5 eval 'exec @PERL@ -S $0 ${1+"$@"}'
8 # automake - create Makefile.in from Makefile.am
9 # Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
11 # This program is free software; you can redistribute it and/or modify
12 # it under the terms of the GNU General Public License as published by
13 # the Free Software Foundation; either version 2, or (at your option)
16 # This program is distributed in the hope that it will be useful,
17 # but WITHOUT ANY WARRANTY; without even the implied warranty of
18 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 # GNU General Public License for more details.
21 # You should have received a copy of the GNU General Public License
22 # along with this program; if not, write to the Free Software
23 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
26 # Originally written by David Mackenzie <djm@gnu.ai.mit.edu>.
27 # Perl reimplementation by Tom Tromey <tromey@cygnus.com>.
30 # Parameters set by configure. Not to be changed. NOTE: assign
31 # VERSION as string so that eg version 0.30 will print correctly.
32 $VERSION = "@VERSION@";
33 $PACKAGE = "@PACKAGE@";
35 $am_dir = "@datadir@/@PACKAGE@";
38 $IGNORE_PATTERN = "^##([^#].*)?\$";
39 $WHITE_PATTERN = "^[ \t]*\$";
40 $COMMENT_PATTERN = "^#";
41 $RULE_PATTERN = "^([\$a-zA-Z_.][-.a-zA-Z0-9_(){}/\$]*) *:([^=].*|)\$";
42 $SUFFIX_RULE_PATTERN = "^\\.([a-zA-Z0-9]+)\\.([a-zA-Z0-9]+)\$";
43 $MACRO_PATTERN = "^([A-Za-z0-9_]+)[ \t]*([:+]?)=[ \t]*(.*)\$";
44 $BOGUS_MACRO_PATTERN = "^([^ \t]*)[ \t]*([:+]?)=[ \t]*(.*)\$";
45 $GNITS_VERSION_PATTERN = "[0-9]+\\.[0-9]+([a-z]|\\.[0-9]+)?";
46 $IF_PATTERN = "^if[ \t]+\([A-Za-z][A-Za-z0-9_]*\)[ \t]*\(#.*\)?\$";
47 $ELSE_PATTERN = "^else[ \t]*\(#.*\)?\$";
48 $ENDIF_PATTERN = "^endif[ \t]*\(#.*\)?\$";
49 $PATH_PATTERN='(\\w|[/.-])+';
50 # This will pass through anything not of the prescribed form.
51 $INCLUDE_PATTERN = "^include[ \t]+((\\\$\\\(top_srcdir\\\)/${PATH_PATTERN})|(\\\$\\\(srcdir\\\)/${PATH_PATTERN})|([^/\\\$]${PATH_PATTERN}))[ \t]*(#.*)?\$";
53 # Some regular expressions. One reason to put them here is that it
54 # makes indentation work better in Emacs.
55 $AC_CONFIG_AUX_DIR_PATTERN = "AC_CONFIG_AUX_DIR\\(([^)]+)\\)";
56 $AM_INIT_AUTOMAKE_PATTERN = "AM_INIT_AUTOMAKE\\([^,]*,([^,)]+)[,)]";
57 $AM_PACKAGE_VERSION_PATTERN = "^\\s*\\[?([^]\\s]+)\\]?\\s*\$";
58 # Note that there is no AC_PATH_TOOL. But we don't really care.
59 $AC_CHECK_PATTERN = "AC_(CHECK|PATH)_(PROG|PROGS|TOOL)\\(\\[?(\\w+)";
60 $AM_MISSING_PATTERN = "AM_MISSING_PROG\\(\\[?(\\w+)";
61 # Just check for alphanumeric in AC_SUBST. If you do AC_SUBST(5),
63 $AC_SUBST_PATTERN = "AC_SUBST\\(\\[?(\\w+)";
64 $AM_CONDITIONAL_PATTERN = "AM_CONDITIONAL\\((\\w+)";
66 # Constants to define the "strictness" level.
71 # These constants are returned by lang_*_rewrite functions.
72 # LANG_SUBDIR means that the resulting object file should be in a
73 # subdir if the source file is. In this case the file name cannot
74 # have `..' components.
81 # Variables global to entire run.
83 # TRUE if we should always generate Makefile.in.
84 $force_generation = 1;
86 # Strictness level as set on command line.
87 $default_strictness = $GNU;
89 # Name of strictness level, as set on command line.
90 $default_strictness_name = 'gnu';
92 # This is TRUE if automatic dependency generation code should be
93 # included in generated Makefile.in.
94 $cmdline_use_dependencies = 1;
96 # TRUE if in verbose mode.
99 # This holds our (eventual) exit status. We don't actually exit until
100 # we have processed all input files.
103 # From the Perl manual.
104 $symlink_exists = (eval 'symlink ("", "");', $@ eq '');
106 # TRUE if missing standard files should be installed.
109 # TRUE if we should copy missing files; otherwise symlink if possible.
112 # Files found by scanning configure.in for LIBOBJS.
115 # True if AM_C_PROTOTYPES appears in configure.in.
116 $am_c_prototypes = 0;
118 # Names used in AC_CONFIG_HEADER call. @config_fullnames holds the
119 # name which appears in AC_CONFIG_HEADER, colon and all.
120 # @config_names holds the file names. @config_headers holds the '.in'
121 # files. Ordinarily these are similar, but they can be different if
122 # the weird "NAME:FILE" syntax is used.
123 @config_fullnames = ();
125 @config_headers = ();
126 # Line number at which AC_CONFIG_HEADER appears in configure.in.
127 $config_header_line = 0;
129 # Directory where output files go. Actually, output files are
130 # relative to this directory.
131 $output_directory = '.';
133 # Relative location of top build directory.
136 # List of Makefile.am's to process, and their corresponding outputs.
140 # Complete list of Makefile.am's that exist.
141 @configure_input_files = ();
143 # List of files in AC_OUTPUT without Makefile.am, and their outputs.
144 @other_input_files = ();
145 # Line number at which AC_OUTPUT seen.
148 # List of directories to search for configure-required files. This
149 # can be set by AC_CONFIG_AUX_DIR.
150 @config_aux_path = ('.', '..', '../..');
151 $config_aux_dir = '';
153 # Whether AC_PROG_MAKE_SET has been seen in configure.in.
156 # Whether AM_GNU_GETTEXT has been seen in configure.in.
158 # Line number at which AM_GNU_GETTEXT seen.
159 $ac_gettext_line = 0;
161 # Whether ALL_LINGUAS has been seen.
165 # Line number at which it appears.
166 $all_linguas_line = 0;
168 # 1 if AC_PROG_INSTALL seen.
169 $seen_prog_install = 0;
171 # Whether AC_PATH_XTRA has been seen in configure.in.
174 # TRUE if AC_DECL_YYTEXT was seen.
175 $seen_decl_yytext = 0;
177 # TRUE if we've seen AC_CANONICAL_(HOST|SYSTEM). The presence of
178 # AC_CHECK_TOOL also sets this.
181 # TRUE if we've seen AC_ARG_PROGRAM.
184 # TRUE if we've seen AC_PROG_LIBTOOL.
188 # Files installed by libtoolize.
189 @libtoolize_files = ('ltconfig', 'ltmain.sh', 'config.guess', 'config.sub');
191 # TRUE if we've seen AM_MAINTAINER_MODE.
192 $seen_maint_mode = 0;
194 # TRUE if we've seen PACKAGE and VERSION.
198 # Actual version we've seen.
199 $package_version = '';
201 # Line number where we saw version definition.
202 $package_version_line = 0;
204 # TRUE if we've seen AM_PATH_LISPDIR.
207 # TRUE if we've seen AM_CHECK_PYTHON.
210 # TRUE if we've seen AC_EXEEXT.
213 # TRUE if we've seen AC_OBJEXT.
216 # TRUE if we've seen AC_ENABLE_MULTILIB.
219 # TRUE if we've seen AM_PROG_CC_C_O
222 # Hash table of discovered configure substitutions. Keys are names,
223 # values are `FILE:LINE' strings which are used by error message
225 %configure_vars = ();
227 # This is used to keep track of which variable definitions we are
228 # scanning. It is only used in certain limited ways, but it has to be
229 # global. It is declared just for documentation purposes.
232 # Charsets used by maintainer and in distribution. MAINT_CHARSET is
233 # handled in a funny way: if seen in the top-level Makefile.am, it is
234 # used for every directory which does not specify a different value.
235 # The rationale here is that some directories (eg gettext) might be
236 # distributions of other packages, and thus require their own charset
237 # info. However, the DIST_CHARSET must be the same for the entire
238 # package; it can only be set at top-level.
239 # FIXME: this yields bugs when rebuilding. What to do? Always
240 # read (and sometimes discard) top-level Makefile.am?
242 $dist_charset = 'utf8'; # recode doesn't support this yet.
244 # Name of input file ("Makefile.in") and output file ("Makefile.am").
245 # These have no directory components.
249 # TRUE if --cygnus seen.
252 # Hash table of AM_CONDITIONAL variables seen in configure.
253 %configure_cond = ();
255 # Map from obsolete macros to hints for new macros.
256 # If you change this, change the corresponding list in aclocal.in.
257 # FIXME: should just put this into a single file.
260 'AC_FEATURE_CTYPE', "use \`AC_HEADER_STDC'",
261 'AC_FEATURE_ERRNO', "add \`strerror' to \`AC_REPLACE_FUNCS(...)'",
262 'AC_FEATURE_EXIT', '',
263 'AC_SYSTEM_HEADER', '',
265 # Note that we do not handle this one, because it is still run
266 # from AM_CONFIG_HEADER. So we deal with it specially in
268 # 'AC_CONFIG_HEADER', "use \`AM_CONFIG_HEADER'",
270 'fp_C_PROTOTYPES', "use \`AM_C_PROTOTYPES'",
271 'fp_PROG_CC_STDC', "use \`AM_PROG_CC_STDC'",
272 'fp_PROG_INSTALL', "use \`AC_PROG_INSTALL'",
273 'fp_WITH_DMALLOC', "use \`AM_WITH_DMALLOC'",
274 'fp_WITH_REGEX', "use \`AM_WITH_REGEX'",
275 'gm_PROG_LIBTOOL', "use \`AM_PROG_LIBTOOL'",
276 'jm_MAINTAINER_MODE', "use \`AM_MAINTAINER_MODE'",
277 'md_TYPE_PTRDIFF_T', "use \`AM_TYPE_PTRDIFF_T'",
278 'ud_PATH_LISPDIR', "use \`AM_PATH_LISPDIR'",
279 'ud_GNU_GETTEXT', "use \`AM_GNU_GETTEXT'",
281 # Now part of autoconf proper, under a different name.
282 'AM_FUNC_FNMATCH', "use \`AC_FUNC_FNMATCH'",
283 'fp_FUNC_FNMATCH', "use \`AC_FUNC_FNMATCH'",
284 'AM_SANITY_CHECK_CC', "automatically done by \`AC_PROG_CC'",
285 'AM_PROG_INSTALL', "use \`AC_PROG_INSTALL'",
286 'AM_EXEEXT', "use \`AC_EXEEXT'",
287 'AM_CYGWIN32', "use \`AC_CYGWIN'",
288 'AM_MINGW32', "use \`AC_MINGW32'",
289 'AM_FUNC_MKTIME', "use \`AC_FUNC_MKTIME'",
291 # These aren't quite obsolete.
295 # Regexp to match the above macros.
296 $obsolete_rx = '(' . join ('|', keys %obsolete_macros) . ')';
298 # This maps extensions onto language names.
301 # This maps languages names onto properties.
306 # Initialize global constants and our list of languages that are
307 # internally supported.
308 &initialize_global_constants;
310 ®ister_language ('c', 'ansi-p=1', 'autodep=', 'flags=CFLAGS',
311 'compile=$(CC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)',
312 'compiler-name=COMPILE',
315 ®ister_language ('cxx', 'linker=CXXLINK', 'autodep=CXX', 'flags=CXXFLAGS',
316 'compile=$(CXX) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS)',
317 'compiler-name=CXXCOMPILE',
318 'output-arg=-c -o $@',
319 'c++', 'cc', 'cpp', 'cxx', 'C');
320 ®ister_language ('objc', 'linker=OBJCLINK', 'autodep=OBJC',
322 'compile=$(OBJC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_OBJCFLAGS) $(OBJCFLAGS)',
323 'compiler-name=OBJCCOMPILE',
324 'output-arg=-c -o $@',
326 ®ister_language ('header',
327 'h', 'H', 'hxx', 'h++', 'hh', 'hpp', 'inc');
329 # For now, yacc and lex can't be handled on a per-exe basis.
330 ®ister_language ('yacc', 'ansi-p=1',
332 ®ister_language ('yaccxx', 'linker=CXXLINK',
333 'y++', 'yy', 'yxx', 'ypp');
334 ®ister_language ('lex', 'ansi-p=1',
336 ®ister_language ('lexxx', 'linker=CXXLINK',
337 'l++', 'll', 'lxx', 'lpp');
339 ®ister_language ('asm',
340 'flags=CFLAGS', # FIXME: asmflags?
341 'compile=$(CC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)', # FIXME: a different compiler?
342 'compiler-name=COMPILE',
346 ®ister_language ('f77', 'linker=F77LINK', 'flags=FFLAGS',
347 'compile=$(F77) $(AM_FFLAGS) $(FFLAGS)',
348 'compiler-name=F77COMPILE',
349 'output-arg=-c -o $@',
351 ®ister_language ('ppf77', 'linker=F77LINK', 'flags=FFLAGS',
352 'compile=$(F77) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_FFLAGS) $(FFLAGS)',
353 'compiler-name=PPF77COMPILE',
354 'output-arg=-c -o $@',
356 ®ister_language ('ratfor', 'linker=F77LINK',
357 'flags=RFLAGS', # FIXME also FFLAGS.
358 'compile=$(F77) $(AM_FFLAGS) $(FFLAGS) $(AM_RFLAGS) $(RFLAGS)',
359 'compiler-name=RCOMPILE',
360 'output-arg=-c -o $@',
362 # FIXME: for now we can't do dependency tracking for Java.
364 ®ister_language ('java', 'linker=GCJLINK', 'flags=GCJFLAGS',
365 'compile=$(GCJ) $(DEFS) $(INCLUDES) $(AM_GCJFLAGS) $(GCJFLAGS)',
366 'compiler-name=GCJCOMPILE',
367 'output-arg=-c -o $@',
368 'java', 'class', 'zip', 'jar');
371 # Parse command line.
372 &parse_arguments (@ARGV);
374 # Do configure.in scan only once.
377 die "automake: no \`Makefile.am' found or specified\n"
380 # Now do all the work on each file.
381 foreach $am_file (@input_files)
383 if (! -f ($am_file . '.am'))
385 &am_error ("\`" . $am_file . ".am' does not exist");
389 &generate_makefile ($output_files{$am_file}, $am_file);
393 &am_conf_error ("AC_PROG_INSTALL must be used in configure.in")
394 if (! $seen_prog_install);
399 ################################################################
401 # Parse command line.
404 local (@arglist) = @_;
407 &set_strictness ('gnu');
411 if ($arglist[0] eq "--version")
413 print "automake (GNU $PACKAGE) $VERSION\n\n";
414 print "Copyright (C) 1999 Free Software Foundation, Inc.\n";
415 print "This is free software; see the source for copying conditions. There is NO\n";
416 print "warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\n";
417 print "Written by Tom Tromey <tromey\@cygnus.com>\n";
421 elsif ($arglist[0] eq "--help")
425 elsif ($arglist[0] =~ /^--amdir=(.+)$/)
429 elsif ($arglist[0] eq '--amdir')
431 &require_argument (@arglist);
433 $am_dir = $arglist[0];
435 elsif ($arglist[0] eq '--gnu')
437 &set_strictness ('gnu');
439 elsif ($arglist[0] eq '--gnits')
441 &set_strictness ('gnits');
443 elsif ($arglist[0] eq '--cygnus')
447 elsif ($arglist[0] eq '--foreign')
449 &set_strictness ('foreign');
451 elsif ($arglist[0] eq '--include-deps')
453 $cmdline_use_dependencies = 1;
455 elsif ($arglist[0] eq '--ignore-deps' || $arglist[0] eq '-i')
457 $cmdline_use_dependencies = 0;
459 elsif ($arglist[0] eq '--no-force')
461 $force_generation = 0;
463 elsif ($arglist[0] =~ /^--output-dir=(.*)$/)
465 # Set output directory.
466 $output_directory = $1;
468 elsif ($arglist[0] eq '--output-dir' || $arglist[0] eq '-o')
470 &require_argument (@arglist);
472 $output_directory = $arglist[0];
474 elsif ($arglist[0] eq '--add-missing' || $arglist[0] eq '-a')
478 elsif ($arglist[0] eq '--copy' || $arglist[0] eq '-c')
482 elsif ($arglist[0] eq '--verbose' || $arglist[0] eq '-v')
486 elsif ($arglist[0] eq '--')
488 # Stop option processing.
490 push (@input_files, @arglist);
493 elsif ($arglist[0] =~ /^-/)
495 die "automake: unrecognized option -- \`$arglist[0]'\nTry \`automake --help' for more information.\n";
499 # Handle $local:$input syntax. Note that we only examine
500 # the first ":" file to see if it is automake input; the
501 # rest are just taken verbatim. We still keep all the
502 # files around for dependency checking, however.
503 local ($local, $input, @rest) = split (/:/, $arglist[0]);
510 # Strip .in; later on .am is tacked on. That is how
511 # the automake input file is found. Maybe not the
512 # best way, but it is easy to explain. FIXME: should
513 # be error if .in is missing.
516 push (@input_files, $input);
517 $output_files{$input} = join (':', ($local, @rest));
523 # Take global strictness from whatever we currently have set.
524 $default_strictness = $strictness;
525 $default_strictness_name = $strictness_name;
528 # Ensure argument exists, or die.
531 local ($arg, @arglist) = @_;
532 die "automake: no argument given for option \`$arg'\n"
536 ################################################################
538 # Generate a Makefile.in given the name of the corresponding Makefile and
539 # the name of the file output by config.status.
540 sub generate_makefile
542 local ($output, $makefile) = @_;
544 ($am_file_name = $makefile) =~ s/^.*\///;
545 $in_file_name = $am_file_name . '.in';
546 $am_file_name .= '.am';
548 # $OUTPUT is encoded. If it contains a ":" then the first element
549 # is the real output file, and all remaining elements are input
550 # files. We don't scan or otherwise deal with these input file,
551 # other than to mark them as dependencies. See scan_configure for
553 local (@secondary_inputs);
554 ($output, @secondary_inputs) = split (/:/, $output);
556 &initialize_per_input;
557 $relative_dir = &dirname ($output);
558 $am_relative_dir = &dirname ($makefile);
560 # At the toplevel directory, we might need config.guess, config.sub
561 # or libtool scripts (ltconfig and ltmain.sh).
562 if ($relative_dir eq '.')
564 # libtool requires some files.
565 &require_conf_file_with_conf_line ($libtool_line, $FOREIGN,
569 # AC_CANONICAL_HOST and AC_CANONICAL_SYSTEM need config.guess and
571 &require_config_file ($FOREIGN, 'config.guess', 'config.sub')
575 # We still need Makefile.in here, because sometimes the `dist'
576 # target doesn't re-run automake.
577 if ($am_relative_dir eq $relative_dir)
579 # Only distribute the files if they are in the same subdir as
580 # the generated makefile.
581 &push_dist_common ($in_file_name, $am_file_name);
584 push (@sources, '$(SOURCES)')
585 if &variable_defined ('SOURCES');
586 push (@objects, '$(OBJECTS)')
587 if &variable_defined ('OBJECTS');
589 &read_main_am_file ($makefile . '.am');
592 # Fatal error. Just return, so we can continue with next file.
596 # Must do this after reading .am file. See read_main_am_file to
597 # understand weird tricks we play there with variables.
598 &define_variable ('subdir', $relative_dir);
600 # Check first, because we might modify some state.
602 &check_gnu_standards;
603 &check_gnits_standards;
605 &handle_configure ($output, $makefile, @secondary_inputs);
612 &handle_built_sources;
614 # This must be run after all the sources are scanned.
617 # Re-init SOURCES and OBJECTS. FIXME: other code shouldn't depend
618 # on this (but currently does).
619 $contents{'SOURCES'} = join (' ', @sources);
620 $contents{'OBJECTS'} = join (' ', @objects);
621 &define_pretty_variable ('DIST_SOURCES', '', @dist_sources);
633 &handle_minor_options;
634 &handle_dist ($makefile);
635 &handle_dependencies;
638 &handle_merge_targets ($output);
645 if (! -d ($output_directory . '/' . $am_relative_dir))
647 mkdir ($output_directory . '/' . $am_relative_dir, 0755);
650 local ($out_file) = $output_directory . '/' . $makefile . ".in";
651 if (! $force_generation && -e $out_file)
653 local ($am_time) = (stat ($makefile . '.am'))[9];
654 local ($in_time) = (stat ($out_file))[9];
655 # FIXME: should cache these times.
656 local ($conf_time) = (stat ('configure.in'))[9];
657 # FIXME: how to do unsigned comparison?
658 if ($am_time < $in_time || $am_time < $conf_time)
665 local ($acl_time) = (stat _)[9];
666 return if ($am_time < $acl_time);
670 if (! open (GM_FILE, "> " . $out_file))
672 warn "automake: ${am_file}.in: cannot write: $!\n";
676 print "automake: creating ", $makefile, ".in\n" if $verbose;
678 print GM_FILE $output_vars;
679 # We make sure that `all:' is the first target.
680 print GM_FILE $output_all;
681 print GM_FILE $output_header;
682 print GM_FILE $output_rules;
683 print GM_FILE $output_trailer;
688 ################################################################
690 # Handle AUTOMAKE_OPTIONS variable. Return 1 on error, 0 otherwise.
693 if (&variable_defined ('AUTOMAKE_OPTIONS'))
695 foreach (&variable_value_as_list ('AUTOMAKE_OPTIONS', ''))
698 if ($_ eq 'gnits' || $_ eq 'gnu' || $_ eq 'foreign')
700 &set_strictness ($_);
702 elsif ($_ eq 'cygnus')
708 # An option like "../lib/ansi2knr" is allowed. With
709 # no path prefix, we assume the required programs are
710 # in this directory. We save the actual option for
712 $options{'ansi2knr'} = $_;
714 elsif ($_ eq 'no-installman' || $_ eq 'no-installinfo'
715 || $_ eq 'dist-shar' || $_ eq 'dist-zip'
716 || $_ eq 'dist-tarZ' || $_ eq 'dist-bzip2'
717 || $_ eq 'dejagnu' || $_ eq 'no-texinfo.tex'
718 || $_ eq 'readme-alpha' || $_ eq 'check-news'
719 || $_ eq 'subdir-objects' || $_ eq 'nostdinc')
721 # Explicitly recognize these.
723 elsif ($_ eq 'no-dependencies')
725 $use_dependencies = 0;
727 elsif (/([0-9]+)\.([0-9]+)([a-z])?/)
729 # Got a version number.
731 local ($rmajor, $rminor, $ralpha) = ($1, $2, $3);
733 if ($VERSION !~ /([0-9]+)\.([0-9]+)([a-z])?/)
736 "automake: programming error: version is incorrect\n";
739 local ($tmajor, $tminor, $talpha) = ($1, $2, $3);
741 # 2.0 is better than 1.0.
742 # 1.2 is better than 1.1.
743 # 1.2a is better than 1.2.
744 if ($rmajor > $tmajor
745 || ($rmajor == $tmajor && $rminor > $tminor)
746 || ($rminor == $tminor && $rminor == $tminor
747 && $ralpha gt $talpha))
749 &am_line_error ('AUTOMAKE_OPTIONS',
750 "require version $_, only have $VERSION");
756 &am_line_error ('AUTOMAKE_OPTIONS',
757 "option \`" . $_ . "\' not recognized");
762 if ($strictness == $GNITS)
764 $options{'readme-alpha'} = 1;
765 $options{'check-news'} = 1;
771 # Return object extension. Just once, put some code into the output.
772 # Argument is the name of the output file
773 sub get_object_extension
777 # Maybe require libtool library object files.
778 local ($extension) = '.o';
779 $extension = '.$(OBJEXT)' if $seen_objext;
780 $extension = '.lo' if ($out =~ /\.la$/);
782 if (! $included_generic_compile)
786 if (! defined $options{'nostdinc'})
788 $xform = '-I. -I\$(srcdir)';
790 if (&variable_defined ('CONFIG_HEADER'))
793 foreach $one_hdr (split (' ',
794 &variable_value ('CONFIG_HEADER')))
797 ($var = &dirname ($one_hdr)) =~ s/(\W)/\\$1/g;
798 $xform .= ' -I' . $var;
802 $xform = 's/\@DEFAULT_INCLUDES\@/' . $xform . '/go;';
803 $output_vars .= &file_contents_with_transform ($xform,
806 $xform = $seen_objext ? 's/^OBJEXT//;' : 's/^OBJEXT.*$//;';
807 $output_rules .= &file_contents_with_transform ($xform, 'compile');
809 &push_phony_cleaners ('compile');
811 # If using X, include some extra variable definitions. NOTE
812 # we don't want to force these into CFLAGS or anything,
813 # because not all programs will necessarily use X.
817 foreach $var ('X_CFLAGS', 'X_LIBS', 'X_EXTRA_LIBS', 'X_PRE_LIBS')
819 &define_configure_variable ($var);
823 push (@suffixes, '.c', '.o');
824 push (@suffixes, '.obj') if $seen_objext;
825 push (@clean, 'compile');
827 $included_generic_compile = 1;
830 if ($seen_libtool && ! $included_libtool_compile)
832 # Output the libtool compilation rules.
833 $output_rules .= &file_contents ('libtool');
835 &push_phony_cleaners ('libtool');
837 push (@suffixes, '.lo');
838 push (@clean, 'libtool');
840 $included_libtool_compile = 1;
843 # Check for automatic de-ANSI-fication.
844 if (defined $options{'ansi2knr'})
846 $extension = '$U' . $extension;
847 if (! $included_knr_compile)
849 if (! $am_c_prototypes)
851 &am_line_error ('AUTOMAKE_OPTIONS',
852 "option \`ansi2knr' in use but \`AM_C_PROTOTYPES' not in configure.in");
853 &keyed_aclocal_warning ('AM_C_PROTOTYPES');
854 # Only give this error once.
855 $am_c_prototypes = 1;
858 # Only require ansi2knr files if they should appear in
860 if ($options{'ansi2knr'} eq 'ansi2knr')
862 &require_file_with_line ('AUTOMAKE_OPTIONS', $FOREIGN,
863 'ansi2knr.c', 'ansi2knr.1');
864 $output_rules .= &file_contents ('kr-extra');
865 push (@clean, 'krextra');
866 &push_phony_cleaners ('krextra');
869 # Generate rules to build ansi2knr. If it is in some
870 # other directory, then generate dependencies but have the
871 # rule just run elsewhere.
