3 # ltconfig - Create a system-specific libtool.
4 # Copyright (C) 1996-1998 Free Software Foundation, Inc.
5 # Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
7 # This file is free software; you can redistribute it and/or modify it
8 # under the terms of the GNU General Public License as published by
9 # the Free Software Foundation; either version 2 of the License, or
10 # (at your option) any later version.
12 # This program is distributed in the hope that it will be useful, but
13 # WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 # General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with this program; if not, write to the Free Software
19 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
21 # As a special exception to the GNU General Public License, if you
22 # distribute this file as part of a program that contains a
23 # configuration script generated by Autoconf, you may include it under
24 # the same distribution terms that you use for the rest of that program.
26 # A lot of this script is taken from autoconf-2.10.
28 # The HP-UX ksh and POSIX shell print the target directory to stdout
30 if test "${CDPATH+set}" = set; then CDPATH
=; export CDPATH
; fi
33 if test "X`($echo '\t') 2>/dev/null`" = 'X\t'; then :
35 # The Solaris and AIX default echo program unquotes backslashes.
36 # This makes it impossible to quote backslashes using
37 # echo "$something" | sed 's/\\/\\\\/g'
38 # So, we emulate echo with printf '%s\n'
40 if test "X`($echo '\t') 2>/dev/null`" = 'X\t'; then :
42 # Oops. We have no working printf. Try to find a not-so-buggy echo.
44 IFS
="${IFS= }"; save_ifs
="$IFS"; IFS
="${IFS}:"
45 for dir
in $PATH /usr
/ucb
; do
46 if test -f $dir/echo && test "X`$dir/echo '\t'`" = 'X\t'; then
55 # Sed substitution that helps us do robust quoting. It backslashifies
56 # metacharacters that are still active within double-quoted strings.
58 sed_quote_subst
='s/\([\\"\\`$\\\\]\)/\\\1/g'
60 # Same as above, but do not quote variable references.
61 double_quote_subst
='s/\([\\"\\`\\\\]\)/\\\1/g'
63 # The name of this program.
64 progname
=`$echo "X$0" | $Xsed -e 's%^.*/%%'`
70 ac_compile
='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.c 1>&5'
71 ac_link
='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.c $LIBS 1>&5'
74 help="Try \`$progname --help' for more information."
79 # All known linkers require a `.a' archive for static linking.
95 old_CPPFLAGS
="$CPPFLAGS"
101 # Parse the command line options.
107 -*=*) optarg
=`echo "$option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
111 # If the previous option needs an argument, assign it.
112 if test -n "$prev"; then
113 eval "$prev=\$option"
120 Usage: $progname [OPTION]... LTMAIN [HOST]
122 Generate a system-specific libtool script.
124 --disable-shared do not build shared libraries
125 --disable-static do not build static libraries
126 --help display this help and exit
127 --no-verify do not verify that HOST is a valid host type
128 --quiet same as \`--silent'
129 --silent do not print informational messages
130 --srcdir=DIR find \`config.guess' in DIR
131 --version output version information and exit
132 --with-gcc assume that the GNU C compiler will be used
133 --with-gnu-ld assume that the C compiler uses the GNU linker
135 LTMAIN is the \`ltmain.sh' shell script fragment that provides basic libtool
138 HOST is the canonical host system name [default=guessed].
143 --disable-shared) enable_shared
=no
;;
145 --disable-static) enable_static
=no
;;
147 --quiet |
--silent) silent
=yes ;;
149 --srcdir) prev
=srcdir
;;
150 --srcdir=*) srcdir
="$optarg" ;;
152 --no-verify) verify_host
=no
;;
154 --version) echo "$PROGRAM (GNU $PACKAGE) $VERSION"; exit 0 ;;
156 --with-gcc) with_gcc
=yes ;;
157 --with-gnu-ld) with_gnu_ld
=yes ;;
160 echo "$progname: unrecognized option \`$option'" 1>&2
166 if test -z "$ltmain"; then
168 elif test -z "$host"; then
169 # This generates an unnecessary warning for sparc-sun-solaris4.1.3_U1
170 # if test -n "`echo $option| sed 's/[-a-z0-9.]//g'`"; then
171 # echo "$progname: warning \`$option' is not a valid host type" 1>&2
175 echo "$progname: too many arguments" 1>&2
182 if test -z "$ltmain"; then
183 echo "$progname: you must specify a LTMAIN file" 1>&2
188 if test -f "$ltmain"; then :
190 echo "$progname: \`$ltmain' does not exist" 1>&2
195 # Quote any args containing shell metacharacters.
200 *" "*|
*" "*|
*[\
[\
]\~\
#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*)
201 ltconfig_args
="$ltconfig_args '$arg'" ;;
202 *) ltconfig_args
="$ltconfig_args $arg" ;;
206 # A relevant subset of AC_INIT.
208 # File descriptor usage:
211 # 2 errors and warnings
212 # 3 some systems may open it to /dev/tty
213 # 4 used on the Kubota Titan
214 # 5 compiler messages saved in config.log
215 # 6 checking for... messages and results
216 if test "$silent" = yes; then
224 # Only set LANG and LC_ALL to C if already set.
225 # These must not be set unconditionally because not all systems understand
226 # e.g. LANG=C (notably SCO).
227 if test "${LC_ALL+set}" = set; then LC_ALL
=C
; export LC_ALL
; fi
228 if test "${LANG+set}" = set; then LANG
=C
; export LANG
; fi
230 if (echo "testing\c"; echo 1,2,3) |
grep c
>/