872 $objext = $seen_objext ? ".\$(OBJEXT)" : ".o";
873 $output_rules .= ($options{'ansi2knr'} . ': '
874 . $options{'ansi2knr'} . $objext . "\n");
875 if ($options{'ansi2knr'} eq 'ansi2knr')
877 $output_rules .= ("\t\$(LINK) ansi2knr" . $objext
879 . "ansi2knr" . $objext
880 . ": \$(CONFIG_HEADER)\n\n");
884 $output_rules .= ("\tcd " . &dirname ($options{'ansi2knr'})
885 . " && \$(MAKE) \$(AM_MAKEFLAGS) "
887 # This is required for non-GNU makes.
888 $output_rules .= ($options{'ansi2knr'} . $objext . ":\n");
889 $output_rules .= ("\tcd " . &dirname ($options{'ansi2knr'})
890 . " && \$(MAKE) \$(AM_MAKEFLAGS)"
891 . " ansi2knr" . $objext . "\n\n");
894 # Make sure ansi2knr can be found: if no path specified,
896 if ($options{'ansi2knr'} eq 'ansi2knr')
898 # Substitution from AM_C_PROTOTYPES. This makes it be
899 # built only when necessary.
900 &define_configure_variable ('ANSI2KNR');
901 # ansi2knr needs to be built before subdirs, so unshift it.
902 unshift (@all, '$(ANSI2KNR)');
906 # Found in another directory.
907 &define_variable ("ANSI2KNR", $options{'ansi2knr'});
910 $output_rules .= &file_contents ('clean-kr');
913 &push_phony_cleaners ('kr');
915 $included_knr_compile = 1;
922 # Call finish function for each language that was used.
925 local ($ltcompile, $ltlink) = &libtool_compiler;
927 local ($ext, $name, $lang, %done);
929 foreach $ext (sort keys %extension_seen)
931 $lang = $extension_map{$ext};
933 # Generate the appropriate rules for this extension. If
934 # dependency tracking was requested, and this extension
935 # supports it, then we don't generate the rule here.
938 if ($use_dependencies && $language_map{$lang . '-autodep'} ne 'no')
940 # Don't generate the rule, but still generate the variables.
941 if (defined $language_map{$lang . '-compile'})
943 $comp = $language_map{$lang . '-compile'};
946 elsif (defined $language_map{$lang . '-compile'})
948 $comp = $language_map{$lang . '-compile'};
950 local ($outarg) = $language_map{$lang . '-output-arg'};
951 if ($language_map{$lang . '-flags'} eq 'CFLAGS')
953 # C compilers don't always support -c -o.
954 if (defined $options{'subdir-objects'})
960 local ($full) = ("\t\$("
961 . $language_map{$lang . '-compiler-name'}
964 $output_rules .= (".$ext.o:\n"
967 # FIXME: Using cygpath should be somehow conditional.
968 $output_rules .= (".$ext.obj:\n"
970 . " \`cygpath -w \$<\`\n")
972 $output_rules .= (".$ext.lo:\n"
974 . $language_map{$lang . '-compiler-name'}
976 . $language_map{$lang . '-output-arg'}
977 # We can always use -c -o with libtool.
978 . ($language_map{$lang . '-flags'} eq 'CFLAGS'
984 push (@suffixes, '.' . $ext);
986 # The rest of the loop is done once per language.
987 next if defined $done{$lang};
990 $non_c = 0 if $lang !~ /(objc|cxx|f77|ratfor)$/;
994 &define_compiler_variable ($language_map{$lang . '-compiler-name'},
997 # The compiler's flag must be a configure variable.
998 if (defined $language_map{$lang . '-flags'})
1000 &define_configure_variable ($language_map{$lang . '-flags'});
1003 # Compute the function name of the finisher and then call it.
1004 $name = 'lang_' . $lang . '_finish';
1008 # If the project is entirely C++ or entirely Fortran 77, don't
1009 # bother with the C stuff. But if anything else creeps in, then use
1011 if (! $non_c || scalar keys %suffix_rules > 0)
1013 if (! defined $done{'c'})
1015 &define_configure_variable ($language_map{'c-flags'});
1016 &define_compiler_variable ($language_map{'c-compiler-name'},
1018 $language_map{'c-compile'});
1020 &define_variable ('CCLD', '$(CC)');
1021 &define_variable ('LINK', $ltlink . '$(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@');
1025 # Output a rule to build from a YACC source. The output from YACC is
1026 # compiled with C or C++, depending on the extension of the YACC file.
1027 sub output_yacc_build_rule
1029 local ($yacc_suffix, $use_ylwrap, $c_suffix) = @_;
1032 ($suffix = $yacc_suffix) =~ tr/y/c/;
1033 push (@suffixes, $yacc_suffix, $suffix);
1035 # Generate rule for c/c++.
1036 $output_rules .= "$yacc_suffix$suffix:\n\t";
1040 $output_rules .= ('$(SHELL) $(YLWRAP)'
1041 . ' "$(YACC)" $< y.tab.c $*' . $suffix
1042 . ' y.tab.h $*.h -- $(AM_YFLAGS) $(YFLAGS)');
1046 $output_rules .= ('$(YACC) $(AM_YFLAGS) $(YFLAGS) $< && mv y.tab.c $*'
1048 . "\tif test -f y.tab.h; then \\\n"
1049 . "\tif cmp -s y.tab.h \$*.h; then rm -f y.tab.h; else mv y.tab.h \$*.h; fi; \\\n"
1052 $output_rules .= "\n";
1055 sub output_lex_build_rule
1057 local ($lex_suffix, $use_ylwrap) = @_;
1060 ($c_suffix = $lex_suffix) =~ tr/l/c/;
1061 push (@suffixes, $lex_suffix);
1062 &define_configure_variable ('LEX_OUTPUT_ROOT');
1063 &define_configure_variable ('LEXLIB');
1064 $output_rules .= "$lex_suffix$c_suffix:\n\t";
1068 # Is the $@ correct here? If so, why not use it in the ylwrap
1069 # build rule for yacc above?
1070 $output_rules .= '$(SHELL) $(YLWRAP)'
1071 . ' "$(LEX)" $< $(LEX_OUTPUT_ROOT).c $@ -- $(AM_LFLAGS) $(LFLAGS)';
1075 $output_rules .= '$(LEX) $(AM_LFLAGS) $(LFLAGS) $< && mv $(LEX_OUTPUT_ROOT).c $@';
1077 $output_rules .= "\n";
1081 # Check to make sure a source defined in LIBOBJS is not explicitly
1082 # mentioned. This is a separate function (as opposed to being inlined
1083 # in handle_source_transform) because it isn't always appropriate to
1085 sub check_libobjs_sources
1087 local ($one_file, $unxformed) = @_;
1089 local ($prefix, $file, @files);
1090 foreach $prefix ('', 'EXTRA_', 'dist_', 'nodist_',
1091 'dist_EXTRA_', 'nodist_EXTRA_')
1093 if (&variable_defined ($prefix . $one_file . '_SOURCES'))
1095 @files = &variable_value_as_list (($prefix
1096 . $one_file . '_SOURCES'),
1099 elsif ($prefix eq '')
1101 @files = ($unxformed . '.c');
1108 foreach $file (@files)
1110 if (defined $libsources{$file})
1112 &am_line_error ($prefix . $one_file . '_SOURCES',
1113 "automatically discovered file \`$file' should not be explicitly mentioned");
1119 # Does much of the actual work for handle_source_transform.
1121 # name of resulting executable or library ("derived")
1122 # object extension (e.g., `$U.lo')
1123 # list of source files to transform
1125 # first element is name of linker to use (empty string for default linker)
1126 # remaining elements are names of objects
1127 sub handle_single_transform_list
1129 local ($var, $derived, $obj, @files) = @_;
1130 local (@result) = ();
1131 local ($nonansi_obj) = $obj;
1132 $nonansi_obj =~ s/_//g;
1133 local (%linkers_used) = ();
1136 # Turn sources into objects.
1139 # Configure substitutions in _SOURCES variables are errors.
1142 &am_line_error ($var, "$var includes configure substitution \`$_'");
1146 # If the source file is in a subdirectory then the `.o' is
1147 # put into the current directory.
1149 # Split file name into base and extension.
1150 local ($full, $directory, $base, $extension, $linker, $object);
1151 next if ! /^((.*)\/)?([^\/]*)\.(.*)$/;
1157 local ($xbase) = $base;
1159 # We must generate a rule for the object if it requires
1162 local ($renamed) = 0;
1164 $extension = &derive_suffix ($extension);
1165 local ($lang) = $extension_map{$extension};
1168 &saw_extension ($extension);
1169 # Found the language, so see what it says.
1170 local ($subr) = 'lang_' . $lang . '_rewrite';
1171 # Note: computed subr call.
1172 local ($r) = & $subr ($directory, $base, $extension);
1173 # Skip this entry if we were asked not to process it.
1174 next if $r == $LANG_IGNORE;
1176 # Now extract linker and other info.
1177 $linker = $language_map{$lang . '-linker'};
1179 local ($this_obj_ext);
1180 if ($language_map{$lang . '-ansi-p'})
1182 $object = $base . $obj;
1183 $this_obj_ext = $obj;
1187 $object = $base . $nonansi_obj;
1188 $this_obj_ext = $nonansi_obj;
1191 if ($language_map{$lang . '-flags'} ne ''
1192 && &variable_defined ($derived . '_'
1193 . $language_map{$lang . '-flags'}))
1195 # We have a per-executable flag in effect for this
1196 # object. In this case we rewrite the object's
1197 # name to ensure it is unique. We also require
1198 # the `compile' program to deal with compilers
1199 # where `-c -o' does not work.
1201 # We choose the name `DERIVED-OBJECT' to ensure
1202 # (1) uniqueness, and (2) continuity between
1203 # invocations. However, this will result in a
1204 # name that is too long for losing systems, in
1205 # some situations. So we provide _SHORTNAME to
1208 local ($dname) = $derived;
1209 if (&variable_defined ($derived . '_SHORTNAME'))
1211 # FIXME: should use the same conditional as
1212 # the _SOURCES variable. But this is really
1213 # silly overkill -- nobody should have
1214 # conditional shortnames.
1215 $dname = &variable_value ($derived . '_SHORTNAME');
1217 $object = $dname . '-' . $object;
1219 &require_file ($FOREIGN, 'compile')
1222 if (! defined $language_map{$lang . '-compile'})
1224 print STDERR "automake: programming error: $lang flags defined without compiler\n";
1227 # Compute the rule to compile this object.
1228 local ($flag) = $language_map{$lang . '-flags'};
1229 local ($val) = "(${derived}_${flag}";
1230 ($rule = $language_map{$lang . '-compile'}) =~
1233 $rule .= ' ' . $language_map{$lang . '-output-arg'};
1234 # For C we have to add the -o, because the
1235 # standard rule doesn't include it.
1236 if ($language_map{$lang . '-flags'} eq 'CFLAGS')
1244 # If rewrite said it was ok, put the object into a
1246 if ($r == $LANG_SUBDIR && $directory ne '')
1248 $object = $directory . '/' . $object;
1249 $xbase = $directory . '/' . $base;
1252 # If doing dependency tracking, then we can't print
1253 # the rule. Also, if we have a subdir object, we need
1254 # to generate an explicit rule.
1255 if (($use_dependencies
1257 && $language_map{$lang . '-autodep'} ne 'no')
1258 || ($r == $LANG_SUBDIR && $directory ne ''))
1261 local ($obj_sans_ext) = substr ($object, 0,
1262 - length ($this_obj_ext));
1263 $lang_specific_files{$lang} .= (' ' . $derived
1265 . ' ' . $obj_sans_ext);
1268 elsif ($extension eq 'o')
1270 # This is probably the result of a direct suffix rule.
1271 # In this case we just accept the rewrite. FIXME:
1272 # this fails if we want libtool objects.
1273 $object = $base . '.' . $extension;
1278 # No error message here. Used to have one, but it was
1283 $linkers_used{$linker} = 1;
1285 push (@result, $object);
1287 if (defined $object_map{$object})
1289 if ($object_map{$object} ne $full)
1291 &am_error ("object \`$object' created by \`$full' and \`$object_map{$object}'");
1296 local (@dep_list) = ();
1297 $object_map{$object} = $full;
1299 # If file is in subdirectory, we need explicit
1301 if ($directory ne '' || $renamed)
1303 push (@dep_list, $full);
1306 # If resulting object is in subdir, we need to make
1307 # sure the subdir exists at build time.
1308 if ($object =~ /\//)
1310 # FIXME: check that $DIRECTORY is somewhere in the
1313 # We don't allow `..' in object file names for
1314 # *any* source, not just Java. For Java it just
1315 # doesn't make sense, but in general it is
1316 # a problem because we can't pick a good name for
1318 if ($object =~ /(\/|^)\.\.\//)
1320 &am_error ("\`$full' contains \`..' component but should not");
1323 push (@dep_list, $directory . '/.dirstamp');
1325 # If we're generating dependencies, we also want
1326 # to make sure that the appropriate subdir of the
1327 # .deps directory is created.
1328 if ($use_dependencies)
1330 push (@dep_list, '.deps/' . $directory . '/.dirstamp');
1333 if (! defined $directory_map{$directory})
1335 $directory_map{$directory} = 1;
1336 $output_rules .= ($directory . "/.dirstamp:\n"
1337 . "\t\@\$(mkinstalldirs) $directory\n"
1338 . "\t\@: > $directory/.dirstamp\n");
1339 if ($use_dependencies)
1341 $output_rules .= ('.deps/' . $directory
1343 . "\t\@\$(mkinstalldirs) .deps/$directory\n"
1344 . "\t\@: > .deps/$directory/.dirstamp\n");
1349 &pretty_print_rule ($object . ':', "\t", @dep_list)
1350 if scalar @dep_list > 0 || $rule ne '';
1352 # Print the rule if we have one.
1355 # Turn `$@' into name of our object file.
1357 ($xform = $object) =~ s,/,\\/,g;
1358 $rule =~ s/\$\@/$xform/;
1359 # FIXME: we use $< in an explicit rule here.
1360 # We can't use $(srcdir)/<file> because we don't
1361 # actually know it is in srcdir.
1363 # FIXME: handle .lo and .obj as well.
1364 $output_rules .= "\t" . $rule . "\n";
1368 # Transform .o or $o file into .P file (for automatic
1370 local ($depfile) = $object;
1371 $depfile =~ s/\.([^.]*)$/.P$1/;
1372 $depfile =~ s/\$\(OBJEXT\)$/o/ if $seen_objext;
1373 $dep_files{'$(DEPDIR)/' . $depfile} = 1;
1377 return (&resolve_linker (%linkers_used), @result);
1380 # Handle SOURCE->OBJECT transform for one program or library.
1382 # canonical (transformed) name of object to build
1383 # actual name of object to build
1384 # object extension (ie either `.o' or `$o'.
1385 # Return result is name of linker variable that must be used.
1386 # Empty return means just use `LINK'.
1387 sub handle_source_transform
1389 # one_file is canonical name. unxformed is given name. obj is
1391 local ($one_file, $unxformed, $obj) = @_;
1393 local ($linker) = '';
1395 if (&variable_defined ($one_file . "_OBJECTS"))
1397 &am_line_error ($one_file . '_OBJECTS',
1398 $one_file . '_OBJECTS', 'should not be defined');
1399 # No point in continuing.
1403 local (@files, @result, $prefix, $temp, $xpfx);
1404 local (%used_pfx) = ();
1405 foreach $prefix ('', 'EXTRA_', 'dist_', 'nodist_',
1406 'dist_EXTRA_', 'nodist_EXTRA_')
1408 # We are going to define _OBJECTS variables using the prefix.
1409 # Then we glom them all together. So we can't use the null
1410 # prefix here as we need it later.
1411 $xpfx = ($prefix eq '') ? 'am_' : $prefix;
1414 local ($var) = $prefix . $one_file . "_SOURCES";
1415 if (&variable_defined ($var))
1417 # Keep track of which prefixes we saw.
1418 $used_pfx{$xpfx} = 1
1419 unless $prefix =~ /EXTRA_/;
1421 push (@sources, '$(' . $prefix . $one_file . "_SOURCES)");
1422 push (@objects, '$(' . $xpfx . $one_file . "_OBJECTS)")
1423 unless $prefix =~ /EXTRA_/;
1424 push (@dist_sources, '$(' . $prefix . $one_file . "_SOURCES)")
1425 unless $prefix =~ /^nodist_/;
1426 local (@conds) = &variable_conditions ($var);
1429 @files = &variable_value_as_list ($var, '');
1434 foreach $cond (@conds)
1436 @files = &variable_value_as_list ($var, $cond);
1438 &handle_single_transform_list ($var, $one_file, $obj,
1440 $linker = $temp if $linker eq '';
1442 # Define _OBJECTS conditionally.
1443 &define_pretty_variable ($xpfx . $one_file . '_OBJECTS',
1445 unless $prefix =~ /EXTRA_/;
1452 # Avoid defining needless variables.
1453 next if (scalar @files == 0);
1455 ($temp, @result) = &handle_single_transform_list ($var, $one_file,
1457 $linker = $temp if $linker eq '';
1458 &define_pretty_variable ($xpfx . $one_file . "_OBJECTS", '', @result)
1459 unless $prefix =~ /EXTRA_/;
1462 local (@keys) = sort keys %used_pfx;
1463 if (scalar @keys == 0)
1465 &define_variable ($one_file . "_SOURCES", $unxformed . ".c");
1466 push (@sources, $unxformed . '.c');
1467 push (@dist_sources, $unxformed . '.c');
1468 push (@objects, $unxformed . $obj);
1469 push (@files, $unxformed . '.c');
1471 ($temp, @result) = &handle_single_transform_list ($one_file . '_SOURCES',
1474 $linker = $temp if $linker eq '';
1475 &define_pretty_variable ($one_file . "_OBJECTS", '', @result)
1479 grep ($_ = '$(' . $_ . $one_file . '_OBJECTS)', @keys);
1480 &define_pretty_variable ($one_file . '_OBJECTS', '', @keys);
1486 # Handle the BUILT_SOURCES variable.
1487 sub handle_built_sources
1489 return unless &variable_defined ('BUILT_SOURCES');
1491 local (@sources) = &variable_value_as_list ('BUILT_SOURCES', 'all');
1493 foreach $s (@sources)
1497 # FIXME: is this really the right thing to do?
1498 &am_line_error ('BUILT_SOURCES',
1499 "\`BUILT_SOURCES' should not contain a configure substitution");
1505 # Special-case @ALLOCA@ and @LIBOBJS@ in _LDADD or _LIBADD variables.
1506 # Also, generate _DEPENDENCIES variable if appropriate.
1508 # transformed name of object being built, or empty string if no object
1509 # name of _LDADD/_LIBADD-type variable to examine
1510 # boolean (lex_seen) which is true if a lex source file was seen in this
1511 # object. valid only for LDADDs, not LIBADDs.
1512 # Returns 1 if LIBOBJS seen, 0 otherwise.
1513 sub handle_lib_objects
1515 local ($xname, $var, $lex_seen) = @_;
1518 die "automake: programming error 1 in handle_lib_objects\n"
1519 if ! &variable_defined ($var);
1521 die "automake: programming error 2 in handle_lib_objects\n"
1522 if $lex_seen && $var =~ /LIBADD/;
1524 local (@conds) = &variable_conditions ($var);
1527 $ret = &handle_lib_objects_cond ($xname, $var, $lex_seen, '');
1533 foreach $cond (@conds)
1535 if (&handle_lib_objects_cond ($xname, $var, $lex_seen, $cond))
1545 # Subroutine of handle_lib_objects: handle a particular condition.
1546 sub handle_lib_objects_cond
1548 local ($xname, $var, $lex_seen, $cond) = @_;
1550 # We recognize certain things that are commonly put in LIBADD or
1553 local (@dep_list) = ();
1555 local ($seen_libobjs) = 0;
1556 local ($flagvar) = 0;
1558 foreach $lsearch (&variable_value_as_list ($var, $cond))
1560 # Skip -lfoo and -Ldir; these are explicitly allowed.
1561 next if $lsearch =~ /^-[lL]/;
1562 if (! $flagvar && $lsearch =~ /^-/)
1564 if ($var =~ /^(.*)LDADD$/)
1566 # Skip -dlopen and -dlpreopen; these are explicitly allowed.
1567 next if $lsearch =~ /^-dl(pre)?open$/;
1568 &am_line_error ($var, "linker flags such as \`$lsearch' belong in \`${1}LDFLAGS");
1572 # Only get this error once.
1574 &am_line_error ($var, "linker flags such as \`$lsearch' belong in \`${1}LDFLAGS");
1578 # Assume we have a file of some sort, and push it onto the
1579 # dependency list. Autoconf substitutions are not pushed;
1580 # rarely is a new dependency substituted into (eg) foo_LDADD
1581 # -- but "bad things (eg -lX11) are routinely substituted.
1582 # Note that LIBOBJS and ALLOCA are exceptions to this rule,
1583 # and handled specially below.
1584 push (@dep_list, $lsearch)
1585 unless $lsearch =~ /^\@.*\@$/;
1587 # Automatically handle @LIBOBJS@ and @ALLOCA@. Basically this
1588 # means adding entries to dep_files.
1589 if ($lsearch =~ /^\@(LT)?LIBOBJS\@$/)
1591 local ($myobjext) = ($1 ? 'l' : '') . 'o';
1593 push (@dep_list, $lsearch);
1595 if (! keys %libsources
1596 && ! &variable_defined ($1 . 'LIBOBJS'))
1598 &am_line_error ($var, "\@$1" . "LIBOBJS\@ seen but never set in \`configure.in'");
1601 local ($iter, $rewrite);
1602 foreach $iter (keys %libsources)
1604 if ($iter =~ /\.([cly])$/)
1606 &saw_extension ($1);
1607 &saw_extension ('c');
1610 if ($iter =~ /\.h$/)
1612 &require_file_with_line ($var, $FOREIGN, $iter);
1614 elsif ($iter ne 'alloca.c')
1616 ($rewrite = $iter) =~ s/\.c$/.P$myobjext/;
1617 $dep_files{'$(DEPDIR)/' . $rewrite} = 1;
1618 ($rewrite = $iter) =~ s/(\W)/\\$1/g;
1619 $rewrite = "^" . $rewrite . "\$";
1620 # Only require the file if it is not a built source.
1621 if (! &variable_defined ('BUILT_SOURCES')
1622 || ! grep (/$rewrite/,
1623 &variable_value_as_list ('BUILT_SOURCES',
1626 &require_file_with_line ($var, $FOREIGN, $iter);
1631 elsif ($lsearch =~ /^\@(LT)?ALLOCA\@$/)
1633 local ($myobjext) = ($1 ? 'l' : '') . 'o';
1635 push (@dep_list, $lsearch);
1636 &am_line_error ($var,
1637 "\@$1" . "ALLOCA\@ seen but \`AC_FUNC_ALLOCA' not in \`configure.in'")
1638 if ! defined $libsources{'alloca.c'};
1639 $dep_files{'$(DEPDIR)/alloca.P' . $myobjext} = 1;
1640 &require_file_with_line ($var, $FOREIGN, 'alloca.c');
1641 &saw_extension ('c');
1645 if ($xname ne '' && ! &variable_defined ($xname . '_DEPENDENCIES', $cond))
1647 &define_pretty_variable ($xname . '_DEPENDENCIES', $cond, @dep_list);
1650 return $seen_libobjs;
1653 # Canonicalize a name, and check to make sure the non-canonical name
1654 # is never used. Returns canonical name. Arguments are name and a
1655 # list of suffixes to check for.
1656 sub check_canonical_spelling
1658 local ($name, @suffixes) = @_;
1659 local ($xname, $xt);
1661 ($xname = $name) =~ tr/A-Za-z0-9_/_/c;
1662 if ($xname ne $name)
1665 foreach $xt (@suffixes)
1667 &am_line_error ($name . $xt,
1668 "invalid variable \`" . $name . $xt
1669 . "'; should be \`" . $xname . $xt . "'")
1670 if &variable_defined ($name . $xt);
1677 # Handle C programs.
1680 local (@proglist) = &am_install_var ('-clean',
1681 'progs', 'PROGRAMS',
1682 'bin', 'sbin', 'libexec', 'pkglib',
1684 return if ! @proglist;
1686 # If a program is installed, this is required. We only want this
1687 # error to appear once.
1688 &am_conf_error ("AC_ARG_PROGRAM must be used in configure.in")
1689 unless $seen_arg_prog;
1692 local ($one_file, $xname, $munge);
1694 local ($seen_libobjs) = 0;
1695 foreach $one_file (@proglist)
1697 local ($obj) = &get_object_extension ($one_file);
1699 # Canonicalize names and check for misspellings.
1700 $xname = &check_canonical_spelling ($one_file, '_LDADD', '_LDFLAGS',
1701 '_SOURCES', '_OBJECTS',
1704 # FIXME: Using a trick to figure out if any lex sources appear
1705 # in our program; should use some cleaner method.
1706 local ($lex_num) = scalar (keys %lex_sources);
1707 local ($linker) = &handle_source_transform ($xname, $one_file, $obj);
1708 local ($lex_file_seen) = (scalar (keys %lex_sources) > $lex_num);
1711 if (&variable_defined ($xname . "_LDADD"))
1713 if (&handle_lib_objects ($xname, $xname . '_LDADD',
1723 # User didn't define prog_LDADD override. So do it.
1724 &define_variable ($xname . '_LDADD', '$(LDADD)');
1726 # This does a bit too much work. But we need it to
1727 # generate _DEPENDENCIES when appropriate.
1728 if (&variable_defined ('LDADD'))
1730 if (&handle_lib_objects ($xname, 'LDADD', $lex_file_seen))
1736 elsif (! &variable_defined ($xname . '_DEPENDENCIES'))
1738 &define_variable ($xname . '_DEPENDENCIES', '');
1743 if (&variable_defined ($xname . '_LIBADD'))
1745 &am_line_error ($xname . '_LIBADD',
1746 "use \`" . $xname . "_LDADD', not \`"
1747 . $xname . "_LIBADD'");
1750 if (! &variable_defined ($xname . '_LDFLAGS'))
1752 # Define the prog_LDFLAGS variable.
1753 &define_variable ($xname . '_LDFLAGS', '');
1756 # Determine program to use for link.
1758 if (&variable_defined ($xname . '_LINK'))
1760 $xlink = $xname . '_LINK';
1764 $xlink = $linker ? $linker : 'LINK';
1768 if ($seen_exeext && $one_file !~ /\./)
1770 $xexe = 's/\@EXEEXT\@/\$(EXEEXT)/g;';
1774 $xexe = 's/\@EXEEXT\@//g;';
1778 &file_contents_with_transform
1779 ('s/\@PROGRAM\@/' . $one_file . '/go;'
1780 . 's/\@XPROGRAM\@/' . $xname . '/go;'
1781 . 's/\@XLINK\@/' . $xlink . '/go;'
1786 if (&variable_defined ('LDADD') && &handle_lib_objects ('', 'LDADD', 0))
1793 foreach $one_file (@proglist)
1795 # Canonicalize names.
1796 ($xname = $one_file) =~ tr/A-Za-z0-9_/_/c;
1798 if (&variable_defined ($xname . '_LDADD'))
1800 &check_libobjs_sources ($xname, $xname . '_LDADD');
1802 elsif (&variable_defined ('LDADD'))
1804 &check_libobjs_sources ($xname, 'LDADD');
1812 sub handle_libraries
1814 local (@liblist) = &am_install_var ('-clean',
1815 'libs', 'LIBRARIES',
1816 'lib', 'pkglib', 'noinst', 'check');
1817 return if ! @liblist;
1819 local (%valid) = &am_primary_prefixes ('LIBRARIES', 0, 'lib', 'pkglib',
1821 if (! defined $configure_vars{'RANLIB'})
1824 foreach $key (keys %valid)
1826 if (&variable_defined ($key . '_LIBRARIES'))
1828 &am_line_error ($key . '_LIBRARIES', "library used but \`RANLIB' not defined in \`configure.in'");
1829 # Only get this error once. If this is ever printed,
1831 $configure_vars{'RANLIB'} = 'BUG';
1840 local ($seen_libobjs) = 0;
1841 foreach $onelib (@liblist)
1843 # Check that the library fits the standard naming convention.
1844 if ($onelib !~ /^lib.*\.a$/)
1846 # FIXME should put line number here. That means mapping
1847 # from library name back to variable name.
1848 &am_error ("\`$onelib' is not a standard library name");
1851 local ($obj) = &get_object_extension ($onelib);
1853 # Canonicalize names and check for misspellings.
1854 $xlib = &check_canonical_spelling ($onelib, '_LIBADD', '_SOURCES',
1855 '_OBJECTS', '_DEPENDENCIES', '_AR');
1857 if (! &variable_defined ($xlib . '_AR'))
1859 &define_variable ($xlib . '_AR', '$(AR) cru');
1862 if (&variable_defined ($xlib . '_LIBADD'))
1864 if (&handle_lib_objects ($xlib, $xlib . '_LIBADD', 0))
1871 # Generate support for conditional object inclusion in
1873 &define_variable ($xlib . "_LIBADD", '');
1876 if (&variable_defined ($xlib . '_LDADD'))
1878 &am_line_error ($xlib . '_LDADD',
1879 "use \`" . $xlib . "_LIBADD', not \`"
1880 . $xlib . "_LDADD'");
1883 # Make sure we at look at this.
1884 &examine_variable ($xlib . '_DEPENDENCIES');
1886 &handle_source_transform ($xlib, $onelib, $obj);
1889 &file_contents_with_transform ('s/\@LIBRARY\@/' . $onelib . '/go;'
1897 foreach $onelib (@liblist)
1899 # Canonicalize names.
1900 ($xlib = $onelib) =~ tr/A-Za-z0-9_/_/c;
1901 if (&variable_defined ($xlib . '_LIBADD'))
1903 &check_libobjs_sources ($xlib, $xlib . '_LIBADD');
1908 &define_variable ('AR', 'ar');
1909 &define_configure_variable ('RANLIB');
1912 # Handle shared libraries.
1913 sub handle_ltlibraries
1915 local (@liblist) = &am_install_var ('-clean',
1916 'ltlib', 'LTLIBRARIES',
1917 'noinst', 'lib', 'pkglib', 'check');
1918 return if ! @liblist;
1921 local (%valid) = &am_primary_prefixes ('LTLIBRARIES', 0, 'lib', 'pkglib',
1925 foreach $key (keys %valid)
1927 if (&variable_defined ($key . '_LTLIBRARIES'))
1931 &am_line_error ($key . '_LTLIBRARIES', "library used but \`LIBTOOL' not defined in \`configure.in'");
1932 # Only get this error once. If this is ever printed,
1934 $configure_vars{'LIBTOOL'} = 'BUG';
1938 # Get the installation directory of each library.
1939 for (&variable_value_as_list ($key . '_LTLIBRARIES', 'all'))
1943 &am_error ("\`$_' is already going to be installed in \`$instdirs{$_}'");
1947 $instdirs{$_} = $key;
1956 local ($seen_libobjs) = 0;
1957 foreach $onelib (@liblist)
1959 local ($obj) = &get_object_extension ($onelib);
1961 # Canonicalize names and check for misspellings.
1962 $xlib = &check_canonical_spelling ($onelib, '_LIBADD', '_LDFLAGS',
1963 '_SOURCES', '_OBJECTS',
1966 if (! &variable_defined ($xlib . '_LDFLAGS'))
1968 # Define the lib_LDFLAGS variable.
1969 &define_variable ($xlib . '_LDFLAGS', '');
1972 # Check that the library fits the standard naming convention.
1973 $libname_rx = "^lib.*\.la";
1974 if (&variable_value ($xlib . '_LDFLAGS') =~ /-module/
1975 || &variable_value ('LDFLAGS') =~ /-module/)
1977 # Relax name checking for libtool modules.
1978 $libname_rx = "\.la";
1980 if ($onelib !~ /$libname_rx$/)
1982 # FIXME this should only be a warning for foreign packages
1983 # FIXME should put line number here. That means mapping
1984 # from library name back to variable name.
1985 &am_error ("\`$onelib' is not a standard libtool library name");
1988 if (&variable_defined ($xlib . '_LIBADD'))
1990 if (&handle_lib_objects ($xlib, $xlib . '_LIBADD', 0))
1997 # Generate support for conditional object inclusion in
1999 &define_variable ($xlib . "_LIBADD", '');
2002 if (&variable_defined ($xlib . '_LDADD'))
2004 &am_line_error ($xlib . '_LDADD',
2005 "use \`" . $xlib . "_LIBADD', not \`"
2006 . $xlib . "_LDADD'");
2009 # Make sure we at look at this.
2010 &examine_variable ($xlib . '_DEPENDENCIES');
2012 local ($linker) = &handle_source_transform ($xlib, $onelib, $obj);
2014 # Determine program to use for link.
2016 if (&variable_defined ($xlib . '_LINK'))
2018 $xlink = $xlib . '_LINK';
2022 $xlink = $linker ? $linker : 'LINK';
2026 if ($instdirs{$onelib} eq 'EXTRA' || $instdirs{$onelib} eq 'noinst')
2028 # It's an EXTRA_ library, so we can't specify -rpath,
2029 # because we don't know where the library will end up.
2030 # The user probably knows, but generally speaking automake
2031 # doesn't -- and in fact configure could decide
2032 # dynamically between two different locations.
2033 $rpath = 's/\@RPATH\@//go;';
2037 $rpath = ('s/\@RPATH\@/-rpath \$(' . $instdirs{$onelib}
2042 &file_contents_with_transform ('s/\@LTLIBRARY\@/'
2044 . 's/\@XLTLIBRARY\@/'
2047 . 's/\@XLINK\@/' . $xlink . '/go;',
2053 foreach $onelib (@liblist)
2055 # Canonicalize names.
2056 ($xlib = $onelib) =~ tr/A-Za-z0-9_/_/c;
2057 if (&variable_defined ($xlib . '_LIBADD'))
2059 &check_libobjs_sources ($xlib, $xlib . '_LIBADD');
2065 # See if any _SOURCES variable were misspelled. Also, make sure that
2066 # EXTRA_ variables don't contain configure substitutions.
2069 local ($varname, $primary);
2070 foreach $varname (keys %contents)
2072 foreach $primary ('_SOURCES', '_LIBADD', '_LDADD', '_LDFLAGS',
2075 if ($varname =~ /$primary$/ && ! $content_seen{$varname})
2077 &am_line_error ($varname,
2078 "invalid unused variable name: \`$varname'");
2087 # NOTE we no longer automatically clean SCRIPTS, because it is
2088 # useful to sometimes distribute scripts verbatim. This happens
2089 # eg in Automake itself.
2090 &am_install_var ('-candist', 'scripts', 'SCRIPTS',
2091 'bin', 'sbin', 'libexec', 'pkgdata',
2094 local ($scripts_installed) = 0;
2095 # Set $scripts_installed if appropriate. Make sure we only find
2096 # scripts which are actually installed -- this is why we can't
2097 # simply use the return value of am_install_var.
2098 local (%valid) = &am_primary_prefixes ('SCRIPTS', 1, 'bin', 'sbin',
2099 'libexec', 'pkgdata',
2102 foreach $key (keys %valid)
2104 if ($key ne 'noinst'
2106 && &variable_defined ($key . '_SCRIPTS'))
2108 $scripts_installed = 1;
2109 # push (@check_tests, 'check-' . $key . 'SCRIPTS');
2113 if ($scripts_installed)
2115 # If a program is installed, this is required. We only want this
2116 # error to appear once.
2117 &am_conf_error ("AC_ARG_PROGRAM must be used in configure.in")
2118 unless $seen_arg_prog;
2123 # Search a file for a "version.texi" Texinfo include. Return the name
2124 # of the include file if found, or the empty string if not. A
2125 # "version.texi" file is actually any file whose name matches
2127 sub scan_texinfo_file
2129 local ($filename) = @_;
2131 if (! open (TEXI, $filename))
2133 &am_error ("couldn't open \`$filename': $!");
2136 print "automake: reading $filename\n" if $verbose;
2138 local ($vfile, $outfile);
2141 if (/^\@setfilename +(\S+)/)
2147 if (/^\@include\s+(vers[^.]*\.texi)\s*$/)
2149 # Found version.texi include.
2156 return ($outfile, $vfile);
2159 # Handle all Texinfo source.
2162 &am_line_error ('TEXINFOS',
2163 "\`TEXINFOS' is an anachronism; use \`info_TEXINFOS'")
2164 if &variable_defined ('TEXINFOS');
2165 return if (! &variable_defined ('info_TEXINFOS')
2166 && ! &variable_defined ('html_TEXINFOS'));
2168 if (&variable_defined ('html_TEXINFOS'))
2170 &am_line_error ('html_TEXINFOS',
2171 "HTML generation not yet supported");
2175 local (@texis) = &variable_value_as_list ('info_TEXINFOS', 'all');
2177 local (@info_deps_list, @dvis_list, @texi_deps);
2178 local ($infobase, $info_cursor);
2182 local ($tc_cursor, @texi_cleans);
2185 foreach $info_cursor (@texis)
2187 # FIXME: This is mildly hacky, since it recognizes "txinfo".
2188 # I don't feel like making it right.
2189 ($infobase = $info_cursor) =~ s/\.te?xi(nfo)?$//;
2191 # If 'version.texi' is referenced by input file, then include
2192 # automatic versioning capability.
2193 local ($out_file, $vtexi) = &scan_texinfo_file ($relative_dir
2194 . "/" . $info_cursor);
2196 if ($out_file eq '')
2198 &am_error ("\`$info_cursor' missing \@setfilename");
2202 if ($out_file =~ /\.(.+)$/ && $1 ne 'info')
2204 # FIXME should report line number in input file.
2205 &am_error ("output of \`$info_cursor', \`$out_file', has unrecognized extension");
2211 &am_error ("\`$vtexi', included in \`$info_cursor', also included in \`$versions{$vtexi}'")
2212 if (defined $versions{$vtexi});
2213 $versions{$vtexi} = $info_cursor;
2215 # We number the stamp-vti files. This is doable since the
2216 # actual names don't matter much. We only number starting
2217 # with the second one, so that the common case looks nice.
2218 $vti = ($done ? $done : 'vti');
2219 &push_dist_common ($vtexi, 'stamp-' . $vti);
2220 push (@clean, $vti);
2222 # Only require once.
2223 &require_conf_file_with_line ('info_TEXINFOS', $FOREIGN,
2228 local ($conf_pat, $conf_dir);
2229 if ($config_aux_dir eq '.' || $config_aux_dir eq '')
2231 $conf_dir = '$(srcdir)/';
2235 $conf_dir = $config_aux_dir;
2236 $conf_dir .= '/' unless $conf_dir =~ /\/$/;
2238 ($conf_pat = $conf_dir) =~ s/(\W)/\\$1/g;
2240 &file_contents_with_transform
2241 ('s/\@TEXI\@/' . $info_cursor . '/g; '
2242 . 's/\@VTI\@/' . $vti . '/g; '
2243 . 's/\@VTEXI\@/' . $vtexi . '/g;'
2244 . 's,\@MDDIR\@,' . $conf_pat . ',g;',
2247 &push_phony_cleaners ($vti);
2250 # If user specified file_TEXINFOS, then use that as explicit
2253 push (@texi_deps, $info_cursor);
2254 push (@texi_deps, $vtexi) if $vtexi;
2256 # Canonicalize name first.
2257 ($canonical = $infobase) =~ tr/A-Za-z0-9_/_/c;
2258 if (&variable_defined ($canonical . "_TEXINFOS"))
2260 push (@texi_deps, '$(' . $canonical . '_TEXINFOS)');
2261 &push_dist_common ('$(' . $canonical . '_TEXINFOS)');
2264 $output_rules .= ("\n" . $out_file . ": "
2265 . join (' ', @texi_deps)
2266 . "\n" . $infobase . ".dvi: "
2267 . join (' ', @texi_deps)
2270 push (@info_deps_list, $out_file);
2271 push (@dvis_list, $infobase . '.dvi');
2273 # Generate list of things to clean for this target. We do
2274 # this explicitly because otherwise too many things could be
2275 # removed. In particular the ".log" extension might
2276 # reasonably be used in other contexts by the user.
2277 # FIXME: this is really out of control.
2278 foreach $tc_cursor ('aux', 'cp', 'cps', 'dvi', 'fn', 'fns', 'pgs',
2279 'ky', 'kys', 'ps', 'log', 'pg', 'toc', 'tp', 'tps',
2280 'vr', 'vrs', 'op', 'tr', 'cv', 'cn', 'cm', 'ov')
2282 push (@texi_cleans, $infobase . '.' . $tc_cursor);
2286 # Find these programs wherever they may lie. Yes, this has
2287 # intimate knowledge of the structure of the texinfo distribution.
2288 &define_program_variable ('MAKEINFO', 'build', 'texinfo/makeinfo',
2290 # Circumlocution to avoid accidental
2291 # configure substitution.
2293 &define_program_variable ('TEXI2DVI', 'src', 'texinfo/util',
2296 # Set transform for including texinfos.am. First, handle --cygnus
2301 $xform = 's/^NOTCYGNUS.*$//; s/^CYGNUS//;';
2305 $xform = 's/^CYGNUS.*$//; s/^NOTCYGNUS//;';
2308 # Handle location of texinfo.tex.
2309 local ($need_texi_file) = 0;
2310 local ($texinfo_tex);
2313 $texinfo_tex = '$(top_srcdir)/../texinfo/texinfo.tex';
2314 &define_variable ('TEXINFO_TEX', $texinfo_tex);
2317 elsif ($config_aux_dir ne '.' && $config_aux_dir ne '')
2319 $texinfo_tex = $config_aux_dir . '/texinfo.tex';
2320 &define_variable ('TEXINFO_TEX', $texinfo_tex);
2321 $need_texi_file = 2; # so that we require_conf_file later
2323 elsif (&variable_defined ('TEXINFO_TEX'))
2325 # The user defined TEXINFO_TEX so assume he knows what he is
2327 $texinfo_tex = ('$(srcdir)/'
2328 . &dirname (&variable_value ('TEXINFO_TEX')));
2332 $texinfo_tex = '$(srcdir)/texinfo.tex';
2333 $need_texi_file = 1;
2336 ($xxform = $texinfo_tex) =~ s/\/texinfo\.tex$//;
2337 $xxform =~ s/(\W)/\\$1/g;
2338 $xform .= ' s/\@TEXINFODIR\@/' . $xxform . '/g;';
2340 $output_rules .= &file_contents_with_transform ($xform, 'texinfos');
2341 push (@phony, 'install-info-am', 'uninstall-info');
2342 push (@dist_targets, 'dist-info');
2344 # How to clean. The funny name is due to --cygnus influence; in
2345 # Cygnus mode, `clean-info' is a target that users can use.
2346 $output_rules .= "\nmostlyclean-aminfo:\n";
2347 &pretty_print_rule ("\t-rm -f", "\t ", @texi_cleans);
2348 $output_rules .= ("\nclean-aminfo:\n\ndistclean-aminfo:\n\n"
2349 . "maintainer-clean-aminfo:\n\t"
2350 # Eww. But how else can we find all the output
2351 # files from makeinfo?
2352 . ($cygnus_mode ? '' : 'cd $(srcdir) && ')
2353 . 'for i in $(INFO_DEPS); do' . " \\\n"
2354 . "\t" . ' rm -f $$i;' . " \\\n"
2355 . "\t" . ' if test "`echo $$i-[0-9]*`" != "$$i-[0-9]*"; then' . " \\\n"
2356 . "\t" . ' rm -f $$i-[0-9]*;' . " \\\n"
2357 . "\t" . ' fi;' . " \\\n"
2359 &push_phony_cleaners ('aminfo');
2362 $output_rules .= "clean-info: mostlyclean-aminfo\n";
2365 push (@suffixes, '.texi', '.texinfo', '.txi', '.info', '.dvi', '.ps');
2367 if (! defined $options{'no-installinfo'})
2369 push (@uninstall, 'uninstall-info');
2370 push (@installdirs, '$(DESTDIR)$(infodir)');
2371 unshift (@install_data, 'install-info-am');
2373 # Make sure documentation is made and installed first. Use
2374 # $(INFO_DEPS), not 'info', because otherwise recursive makes
2375 # get run twice during "make all".
2376 unshift (@all, '$(INFO_DEPS)');
2378 push (@clean, 'aminfo');
2379 push (@info, '$(INFO_DEPS)');
2380 push (@dvi, '$(DVIS)');
2382 &define_variable ("INFO_DEPS", join (' ', @info_deps_list));
2383 &define_variable ("DVIS", join (' ', @dvis_list));
2384 # This next isn't strictly needed now -- the places that look here
2385 # could easily be changed to look in info_TEXINFOS. But this is
2386 # probably better, in case noinst_TEXINFOS is ever supported.
2387 &define_variable ("TEXINFOS", &variable_value ('info_TEXINFOS'));
2389 # Do some error checking. Note that this file is not required
2390 # when in Cygnus mode; instead we defined TEXINFO_TEX explicitly
2392 if ($need_texi_file && ! defined $options{'no-texinfo.tex'})
2394 if ($need_texi_file > 1)
2396 &require_conf_file_with_line ('info_TEXINFOS', $FOREIGN,
2401 &require_file_with_line ('info_TEXINFOS', $FOREIGN, 'texinfo.tex');
2406 # Handle any man pages.
2407 sub handle_man_pages
2409 &am_line_error ('MANS', "\`MANS' is an anachronism; use \`man_MANS'")
2410 if &variable_defined ('MANS');
2411 return if ! &variable_defined ('man_MANS');
2413 # Find all the sections in use. We do this by first looking for
2414 # "standard" sections, and then looking for any additional
2415 # sections used in man_MANS.
2416 local ($sect, %sections, %vlist);
2417 # Add more sections as needed.
2418 foreach $sect ('0'..'9', 'n', 'l')
2420 if (&variable_defined ('man' . $sect . '_MANS'))
2422 $sections{$sect} = 1;
2423 $vlist{'$(man' . $sect . '_MANS)'} = 1;
2427 if (&variable_defined ('man_MANS'))
2429 $vlist{'$(man_MANS)'} = 1;
2430 foreach (&variable_value_as_list ('man_MANS', 'all'))
2432 # A page like `foo.1c' goes into man1dir.
2433 if (/\.([0-9a-z])([a-z]*)$/)
2441 # Now for each section, generate an install and unintall rule.
2442 # Sort sections so output is deterministic.
2444 foreach $sect (sort keys %sections)
2446 &define_variable ('man' . $sect . 'dir', '$(mandir)/man' . $sect);
2447 push (@installdirs, '$(DESTDIR)$(mandir)/man' . $sect)
2448 unless defined $options{'no-installman'};
2449 $output_rules .= &file_contents_with_transform ('s/\@SECTION\@/'
2452 push (@phony, 'install-man' . $sect, 'uninstall-man' . $sect);
2453 push (@namelist, 'install-man' . $sect);
2456 # We don't really need this, but we use it in case we ever want to
2457 # support noinst_MANS.
2458 &define_variable ("MANS", join (' ', sort keys %vlist));
2460 # Generate list of install dirs.
2461 $output_rules .= ("install-man: \$(MANS)\n"
2462 . "\t\@\$(NORMAL_INSTALL)\n");
2463 &pretty_print_rule ("\t\$(MAKE) \$(AM_MAKEFLAGS)", "\t ", @namelist);
2464 push (@phony, 'install-man');
2466 $output_rules .= "uninstall-man:\n\t\@\$(NORMAL_UNINSTALL)\n";
2467 grep ($_ = 'un' . $_, @namelist);
2468 &pretty_print_rule ("\t\$(MAKE) \$(AM_MAKEFLAGS)", "\t ", @namelist);
2469 push (@phony, 'uninstall-man');
2471 $output_vars .= &file_contents ('mans-vars');
2473 if (! defined $options{'no-installman'})
2475 push (@install_data, 'install-man');
2476 push (@uninstall, 'uninstall-man');
2477 push (@all, '$(MANS)');
2481 # Handle DATA variables.
2484 &am_install_var ('-noextra', '-defaultdist', 'data', 'DATA',
2485 'data', 'sysconf', 'sharedstate', 'localstate',
2486 'pkgdata', 'noinst', 'check');
2492 push (@phony, 'tags');
2493 local (@tag_deps) = ();
2494 if (&variable_defined ('SUBDIRS'))
2496 $output_rules .= ("tags-recursive:\n"
2497 . "\tlist=\'\$(SUBDIRS)\'; for subdir in \$\$list; do \\\n"
2498 # Never fail here if a subdir fails; it
2500 . "\t test \"\$\$subdir\" = . || (cd \$\$subdir"
2501 . " && \$(MAKE) \$(AM_MAKEFLAGS) tags); \\\n"
2503 push (@tag_deps, 'tags-recursive');
2504 push (@phony, 'tags-recursive');
2507 if (&saw_sources_p (1)
2508 || &variable_defined ('ETAGS_ARGS')
2511 local ($xform) = '';
2513 foreach $one_hdr (@config_headers)
2515 if ($relative_dir eq &dirname ($one_hdr))
2517 # The config header is in this directory. So require it.
2519 ($var = &basename ($one_hdr)) =~ s/(\W)/\\$1/g;
2520 $xform .= ' ' if $xform;
2524 $xform = ('s/\@CONFIG\@/' . $xform . '/;'
2525 . 's/\@DIRS\@/' . join (' ', @tag_deps) . '/;');
2527 if (&variable_defined ('SUBDIRS'))
2529 $xform .= 's/^SUBDIRS//;';
2533 $xform .= 's/^SUBDIRS.*$//;';
2536 $output_rules .= &file_contents_with_transform ($xform, 'tags');
2537 $output_rules .= &file_contents ('tags-clean');
2538 push (@clean, 'tags');
2539 &push_phony_cleaners ('tags');
2540 &examine_variable ('TAGS_DEPENDENCIES');
2542 elsif (&variable_defined ('TAGS_DEPENDENCIES'))
2544 &am_line_error ('TAGS_DEPENDENCIES',
2545 "doesn't make sense to define \`TAGS_DEPENDENCIES' without sources or \`ETAGS_ARGS'");
2549 # Every Makefile must define some sort of TAGS rule.
2550 # Otherwise, it would be possible for a top-level "make TAGS"
2551 # to fail because some subdirectory failed.
2552 $output_rules .= "tags: TAGS\nTAGS:\n\n";
2556 # Handle multilib support.
2559 return unless $seen_multilib;
2561 $output_rules .= &file_contents ('multilib.am');
2562 &push_phony_cleaners ('multi');
2563 push (@phony, 'all-multi', 'install-multi');
2566 # Worker for handle_dist.
2567 sub handle_dist_worker
2569 local ($makefile) = @_;
2571 $output_rules .= 'distdir: $(DISTFILES)' . "\n";
2573 # Initialization; only at top level.
2574 if ($relative_dir eq '.')
2576 if (defined $options{'check-news'})
2578 # For Gnits users, this is pretty handy. Look at 15 lines
2579 # in case some explanatory text is desirable.
2580 $output_rules .= ' @if sed 15q $(srcdir)/NEWS | fgrep -e "$(VERSION)" > /dev/null; then :; else \\
2581 echo "NEWS not updated; not releasing" 1>&2; \\
2588 # Create dist directory.
2589 $output_rules .= ("\t-chmod -R a+w \$(distdir) > /dev/null 2>&1; rm -rf \$(distdir)\n"
2590 . "\tmkdir \$(distdir)\n");
2593 # Scan EXTRA_DIST to see if we need to distribute anything from a
2594 # subdir. If so, add it to the list. I didn't want to do this
2595 # originally, but there were so many requests that I finally
2598 if (&variable_defined ('EXTRA_DIST'))
2600 # FIXME: This should be fixed to work with conditionals. That
2601 # will require only making the entries in @dist_dirs under the
2602 # appropriate condition. This is meaningful if the nature of
2603 # the distribution should depend upon the configure options
2605 foreach (&variable_value_as_list ('EXTRA_DIST', ''))
2608 next unless s,/+[^/]+$,,;
2609 push (@dist_dirs, $_)
2615 # Prepend $(distdir) to each directory given. Doing it via a
2616 # hash lets us ensure that each directory is used only once.
2618 grep ($dhash{'$(distdir)/' . $_} = 1, @dist_dirs);
2619 $output_rules .= "\t";
2620 &pretty_print_rule ('$(mkinstalldirs)', "\t ", sort keys %dhash);
2623 # In loop, test for file existence because sometimes a file gets
2624 # included in DISTFILES twice. For example this happens when a
2625 # single source file is used in building more than one program.
2626 # Also, there are situations in which "ln" can fail. For instance
2627 # a file to distribute could actually be a cross-filesystem
2628 # symlink -- this can easily happen if "gettextize" was run on the
2630 $output_rules .= "\t\@for file in \$(DISTFILES); do \\\n";
2633 $output_rules .= "\t if test -f \$\$file; then d=.; else d=\$(srcdir); fi; \\\n";
2637 $output_rules .= "\t d=\$(srcdir); \\\n";
2639 $output_rules .= ("\t if test -d \$\$d/\$\$file; then \\\n"
2640 # Don't mention $$file in destination argument,
2641 # since this fails if destination directory
2642 # already exists. Also, use `-R' and not `-r'.
2643 # `-r' is almost always incorrect.
2644 . "\t cp -pR \$\$d/\$\$file \$(distdir); \\\n"
2646 . "\t test -f \$(distdir)/\$\$file \\\n"
2647 . "\t || ln \$\$d/\$\$file \$(distdir)/\$\$file 2> /dev/null \\\n"
2648 . "\t || cp -p \$\$d/\$\$file \$(distdir)/\$\$file || :; \\\n"
2652 # If we have SUBDIRS, create all dist subdirectories and do
2654 if (&variable_defined ('SUBDIRS'))
2656 # If SUBDIRS is conditionally defined, then set DIST_SUBDIRS
2657 # to all possible directories, and use it. If DIST_SUBDIRS is
2658 # defined, just use it.
2659 local ($dist_subdir_name);
2660 if (&variable_conditions ('SUBDIRS')
2661 || &variable_defined ('DIST_SUBDIRS'))
2663 $dist_subdir_name = 'DIST_SUBDIRS';
2664 if (! &variable_defined ('DIST_SUBDIRS'))
2666 local (@full_list) = &variable_value_as_list ('SUBDIRS',
2668 local (@ds_list, %uniq, $iter);
2669 foreach $iter (@full_list)
2671 if (! defined $uniq{$iter})
2674 push (@ds_list, $iter);
2677 &define_pretty_variable ('DIST_SUBDIRS', '', @ds_list);
2682 $dist_subdir_name = 'SUBDIRS';
2685 # Test for directory existence here because previous automake
2686 # invocation might have created some directories. Note that
2687 # we explicitly set distdir for the subdir make; that lets us
2688 # mix-n-match many automake-using packages into one large
2689 # package, and have "dist" at the top level do the right
2690 # thing. If we're in the topmost directory, then we use
2691 # `distdir' instead of `top_distdir'; this lets us work
2692 # correctly with an enclosing package.
2694 ("\t" . 'for subdir in $(' . $dist_subdir_name . '); do ' . "\\\n"
2695 . "\t" . ' if test "$$subdir" = .; then :; else ' . "\\\n"
2696 . "\t" . ' test -d $(distdir)/$$subdir ' . "\\\n"
2697 . "\t" . ' || mkdir $(distdir)/$$subdir ' . "\\\n"
2698 . "\t" . ' || exit 1; ' . "\\\n"
2699 . "\t" . ' (cd $$subdir'
2700 . ' && $(MAKE) $(AM_MAKEFLAGS) top_distdir=../$('
2701 . (($relative_dir eq '.') ? 'distdir' : 'top_distdir')
2702 . ') distdir=../$(distdir)/$$subdir distdir) ' . "\\\n"
2703 . "\t" . ' || exit 1; ' . "\\\n"
2704 . "\t" . ' fi; ' . "\\\n"
2708 # If the target `dist-hook' exists, make sure it is run. This
2709 # allows users to do random weird things to the distribution
2710 # before it is packaged up.
2711 push (@dist_targets, 'dist-hook') if &target_defined ('dist-hook');
2714 foreach $targ (@dist_targets)
2716 # We must explicitly set distdir and top_distdir for these
2718 $output_rules .= ("\t\$(MAKE) \$(AM_MAKEFLAGS)"
2719 . " top_distdir=\"\$(top_distdir)\""
2720 . " distdir=\"\$(distdir)\" $targ\n");
2723 push (@phony, 'distdir');
2726 # Handle 'dist' target.
2729 local ($makefile) = @_;
2731 # Set up maint_charset.
2732 $local_maint_charset = &variable_value ('MAINT_CHARSET')
2733 if &variable_defined ('MAINT_CHARSET');
2734 $maint_charset = $local_maint_charset
2735 if $relative_dir eq '.';
2737 if (&variable_defined ('DIST_CHARSET'))
2739 &am_line_error ('DIST_CHARSET',
2740 "DIST_CHARSET defined but no MAINT_CHARSET defined")
2741 if ! $local_maint_charset;
2742 if ($relative_dir eq '.')
2744 $dist_charset = &variable_value ('DIST_CHARSET')
2748 &am_line_error ('DIST_CHARSET',
2749 "DIST_CHARSET can only be defined at top level");
2753 # Look for common files that should be included in distribution.
2755 foreach $cfile (@common_files)
2757 if (-f ($relative_dir . "/" . $cfile))
2759 &push_dist_common ($cfile);
2763 # Always require configure.in and configure at top level, even if
2764 # they don't exist. This is especially important for configure,
2765 # since it won't be created until autoconf is run -- which might
2766 # be after automake is run.
2767 &push_dist_common ('configure.in', 'configure')
2768 if $relative_dir eq '.';
2770 # Keys of %dist_common are names of files to distributed. We put
2771 # README first because it then becomes easier to make a
2772 # Usenet-compliant shar file (in these, README must be first).
2773 # FIXME: do more ordering of files here.
2775 if (defined $dist_common{'README'})
2777 push (@coms, 'README');
2778 delete $dist_common{'README'};
2780 push (@coms, sort keys %dist_common);
2782 &define_pretty_variable ("DIST_COMMON", '', @coms);
2783 $output_vars .= "\n";
2786 $output_vars .= &file_contents ('dist-vars') . "\n";
2787 &define_variable ('GZIP_ENV', '--best');
2789 # Put these things in rules section so it is easier for whoever
2790 # reads Makefile.in.
2791 if (! &variable_defined ('distdir'))
2793 if ($relative_dir eq '.')
2795 $output_rules .= "\n" . 'distdir = $(PACKAGE)-$(VERSION)' . "\n";
2799 $output_rules .= ("\n"
2800 . 'distdir = $(top_builddir)/$(PACKAGE)-$(VERSION)/$(subdir)'
2804 if ($relative_dir eq '.')
2806 $output_rules .= "top_distdir = \$(distdir)\n";
2808 $output_rules .= "\n";
2810 # Generate 'dist' target, and maybe other dist targets.
2811 if ($relative_dir eq '.')
2813 # Rule to check whether a distribution is viable.
2814 local ($xform) = '';
2816 if (&target_defined ('distcheck-hook'))
2818 $xform .= 's/^DISTHOOK//;';
2822 $xform .= 's/^DISTHOOK.*$//;';
2826 $xform .= 's/^GETTEXT//;';
2830 $xform .= 's/^GETTEXT.*$//;';
2833 $output_rules .= &file_contents_with_transform ($xform, 'dist');
2835 local ($dist_all) = ('dist-all: distdir' . "\n"
2838 foreach $curs ('dist', 'dist-shar', 'dist-zip', 'dist-tarZ',
2841 if (defined $options{$curs} || $curs eq 'dist')
2843 $output_rules .= ($curs . ': distdir' . "\n"
2847 $dist_all .= $dist{$curs};
2850 $output_rules .= $dist_all . $dist_trailer;
2853 # Generate distdir target.
2854 &handle_dist_worker ($makefile);
2857 # A subroutine of handle_dependencies. This function includes
2858 # `depend2' with appropriate transformations.
2863 # First include code for ordinary objects.
2864 local ($key) = $lang . '-autodep';
2865 local ($xform, $ext);
2867 local ($pfx) = $language_map{$key};
2868 local ($fpfx) = ($pfx eq '') ? 'CC' : $pfx;
2869 $xform = ('s/\@PFX\@/' . $pfx . '/g;'
2870 . 's/\@FPFX\@/' . $fpfx . '/g;'
2871 . ($seen_objext ? 's/^OBJEXT//;' : 's/^OBJEXT.*$//;')
2872 . ($seen_libtool ? 's/^LIBTOOL//;' : 's/^LIBTOOL.*$//;'));
2874 # This function can be called even when we don't want dependency
2875 # tracking. This happens when we need an explicit rule for some
2876 # target. In this case we don't want to include the generic code.
2877 if ($use_dependencies)
2879 local ($xform1) = ($xform
2880 . 's/\@BASE\@/\$\*/g;'
2881 . 's/\@SOURCE\@/\$\</g;'
2882 . 's/\@(LT|OBJ)?OBJ\@/\$\@/g;');
2884 foreach $ext (&lang_extensions ($lang))
2886 $output_rules .= (&file_contents_with_transform ('s/\@EXT\@/'
2894 # Now include code for each specially handled object with this
2896 local (@list) = grep ($_ ne '', split (' ', $lang_specific_files{$lang}));
2897 local ($max) = scalar @list;
2899 local ($derived, $source, $obj);
2901 # If dependency tracking is disabled, we just elide the code.
2902 if (! $use_dependencies)
2904 $xform .= 's/\@AMDEP\@.*$//;';
2909 $derived = $list[$i];
2910 ($source = $list[$i + 1]) =~ s,([/\$]),\\$1,g;
2911 ($obj = $list[$i + 2]) =~ s,([/\$]),\\$1,g;
2914 local ($flag) = $language_map{$lang . '-flags'};
2915 local ($val) = "(${derived}_${flag}";
2916 ($rule = $language_map{$lang . '-compile'}) =~
2919 $rule =~ s,([/\$]),\\$1,g;
2921 # Generate a transform which will turn suffix targets in
2922 # depend2.am into real targets for the particular objects we
2925 &file_contents_with_transform ($xform
2926 . 's/\$\(' . $pfx . 'COMPILE\)/'
2928 . 's/\$\(LT' . $pfx . 'COMPILE\)/'
2929 . '\$(LIBTOOL) --mode=compile '
2931 # Generate rule for `.o'.
2933 . $obj . '.o: ' . $source
2935 # Maybe generate rule for `.lo'.
2936 # Might be eliminated by
2938 . 's/^\@EXT\@\.lo:/'
2939 . $obj . '.lo: ' . $source
2941 # Maybe generate rule for `.obj'.
2942 # Might be eliminated by
2944 . 's/^\@EXT\@\.obj:/'
2945 . $obj . '.obj: ' . $source
2947 # Handle source and obj
2949 . 's/\@OBJ\@/' . $obj . '.o/g;'
2950 . 's/\@OBJOBJ\@/' . $obj . '.obj/g;'
2951 . 's/\@LTOBJ\@/' . $obj . '.lo/g;'
2952 . 's/\@BASE\@/' . $obj . '/g;'
2953 . 's/\@SOURCE\@/' . $source . '/g;',
2958 # Handle auto-dependency code.
2959 sub handle_dependencies
2961 if ($use_dependencies)
2963 # Include auto-dep code. Don't include it if DEP_FILES would
2965 if (&saw_sources_p (0) && keys %dep_files)
2967 # Set location of depcomp.
2968 if ($config_aux_dir ne '.' && $config_aux_dir ne '')
2970 &define_variable ('depcomp', ('$(SHELL) ' . $config_aux_dir
2975 &define_variable ('depcomp',
2976 '$(SHELL) $(top_srcdir)/depcomp');
2980 local (@deplist) = sort keys %dep_files;
2982 &define_pretty_variable ('DEP_FILES', '', ("\@AMDEP\@", @deplist));
2984 # Generate each `include' individually. Irix 6 make will
2985 # not properly include several files resulting from a
2986 # variable expansion; generating many separate includes
2988 $output_rules .= "\n";
2989 foreach $iter (@deplist)
2991 $output_rules .= "\@AMDEP\@" . 'include ' . $iter . "\n";
2994 $output_rules .= &file_contents ('depend');
2995 push (@clean, 'depend');
2996 &push_phony_cleaners ('depend');
3001 &define_variable ('depcomp', '');
3004 local ($key, $lang, $ext, $xform);
3005 foreach $key (sort keys %language_map)
3007 next unless $key =~ /^(.*)-autodep$/;
3008 next if $language_map{$key} eq 'no';
3013 # Handle subdirectories.
3016 return if ! &variable_defined ('SUBDIRS');
3018 # Make sure each directory mentioned in SUBDIRS actually exists.
3020 foreach $dir (&variable_value_as_list ('SUBDIRS', 'all'))
3022 # Skip directories substituted by configure.
3023 next if $dir =~ /^\@.*\@$/;
3025 if (! -d $am_relative_dir . '/' . $dir)
3027 &am_line_error ('SUBDIRS',
3028 "required directory $am_relative_dir/$dir does not exist");
3032 &am_line_error ('SUBDIRS', "directory should not contain \`/'")
3036 local ($xform) = ('s/\@INSTALLINFO\@/' .
3037 (defined $options{'no-installinfo'}
3038 ? 'install-info-recursive'
3041 $output_rules .= &file_contents_with_transform ($xform, 'subdirs');
3043 # Push a bunch of phony targets.
3045 foreach $phonies ('', '-data', '-exec', 'dirs')
3047 push (@phony, 'install' . $phonies . '-recursive');
3048 push (@phony, 'uninstall' . $phonies . '-recursive');
3050 foreach $phonies ('all', 'check', 'installcheck', 'info', 'dvi')
3052 push (@phony, $phonies . '-recursive');
3054 &push_phony_cleaners ('recursive');
3056 $recursive_install = 1;
3059 # Handle aclocal.m4.
3060 sub handle_aclocal_m4
3062 local ($regen_aclocal) = 0;
3063 if (-f 'aclocal.m4')
3065 &define_variable ("ACLOCAL_M4", '$(top_srcdir)/aclocal.m4');
3066 &push_dist_common ('aclocal.m4');
3068 if (open (ACLOCAL, '< aclocal.m4'))
3074 if ($line =~ 'generated automatically by aclocal')
3081 local ($acinclude) = 0;
3082 if (-f 'acinclude.m4')
3088 # Note that it might be possible that aclocal.m4 doesn't exist but
3089 # should be auto-generated. This case probably isn't very
3093 local (@ac_deps) = (
3095 ? "\@MAINTAINER_MODE_TRUE\@"
3098 ($acinclude ? ' acinclude.m4' : '')
3101 # Scan all -I directories for m4 files. These are our
3103 if (&variable_defined ('ACLOCAL_AMFLAGS'))
3105 local ($examine_next, $amdir) = 0;
3106 foreach $amdir (&variable_value_as_list ('ACLOCAL_AMFLAGS', ''))
3111 if ($amdir !~ /^\// && -d $amdir)
3113 push (@ac_deps, &my_glob ($amdir . '/*.m4'));
3116 elsif ($amdir eq '-I')
3123 &pretty_print_rule ("\$(ACLOCAL_M4):", "\t\t", @ac_deps);
3125 $output_rules .= ("\t"
3126 . 'cd $(srcdir) && $(ACLOCAL)'
3127 . (&variable_defined ('ACLOCAL_AMFLAGS')
3128 ? ' $(ACLOCAL_AMFLAGS)' : '')
3133 # Rewrite a list of input files into a form suitable to put on a
3134 # dependency list. The idea is that if an input file has a directory
3135 # part the same as the current directory, then the directory part is
3136 # simply removed. But if the directory part is different, then
3137 # $(top_srcdir) is prepended. Among other things, this is used to
3138 # generate the dependency list for the output files generated by
3139 # AC_OUTPUT. Consider what the dependencies should look like in this
3141 # AC_OUTPUT(src/out:src/in1:lib/in2)
3142 # The first argument, ADD_SRCDIR, is 1 if $(top_srcdir) should be added.
3143 # If 0 then files that require this addition will simply be ignored.
3144 sub rewrite_inputs_into_dependencies
3146 local ($add_srcdir, @inputs) = @_;
3147 local ($single, @newinputs);
3149 foreach $single (@inputs)
3151 if (&dirname ($single) eq $relative_dir)
3153 push (@newinputs, &basename ($single));
3157 push (@newinputs, '$(top_srcdir)/' . $single);
3164 # Handle remaking and configure stuff.
3165 # We need the name of the input file, to do proper remaking rules.
3166 sub handle_configure
3168 local ($local, $input, @secondary_inputs) = @_;
3170 # If SUBDIRS defined, require AC_PROG_MAKE_SET.
3171 &am_line_error ('SUBDIRS', "AC_PROG_MAKE_SET must be used in configure.in")
3172 if &variable_defined ('SUBDIRS') && ! $seen_make_set;
3174 local ($top_reldir);
3176 local ($input_base) = &basename ($input);
3177 local ($local_base) = &basename ($local);
3179 local ($amfile) = $input_base . '.am';
3180 # We know we can always add '.in' because it really should be an
3181 # error if the .in was missing originally.
3182 local ($infile) = '$(srcdir)/' . $input_base . '.in';
3183 local ($colon_infile);
3184 if ($local ne $input || @secondary_inputs)
3186 $colon_infile = ':' . $input . '.in';
3188 $colon_infile .= ':' . join (':', @secondary_inputs)
3189 if @secondary_inputs;
3191 local (@rewritten) = &rewrite_inputs_into_dependencies (1,
3194 # This rule remakes the Makefile.in. Note use of
3195 # @MAINTAINER_MODE_TRUE@ forces us to abandon pretty-printing.
3197 $output_rules .= ($infile
3198 # NOTE perl 5.003 (with -w) gives a
3199 # uninitialized value error on the next line.
3202 . ($seen_maint_mode ? "\@MAINTAINER_MODE_TRUE\@ " : '')
3204 . '$(top_srcdir)/configure.in $(ACLOCAL_M4)'
3205 . ' ' . join (' ', @include_stack)
3207 . "\tcd \$(top_srcdir) && \$(AUTOMAKE) "
3208 . ($cygnus_mode ? '--cygnus' : ('--' . $strictness_name))
3209 . ($cmdline_use_dependencies ? '' : ' --ignore-deps')
3210 . ' ' . $input . $colon_infile . "\n\n");
3212 # This rule remakes the Makefile.
3213 $output_rules .= ($local_base
3214 # NOTE: bogus uninit value error on next line;
3215 # see comment above.
3218 . join (' ', @rewritten)
3219 . ' $(top_builddir)/config.status'
3220 # NOTE: Makefile only depends on BUILT_SOURCES
3221 # when dependencies are being computed. This is
3222 # a workaround for an obscure bug with
3223 # AC_LINK_FILES. Anyway, when dependencies are
3224 # turned off, this shouldn't matter.
3225 . ($use_dependencies ? ' $(BUILT_SOURCES)' : '')
3227 . "\tcd \$(top_builddir) \\\n"
3228 . "\t && CONFIG_FILES="
3229 . (($relative_dir eq '.') ? '$@' : '$(subdir)/$@')
3231 . ' CONFIG_HEADERS= $(SHELL) ./config.status'
3234 if ($relative_dir ne '.')
3237 $top_reldir = '../';
3242 $output_rules .= &file_contents ('remake');
3243 &examine_variable ('CONFIG_STATUS_DEPENDENCIES');
3244 &examine_variable ('CONFIGURE_DEPENDENCIES');
3247 &push_dist_common ('acconfig.h')
3251 # Make it easy to see if there is a Makefile.am in a given
3253 local (%make_dirs, $iter);
3254 foreach $iter (@configure_input_files)
3256 $make_dirs{&dirname ($iter)} = 1;
3258 # We also want to notice Makefile.in's.
3259 foreach $iter (@other_input_files)
3261 if ($iter =~ /Makefile\.in$/)
3263 $make_dirs{&dirname ($iter)} = 1;
3267 # If we have a configure header, require it.
3269 local (@local_fullnames) = @config_fullnames;
3270 local (@local_names) = @config_names;
3271 local ($hdr_index) = 0;
3272 local ($distclean_config) = '';
3273 foreach $one_hdr (@config_headers)
3275 local ($one_fullname) = shift (@local_fullnames);
3276 local ($one_name) = shift (@local_names);
3278 local ($header_dir) = &dirname ($one_name);
3280 # If the header is in the current directory we want to build
3281 # the header here. Otherwise, if we're at the topmost
3282 # directory and the header's directory doesn't have a
3283 # Makefile, then we also want to build the header.
3284 if ($relative_dir eq $header_dir
3285 || ($relative_dir eq '.' && ! defined $make_dirs{$header_dir}))
3287 local ($ch_sans_dir, $cn_sans_dir, $stamp_dir);
3288 if ($relative_dir eq $header_dir)
3290 $cn_sans_dir = &basename ($one_name);
3295 $cn_sans_dir = $one_name;
3296 if ($header_dir eq '.')
3302 $stamp_dir = $header_dir . '/';
3306 # Compute relative path from directory holding output
3307 # header to directory holding input header. FIXME:
3308 # doesn't handle case where we have multiple inputs.
3309 if (&dirname ($one_hdr) eq $relative_dir)
3311 $ch_sans_dir = &basename ($one_hdr);
3315 local (@rel_out_path);
3316 # FIXME this chunk of code should be its own sub.
3317 # It is used elsewhere.
3318 foreach (split (/\//, $relative_dir))
3320 next if $_ eq '' || $_ eq '.';
3323 # FIXME: actually this is an error.
3328 push (@rel_out_path, '..');
3333 $ch_sans_dir = join ('/', @rel_out_path) . '/' . $one_hdr;
3337 $ch_sans_dir = $one_hdr;
3341 &require_file_with_conf_line ($config_header_line,
3342 $FOREIGN, $ch_sans_dir);
3344 # Header defined and in this directory.
3346 if (-f $one_name . '.top')
3348 push (@files, "${cn_sans_dir}.top");
3350 if (-f $one_name . '.bot')
3352 push (@files, "${cn_sans_dir}.bot");
3355 &push_dist_common (@files);
3357 # For now, acconfig.h can only appear in the top srcdir.
3358 if (-f 'acconfig.h')
3360 if ($relative_dir eq '.')
3362 push (@files, 'acconfig.h');
3366 # Strange quoting because this gets fed through
3368 push (@files, '\$(top_srcdir)/acconfig.h');
3372 local ($stamp_name) = 'stamp-h';
3373 $stamp_name .= "${hdr_index}" if scalar (@config_headers) > 1;
3375 local ($xform) = '';
3377 $xform = 's,\@FILES\@,' . join (' ', @files) . ',;';
3378 $xform .= 's,\@CONFIG_HEADER\@,' . "${cn_sans_dir}" . ',;';
3379 $xform .= 's,\@CONFIG_HEADER_IN\@,' . "${ch_sans_dir}" . ',;';
3380 $xform .= 's,\@CONFIG_HEADER_FULL\@,' . "${one_fullname}" . ',;';
3381 $xform .= 's,\@STAMP\@,' . "${stamp_dir}${stamp_name}" . ',g;';
3383 local ($out_dir) = &dirname ($ch_sans_dir);
3384 $xform .= 's,\@SRC_STAMP\@,' . "${out_dir}/${stamp_name}" . ',g;';
3385 $output_rules .= &file_contents_with_transform ($xform,
3388 &create ("${relative_dir}/${out_dir}/${stamp_name}.in");
3389 &require_file_with_conf_line ($config_header_line, $FOREIGN,
3390 "${out_dir}/${stamp_name}.in");
3392 $distclean_config .= ' ' if $distclean_config;
3393 $distclean_config .= $cn_sans_dir;
3397 if ($distclean_config)
3399 $output_rules .= &file_contents_with_transform ('s,\@FILES\@,'
3403 push (@clean, 'hdr');
3404 &push_phony_cleaners ('hdr');
3407 # Set location of mkinstalldirs.
3408 if ($config_aux_dir ne '.' && $config_aux_dir ne '')
3410 &define_variable ('mkinstalldirs', ('$(SHELL) ' . $config_aux_dir
3411 . '/mkinstalldirs'));
3415 &define_variable ('mkinstalldirs',
3416 '$(SHELL) $(top_srcdir)/mkinstalldirs');
3419 &am_line_error ('CONFIG_HEADER',
3420 "\`CONFIG_HEADER' is an anachronism; now determined from \`configure.in'")
3421 if &variable_defined ('CONFIG_HEADER');
3424 local ($config_header) = '';
3425 foreach $one_name (@config_names)
3427 # Generate CONFIG_HEADER define.
3429 if ($relative_dir eq &dirname ($one_name))
3431 $one_hdr = &basename ($one_name);
3435 $one_hdr = "${top_builddir}/${one_name}";
3438 $config_header .= ' ' if $config_header;
3439 $config_header .= $one_hdr;
3443 &define_variable ("CONFIG_HEADER", $config_header);
3446 # Now look for other files in this directory which must be remade
3447 # by config.status, and generate rules for them.
3448 local (@actual_other_files) = ();
3449 local ($file, $local);
3450 local (@inputs, @rewritten_inputs, $single);
3451 local ($need_rewritten);
3452 foreach $file (@other_input_files)
3454 if ($file =~ /^([^:]*):(.*)$/)
3456 # This is the ":" syntax of AC_OUTPUT.
3458 $local = &basename ($file);
3459 @inputs = split (':', $2);
3460 @rewritten_inputs = &rewrite_inputs_into_dependencies (1, @inputs);
3461 $need_rewritten = 1;
3466 $local = &basename ($file);
3467 @inputs = ($local . '.in');
3469 &rewrite_inputs_into_dependencies (1, $file . '.in');
3470 $need_rewritten = 0;
3473 # Skip files not in this directory.
3474 next unless &dirname ($file) eq $relative_dir;
3476 # Skip any file that is an automake input.
3477 next if -f $file . '.am';
3479 # Some users have been tempted to put `stamp-h' in the
3480 # AC_OUTPUT line. This won't do the right thing, so we
3481 # explicitly fail here.
3482 if ($local eq 'stamp-h')
3484 # FIXME: allow real filename.
3485 &am_conf_error ('configure.in', $ac_output_line,
3486 'stamp-h should not appear in AC_OUTPUT');
3490 $output_rules .= ($local . ': '
3491 . '$(top_builddir)/config.status '
3492 . join (' ', @rewritten_inputs) . "\n"
3494 . 'cd $(top_builddir) && CONFIG_FILES='
3495 . ($relative_dir eq '.' ? '' : '$(subdir)/')
3496 . '$@' . ($need_rewritten
3497 ? (':' . join (':', @inputs))
3499 . ' CONFIG_HEADERS= $(SHELL) ./config.status'
3501 &push_dist_common (@inputs);
3502 push (@actual_other_files, $local);
3504 # Require all input files.
3505 &require_file_with_conf_line ($ac_output_line, $FOREIGN,
3506 &rewrite_inputs_into_dependencies (0, @inputs));
3509 # These files get removed by "make clean".
3510 &define_pretty_variable ('CONFIG_CLEAN_FILES', '', @actual_other_files);
3517 @r = &am_install_var ('-defaultdist', 'header', 'HEADERS', 'include',
3518 'oldinclude', 'pkginclude',
3522 next unless /\.(.*)$/;
3523 &saw_extension ($1);
3529 return if ! $seen_gettext || $relative_dir ne '.';
3531 if (! &variable_defined ('SUBDIRS'))
3534 ("AM_GNU_GETTEXT in configure.in but SUBDIRS not defined");
3538 &require_file_with_conf_line ($ac_gettext_line, $GNU, 'ABOUT-NLS');
3540 if (&variable_defined ('SUBDIRS'))
3544 "AM_GNU_GETTEXT in configure.in but \`po' not in SUBDIRS")
3545 if $contents{'SUBDIRS'} !~ /\bpo\b/;
3548 "AM_GNU_GETTEXT in configure.in but \`intl' not in SUBDIRS")
3549 if $contents{'SUBDIRS'} !~ /\bintl\b/;
3552 # Ensure that each language in ALL_LINGUAS has a .po file, and
3553 # each po file is mentioned in ALL_LINGUAS.
3556 local (%linguas) = ();
3557 grep ($linguas{$_} = 1, split (' ', $all_linguas));
3564 &am_line_error ($all_linguas_line,
3565 ("po/$_.po exists but \`$_' not in \`ALL_LINGUAS'"))
3569 foreach (keys %linguas)
3571 &am_line_error ($all_linguas_line,
3572 "$_ in \`ALL_LINGUAS' but po/$_.po does not exist")
3578 &am_error ("AM_GNU_GETTEXT in configure.in but \`ALL_LINGUAS' not defined");
3582 # Handle footer elements.
3585 if ($contents{'SOURCES'})
3587 # NOTE don't use define_pretty_variable here, because
3588 # $contents{...} is already defined.
3589 $output_vars .= 'SOURCES = ' . $contents{'SOURCES'} . "\n";
3591 if ($contents{'OBJECTS'})
3593 # NOTE don't use define_pretty_variable here, because
3594 # $contents{...} is already defined.
3595 $output_vars .= 'OBJECTS = ' . $contents{'OBJECTS'} . "\n";
3597 if ($contents{'SOURCES'} || $contents{'OBJECTS'})
3599 $output_vars .= "\n";
3602 if (&variable_defined ('SUFFIXES'))
3604 # Push actual suffixes, and not $(SUFFIXES). Some versions of
3605 # make do not like variable substitutions on the .SUFFIXES
3607 push (@suffixes, &variable_value_as_list ('SUFFIXES', ''));
3609 if (&target_defined ('.SUFFIXES'))
3611 &am_line_error ('.SUFFIXES',
3612 "use variable \`SUFFIXES', not target \`.SUFFIXES'");
3615 # Note: AIX 4.1 /bin/make will fail if any suffix rule appears
3616 # before .SUFFIXES. So we make sure that .SUFFIXES appears before
3617 # anything else, by sticking it right after the default: target.
3618 $output_header .= ".SUFFIXES:\n";
3621 # Make sure suffixes has unique elements. Sort them to ensure
3622 # the output remains consistent.
3625 grep ($suffixes{$_} = 1, @suffixes);
3627 $output_header .= (".SUFFIXES: "
3628 . join (' ', sort keys %suffixes)
3631 $output_trailer .= &file_contents ('footer');
3634 # Deal with installdirs target.
3635 sub handle_installdirs
3637 # GNU Makefile standards recommend this.
3638 if ($recursive_install)
3640 # We create a separate `-am' target so that the -recursive
3641 # rule will work correctly.
3642 $output_rules .= ("installdirs: installdirs-recursive\n"
3643 . "installdirs-am:\n");
3644 push (@phony, 'installdirs-am');
3648 $output_rules .= "installdirs:\n";
3650 push (@phony, 'installdirs');
3653 &pretty_print_rule ("\t" . '$(mkinstalldirs) ', "\t\t",
3656 $output_rules .= "\n";
3659 # There are several targets which need to be merged. This is because
3660 # their complete definition is compiled from many parts. Note that we
3661 # avoid double colon rules, otherwise we'd use them instead.
3662 sub handle_merge_targets
3664 local ($makefile) = @_;
3666 # There are a few install-related variables that you should not define.
3668 foreach $var ('PRE_INSTALL', 'POST_INSTALL', 'NORMAL_INSTALL')
3670 if (&variable_defined ($var))
3672 &am_line_error ($var, "\`$var' should not be defined");
3676 # Put this at the beginning for the sake of non-GNU makes. This
3677 # is still wrong if these makes can run parallel jobs. But it is
3679 unshift (@all, &basename ($makefile));
3682 foreach $one_name (@config_names)
3684 push (@all, &basename ($one_name))
3685 if &dirname ($one_name) eq $relative_dir;
3688 &do_one_merge_target ('info', @info);
3689 &do_one_merge_target ('dvi', @dvi);
3690 &do_check_merge_target;
3691 &do_one_merge_target ('installcheck', @installcheck);
3693 if (defined $options{'no-installinfo'})
3695 &do_one_merge_target ('install-info', '');
3697 elsif (&target_defined ('install-info-local'))
3699 &am_line_error ('install-info-local',
3700 "\`install-info-local' target defined but \`no-installinfo' option not in use");
3704 foreach $utarg ('uninstall-data-local', 'uninstall-data-hook',
3705 'uninstall-exec-local', 'uninstall-exec-hook')
3707 if (&target_defined ($utarg))
3710 ($x = $utarg) =~ s/(data|exec)-//;
3711 &am_line_error ($utarg, "use \`$x', not \`$utarg'");
3715 if (&target_defined ('install-local'))
3717 &am_line_error ('install-local',
3718 "use \`install-data-local' or \`install-exec-local', not \`install-local'");
3724 local ($local_headers) = '';
3725 foreach $one_name (@config_names)
3727 if (&dirname ($one_name) eq $relative_dir)
3729 $local_headers .= ' ' if $local_headers;
3730 $local_headers .= &basename ($one_name);
3735 # This is kind of a hack, but I couldn't see a better way
3736 # to handle it. In this particular case, we need to make
3737 # sure config.h is built before we recurse. We can't do
3738 # this by changing the order of dependencies to the "all"
3739 # because that breaks when using parallel makes. Instead
3740 # we handle things explicitly.
3741 $output_rules .= ("all-recursive-am: ${local_headers}"
3743 . '$(MAKE) $(AM_MAKEFLAGS)'
3746 $all_target = 'all-recursive-am';
3747 push (@phony, 'all-recursive-am');
3751 # Print definitions users can use.
3752 &do_one_merge_target ('install-exec', @install_exec);
3753 $output_rules .= "\n";
3755 &do_one_merge_target ('install-data', @install_data);
3756 $output_rules .= "\n";
3758 &do_one_merge_target ('install', 'all-am');
3759 &do_one_merge_target ('uninstall', @uninstall);
3761 &do_one_merge_target ('all', @all);
3763 # Generate the new 'install-strip' target. We can't just set
3764 # INSTALL_PROGRAM because that might be a relative path.
3765 $output_rules .= ("install-strip:\n\t"
3766 . '$(MAKE) $(AM_MAKEFLAGS) INSTALL_STRIP_FLAG=-s install'
3768 push (@phony, 'install-strip');
3771 # Helper for handle_merge_targets. Note that handle_merge_targets
3772 # relies on the fact that this doesn't add an extra \n at the end.
3773 sub do_one_merge_target
3775 local ($name, @values) = @_;
3777 if (&target_defined ($name . '-local'))
3779 # User defined local form of target. So include it.
3780 push (@values, $name . '-local');
3781 push (@phony, $name . '-local');
3784 &pretty_print_rule ($name . "-am:", "\t\t", @values);
3785 if ($name eq 'install')
3787 # Special-case `install-am' to run install-exec-am and
3788 # install-data-am after all-am is built.
3789 &pretty_print_rule ("\t\@\$(MAKE) \$(AM_MAKEFLAGS)", "\t ",
3790 'install-exec-am', 'install-data-am');
3792 elsif ($name eq 'install-exec' && &target_defined ('install-exec-hook'))
3794 $output_rules .= ("\t\@\$(NORMAL_INSTALL)\n"
3795 . "\t" . '$(MAKE) $(AM_MAKEFLAGS) install-exec-hook'
3798 elsif ($name eq 'install-data' && &target_defined ('install-data-hook'))
3800 $output_rules .= ("\t\@\$(NORMAL_INSTALL)\n"
3801 . "\t" . '$(MAKE) $(AM_MAKEFLAGS) install-data-hook'
3805 local ($lname) = $name . ($recursive_install ? '-recursive' : '-am');
3806 local ($tname) = $name;
3807 # To understand this special case, see handle_merge_targets.
3810 $tname = 'all-redirect';
3811 $lname = $all_target if $recursive_install;
3812 push (@phony, 'all-redirect');
3813 $output_all = "all: all-redirect\n";
3815 &pretty_print_rule ($tname . ":", "\t\t", $lname);
3816 push (@phony, $name . '-am', $name);
3819 # Handle check merge target specially.
3820 sub do_check_merge_target
3822 if (&target_defined ('check-local'))
3824 # User defined local form of target. So include it.
3825 push (@check_tests, 'check-local');
3826 push (@phony, 'check-local');
3829 # In --cygnus mode, check doesn't depend on all.
3832 # Just run the local check rules.
3833 &pretty_print_rule ('check-am:', "\t\t", @check);
3837 # The check target must depend on the local equivalent of
3838 # `all', to ensure all the primary targets are built. Then it
3839 # must build the local check rules.
3840 $output_rules .= "check-am: all-am\n";
3841 &pretty_print_rule ("\t\$(MAKE) \$(AM_MAKEFLAGS)", "\t ",
3845 &pretty_print_rule ("\t\$(MAKE) \$(AM_MAKEFLAGS)", "\t ",
3849 push (@phony, 'check', 'check-am');
3850 $output_rules .= ("check: "
3851 . ($recursive_install ? 'check-recursive' : 'check-am')
3855 # Handle all 'clean' targets.
3858 local ($xform) = '';
3861 # Don't include `MAINTAINER'; it is handled specially below.
3862 foreach $name ('MOSTLY', '', 'DIST')
3864 if (! &variable_defined ($name . 'CLEANFILES'))
3866 $xform .= 's/^' . $name . 'CLEAN.*$//;';
3870 $xform .= 's/^' . $name . 'CLEAN//;';
3874 # Built sources are automatically removed by maintainer-clean.
3875 push (@maintainer_clean_files, '\$(BUILT_SOURCES)')
3876 if &variable_defined ('BUILT_SOURCES');
3877 push (@maintainer_clean_files, '\$(MAINTAINERCLEANFILES)')
3878 if &variable_defined ('MAINTAINERCLEANFILES');
3879 if (! @maintainer_clean_files)
3881 $xform .= 's/^MAINTAINERCLEAN.*$//;';
3885 $xform .= ('s/^MAINTAINERCLEAN//;'
3886 # Join with no space to avoid spurious `test -z'
3887 # success at runtime.
3888 . 's,\@MCFILES\@,' . join ('', @maintainer_clean_files)
3890 # A space is required in the join here.
3891 . 's,\@MFILES\@,' . join (' ', @maintainer_clean_files)
3895 $output_rules .= &file_contents_with_transform ($xform, 'clean');
3897 push (@clean, 'generic');
3898 &push_phony_cleaners ('generic');
3900 &do_one_clean_target ('clean', 'mostly', '', @clean);
3901 &do_one_clean_target ('clean', '', 'mostly', @clean);
3902 &do_one_clean_target ('clean', 'dist', '', @clean);
3903 &do_one_clean_target ('clean', 'maintainer-', 'dist', @clean);
3905 push (@phony, 'clean', 'mostlyclean', 'distclean', 'maintainer-clean');
3908 # Helper for handle_clean.
3909 sub do_one_clean_target
3911 local ($target, $name, $last_name, @deps) = @_;
3913 # Change each dependency `BLARG' into `clean-BLARG'.
3914 grep (($_ = $name . 'clean-' . $_) && 0, @deps);
3916 # Push the previous clean target. There is no previous clean
3917 # target if we're doing mostlyclean.
3918 push (@deps, $last_name . $target . '-am')
3919 unless $name eq 'mostly';
3921 # If a -local version of the rule is given, add it to the list.
3922 if (&target_defined ($name . $target . '-local'))
3924 push (@deps, $name . $target . '-local');
3927 # Print the target and the dependencies.
3928 &pretty_print_rule ($name . $target . "-am: ", "\t\t", @deps);
3930 # FIXME: shouldn't we really print these messages before running
3932 if ($name . $target eq 'maintainer-clean')
3934 # Print a special warning.
3936 ("\t\@echo \"This command is intended for maintainers to use;\"\n"
3937 . "\t\@echo \"it deletes files that may require special "
3938 . "tools to rebuild.\"\n");
3940 elsif ($name . $target eq 'distclean')
3942 $output_rules .= "\t-rm -f libtool\n" if $seen_libtool;
3944 $output_rules .= "\n";
3946 # Now generate the actual clean target.
3947 $output_rules .= ($name . $target . ": " . $name . $target
3948 . ($recursive_install ? '-recursive' : '-am')
3951 # We special-case config.status here. If we do it as part of the
3952 # normal clean processing for this directory, then it might be
3953 # removed before some subdir is cleaned. However, that subdir's
3954 # Makefile depends on config.status.
3955 if (($name . $target eq 'maintainer-clean'
3956 || $name . $target eq 'distclean')
3957 && $relative_dir eq '.')
3959 $output_rules .= "\t-rm -f config.status\n";
3961 $output_rules .= "\n";
3964 # Handle .PHONY target.
3967 &pretty_print_rule ('.PHONY:', "", @phony);
3968 $output_rules .= "\n";
3971 # Handle TESTS variable and other checks.
3974 if (defined $options{'dejagnu'})
3976 push (@check_tests, 'check-DEJAGNU');
3977 push (@phony, 'check-DEJAGNU');
3982 $xform = 's/^CYGNUS//;';
3986 $xform = 's/^CYGNUS.*$//;';
3988 $output_rules .= &file_contents_with_transform ($xform, 'dejagnu');
3990 # In Cygnus mode, these are found in the build tree.
3991 # Otherwise they are looked for in $PATH.
3992 &define_program_variable ('EXPECT', 'build', 'expect', 'expect');
3993 &define_program_variable ('RUNTEST', 'src', 'dejagnu', 'runtest');
3995 # Only create site.exp rule if user hasn't already written
3997 if (! &target_defined ('site.exp'))
3999 # Note that in the rule we don't directly generate
4000 # site.exp to avoid the possibility of a corrupted
4001 # site.exp if make is interrupted. Jim Meyering has some
4002 # useful text on this topic.
4003 $output_rules .= ("site.exp: Makefile\n"
4004 . "\t\@echo 'Making a new site.exp file...'\n"
4005 . "\t\@test ! -f site.bak || rm -f site.bak\n"
4006 . "\t\@echo '## these variables are automatically generated by make ##' > \$\@-t\n"
4007 . "\t\@echo '# Do not edit here. If you wish to override these values' >> \$\@-t\n"
4008 . "\t\@echo '# edit the last section' >> \$\@-t\n"
4009 . "\t\@echo 'set tool \$(DEJATOOL)' >> \$\@-t\n"
4010 . "\t\@echo 'set srcdir \$(srcdir)' >> \$\@-t\n"
4011 . "\t\@echo 'set objdir' \`pwd\` >> \$\@-t\n");
4013 # Extra stuff for AC_CANONICAL_*
4014 local (@whatlist) = ();
4015 if ($seen_canonical)
4017 push (@whatlist, 'host');
4020 # Extra stuff only for AC_CANONICAL_SYSTEM.
4021 if ($seen_canonical == $AC_CANONICAL_SYSTEM)
4023 push (@whatlist, 'target', 'build');
4027 foreach $c1 (@whatlist)
4029 foreach $c2 ('alias', 'triplet')
4031 $output_rules .= "\t\@echo 'set ${c1}_${c2} \$(${c1}_${c2})' >> \$\@-t\n";
4035 $output_rules .= ("\t\@echo '## All variables above are generated by configure. Do Not Edit ##' >> \$\@-t\n"
4036 . "\t\@test ! -f site.exp || sed '1,/^## All variables above are.*##/ d' site.exp >> \$\@-t\n"
4037 . "\t\@test ! -f site.exp || mv site.exp site.bak\n"
4038 . "\t\@mv \$\@-t site.exp\n");
4044 foreach $c ('DEJATOOL', 'RUNTEST', 'RUNTESTFLAGS')
4046 if (&variable_defined ($c))
4048 &am_line_error ($c, "\`$c' defined but \`dejagnu' not in \`AUTOMAKE_OPTIONS'");
4053 if (&variable_defined ('TESTS'))
4055 push (@check_tests, 'check-TESTS');
4056 push (@phony, 'check-TESTS');
4058 # Note: Solaris 2.7 seems to expand TESTS using VPATH. That's
4059 # why we also try `dir='
4060 $output_rules .= 'check-TESTS: $(TESTS)
4061 @failed=0; all=0; xfail=0; xpass=0; \\
4062 srcdir=$(srcdir); export srcdir; \\
4063 for tst in $(TESTS); do \\
4064 if test -f ./$$tst; then dir=./; \\
4065 elif test -f $$tst; then dir=; \\
4066 else dir="$(srcdir)/"; fi; \\
4067 if $(TESTS_ENVIRONMENT) $${dir}$$tst; then \\
4068 all=`expr $$all + 1`; \\
4069 case " $(XFAIL_TESTS) " in \\
4071 xpass=`expr $$xpass + 1`; \\
4072 failed=`expr $$failed + 1`; \\
4073 echo "XPASS: $$tst"; \\
4076 echo "PASS: $$tst"; \\
4079 elif test $$? -ne 77; then \\
4080 all=`expr $$all + 1`; \\
4081 case " $(XFAIL_TESTS) " in \\
4083 xfail=`expr $$xfail + 1`; \\
4084 echo "XFAIL: $$tst"; \\
4087 failed=`expr $$failed + 1`; \\
4088 echo "FAIL: $$tst"; \\
4093 if test "$$failed" -eq 0; then \\
4094 if test "$$xfail" -eq 0; then \\
4095 banner="All $$all tests passed"; \\
4097 banner="All $$all tests behaved as expected ($$xfail expected failures)"; \\
4100 if test "$$xpass" -eq 0; then \\
4101 banner="$$failed of $$all tests failed"; \\
4103 banner="$$failed of $$all tests did not behave as expected ($$xpass unexpected passes)"; \\
4106 dashes=`echo "$$banner" | sed s/./=/g`; \\
4110 test "$$failed" -eq 0
4115 # Handle Emacs Lisp.
4116 sub handle_emacs_lisp
4118 local (@elfiles) = &am_install_var ('-candist', 'lisp', 'LISP',
4124 &define_configure_variable ('lispdir');
4125 &define_configure_variable ('EMACS');
4126 $output_rules .= (".el.elc:\n"
4127 . "\t\@echo 'WARNING: Warnings can be ignored. :-)'\n"
4128 . "\tif test \$(EMACS) != no; then \\\n"
4129 . "\t EMACS=\$(EMACS) \$(SHELL) \$(srcdir)/elisp-comp \$<; \\\n"
4131 push (@suffixes, '.el', '.elc');
4133 # Generate .elc files.
4134 grep ($_ .= 'c', @elfiles);
4135 &define_pretty_variable ('ELCFILES', '', @elfiles);
4137 $output_rules .= &file_contents ('lisp-clean');
4138 push (@clean, 'lisp');
4139 &push_phony_cleaners ('lisp');
4141 push (@all, '$(ELCFILES)');
4144 if (&variable_defined ('lisp_LISP'))
4146 $varname = 'lisp_LISP';
4147 &am_error ("\`lisp_LISP' defined but \`AM_PATH_LISPDIR' not in \`configure.in'")
4152 $varname = 'noinst_LISP';
4155 &require_file_with_line ($varname, $FOREIGN, 'elisp-comp');
4162 local (@pyfiles) = &am_install_var ('-defaultdist', 'python', 'PYTHON',
4163 'python', 'noinst');
4164 return if ! @pyfiles;
4166 # Found some python.
4167 &define_configure_variable ('pythondir');
4168 &define_configure_variable ('PYTHON');
4170 $output_rules .= &file_contents ('python-clean');
4171 push (@clean, 'python');
4173 &am_error ("\`python_PYTHON' defined but \`AM_CHECK_PYTHON' not in \`configure.in'")
4174 if ! $seen_pythondir && &variable_defined ('python_PYTHON');
4176 if ($config_aux_dir eq '.' || $config_aux_dir eq '')
4178 &define_variable ('py_compile', '$(top_srcdir)/py-compile');
4182 &define_variable ('py_compile', $config_aux_dir . '/py-compile');
4189 local (@sourcelist) = &am_install_var ('-candist', '-clean',
4191 'java', 'noinst', 'check');
4192 return if ! @sourcelist;
4194 &define_variable ('JAVAC', 'javac');
4195 &define_variable ('JAVACFLAGS', '');
4196 &define_variable ('CLASSPATH_ENV',
4197 'CLASSPATH=$(JAVAROOT):$(srcdir)/$(JAVAROOT):$$CLASSPATH');
4198 &define_variable ('JAVAROOT', '$(top_builddir)');
4200 local (%valid) = &am_primary_prefixes ('JAVA', 1,
4201 'java', 'noinst', 'check');
4203 local ($dir, $curs);
4204 foreach $curs (keys %valid)
4206 if (! &variable_defined ($curs . '_JAVA') || $curs eq 'noinst'
4207 || $curs eq 'EXTRA')
4214 &am_line_error ($curs . '_JAVA',
4215 "multiple _JAVA primaries in use");
4220 $output_rules .= ('class' . $dir . '.stamp: $(' . $dir . '_JAVA)' . "\n"
4221 . "\t" . '$(CLASSPATH_ENV) $(JAVAC) -d $(JAVAROOT) '
4222 . '$(JAVACFLAGS) $?' . "\n"
4223 . "\t" . 'echo timestamp > class' . $dir . '.stamp'
4225 push (@all, 'class' . $dir . '.stamp');
4226 &push_dist_common ('$(' . $dir . '_JAVA)');
4229 # Handle some of the minor options.
4230 sub handle_minor_options
4232 if (defined $options{'readme-alpha'})
4234 if ($relative_dir eq '.')
4236 if ($package_version !~ /^$GNITS_VERSION_PATTERN$/)
4238 # FIXME: allow real filename.
4239 &am_conf_line_error ('configure.in',
4240 $package_version_line,
4241 "version \`$package_version' doesn't follow Gnits standards");
4243 elsif (defined $1 && -f 'README-alpha')
4245 # This means we have an alpha release. See
4246 # GNITS_VERSION_PATTERN for details.
4247 &require_file ($FOREIGN, 'README-alpha');
4253 ################################################################
4255 # Scan one file for interesting things. Subroutine of scan_configure.
4256 sub scan_one_configure_file
4258 local ($filename) = @_;
4261 open (CONFIGURE, $filename)
4262 || die "automake: couldn't open \`$filename': $!\n";
4263 print "automake: reading $filename\n" if $verbose;
4267 # Remove comments from current line.
4271 # Skip macro definitions. Otherwise we might be confused into
4272 # thinking that a macro that was only defined was actually
4276 # Follow includes. This is a weirdness commonly in use at
4277 # Cygnus and hopefully nowhere else.
4278 if (/sinclude\((.*)\)/ && -f $1)
4280 &scan_one_configure_file ($1);
4283 # Populate libobjs array.
4284 if (/AC_FUNC_ALLOCA/)
4286 $libsources{'alloca.c'} = 1;
4288 elsif (/AC_FUNC_GETLOADAVG/)
4290 $libsources{'getloadavg.c'} = 1;
4292 elsif (/AC_FUNC_MEMCMP/)
4294 $libsources{'memcmp.c'} = 1;
4296 elsif (/AC_STRUCT_ST_BLOCKS/)
4298 $libsources{'fileblocks.c'} = 1;
4300 elsif (/A[CM]_REPLACE_GNU_GETOPT/)
4302 $libsources{'getopt.c'} = 1;
4303 $libsources{'getopt1.c'} = 1;
4305 elsif (/AM_FUNC_STRTOD/)
4307 $libsources{'strtod.c'} = 1;
4309 elsif (/AM_WITH_REGEX/)
4311 $libsources{'rx.c'} = 1;
4312 $libsources{'rx.h'} = 1;
4313 $libsources{'regex.c'} = 1;
4314 $libsources{'regex.h'} = 1;
4315 $omit_dependencies{'rx.h'} = 1;
4316 $omit_dependencies{'regex.h'} = 1;
4318 elsif (/AC_FUNC_MKTIME/)
4320 $libsources{'mktime.c'} = 1;
4322 elsif (/AM_FUNC_ERROR_AT_LINE/)
4324 $libsources{'error.c'} = 1;
4325 $libsources{'error.h'} = 1;
4327 elsif (/AM_FUNC_OBSTACK/)
4329 $libsources{'obstack.c'} = 1;
4330 $libsources{'obstack.h'} = 1;
4332 elsif (/LIBOBJS="(.*)\s+\$LIBOBJS"/
4333 || /LIBOBJS="\$LIBOBJS\s+(.*)"/)
4335 foreach $libobj_iter (split (' ', $1))
4337 if ($libobj_iter =~ /^(.*)\.o(bj)?$/
4338 || $libobj_iter =~ /^(.*)\.\$ac_objext$/
4339 || $libobj_iter =~ /^(.*)\.\$\{ac_objext\}$/)
4341 $libsources{$1 . '.c'} = 1;
4346 if (! $in_ac_replace && s/AC_REPLACE_FUNCS\s*\(\[?//)
4352 $in_ac_replace = 0 if s/[\]\)].*$//;
4353 # Remove trailing backslash.
4357 # Need to skip empty elements for Perl 4.
4359 $libsources{$_ . '.c'} = 1;
4363 if (/$obsolete_rx/o)
4366 if ($obsolete_macros{$1} ne '')
4368 $hint = '; ' . $obsolete_macros{$1};
4370 &am_conf_line_error ($filename, $., "\`$1' is obsolete$hint");
4373 # Process the AC_OUTPUT macro.
4374 if (! $in_ac_output && s/AC_OUTPUT\s*\(\[?//)
4377 $ac_output_line = $.;
4381 local ($closing) = 0;
4388 # Look at potential Makefile.am's.
4391 # Must skip empty string for Perl 4.
4392 next if $_ eq "\\" || $_ eq '';
4394 # Handle $local:$input syntax. Note that we ignore
4395 # every input file past the first, though we keep
4396 # those around for later.
4397 local ($local, $input, @rest) = split (/:/);
4404 # FIXME: should be error if .in is missing.
4405 $input =~ s/\.in$//;
4408 if (-f $input . '.am')
4410 # We have a file that automake should generate.
4411 push (@make_input_list, $input);
4412 $make_list{$input} = join (':', ($local, @rest));
4416 # We have a file that automake should cause to be
4417 # rebuilt, but shouldn't generate itself.
4418 push (@other_input_files, $_);
4422 if ($closing && @make_input_list == 0 && @other_input_files == 0)
4424 &am_conf_line_error ($filename, $ac_output_line,
4425 "No files mentioned in \`AC_OUTPUT'");
4430 if (/$AC_CONFIG_AUX_DIR_PATTERN/o)
4432 @config_aux_path = $1;
4435 # Check for ansi2knr.
4436 $am_c_prototypes = 1 if /AM_C_PROTOTYPES/;
4438 # Check for exe extension stuff.
4442 $configure_vars{'EXEEXT'} = $filename . ':' . $.;
4448 $configure_vars{'OBJEXT'} = $filename . ':' . $.;
4451 # Check for `-c -o' code.
4452 $seen_cc_c_o = 1 if /AM_PROG_CC_C_O/;
4454 # Check for NLS support.
4455 if (/AM_GNU_GETTEXT/)
4458 $ac_gettext_line = $.;
4459 $omit_dependencies{'libintl.h'} = 1;
4462 # Look for ALL_LINGUAS.
4463 if (/ALL_LINGUAS="(.*)"$/ || /ALL_LINGUAS=(.*)$/)
4467 $all_linguas_line = $.;
4470 # Handle configuration headers. A config header of `[$1]'
4471 # means we are actually scanning AM_CONFIG_HEADER from
4473 if (/A([CM])_CONFIG_HEADER\s*\((.*)\)/
4477 ($filename, $., "\`automake requires \`AM_CONFIG_HEADER', not \`AC_CONFIG_HEADER'")
4480 $config_header_line = $.;
4482 foreach $one_hdr (split (' ', $2))
4484 push (@config_fullnames, $one_hdr);
4485 if ($one_hdr =~ /^([^:]+):(.+)$/)
4487 push (@config_names, $1);
4488 push (@config_headers, $2);
4492 push (@config_names, $one_hdr);
4493 push (@config_headers, $one_hdr . '.in');
4498 # Handle AC_CANONICAL_*. Always allow upgrading to
4499 # AC_CANONICAL_SYSTEM, but never downgrading.
4500 $seen_canonical = $AC_CANONICAL_HOST
4501 if ! $seen_canonical
4502 && (/AC_CANONICAL_HOST/ || /AC_CHECK_TOOL/);
4503 $seen_canonical = $AC_CANONICAL_SYSTEM if /AC_CANONICAL_SYSTEM/;
4505 $seen_path_xtra = 1 if /AC_PATH_XTRA/;
4507 # This macro handles several different things.
4508 if (/$AM_INIT_AUTOMAKE_PATTERN/o)
4514 $seen_prog_install = 1;
4515 ($package_version = $1) =~ s/$AM_PACKAGE_VERSION_PATTERN/$1/o;
4516 $package_version_line = $.;
4519 # This is like AM_INIT_AUTOMAKE, but doesn't actually set the
4520 # package and version number. (This might change in the
4521 # future). Yes, I'm not above hacking Automake so it works
4522 # well with other GNU tools -- that is actually the point.
4523 if (/AM_INIT_GUILE_MODULE/)
4529 $seen_prog_install = 1;
4530 @config_aux_path = ('..');
4533 # Some things required by Automake.
4534 $seen_make_set = 1 if /AC_PROG_MAKE_SET/;
4535 $seen_arg_prog = 1 if /AC_ARG_PROGRAM/;
4539 $configure_vars{'LEX'} = $filename . ':' . $.;
4540 $seen_decl_yytext = 1;
4542 if (/AC_DECL_YYTEXT/ && $filename =~ /configure\.in$/)
4544 &am_conf_line_warning ($filename, $., "\`AC_DECL_YYTEXT' is covered by \`AM_PROG_LEX'");
4546 if (/AC_PROG_LEX/ && $filename =~ /configure\.in$/)
4548 &am_conf_line_warning ($filename, $., "automake requires \`AM_PROG_LEX', not \`AC_PROG_LEX'");
4551 if (/AC_PROG_(F77|YACC|RANLIB|CC|CXXCPP|CXX|LEX|AWK|CPP|LN_S)/)
4553 $configure_vars{$1} = $filename . ':' . $.;
4555 if (/$AC_CHECK_PATTERN/o)
4557 $configure_vars{$3} = $filename . ':' . $.;
4559 if (/$AM_MISSING_PATTERN/o
4563 && $1 ne 'AUTOHEADER')
4565 $configure_vars{$1} = $filename . ':' . $.;
4568 # Explicitly avoid ANSI2KNR -- we AC_SUBST that in protos.m4,
4569 # but later define it elsewhere. This is pretty hacky. We
4570 # also explicitly avoid INSTALL_SCRIPT and some other
4571 # variables because they are defined in header-vars.am.
4573 if (/$AC_SUBST_PATTERN/o
4575 && $1 ne 'INSTALL_SCRIPT'
4576 && $1 ne 'INSTALL_DATA')
4578 $configure_vars{$1} = $filename . ':' . $.;
4581 $seen_decl_yytext = 1 if /AC_DECL_YYTEXT/;
4582 if (/AM_MAINTAINER_MODE/)
4584 $seen_maint_mode = 1;
4585 $configure_cond{'MAINTAINER_MODE'} = 1;
4587 $seen_package = 1 if /PACKAGE=/;
4589 # Skip VERSION of [$2]; that is from AM_INIT_AUTOMAKE.
4590 if (/\bVERSION=(\S+)/ && $1 ne '[$2]')
4593 $package_version = $1;
4594 $package_version_line = $.;
4601 $seen_prog_install = 1 if /AC_PROG_INSTALL/;
4602 $seen_lispdir = 1 if /AM_PATH_LISPDIR/;
4603 $seen_pythondir = 1 if /AM_PATH_PYTHON/;
4605 if (/A(C|M)_PROG_LIBTOOL/)
4607 if (/AM_PROG_LIBTOOL/)
4609 &am_conf_line_warning ($filename, $., "\`AM_PROG_LIBTOOL' is obsolete, use \`AC_PROG_LIBTOOL' instead");
4613 $configure_vars{'LIBTOOL'} = $filename . ':' . $.;
4614 $configure_vars{'RANLIB'} = $filename . ':' . $.;
4615 $configure_vars{'CC'} = $filename . ':' . $.;
4616 # AC_PROG_LIBTOOL runs AC_CANONICAL_HOST. Make sure we
4617 # never downgrade (if we've seen AC_CANONICAL_SYSTEM).
4618 $seen_canonical = $AC_CANONICAL_HOST if ! $seen_canonical;
4621 $seen_multilib = 1 if (/AM_ENABLE_MULTILIB/);
4623 if (/$AM_CONDITIONAL_PATTERN/o)
4625 $configure_cond{$1} = 1;
4628 # Check for Fortran 77 intrinsic and run-time libraries.
4629 if (/AC_F77_LIBRARY_LDFLAGS/)
4631 $configure_vars{'FLIBS'} = $filename . ':' . $.;
4638 # Scan configure.in and aclocal.m4 for interesting things. We must
4639 # scan aclocal.m4 because there might be AC_SUBSTs and such there.
4642 # Reinitialize libsources here. This isn't really necessary,
4643 # since we currently assume there is only one configure.in. But
4644 # that won't always be the case.
4647 local ($in_ac_output, $in_ac_replace) = (0, 0);
4648 local (%make_list, @make_input_list);
4649 local ($libobj_iter);
4651 &scan_one_configure_file ('configure.in');
4652 &scan_one_configure_file ('aclocal.m4')
4655 # Set input and output files if not specified by user.
4658 @input_files = @make_input_list;
4659 %output_files = %make_list;
4662 @configure_input_files = @make_input_list;
4664 &am_conf_error ("\`PACKAGE' not defined in configure.in")
4666 &am_conf_error ("\`VERSION' not defined in configure.in")
4669 # Look for some files we need. Always check for these. This
4670 # check must be done for every run, even those where we are only
4671 # looking at a subdir Makefile. We must set relative_dir so that
4672 # the file-finding machinery works.
4673 local ($relative_dir) = '.';
4674 &require_config_file ($FOREIGN, 'install-sh', 'mkinstalldirs', 'missing');
4675 if ($cmdline_use_dependencies)
4677 &require_config_file ($FOREIGN, 'depcomp');
4679 &am_error ("\`install.sh' is an anachronism; use \`install-sh' instead")
4680 if -f $config_aux_path[0] . '/install.sh';
4682 &require_config_file ($FOREIGN, 'py-compile')
4686 ################################################################
4688 # Set up for Cygnus mode.
4691 return unless $cygnus_mode;
4693 &set_strictness ('foreign');
4694 $options{'no-installinfo'} = 1;
4695 $options{'no-dependencies'} = 1;
4696 $use_dependencies = 0;
4698 if (! $seen_maint_mode)
4700 &am_conf_error ("\`AM_MAINTAINER_MODE' required when --cygnus specified");
4705 &am_conf_error ("\`AC_EXEEXT' required when --cygnus specified");
4709 # Do any extra checking for GNU standards.
4710 sub check_gnu_standards
4712 if ($relative_dir eq '.')
4714 # In top level (or only) directory.
4715 &require_file ($GNU, 'INSTALL', 'NEWS', 'README', 'COPYING',
4716 'AUTHORS', 'ChangeLog');
4719 if ($strictness >= $GNU)
4721 if (defined $options{'no-installman'})
4723 &am_line_error ('AUTOMAKE_OPTIONS',
4724 "option \`no-installman' disallowed by GNU standards");
4727 if (defined $options{'no-installinfo'})
4729 &am_line_error ('AUTOMAKE_OPTIONS',
4730 "option \`no-installinfo' disallowed by GNU standards");
4735 # Do any extra checking for GNITS standards.
4736 sub check_gnits_standards
4738 if ($relative_dir eq '.')
4740 # In top level (or only) directory.
4741 &require_file ($GNITS, 'THANKS');
4745 ################################################################
4747 # Functions to handle files of each language.
4749 # Each `lang_X_rewrite' function follows a simple formula:
4750 # * Args are the directory, base name and extension of the file.
4751 # * Return value is 1 if file is to be dealt with, 0 otherwise.
4752 # Much of the actual processing is handled in handle_single_transform_list.
4753 # These functions exist so that auxiliary information can be recorded
4754 # for a later cleanup pass. Note that the calls to these functions
4755 # are computed, so don't bother searching for their precise names
4758 # This is just a convenience function that can be used to determine
4759 # when a subdir object should be used.
4762 return defined $options{'subdir-objects'} ? $LANG_SUBDIR : $LANG_PROCESS;
4765 # Rewrite a single C source file.
4768 local ($directory, $base, $ext) = @_;
4770 if (defined $options{'ansi2knr'} && $base =~ /_$/)
4772 # FIXME: include line number in error.
4773 &am_error ("C source file \`$base.c' would be deleted by ansi2knr rules");
4776 local ($r) = $LANG_PROCESS;
4777 if (defined $options{'subdir-objects'})
4780 $base = $directory . '/' . $base;
4784 # Only give error once.
4786 # FIXME: line number.
4787 &am_error ("C objects in subdir but \`AM_PROG_CC_C_O' not in \`configure.in'");
4790 &require_file ($FOREIGN, 'compile')
4791 if $relative_dir eq '.';
4794 $de_ansi_files{$base} = 1;
4798 # Rewrite a single C++ source file.
4799 sub lang_cxx_rewrite
4801 return &lang_sub_obj;
4804 # Rewrite a single header file.
4805 sub lang_header_rewrite
4807 # Header files are simply ignored.
4808 return $LANG_IGNORE;
4811 # Rewrite a single yacc file.
4812 sub lang_yacc_rewrite
4814 local ($directory, $base, $ext) = @_;
4816 local ($r) = &lang_c_rewrite ($directory, $base, $ext);
4818 if ($r == $LANG_SUBDIR)
4820 $pfx = $directory . '/';
4822 $yacc_sources{$pfx . $base . '.' . $ext} = 1;
4824 &saw_extension ('c');
4826 &push_dist_common ($pfx . $base . '.' . $ext);
4830 # Rewrite a single yacc++ file.
4831 sub lang_yaccxx_rewrite
4833 local ($directory, $base, $ext) = @_;
4835 local ($r) = $LANG_PROCESS;
4837 if (defined $options{'subdir-objects'})
4839 $pfx = $directory . '/';
4842 $yacc_sources{$pfx . $base . '.' . $ext} = 1;
4844 &saw_extension ($ext);
4846 &push_dist_common ($pfx . $base . '.' . $ext);
4850 # Rewrite a single lex file.
4851 sub lang_lex_rewrite
4853 local ($directory, $base, $ext) = @_;
4855 local ($r) = &lang_c_rewrite ($directory, $base, $ext);
4857 if ($r == $LANG_SUBDIR)
4859 $pfx = $directory . '/';
4861 $lex_sources{$pfx . $base . '.' . $ext} = 1;
4863 &saw_extension ('c');
4865 &push_dist_common ($pfx . $base . '.' . $ext);
4869 # Rewrite a single lex++ file.
4870 sub lang_lexxx_rewrite
4872 local ($directory, $base, $ext) = @_;
4874 local ($r) = $LANG_PROCESS;
4876 if (defined $options{'subdir-objects'})
4878 $pfx = $directory . '/';
4881 $lex_sources{$pfx . $base . '.' . $ext} = 1;
4883 &saw_extension ($ext);
4885 &push_dist_common ($pfx . $base . '.' . $ext);
4889 # Rewrite a single assembly file.
4890 sub lang_asm_rewrite
4892 return &lang_sub_obj;
4895 # Rewrite a single Fortran 77 file.
4896 sub lang_f77_rewrite
4898 return $LANG_PROCESS;
4901 # Rewrite a single preprocessed Fortran 77 file.
4902 sub lang_ppf77_rewrite
4904 return $LANG_PROCESS;
4907 # Rewrite a single ratfor file.
4908 sub lang_ratfor_rewrite
4910 return $LANG_PROCESS;
4913 # Rewrite a single Objective C file.
4914 sub lang_objc_rewrite
4916 return &lang_sub_obj;
4919 # Rewrite a single Java file.
4920 sub lang_java_rewrite
4922 return $LANG_SUBDIR;
4925 # The lang_X_finish functions are called after all source file
4926 # processing is done. Each should handle defining rules for the
4927 # language, etc. A finish function is only called if a source file of
4928 # the appropriate type has been seen.
4932 # Push all libobjs files onto de_ansi_files. We actually only
4933 # push files which exist in the current directory, and which are
4934 # genuine source files.
4936 foreach $file (keys %libsources)
4938 if ($file =~ /^(.*)\.[cly]$/ && -f "$relative_dir/$file")
4940 $de_ansi_files{$1} = 1;
4944 if (defined $options{'ansi2knr'} && keys %de_ansi_files)
4946 # Make all _.c files depend on their corresponding .c files.
4947 local ($base, @objects);
4948 foreach $base (sort keys %de_ansi_files)
4950 # Each _.c file must depend on ansi2knr; otherwise it
4951 # might be used in a parallel build before it is built.
4952 # We need to support files in the srcdir and in the build
4953 # dir (because these files might be auto-generated. But
4954 # we can't use $< -- some makes only define $< during a
4956 $output_rules .= ($base . "_.c: $base.c \$(ANSI2KNR)\n\t"
4957 . '$(CPP) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) '
4958 . '`if test -f $(srcdir)/' . $base . '.c'
4959 . '; then echo $(srcdir)/' . $base . '.c'
4960 . '; else echo ' . $base . '.c; fi` '
4961 . "| sed 's/^# \\([0-9]\\)/#line \\1/' "
4962 . '| $(ANSI2KNR) > ' . $base . "_.c\n");
4963 push (@objects, $base . '_'
4964 . ($seen_objext ? '.$(OBJEXT)' : '.o'));
4965 push (@objects, $base . '_.lo') if $seen_libtool;
4968 # Make all _.o (and _.lo) files depend on ansi2knr.
4969 # Use a sneaky little hack to make it print nicely.
4970 &pretty_print_rule ('', '', @objects, ':', '$(ANSI2KNR)');
4973 if (! defined $configure_vars{'CC'})
4975 # FIXME: line number.
4976 &am_error ("C source seen but \`CC' not defined in \`configure.in'");
4982 local ($ltcompile, $ltlink) = &libtool_compiler;
4984 &define_variable ('CXXLD', '$(CXX)');
4985 &define_variable ('CXXLINK', $ltlink . '$(CXXLD) $(AM_CXXFLAGS) $(CXXFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@');
4987 if (! defined $configure_vars{'CXX'})
4989 &am_error ("C++ source seen but \`CXX' not defined in \`configure.in'");
4993 sub lang_header_finish
4998 # This is a helper for both lex and yacc.
4999 sub yacc_lex_finish_helper
5001 return if defined $language_scratch{'lex-yacc-done'};
5002 $language_scratch{'lex-yacc-done'} = 1;
5004 # If there is more than one distinct yacc (resp lex) source file
5005 # in a given directory, then the `ylwrap' program is required to
5006 # allow parallel builds to work correctly. FIXME: for now, no
5008 &require_config_file ($FOREIGN, 'ylwrap');
5009 if ($config_aux_dir ne '.' && $config_aux_dir ne '')
5011 &define_variable ('YLWRAP', $config_aux_dir . "/ylwrap");
5015 &define_variable ('YLWRAP', '$(srcdir)/ylwrap');
5019 sub lang_yacc_finish
5021 return if defined $language_scratch{'yacc-done'};
5022 $language_scratch{'yacc-done'} = 1;
5024 local ($file, $base, $hname, $cname);
5025 local (%seen_suffix) = ();
5026 local (@yacc_files) = sort keys %yacc_sources;
5027 local ($yacc_count) = scalar (@yacc_files);
5028 foreach $file (@yacc_files)
5031 &output_yacc_build_rule ($1, $yacc_count > 1)
5032 if ! defined $seen_suffix{$1};
5033 $seen_suffix{$1} = 1;
5035 $file =~ /^(.*)\.(y|yy|y\+\+|yxx|ypp)$/;
5037 $hname = 'h'; # Always use `.h' for header file.
5038 ($cname = $2) =~ tr/y/c/;
5040 if ((&variable_defined ('AM_YFLAGS')
5041 && &variable_value ('AM_YFLAGS') =~ /(^|\s)-d(\s|$)/)
5042 || (&variable_defined ('YFLAGS')
5043 && &variable_value ('YFLAGS') =~ /(^|\s)-d(\s|$)/)) {
5044 # Now generate rule to make the header file. This should only
5045 # be generated if `yacc -d' specified.
5046 $output_rules .= "${base}.${hname}: ${base}.${cname}\n";
5048 # If the files are built in the build directory, then we want
5049 # to remove them with `make clean'. If they are in srcdir
5050 # they shouldn't be touched. However, we can't determine this
5051 # statically, and the GNU rules say that yacc/lex output files
5052 # should be removed by maintainer-clean. So that's what we
5054 push (@maintainer_clean_files, "${base}.${hname}");
5056 &push_dist_common ("${base}.${hname}");
5058 push (@maintainer_clean_files, "${base}.${cname}");
5060 $output_rules .= "\n";
5062 if (! defined $configure_vars{'YACC'})
5064 &am_error ("yacc source seen but \`YACC' not defined in \`configure.in'");
5066 if (&variable_defined ('YACCFLAGS'))
5068 &am_line_error ('YACCFLAGS',
5069 "\`YACCFLAGS' obsolete; use \`YFLAGS' instead");
5072 if ($yacc_count > 1)
5074 &yacc_lex_finish_helper;
5078 sub lang_yaccxx_finish
5085 return if defined $language_scratch{'lex-done'};
5086 $language_scratch{'lex-done'} = 1;
5088 local (%seen_suffix) = ();
5089 local ($file, $cname);
5090 local ($lex_count) = scalar (keys %lex_sources);
5091 foreach $file (sort keys %lex_sources)
5094 &output_lex_build_rule ($1, $lex_count > 1)
5095 if (! defined $seen_suffix{$1});
5096 $seen_suffix{$1} = 1;
5098 # If the files are built in the build directory, then we want
5099 # to remove them with `make clean'. If they are in srcdir
5100 # they shouldn't be touched. However, we can't determine this
5101 # statically, and the GNU rules say that yacc/lex output files
5102 # should be removed by maintainer-clean. So that's what we
5104 $file =~ /^(.*)\.(l|ll|l\+\+|lxx|lpp)$/;
5105 ($cname = $2) =~ tr/l/c/;
5106 push (@maintainer_clean_files, "${1}.${cname}");
5109 if (! defined $configure_vars{'LEX'})
5111 &am_error ("lex source seen but \`LEX' not defined in \`configure.in'");
5113 if (! $seen_decl_yytext)
5115 &am_error ("lex source seen but \`AC_DECL_YYTEXT' not in \`configure.in'");
5120 &yacc_lex_finish_helper;
5124 sub lang_lexxx_finish
5131 # We need the C code for assembly.
5137 # FIXME: this function can be called more than once. We should
5138 # arrange for it to only do anything the first time through.
5140 local ($ltcompile, $ltlink) = &libtool_compiler;
5142 &define_variable ('F77LD', '$(F77)');
5143 &define_variable ('F77LINK', $ltlink . '$(F77LD) $(AM_FFLAGS) $(FFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@');
5145 if (! defined $configure_vars{'F77'})
5147 &am_error ("Fortran 77 source seen but \`F77' not defined in \`configure.in'");
5151 # Preprocessed Fortran 77
5153 # The current support for preprocessing Fortran 77 just involves passing
5154 # `$(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS)' as additional flags
5155 # to the Fortran 77 compiler, since this is how GNU Make does it; see
5156 # the `GNU Make Manual, Edition 0.51 for `make' Version 3.76 Beta'
5157 # (specifically, from info file `(make)Catalogue of Rules').
5159 # A better approach would be to write an Autoconf test
5160 # (i.e. AC_PROG_FPP) for a Fortran 77 preprocessor, because not all
5161 # Fortran 77 compilers know how to do preprocessing. The Autoconf macro
5162 # AC_PROG_FPP should test the Fortran 77 compiler first for
5163 # preprocessing capabilities, and then fall back on cpp (if cpp were
5165 sub lang_ppf77_finish
5169 # We also handle the case of preprocessing `.F' files into `.f'
5171 $output_rules .= (".F.f:\n"
5172 . "\t\$(F77COMPILE) -F \$<\n");
5175 sub lang_ratfor_finish
5179 # We also handle the case of preprocessing `.r' files into `.f'
5181 $output_rules .= (".r.f:\n"
5182 . "\t\$(RCOMPILE) -F \$<\n");
5185 sub lang_objc_finish
5187 local ($ltcompile, $ltlink) = &libtool_compiler;
5189 &define_variable ('OBJCLD', '$(OBJC)');
5190 &define_variable ('OBJCLINK', $ltlink . '$(OBJCLD) $(AM_OBJCFLAGS) $(OBJCFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@');
5192 if (! defined $configure_vars{'OBJC'})
5194 &am_error ("Objective C source seen but \`OBJC' not defined in \`configure.in'");
5198 sub lang_java_finish
5200 local ($ltcompile, $ltlink) = &libtool_compiler;
5202 &define_variable ('GCJLD', '$(GCJ)');
5203 &define_variable ('GCJLINK', $ltlink . '$(GCJLD) $(AM_GCJFLAGS) $(GCJFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@');
5205 if (! defined $configure_vars{'GCJ'})
5207 &am_error ("Java source seen but \`GCJ' not defined in \`configure.in'");
5211 # A helper which computes a sorted list of all extensions for LANG.
5216 foreach $key (sort keys %extension_seen)
5218 push (@r, '.' . $key) if $extension_map{$key} eq $lang;
5223 # A helper which decides whether libtool is needed. Returns prefix
5224 # for compiler and linker.
5225 sub libtool_compiler
5227 local ($ltcompile, $ltlink) = ('', '');
5230 &define_configure_variable ("LIBTOOL");
5231 $ltcompile = '$(LIBTOOL) --mode=compile ';
5232 $ltlink = '$(LIBTOOL) --mode=link ';
5234 return ($ltcompile, $ltlink);
5237 # Given a hash table of linker names, pick the name that has the most
5238 # precedence. This is lame, but something has to have global
5239 # knowledge in order to eliminate the conflict. Add more linkers as
5243 local (%linkers) = @_;
5246 if defined $linkers{'GCJLINK'};
5248 if defined $linkers{'CXXLINK'};
5250 if defined $linkers{'F77LINK'};
5252 if defined $linkers{'OBJCLINK'};
5256 # Called to indicate that an extension was used.
5260 $extension_seen{$ext} = 1;
5263 # Called to ask whether source files have been seen . If HEADERS is 1,
5264 # headers can be included.
5267 local ($headers) = @_;
5275 local (@exts) = &lang_extensions ('header');
5279 return scalar keys %extension_seen > $headers;
5282 # Register a single language. LANGUAGE is the name of the language.
5283 # Each OPTION is either of the form NAME=VALUE, or is a file extension
5285 sub register_language
5287 local ($language, @options) = @_;
5290 $language_map{$language . '-ansi-p'} = 0;
5291 $language_map{$language . '-linker'} = '';
5292 $language_map{$language . '-autodep'} = 'no';
5295 foreach $iter (@options)
5297 if ($iter =~ /^(.*)=(.*)$/)
5299 $language_map{$language . '-' . $1} = $2;
5301 elsif (defined $extension_map{$iter})
5304 "automake: programming error: duplicate extension $iter\n";
5309 $extension_map{$iter} = $language;
5314 # This function is used to find a path from a user-specified suffix to
5315 # `o' or to some other suffix we recognize internally, eg `cc'.
5318 local ($source_ext) = @_;
5320 # FIXME: hard-coding `o' is a mistake. Doing something
5321 # intelligent is harder.
5322 while ($extension_map{$source_ext} eq ''
5323 && $source_ext ne 'o'
5324 && defined $suffix_rules{$source_ext})
5326 $source_ext = $suffix_rules{$source_ext};
5333 ################################################################
5335 # Pretty-print something. HEAD is what should be printed at the
5336 # beginning of the first line, FILL is what should be printed at the
5337 # beginning of every subsequent line.
5338 sub pretty_print_internal
5340 local ($head, $fill, @values) = @_;
5342 local ($column) = length ($head);
5343 local ($result) = $head;
5345 # Fill length is number of characters. However, each Tab
5346 # character counts for eight. So we count the number of Tabs and
5348 local ($fill_length) = length ($fill);
5349 $fill_length += 7 * ($fill =~ tr/\t/\t/d);
5351 local ($bol) = ($head eq '');
5354 # "71" because we also print a space.
5355 if ($column + length ($_) > 71)
5357 $result .= " \\\n" . $fill;
5358 $column = $fill_length;
5362 $result .= ' ' unless ($bol);
5364 $column += length ($_) + 1;
5372 # Pretty-print something and append to output_vars.
5375 $output_vars .= &pretty_print_internal (@_);
5378 # Pretty-print something and append to output_rules.
5379 sub pretty_print_rule
5381 $output_rules .= &pretty_print_internal (@_);
5385 ################################################################
5387 # See if a target exists.
5390 local ($target) = @_;
5391 return defined $targets{$target};
5394 # See if two conditionals are the same.
5395 sub conditional_same
5397 local ($cond1, $cond2) = @_;
5399 return (&conditional_true_when ($cond1, $cond2)
5400 && &conditional_true_when ($cond2, $cond1));
5403 # See if a conditional is true. Both arguments are conditional
5404 # strings. This returns true if the first conditional is true when
5405 # the second conditional is true.
5406 sub conditional_true_when
5408 local ($cond, $when) = @_;
5410 # Check the easy case first.
5416 # Check each component of $cond, which looks @COND1@@COND2@.
5417 foreach $comp (split ('@', $cond))
5419 # The way we split will give null strings between each
5423 if (index ($when, '@' . $comp . '@') == -1)
5432 # Check for an ambiguous conditional. This is called when a variable
5433 # or target is being defined conditionally. If we already know about
5434 # a definition that is true under the same conditions, then we have an
5436 sub check_ambiguous_conditional
5438 local ($var_name, $cond) = @_;
5439 local (@cond_vals) = split (' ', $conditional{$var_name});
5442 local ($vcond) = shift (@cond_vals);
5444 if (&conditional_true_when ($vcond, $cond)
5445 || &conditional_true_when ($cond, $vcond))
5447 &am_line_error ($var_name,
5448 "$var_name multiply defined in condition");
5453 # See if a variable exists. The first argument is the variable name,
5454 # and the optional second argument is the condition which we should
5455 # check. If no condition is given, we currently return true if the
5456 # variable is defined under any condition.
5457 sub variable_defined
5459 local ($var, $cond) = @_;
5460 if (defined $targets{$var})
5462 &am_line_error ($var, "\`$var' is target; expected variable");
5465 elsif (defined $contents{$var})
5467 if ($cond && $conditional{$var})
5469 # We have been asked to check for a particular condition,
5470 # and the variable is defined conditionally. We need to
5471 # look through the conditions under which the variable is
5472 # defined, and see if any of them match the conditional we
5473 # have been asked to check.
5474 local (@cond_vars) = split (' ', $conditional{$var});
5477 if (&conditional_same ($cond, shift (@cond_vars)))
5479 # Even a conditional examination is good enough
5480 # for us. FIXME: really should maintain examined
5481 # status on a per-condition basis.
5482 $content_seen{$var} = 1;
5488 # The variable is not defined for the given condition.
5492 $content_seen{$var} = 1;
5498 # Mark a variable as examined.
5499 sub examine_variable
5502 &variable_defined ($var);
5505 # Quote a value in order to put it in $conditional. We need to quote
5506 # spaces, and we need to handle null strings, so that we can later
5507 # retrieve values by splitting on space.
5511 $val =~ tr/ \t\n/\001\003\004/;
5512 $val = "\002" if $val eq '';
5516 # Unquote a value in $conditional.
5517 sub unquote_cond_val
5520 $val =~ tr/\001\003\004/ \t\n/;
5525 # Return the set of conditions for which a variable is defined.
5527 # If the variable is not defined conditionally, and is not defined in
5528 # terms of any variables which are defined conditionally, then this
5529 # returns the empty list.
5531 # If the variable is defined conditionally, but is not defined in
5532 # terms of any variables which are defined conditionally, then this
5533 # returns the list of conditions for which the variable is defined.
5535 # If the variable is defined in terms of any variables which are
5536 # defined conditionally, then this returns a full set of permutations
5537 # of the subvariable conditions. For example, if the variable is
5538 # defined in terms of a variable which is defined for @COND_TRUE@,
5539 # then this returns both @COND_TRUE@ and @COND_FALSE@. This is
5540 # because we will need to define the variable under both conditions.
5542 sub variable_conditions
5550 foreach $cond (&variable_conditions_sub ($var, '', ()))
5552 $uniqify{$cond} = 1;
5555 @uniq_list = sort keys %uniqify;
5556 # Note we cannot just do `return sort keys %uniqify', because this
5557 # function is sometimes used in a scalar context.
5561 # A subroutine of variable_conditions. We only return conditions
5562 # which are true for all the conditions in @PARENT_CONDS.
5563 sub variable_conditions_sub
5565 local ($var, $parent, @parent_conds) = @_;
5566 local (@new_conds) = ();
5568 if (defined $vars_scanned{$var})
5570 &am_line_error ($parent, "variable \`$var' recursively defined");
5573 $vars_scanned{$var} = 1;
5575 if (! $conditional{$var})
5577 foreach (split (' ', $contents{$var}))
5579 # If a comment seen, just leave.
5582 # Handle variable substitutions.
5583 if (/^\$\{(.*)\}$/ || /^\$\((.*)\)$/)
5586 &variable_conditions_sub ($1, $var, @parent_conds));
5590 # Now we want to return all permutations of the subvariable
5592 local (%allconds, $item);
5593 foreach $item (@new_conds)
5595 foreach (split ('@', $item))
5599 $allconds{$_ . '_TRUE'} = 1;
5603 # Unset our entry in vars_scanned. We only care about recursive
5605 delete $vars_scanned{$var};
5607 return &variable_conditions_permutations (sort keys %allconds);
5610 local (@this_conds) = ();
5611 local (@condvals) = split (' ', $conditional{$var});
5614 local ($cond) = shift (@condvals);
5615 local ($val) = &unquote_cond_val (shift (@condvals));
5620 local ($parent_cond);
5621 foreach $parent_cond (@parent_conds)
5623 if (! &conditional_true_when ($parent_cond, $cond))
5633 push (@this_conds, $cond);
5635 push (@parent_conds, $cond);
5636 local (@subvar_conds) = ();
5637 foreach (split (' ', $val))
5639 # If a comment seen, just leave.
5642 # Handle variable substitutions.
5643 if (/^\$\{(.*)\}$/ || /^\$\((.*)\)$/)
5645 push (@subvar_conds,
5646 &variable_conditions_sub ($1, $var, @parent_conds));
5649 pop (@parent_conds);
5651 # If there are no conditional subvariables, then we want to
5652 # return this condition. Otherwise, we want to return the
5653 # permutations of the subvariables.
5654 if (! @subvar_conds)
5656 push (@new_conds, $cond);
5660 push (@new_conds, &variable_conditions_reduce (@subvar_conds));
5664 # Unset our entry in vars_scanned. We only care about recursive
5666 delete $vars_scanned{$var};
5671 # If we are being called on behalf of another variable, we need to
5672 # return all possible permutations of the conditions. We have
5673 # already handled everything in @this_conds along with their
5674 # subvariables. We now need to add any permutations that are not
5677 foreach $this_cond (@this_conds)
5680 &variable_conditions_permutations (split('@', $this_cond));
5682 foreach $perm (@perms)
5686 foreach $scan (@this_conds)
5688 if (&conditional_true_when ($perm, $scan)
5689 || &conditional_true_when ($scan, $perm))
5700 local ($parent_cond);
5701 foreach $parent_cond (@parent_conds)
5703 if (! &conditional_true_when ($parent_cond, $perm))
5713 # This permutation was not already handled, and is valid
5715 push (@new_conds, $perm);
5722 # Subroutine for variable_conditions_sort
5723 sub variable_conditions_cmp
5729 return (length ($as) <=> length ($bs)
5733 # Sort a list of conditionals so that only the exclusive ones are
5734 # retained. For example, if both @COND1_TRUE@@COND2_TRUE@ and
5735 # @COND1_TRUE@ are in the list, discard the latter.
5736 sub variable_conditions_reduce
5738 local (@conds) = @_;
5741 foreach $cond (sort variable_conditions_cmp @conds)
5745 foreach $scan (@ret)
5747 if (&conditional_true_when ($cond, $scan))
5760 # Return a list of permutations of a conditional string.
5761 sub variable_conditions_permutations
5763 local (@comps) = @_;
5766 local ($comp) = shift (@comps);
5767 return &variable_conditions_permutations (@comps)
5769 local ($neg) = $comp;
5770 $neg =~ s/TRUE$/TRUEO/;
5771 $neg =~ s/FALSE$/TRUE/;
5772 $neg =~ s/TRUEO$/FALSE/;
5775 foreach $sub (&variable_conditions_permutations (@comps))
5777 push (@ret, '@' . $comp . '@' . $sub);
5778 push (@ret, '@' . $neg . '@' . $sub);
5782 push (@ret, '@' . $comp . '@');
5783 push (@ret, '@' . $neg . '@');
5788 # Warn if a variable is conditionally defined. This is called if we
5789 # are using the value of a variable.
5790 sub variable_conditionally_defined
5792 local ($var, $parent) = @_;
5793 if ($conditional{$var})
5797 &am_line_error ($parent,
5798 "warning: automake does not support conditional definition of $var in $parent");
5802 &am_line_error ($parent,
5803 "warning: automake does not support $var being defined conditionally")
5808 # Get the value of a variable. This just returns $contents, but warns
5809 # if the variable is conditionally defined.
5813 &variable_conditionally_defined ($var);
5814 return $contents{$var};
5817 # Convert a variable value to a list, split as whitespace. This will
5818 # recursively follow $(...) and ${...} inclusions. It preserves @...@
5819 # substitutions. If COND is 'all', then all values under all
5820 # conditions should be returned; if COND is a particular condition
5821 # (all conditions are surrounded by @...@) then only the value for
5822 # that condition should be returned; otherwise, warn if VAR is
5823 # conditionally defined. SCANNED is a global hash listing whose keys
5824 # are all the variables already scanned; it is an error to rescan a
5828 local ($var, $val, $cond) = @_;
5832 $val =~ s/\\(\n|$)/ /g;
5834 foreach (split (' ', $val))
5836 # If a comment seen, just leave.
5839 # Handle variable substitutions.
5840 if (/^\$\{([^}]*)\}$/ || /^\$\(([^)]*)\)$/)
5842 local ($varname) = $1;
5844 # If the user uses a losing variable name, just ignore it.
5845 # This isn't ideal, but people have requested it.
5846 next if ($varname =~ /\@.*\@/);
5850 if ($varname =~ /^([^:]*):([^=]*)=(.*)$/)
5854 ($from = $2) =~ s/(\W)/\\$1/g;
5858 @temp_list = &variable_value_as_list_worker ($1, $cond, $var);
5860 # Now rewrite the value if appropriate.
5863 grep (s/$from$/$to/, @temp_list);
5866 push (@result, @temp_list);
5877 # Return contents of variable as list, split as whitespace. This will
5878 # recursively follow $(...) and ${...} inclusions. It preserves @...@
5879 # substitutions. If COND is 'all', then all values under all
5880 # conditions should be returned; if COND is a particular condition
5881 # (all conditions are surrounded by @...@) then only the value for
5882 # that condition should be returned; otherwise, warn if VAR is
5883 # conditionally defined. If PARENT is specified, it is the name of
5884 # the including variable; this is only used for error reports.
5885 sub variable_value_as_list_worker
5887 local ($var, $cond, $parent) = @_;
5890 if (defined $targets{$var})
5892 &am_line_error ($var, "\`$var' is target; expected variable");
5894 elsif (! defined $contents{$var})
5896 &am_line_error ($parent, "variable \`$var' not defined");
5898 elsif (defined $vars_scanned{$var})
5900 # `vars_scanned' is a global we use to keep track of which
5901 # variables we've already examined.
5902 &am_line_error ($parent, "variable \`$var' recursively defined");
5904 elsif ($cond eq 'all' && $conditional{$var})
5906 $vars_scanned{$var} = 1;
5907 local (@condvals) = split (' ', $conditional{$var});
5911 local ($val) = &unquote_cond_val (shift (@condvals));
5912 push (@result, &value_to_list ($var, $val, $cond));
5915 elsif ($cond && $conditional{$var})
5917 $vars_scanned{$var} = 1;
5918 local (@condvals) = split (' ', $conditional{$var});
5922 local ($vcond) = shift (@condvals);
5923 local ($val) = &unquote_cond_val (shift (@condvals));
5924 if (&conditional_true_when ($vcond, $cond))
5926 # Warn if we have an ambiguity. It's hard to know how
5927 # to handle this case correctly.
5928 &variable_conditionally_defined ($var, $parent)
5931 push (@result, &value_to_list ($var, $val, $cond));
5937 $vars_scanned{$var} = 1;
5938 &variable_conditionally_defined ($var, $parent);
5939 $content_seen{$var} = 1;
5940 push (@result, &value_to_list ($var, $contents{$var}, $cond));
5943 # Unset our entry in vars_scanned. We only care about recursive
5945 delete $vars_scanned{$var};
5950 # This is just a wrapper for variable_value_as_list_worker that
5951 # initializes the global hash `vars_scanned'. This hash is used to
5952 # avoid infinite recursion.
5953 sub variable_value_as_list
5955 local ($var, $cond, $parent) = @_;
5957 return &variable_value_as_list_worker ($var, $cond, $parent);
5960 # Define a new variable, but only if not already defined.
5963 local ($var, $value) = @_;
5965 if (! defined $contents{$var})
5967 $output_vars .= $var . ' = ' . $value . "\n";
5968 $contents{$var} = $value;
5969 $content_seen{$var} = 1;
5971 elsif ($var_was_plus_eq{$var})
5973 &am_line_error ($var, "internally generated variable \`$var' was set with \`+='");
5977 # Like define_variable, but the value is a list, and the variable may
5978 # be defined conditionally. The second argument is the conditional
5979 # under which the value should be defined; this should be the empty
5980 # string to define the variable unconditionally. The third argument
5981 # is a list holding the values to use for the variable. The value is
5982 # pretty printed in the output file.
5983 sub define_pretty_variable
5985 local ($var, $cond, @value) = @_;
5986 if (! defined $contents{$var}
5987 || ($cond && ! &variable_defined ($var, $cond)))
5989 $contents{$var} = join (' ', @value);
5992 if ($conditional{$var})
5994 $conditional{$var} .= ' ';
5998 $conditional{$var} = '';
6000 $conditional{$var} .= ($cond
6002 . "e_cond_val ($contents{$var}));
6004 &pretty_print ($cond . $var . ' = ', $cond, @value);
6005 $content_seen{$var} = 1;
6009 # Like define_variable, but define a variable to be the configure
6010 # substitution by the same name.
6011 sub define_configure_variable
6014 local ($value) = '@' . $var . '@';
6015 &define_variable ($var, $value);
6018 # Define a compiler variable. We also handle defining the `LT'
6019 # version of the command when using libtool.
6020 sub define_compiler_variable
6022 local ($var, $ltcompile, $value) = @_;
6023 local ($name) = $var;
6024 &define_variable ($name, $value);
6025 &define_variable ('LT' . $name, $ltcompile . $value)
6029 # Define a variable that represents a program to run. If in Cygnus
6030 # mode, the program is searched for in the build (or source) tree.
6031 # Otherwise no searching is done at all. Arguments are:
6032 # * VAR Name of variable to define
6033 # * WHATDIR Either `src' or `build', depending on where program should
6034 # be found. (runtest is in srcdir!)
6035 # * SUBDIR Subdir of top-level dir
6036 # * PROGRAM Name of program
6037 # * OVERRIDE If specified, the name of the program to use when not in
6038 # Cygnus mode. Defaults to PROGRAM.
6039 sub define_program_variable
6041 local ($var, $whatdir, $subdir, $program, $override) = @_;
6045 $override = $program;
6050 local ($full) = ('$(top_' . $whatdir . 'dir)/../'
6051 . $subdir . '/' . $program);
6052 &define_variable ($var, ('`if test -f ' . $full
6053 . '; then echo ' . $full . '; else echo '
6054 . $program . '; fi`'));
6058 &define_variable ($var, $override);
6063 ################################################################
6065 # Read Makefile.am and set up %contents. Simultaneously copy lines
6066 # from Makefile.am into $output_trailer or $output_vars as
6067 # appropriate. NOTE we put rules in the trailer section. We want
6068 # user rules to come after our generated stuff.
6071 local ($amfile) = @_;
6074 open (AM_FILE, $amfile) || die "automake: couldn't open \`$amfile': $!\n";
6075 print "automake: reading $amfile\n" if $verbose;
6077 local ($saw_bk) = 0;
6078 local ($was_rule) = 0;
6079 local ($spacing) = '';
6080 local ($comment) = '';
6081 local ($last_var_name) = '';
6084 # We save the conditional stack on entry, and then check to make
6085 # sure it is the same on exit. This lets us conditonally include
6087 local (@saved_cond_stack) = @conditional_stack;
6091 if (/$IGNORE_PATTERN/o)
6093 # Merely delete comments beginning with two hashes.
6095 elsif (/$WHITE_PATTERN/o)
6097 # Stick a single white line before the incoming macro or rule.
6101 elsif (/$COMMENT_PATTERN/o)
6103 # Stick comments before the incoming macro or rule. Make
6104 # sure a blank line preceeds first block of comments.
6105 $spacing = "\n" unless $blank;
6107 $comment .= $spacing . $_;
6116 $output_vars .= $comment . "\n";
6120 local ($is_ok_macro);
6124 unless substr ($_, -1, 1) eq "\n";
6126 # Don't look at MAINTAINER_MODE_TRUE here. That shouldn't be
6127 # used by users. @MAINT@ is an anachronism now.
6128 $_ =~ s/\@MAINT\@//g
6129 unless $seen_maint_mode;
6131 if (/$IGNORE_PATTERN/o)
6133 # Merely delete comments beginning with two hashes.
6135 elsif (/$WHITE_PATTERN/o)
6137 # Stick a single white line before the incoming macro or rule.
6139 &am_line_error ($., "blank line following trailing backslash")
6142 elsif (/$COMMENT_PATTERN/o)
6144 # Stick comments before the incoming macro or rule.
6145 $comment .= $spacing . $_;
6147 &am_line_error ($., "comment following trailing backslash")
6154 $output_trailer .= join ('', @conditional_stack) . $_;
6160 $contents{$last_var_name} .= ' '
6161 unless $contents{$last_var_name} =~ /\s$/;
6162 $contents{$last_var_name} .= $_;
6163 if (@conditional_stack)
6165 $conditional{$last_var_name} .= "e_cond_val ($_);
6169 elsif (/$IF_PATTERN/o)
6171 &am_line_error ($., "$1 does not appear in AM_CONDITIONAL")
6172 if (! $configure_cond{$1});
6173 push (@conditional_stack, "\@" . $1 . "_TRUE\@");
6175 elsif (/$ELSE_PATTERN/o)
6177 if (! @conditional_stack)
6179 &am_line_error ($., "else without if");
6181 elsif ($conditional_stack[$#conditional_stack] =~ /_FALSE\@$/)
6183 &am_line_error ($., "else after else");
6187 $conditional_stack[$#conditional_stack]
6188 =~ s/_TRUE\@$/_FALSE\@/;
6191 elsif (/$ENDIF_PATTERN/o)
6193 if (! @conditional_stack)
6195 &am_line_error ($., "endif without if");
6199 pop @conditional_stack;
6202 elsif (/$RULE_PATTERN/o)
6206 if (defined $contents{$1}
6207 && (@conditional_stack
6208 ? ! defined $conditional{$1}
6209 : defined $conditional{$1}))
6212 "$1 defined both conditionally and unconditionally");
6214 # Value here doesn't matter; for targets we only note
6218 local ($cond_string) = join ('', @conditional_stack);
6219 if (@conditional_stack)
6221 if ($conditional{$1})
6223 &check_ambiguous_conditional ($1, $cond_string);
6224 $conditional{$1} .= ' ';
6228 $conditional{$1} = '';
6230 $conditional{$1} .= $cond_string . ' 1';
6232 $content_lines{$1} = $.;
6233 $output_trailer .= $comment . $spacing . $cond_string . $_;
6234 $comment = $spacing = '';
6237 # Check the rule for being a suffix rule. If so, store in
6240 local ($source_suffix);
6241 local ($object_suffix);
6243 if (($source_suffix, $object_suffix) = ($1 =~ $SUFFIX_RULE_PATTERN))
6245 $suffix_rules{$source_suffix} = $object_suffix;
6246 print "Sources ending in .$source_suffix become .$object_suffix\n" if $verbose;
6247 $source_suffix_pattern = "(" . join ('|', keys %suffix_rules) . ")";
6250 # FIXME: make sure both suffixes are in SUFFIXES? Or set
6251 # SUFFIXES from suffix_rules?
6253 elsif (($is_ok_macro = /$MACRO_PATTERN/o)
6254 || /$BOGUS_MACRO_PATTERN/o)
6256 # Found a macro definition.
6258 $last_var_name = $1;
6259 if (defined $contents{$1}
6260 && (@conditional_stack
6261 ? ! defined $conditional{$1}
6262 : defined $conditional{$1}))
6265 "$1 defined both conditionally and unconditionally");
6268 if ($3 ne '' && substr ($3, -1) eq "\\")
6270 # We preserve the `\' because otherwise the long lines
6271 # that are generated will be truncated by broken
6281 if (! defined $contents{$last_var_name})
6283 # The first assignment to a macro sets the line
6284 # number. Ideally I suppose we would associate line
6285 # numbers with random bits of text.
6286 $content_lines{$last_var_name} = $.;
6288 # If first assignment, set `+=' indicator.
6289 $var_was_plus_eq{$last_var_name} =
6291 && ! defined $am_var_defs{$last_var_name});
6296 if (! defined $contents{$last_var_name}
6297 && defined $am_var_defs{$last_var_name})
6299 $contents{$last_var_name} = $am_var_defs{$last_var_name};
6301 if (substr ($contents{$last_var_name}, -1) eq "\n")
6303 # Insert a backslash before a trailing newline.
6304 $contents{$last_var_name}
6305 = substr ($contents{$last_var_name}, 0, -1) . "\\\n";
6307 $contents{$last_var_name} .= ' ' . $value;
6311 $contents{$last_var_name} = $value;
6313 local ($cond_string) = join ('', @conditional_stack);
6314 if (@conditional_stack)
6318 if ($conditional{$last_var_name})
6322 # If we're adding to the conditional, and it
6323 # exists, then we might want to simply replace
6324 # the old value with the new one.
6325 local (@new_vals, @cond_vals);
6326 @cond_vals = split (' ', $conditional{$last_var_name});
6329 local ($vcond) = shift (@cond_vals);
6330 push (@new_vals, $vcond);
6331 if (&conditional_same ($vcond, $cond_string))
6334 $val = (&unquote_cond_val (shift (@cond_vals))
6336 push (@new_vals, "e_cond_val ($val));
6340 push (@new_vals, shift (@cond_vals));
6345 $conditional{$last_var_name}
6346 = join (' ', @new_vals);
6352 &check_ambiguous_conditional ($last_var_name,
6354 $conditional{$last_var_name} .= ' ';
6360 $conditional{$last_var_name} = '';
6361 $val = $contents{$last_var_name};
6365 $conditional{$last_var_name} .= ($cond_string
6367 . "e_cond_val ($val));
6371 # FIXME: this doesn't always work correctly; it will group
6372 # all comments for a given variable, no matter where
6374 $am_vars{$last_var_name} = $comment . $spacing;
6375 $def_type{$last_var_name} = ($type eq ':') ? ':' : '';
6376 push (@var_list, $last_var_name);
6377 $comment = $spacing = '';
6381 &am_line_error ($., "bad macro name \`$last_var_name'")
6384 elsif (/$INCLUDE_PATTERN/o)
6388 if ($path =~ s/^\$\(top_srcdir\)\///)
6390 push (@include_stack, "\$\(top_srcdir\)/$path");
6394 $path =~ s/\$\(srcdir\)\///;
6395 push (@include_stack, "\$\(srcdir\)/$path");
6396 $path = $relative_dir . "/" . $path;
6398 &read_am_file ($path);
6402 # This isn't an error; it is probably a continued rule.
6403 # In fact, this is what we assume.
6405 $output_trailer .= ($comment . $spacing
6406 . join ('', @conditional_stack) . $_);
6407 $comment = $spacing = '';
6414 $output_trailer .= $comment;
6416 if (join (' ', @saved_cond_stack) ne join (' ', @conditional_stack))
6418 if (@conditional_stack)
6420 &am_error ("unterminated conditionals: " . join (' ', @conditional_stack));
6424 # FIXME: better error message here.
6425 &am_error ("conditionals not nested in include file");
6430 # A helper for read_main_am_file which initializes configure variables
6431 # and variables from header-vars.am. This is a subr so we can call it
6433 sub define_standard_variables
6435 # Compute relative location of the top object directory.
6436 local (@topdir) = ();
6437 foreach (split (/\//, $relative_dir))
6439 next if $_ eq '.' || $_ eq '';
6446 push (@topdir, '..');
6449 @topdir = ('.') if ! @topdir;
6451 $top_builddir = join ('/', @topdir);
6453 ($build_rx = $top_builddir) =~ s/(\W)/\\$1/g;
6454 $output_vars .= &file_contents_with_transform
6455 ('s/\@top_builddir\@/' . $build_rx . '/g;',
6458 # Generate some useful variables when AC_CANONICAL_* used. FIXME:
6459 # this should use generic %configure_vars method.
6460 if ($seen_canonical)
6462 local ($curs, %vars);
6463 $vars{'host_alias'} = 'host_alias';
6464 $vars{'host_triplet'} = 'host';
6465 if ($seen_canonical == $AC_CANONICAL_SYSTEM)
6467 $vars{'build_alias'} = 'build_alias';
6468 $vars{'build_triplet'} = 'build';
6469 $vars{'target_alias'} = 'target_alias';
6470 $vars{'target_triplet'} = 'target';
6472 foreach $curs (sort keys %vars)
6474 $output_vars .= "$curs = \@$vars{$curs}\@\n";
6475 $contents{$curs} = "\@$vars{$curs}\@";
6480 foreach $curs (sort keys %configure_vars)
6482 &define_configure_variable ($curs);
6486 # Read main am file.
6487 sub read_main_am_file
6489 local ($amfile) = @_;
6491 # The keys here are variables we want to dump at the end of this
6492 # function. The values are corresponding comments.
6493 local (%am_vars) = ();
6494 local (@var_list) = ();
6495 local (%def_type) = ();
6497 # This supports the strange variable tricks we are about to play.
6498 if (scalar keys %contents > 0)
6500 print STDERR "automake: programming error: variable defined before read_main_am_file\n";
6504 # We want to predefine as many variables as possible. This lets
6505 # the user set them with `+=' in Makefile.am. However, we don't
6506 # want these initial definitions to end up in the output quite
6507 # yet. So we adopt a hack: read the `.am' file twice, throwing
6508 # away the output the first time. We also squirrel away a list of
6509 # all the variables defined by the .am file so that we know which
6510 # ones to remove from the content list.
6513 &define_standard_variables;
6514 local (%saved_contents) = %contents;
6516 # Read user file, but discard text of variable assignments we just
6519 &read_am_file ($amfile);
6521 # Now dump the variables that were defined. We do it in the same
6522 # order in which they were defined (skipping duplicates).
6524 foreach $curs (@var_list)
6526 next if $done{$curs};
6529 $output_vars .= $am_vars{$curs};
6530 if ($conditional{$curs})
6532 local (@cond_vals) = split (' ', $conditional{$curs});
6535 local ($vcond) = shift (@cond_vals);
6536 local ($val) = &unquote_cond_val (shift (@cond_vals));
6537 $output_vars .= ($vcond . $curs . ' '
6538 . $def_type{$curs} . "= ");
6540 foreach $line (split ("\n", $val))
6542 $output_vars .= $vcond . $line . "\n";
6544 $output_vars .= "\n"
6550 $output_vars .= ($curs . ' ' . $def_type{$curs} . '= '
6551 . $contents{$curs} . "\n");
6555 # Generate copyright header for generated Makefile.in.
6556 local ($ov) = $output_vars;
6557 $output_vars = ("# $in_file_name generated automatically by automake "
6558 . $VERSION . " from $am_file_name\n");
6559 $output_vars .= $gen_copyright;
6561 # Now go through and delete all the variables that the user did
6564 foreach $var (keys %saved_contents)
6566 if ($contents{$var} eq $saved_contents{$var})
6568 delete $contents{$var};
6572 # Re-read the standard variables, and this time keep their
6573 # contributions to the output. Then add the user's output to the
6575 &define_standard_variables;
6576 $output_vars .= $ov;
6580 ################################################################
6582 sub initialize_global_constants
6584 # Values for AC_CANONICAL_*
6585 $AC_CANONICAL_HOST = 1;
6586 $AC_CANONICAL_SYSTEM = 2;
6588 # Associative array of standard directory names. Entry is TRUE if
6589 # corresponding directory should be installed during
6590 # 'install-exec' phase.
6608 # Commonly found files we look for and automatically include in
6612 "README", "THANKS", "TODO", "NEWS", "COPYING", "COPYING.LIB",
6613 "INSTALL", "ABOUT-NLS", "ChangeLog", "configure", "configure.in",
6614 "config.guess", "config.sub", "AUTHORS", "BACKLOG", "ABOUT-GNU",
6615 "libversion.in", "mdate-sh", "mkinstalldirs", "install-sh",
6616 'texinfo.tex', "ansi2knr.c", "ansi2knr.1", 'elisp-comp',
6617 'ylwrap', 'acinclude.m4', @libtoolize_files,
6618 'missing', 'depcomp', 'compile', 'py-compile'
6621 # Commonly used files we auto-include, but only sometimes.
6624 "aclocal.m4", "acconfig.h", "config.h.top",
6625 "config.h.bot", "stamp-h.in", 'stamp-vti'
6629 -a, --add-missing add missing standard files to package
6630 --amdir=DIR directory storing config files
6631 -c, --copy with -a, copy missing files (default is symlink)
6632 --cygnus assume program is part of Cygnus-style tree
6633 --foreign set strictness to foreign
6634 --gnits set strictness to gnits
6635 --gnu set strictness to gnu
6636 --help print this help, then exit
6637 -i, --ignore-deps disable dependency tracking code
6638 --include-deps enable dependency tracking code
6639 --no-force only update Makefile.in's that are out of date
6640 -o DIR, --output-dir=DIR
6641 put generated Makefile.in's into DIR
6642 -v, --verbose verbosely list files processed
6643 --version print version number, then exit\n";
6645 # Copyright on generated Makefile.ins.
6647 # Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc.
6648 # This Makefile.in is free software; the Free Software Foundation
6649 # gives unlimited permission to copy and/or distribute it,
6650 # with or without modifications, as long as this notice is preserved.
6652 # This program is distributed in the hope that it will be useful,
6653 # but WITHOUT ANY WARRANTY, to the extent permitted by law; without
6654 # even the implied warranty of MERCHANTABILITY or FITNESS FOR A
6655 # PARTICULAR PURPOSE.
6658 # This complex find command will try to avoid changing the modes of
6659 # links into the source tree, in case they're hard-linked. It will
6660 # also make directories writable by everybody, because some
6661 # brain-dead tar implementations change ownership and permissions of
6662 # a directory before extracting the files, thus becoming unable to
6664 # Ignore return result from chmod, because it might give an error
6665 # if we chmod a symlink.
6666 # Another nastiness: if the file is unreadable by us, we make it
6667 # readable regardless of the number of links to it. This only
6668 # happens in perverse cases.
6669 # We use $(install_sh) because that is a known-portable way to
6670 # modify the file in place in the source tree.
6671 $dist_header = ' -find $(distdir) -type d ! -perm -777 -exec chmod a+rwx {} \; -o \\
6672 ! -type d ! -perm -444 -links 1 -exec chmod a+r {} \; -o \\
6673 ! -type d ! -perm -400 -exec chmod a+r {} \; -o \\
6674 ! -type d ! -perm -444 -exec $(SHELL) $(install_sh) -c -m a+r {} {} \; \\
6675 || chmod -R a+r $(distdir)
6677 $dist{'dist-bzip2'} = ("\t"
6678 . '$(AMTAR) chof - $(distdir) | bzip2 -9 -c > $(distdir).bz2'
6680 $dist{'dist-tarZ'} = ("\t"
6681 . '$(AMTAR) chof - $(distdir) | compress -c > $(distdir).tar.Z'
6683 $dist{'dist-shar'} = ("\t"
6684 . 'shar $(distdir) | GZIP=$(GZIP_ENV) gzip -c > $(distdir).shar.gz'
6686 $dist{'dist-zip'} = ("\t" . '-rm -f $(distdir).zip' . "\n" .
6687 "\t" . 'zip -rq $(distdir).zip $(distdir)' . "\n");
6688 $dist{'dist'} = ("\t"
6689 . '$(AMTAR) chof - $(distdir) | GZIP=$(GZIP_ENV) gzip -c > $(distdir).tar.gz'
6691 $dist_trailer = "\t" . '-chmod -R a+w $(distdir) > /dev/null 2>&1; rm -rf $(distdir)' . "\n";
6694 # (Re)-Initialize per-Makefile.am variables.
6695 sub initialize_per_input
6697 # These two variables are used when generating each Makefile.in.
6698 # They hold the Makefile.in until it is ready to be printed.
6701 $output_trailer = '';
6703 $output_header = '';
6705 # Suffixes found during a run.
6708 # This holds the contents of a Makefile.am, as parsed by
6712 # This holds the names which are targets. These also appear in
6716 # This maps a variable name onto a flag. The flag is true iff the
6717 # variable was first defined with `+='.
6718 %var_was_plus_eq = ();
6720 # This holds definitions of all variables defined in .am files.
6721 # This is used during startup to determine which variables can be
6722 # assigned with `+='.
6725 # For a variable or target which is defined conditionally, this
6726 # holds an array of the conditional values. The array is composed
6727 # of pairs of condition strings (the variables which configure
6728 # will substitute) and values (the value of a target is
6729 # meaningless). For an unconditional variable, this is empty.
6732 # This holds the line numbers at which various elements of
6733 # %contents are defined.
6734 %content_lines = ();
6736 # This holds a 1 if a particular variable was examined.
6739 # This is the conditional stack.
6740 @conditional_stack = ();
6742 # This holds the set of included files.
6743 @include_stack = ();
6745 # This holds the "relative directory" of the current Makefile.in.
6746 # Eg for src/Makefile.in, this is "src".
6749 # This holds a list of files that are included in the
6753 # List of dependencies for the obvious targets.
6769 # A list of files deleted by `maintainer-clean'.
6770 @maintainer_clean_files = ();
6772 # These are pretty obvious, too. They are used to define the
6773 # SOURCES and OBJECTS variables.
6776 # Sources which go in the distribution.
6779 # This hash maps object file names onto their corresponding source
6780 # file names. This is used to ensure that each object is created
6781 # by a single source file.
6784 # This keeps track of the directories for which we've already
6785 # created `.dirstamp' code.
6786 %directory_map = ();
6788 # These variables track inclusion of various compile-related .am
6789 # files. $included_generic_compile is TRUE if the basic code has
6790 # been included. $included_knr_compile is TRUE if the ansi2knr
6791 # code has been included. $included_libtool_compile is TRUE if
6792 # libtool support has been included.
6793 $included_generic_compile = 0;
6794 $included_knr_compile = 0;
6795 $included_libtool_compile = 0;
6797 # TRUE if install targets should work recursively.
6798 $recursive_install = 0;
6803 # Strictness levels.
6804 $strictness = $default_strictness;
6805 $strictness_name = $default_strictness_name;
6807 # Options from AUTOMAKE_OPTIONS.
6810 # Whether or not dependencies are handled. Can be further changed
6811 # in handle_options.
6812 $use_dependencies = $cmdline_use_dependencies;
6815 $local_maint_charset = $maint_charset;
6817 # All yacc and lex source filenames for this directory. Use
6818 # filenames instead of raw count so that multiple instances are
6819 # counted correctly (eg one yacc file can appear in multiple
6820 # programs without harm).
6824 # This is a list of all targets to run during "make dist".
6827 # Keys in this hash are the basenames of files which must depend
6829 %de_ansi_files = ();
6831 # This maps the source extension of a suffix rule to its
6832 # corresponding output extension.
6835 # This is a regular expression which matches all the known source
6836 # suffix. A source suffix is one that appears in the first
6837 # position of a suffix rule.
6838 $source_suffix_pattern = '';
6840 # This is the name of the recursive `all' target to use.
6841 $all_target = 'all-recursive';
6843 # This keeps track of which extensions we've seen (that we care
6845 %extension_seen = ();
6847 # This is random scratch space for the language finish functions.
6848 # Don't randomly overwrite it; examine other uses of keys first.
6849 %language_scratch = ();
6851 # We keep track of which objects need special (per-executable)
6852 # handling on a per-language basis.
6853 %lang_specific_files = ();
6857 ################################################################
6859 # Return contents of a file from $am_dir, automatically skipping
6860 # macros or rules which are already known. Runs command on each line
6861 # as it is read; this command can modify $_.
6862 sub file_contents_with_transform
6864 local ($command, $basename) = @_;
6865 local ($file) = $am_dir . '/' . $basename . '.am';
6867 if ($command ne '' && substr ($command, -1) ne ';')
6869 die "automake: programming error in file_contents_with_transform: $command\n";
6872 open (FC_FILE, $file)
6873 || die "automake: installation error: cannot open \`$file'\n";
6875 # print "automake: reading $file\n" if $verbose;
6877 local ($was_rule) = 0;
6878 local ($result_vars) = '';
6879 local ($result_rules) = '';
6880 local ($comment) = '';
6881 local ($spacing) = "\n";
6882 local ($skipping) = 0;
6887 $_ =~ s/\@MAINTAINER_MODE_TRUE\@//g
6888 unless $seen_maint_mode;
6890 $had_chars = length ($_) && $_ ne "\n";
6892 # If the transform caused all the characters to go away, then
6893 # ignore the line. Why do this? Because in Perl 4, a "next"
6894 # inside of an eval doesn't affect a loop outside the eval.
6895 # So we can't pass in a "transform" that uses next. We used
6896 # to do this. "Empty" also means consisting of a single
6898 next if $had_chars && ($_ eq '' || $_ eq "\n");
6900 if (/$IGNORE_PATTERN/o)
6902 # Merely delete comments beginning with two hashes.
6904 elsif (/$WHITE_PATTERN/o)
6906 # Stick a single white line before the incoming macro or rule.
6908 &am_line_error ($., "blank line following trailing backslash")
6911 elsif (/$COMMENT_PATTERN/o)
6913 # Stick comments before the incoming macro or rule.
6914 $comment .= $spacing . $_;
6916 &am_line_error ($., "comment following trailing backslash")
6923 $result_rules .= $_ if ! $skipping;
6927 $result_vars .= $_ if ! $skipping;
6931 elsif (/$RULE_PATTERN/o)
6935 $skipping = defined $contents{$1};
6936 $result_rules .= $comment . $spacing . $_ if ! $skipping;
6937 $comment = $spacing = '';
6940 elsif (/$MACRO_PATTERN/o)
6942 # Found a variable reference.
6944 $skipping = defined $contents{$1};
6945 $result_vars .= $comment . $spacing . $_ if ! $skipping;
6946 $comment = $spacing = '';
6948 print STDERR "automake: programming error: .am macro \`$1' with trailing backslash\n"
6950 $am_var_defs{$1} = $3;
6954 # This isn't an error; it is probably a continued rule.
6955 # In fact, this is what we assume.
6957 $result_rules .= $comment . $spacing . $_ if ! $skipping;
6958 $comment = $spacing = '';
6964 return $result_vars . $result_rules . $comment;
6967 # Like file_contents_with_transform, but no transform.
6970 return &file_contents_with_transform ('', @_);
6973 # Find all variable prefixes that are used for install directories. A
6974 # prefix `zar' qualifies iff:
6975 # * `zardir' is a variable.
6976 # * `zar_PRIMARY' is a variable.
6977 sub am_primary_prefixes
6979 local ($primary, $can_dist, @prefixes) = @_;
6981 local (%valid, $varname);
6982 grep ($valid{$_} = 0, @prefixes);
6983 $valid{'EXTRA'} = 0;
6984 foreach $varname (keys %contents)
6986 if ($varname =~ /^(dist_|nodist_)?(.*)_$primary$/)
6988 if (($1 ne '' && ! $can_dist)
6989 || (! defined $valid{$2}
6990 && ! &variable_defined ($2 . 'dir')
6991 # Note that a configure variable is always
6992 # legitimate. It is natural to name such
6993 # variables after the primary, so we explicitly
6995 && ! defined $configure_vars{$varname}))
6997 &am_line_error ($varname, "invalid variable \`$varname'");
7001 # Ensure all extended prefixes are actually used.
7002 $valid{$1 . $2} = 1;
7010 # Handle `where_HOW' variable magic. Does all lookups, generates
7011 # install code, and possibly generates code to define the primary
7012 # variable. The first argument is the name of the .am file to munge,
7013 # the second argument is the primary variable (eg HEADERS), and all
7014 # subsequent arguments are possible installation locations. Returns
7015 # list of all values of all _HOW targets.
7017 # FIXME: this should be rewritten to be cleaner. It should be broken
7018 # up into multiple functions.
7020 # Usage is: am_install_var (OPTION..., file, HOW, where...)
7025 local ($do_clean) = 0;
7026 local ($do_require) = 1;
7027 local ($can_dist) = 0;
7028 local ($default_dist) = 0;
7031 if (defined $configure_vars{'LIBTOOL'})
7033 # Transform '@LIBTOOL ...@' to '$(LIBTOOL) ...'
7034 $ltxform = 's/\@LIBTOOL([^\@]*)\@/\$(LIBTOOL) $1/;';
7038 # Delete '@LIBTOOL ...@'
7039 $ltxform = 's/\@LIBTOOL([^\@]*)\@//;';
7045 $cygxform = 's/\@EXEEXT\@//g;';
7049 $cygxform = 's/\@EXEEXT\@/\$(EXEEXT)/g;';
7054 if ($args[0] eq '-clean')
7058 elsif ($args[0] eq '-noextra')
7062 elsif ($args[0] eq '-candist')
7066 elsif ($args[0] eq '-defaultdist')
7071 elsif ($args[0] !~ /^-/)
7078 local ($file, $primary, @prefixes) = @args;
7081 local (@result) = ();
7083 # Now that configure substitutions are allowed in where_HOW
7084 # variables, it is an error to actually define the primary. We
7085 # allow `JAVA', as it is customarily used to mean the Java
7086 # interpreter. This is but one of several Java hacks. Similarly,
7087 # `PYTHON' is customarily used to mean the Python interpreter.
7088 &am_line_error ($primary, "\`$primary' is an anachronism")
7089 if &variable_defined ($primary)
7090 && ($primary ne 'JAVA' && $primary ne 'PYTHON');
7093 # Look for misspellings. It is an error to have a variable ending
7094 # in a "reserved" suffix whose prefix is unknown, eg
7095 # "bni_PROGRAMS". However, unusual prefixes are allowed if a
7096 # variable of the same name (with "dir" appended) exists. For
7097 # instance, if the variable "zardir" is defined, then
7098 # "zar_PROGRAMS" becomes valid. This is to provide a little extra
7099 # flexibility in those cases which need it.
7100 local (%valid) = &am_primary_prefixes ($primary, $can_dist, @prefixes);
7102 # If a primary includes a configure substitution, then the EXTRA_
7103 # form is required. Otherwise we can't properly do our job.
7104 local ($require_extra);
7105 local ($warned_about_extra) = 0;
7107 local ($clean_file) = $file . '-clean';
7110 local ($nodir_name);
7111 foreach $X (sort keys %valid)
7113 $one_name = $X . '_' . $primary;
7114 if (&variable_defined ($one_name))
7116 # If files should be distributed, do so.
7119 if (($default_dist && $one_name !~ /^nodist_/)
7120 || (! $default_dist && $one_name =~ /^dist_/))
7122 &push_dist_common ('$(' . $one_name . ')');
7124 ($nodir_name = $X) =~ s/^(dist|nodist)_//;
7131 # Append actual contents of where_PRIMARY variable to
7134 foreach $rcurs (&variable_value_as_list ($one_name, 'all'))
7136 # Skip configure substitutions. Possibly bogus.
7137 if ($rcurs =~ /^\@.*\@$/)
7141 if (! $warned_about_extra)
7143 $warned_about_extra = 1;
7145 &am_line_error ($one_name,
7146 "\`$one_name' contains configure substitution, but shouldn't");
7150 # Check here to make sure variables defined in
7151 # configure.in do not imply that EXTRA_PRIMARY
7153 elsif (! defined $configure_vars{$one_name})
7155 $require_extra = $one_name
7162 push (@result, $rcurs);
7165 # "EXTRA" shouldn't be used when generating clean targets,
7166 # all, or install targets.
7169 # We used to warn if EXTRA_FOO was defined uselessly,
7170 # but this was annoying.
7174 # A blatant hack: we rewrite each _PROGRAMS primary to
7175 # include EXEEXT when in Cygwin32 mode.
7176 if ($seen_exeext && $primary eq 'PROGRAMS')
7178 local (@conds) = &variable_conditions ($one_name);
7179 local (@one_binlist);
7181 # FIXME: this definitely loses aesthetically; it
7182 # redefines $ONE_NAME. Instead we should arrange for
7183 # variable definitions to be output later, instead of
7189 foreach $rcurs (&variable_value_as_list ($one_name, ''))
7191 if ($rcurs =~ /\./ || $rcurs =~ /^\@.*\@$/)
7193 push (@one_binlist, $rcurs);
7197 push (@one_binlist, $rcurs . '$(EXEEXT)');
7201 delete $contents{$one_name};
7202 &define_pretty_variable ($one_name, '', @one_binlist);
7207 local ($condvals) = '';
7208 foreach $cond (@conds)
7211 local (@condval) = &variable_value_as_list ($one_name,
7213 foreach $rcurs (@condval)
7215 if ($rcurs =~ /\./ || $rcurs =~ /^\@.*\@$/)
7217 push (@one_binlist, $rcurs);
7221 push (@one_binlist, $rcurs . '$(EXEEXT)');
7225 push (@condvals, $cond);
7226 push (@condvals, join (' ', @one_binlist));
7229 delete $contents{$one_name};
7233 $cond = shift (@condvals);
7234 local (@val) = split (' ', shift (@condvals));
7235 &define_pretty_variable ($one_name, $cond, @val);
7243 &file_contents_with_transform ('s/\@DIR\@/' . $X . '/go;'
7247 push (@clean, $X . $primary);
7248 &push_phony_cleaners ($X . $primary);
7253 push (@check, '$(' . $one_name . ')');
7257 push (@used, '$(' . $one_name . ')');
7259 if ($X eq 'noinst' || $X eq 'check')
7261 # Objects which don't get installed by default.
7266 &file_contents_with_transform ('s/\@DIR\@/' . $X . '/g;'
7267 . 's/\@NDIR\@/' . $nodir_name . '/go;'
7268 . $ltxform . $cygxform,
7271 push (@uninstall, 'uninstall-' . $X . $primary);
7272 push (@phony, 'uninstall-' . $X . $primary);
7273 push (@installdirs, '$(DESTDIR)$(' . $X . 'dir)');
7274 if (defined $exec_dir_p{$X} ? $exec_dir_p{$X} : ($X =~ /exec/))
7276 push (@install_exec, 'install-' . $X . $primary);
7277 push (@phony, 'install-' . $X . $primary);
7281 push (@install_data, 'install-' . $X . $primary);
7282 push (@phony, 'install-' . $X . $primary);
7287 # The JAVA variable is used as the name of the Java interpreter.
7288 # The PYTHON variable is used as the name of the Python interpreter.
7289 if (@used && $primary ne 'JAVA' && $primary ne 'PYTHON')
7292 &define_pretty_variable ($primary, '', @used);
7293 $output_vars .= "\n";
7296 if ($require_extra && ! &variable_defined ('EXTRA_' . $primary))
7298 &am_line_error ($require_extra,
7299 "\`$require_extra' contains configure substitution, but \`EXTRA_$primary' not defined");
7302 # Push here because PRIMARY might be configure time determined.
7303 push (@all, '$(' . $primary . ')')
7304 if @used && $primary ne 'JAVA' && $primary ne 'PYTHON';
7306 # Make the result unique. This lets the user use conditionals in
7307 # a natural way, but still lets us program lazily -- we don't have
7308 # to worry about handling a particular object more than once.
7309 local (%uniquify) = ();
7310 grep ($uniquify{$_} = 1, @result);
7311 return sort keys %uniquify;
7315 ################################################################
7317 # This variable is local to the "require file" set of functions.
7318 @require_file_paths = ();
7320 # Verify that the file must exist in the current directory. Usage:
7321 # require_file (isconfigure, line_number, strictness, file) strictness
7322 # is the strictness level at which this file becomes required. Must
7323 # set require_file_paths before calling this function.
7324 # require_file_paths is set to hold a single directory (the one in
7325 # which the first file was found) before return.
7326 sub require_file_internal
7328 local ($is_configure, $line, $mystrict, @files) = @_;
7329 local ($file, $fullfile);
7330 local ($found_it, $errfile, $errdir);
7333 foreach $file (@files)
7336 foreach $dir (@require_file_paths)
7340 $fullfile = $relative_dir . "/" . $file;
7341 $errdir = $relative_dir unless $errdir;
7345 $fullfile = $dir . "/" . $file;
7346 $errdir = $dir unless $errdir;
7349 # Use different name for "error filename". Otherwise on
7350 # an error the bad file will be reported as eg
7351 # `../../install-sh' when using the default
7353 $errfile = $errdir . '/' . $file;
7358 # FIXME: Once again, special-case `.'.
7359 &push_dist_common ($file)
7360 if $dir eq $relative_dir || $dir eq '.';
7368 # Prune the path list.
7369 @require_file_paths = $save_dir;
7373 if ($strictness >= $mystrict)
7375 local ($trailer) = '';
7376 local ($suppress) = 0;
7378 # Only install missing files according to our desired
7380 local ($message) = "required file \`$errfile' not found";
7385 # Maybe run libtoolize.
7387 && grep ($_ eq $file, @libtoolize_files)
7388 && system ('libtoolize', '--automake'))
7390 $message = "installing \`$errfile'";
7392 $trailer = "; cannot run \`libtoolize': $!";
7394 elsif (-f ($am_dir . '/' . $file))
7396 # Install the missing file. Symlink if we
7397 # can, copy if we must. Note: delete the file
7398 # first, in case it is a dangling symlink.
7399 $message = "installing \`$errfile'";
7400 # Windows Perl will hang if we try to delete a
7401 # file that doesn't exist.
7402 unlink ($errfile) if -f $errfile;
7403 if ($symlink_exists && ! $copy_missing)
7405 if (! symlink ($am_dir . '/' . $file, $errfile))
7408 $trailer = "; error while making link: $!\n";
7411 elsif (system ('cp', $am_dir . '/' . $file, $errfile))
7414 $trailer = "\n error while copying\n";
7419 local ($save) = $exit_status;
7422 # FIXME: allow actual file to be specified.
7423 &am_conf_line_error ('configure.in', $line,
7424 "$message$trailer");
7428 &am_line_error ($line, "$message$trailer");
7430 $exit_status = $save if $suppress;
7436 # Like require_file_with_line, but error messages refer to
7437 # configure.in, not the current Makefile.am.
7438 sub require_file_with_conf_line
7440 @require_file_paths = '.';
7441 &require_file_internal (1, @_);
7444 sub require_file_with_line
7446 @require_file_paths = '.';
7447 &require_file_internal (0, @_);
7452 @require_file_paths = '.';
7453 &require_file_internal (0, '', @_);
7456 # Require a file that is also required by Autoconf. Looks in
7457 # configuration path, as specified by AC_CONFIG_AUX_DIR.
7458 sub require_config_file
7460 @require_file_paths = @config_aux_path;
7461 &require_file_internal (1, '', @_);
7462 local ($dir) = $require_file_paths[0];
7463 @config_aux_path = @require_file_paths;
7466 $config_aux_dir = '.';
7470 $config_aux_dir = '$(top_srcdir)/' . $dir;
7474 # Assumes that the line number is in Makefile.am.
7475 sub require_conf_file_with_line
7477 @require_file_paths = @config_aux_path;
7478 &require_file_internal (0, @_);
7479 local ($dir) = $require_file_paths[0];
7480 @config_aux_path = @require_file_paths;
7483 $config_aux_dir = '.';
7487 $config_aux_dir = '$(top_srcdir)/' . $dir;
7491 # Assumes that the line number is in configure.in.
7492 sub require_conf_file_with_conf_line
7494 @require_file_paths = @config_aux_path;
7495 &require_file_internal (1, @_);
7496 local ($dir) = $require_file_paths[0];
7497 @config_aux_path = @require_file_paths;
7500 $config_aux_dir = '.';
7504 $config_aux_dir = '$(top_srcdir)/' . $dir;
7508 ################################################################
7510 # Push a list of files onto dist_common.
7511 sub push_dist_common
7513 local (@files) = @_;
7516 foreach $file (@files)
7518 $dist_common{$file} = 1;
7522 # Push a list of clean targets onto phony.
7523 sub push_phony_cleaners
7527 foreach $target ('mostly', 'dist', '', 'maintainer-')
7529 push (@phony, $target . 'clean-' . $base);
7536 $strictness_name = $_[0];
7537 if ($strictness_name eq 'gnu')
7541 elsif ($strictness_name eq 'gnits')
7543 $strictness = $GNITS;
7545 elsif ($strictness_name eq 'foreign')
7547 $strictness = $FOREIGN;
7551 die "automake: level \`$strictness_name' not recognized\n";
7556 ################################################################
7558 # Return directory name of file.
7564 ($sub = $file) =~ s,/+[^/]+$,,g;
7565 $sub = '.' if $sub eq $file;
7569 # Return file name of a file.
7575 ($sub = $file) =~s,^.*/+,,g;
7579 # Ensure a file exists.
7584 open (TOUCH, ">> $file");
7588 # Glob something. Do this to avoid indentation screwups everywhere we
7589 # want to glob. Gross!
7596 ################################################################
7598 # Print an error message and set exit status.
7601 warn "automake: ${am_file}.am: ", join (' ', @_), "\n";
7607 local ($symbol, @args) = @_;
7609 if ($symbol && "$symbol" ne '-1')
7611 local ($file) = "${am_file}.am";
7613 if ($symbol =~ /^\d+$/)
7615 # SYMBOL is a line number, so just add the colon.
7616 $file .= ':' . $symbol;
7618 elsif (defined $content_lines{$symbol})
7620 # SYMBOL is a variable defined in Makefile.am, so add the
7621 # line number we saved from there.
7622 $file .= ':' . $content_lines{$symbol};
7624 elsif (defined $configure_vars{$symbol})
7626 # SYMBOL is a variable defined in configure.in, so add the
7627 # appropriate line number.
7628 $file = $configure_vars{$symbol};
7632 # Couldn't find the line number.
7634 warn $file, ": ", join (' ', @args), "\n";
7643 # Like am_error, but while scanning configure.in.
7646 # FIXME: can run in subdirs.
7647 warn "automake: configure.in: ", join (' ', @_), "\n";
7651 # Error message with line number referring to configure.in.
7652 sub am_conf_line_error
7654 local ($file, $line, @args) = @_;
7658 warn "$file: $line: ", join (' ', @args), "\n";
7663 &am_conf_error (@args);
7667 # Warning message with line number referring to configure.in.
7668 # Does not affect exit_status
7669 sub am_conf_line_warning
7671 local ($saved_exit_status) = $exit_status;
7672 &am_conf_line_error (@_);
7673 $exit_status = $saved_exit_status;
7676 # Tell user where our aclocal.m4 is, but only once.
7677 sub keyed_aclocal_warning
7680 warn "automake: macro \`$key' can be generated by \`aclocal'\n";
7683 # Print usage information.
7686 print "Usage: automake [OPTION] ... [Makefile]...\n\n";
7687 print "Generate Makefile.in for autoconf from Makefile.am\n";
7689 print "\nFiles which are automatically distributed, if found:\n";
7690 $~ = "USAGE_FORMAT";
7691 local ($last, $iter, @lcomm);
7693 foreach $iter (sort ((@common_files, @common_sometimes)))
7695 push (@lcomm, $iter) unless $iter eq $last;
7699 local ($one, $two, $three, $four, $i, $max);
7700 $max = int (($#lcomm + 1) / 4);
7702 for ($i = 0; $i < $max; ++$i)
7705 $two = $lcomm[$max + $i];
7706 $three = $lcomm[2 * $max + $i];
7707 $four = $lcomm[3 * $max + $i];
7711 local ($mod) = ($#lcomm + 1) % 4;
7714 $one = $lcomm[$max];
7715 $two = ($mod > 1) ? $lcomm[2 * $max] : '';
7716 $three = ($mod > 2) ? $lcomm[3 * $max] : '';
7717 $four = ($mod > 3) ? $lcomm[4 * $max] : '';
7721 print "\nReport bugs to <bug-automake\@gnu.org>.\n";
7726 format USAGE_FORMAT =
7727 @<<<<<<<<<<<<<<<< @<<<<<<<<<<<<<<<< @<<<<<<<<<<<<<<<< @<<<<<<<<<<<<<<<<
7728 $one, $two, $three, $four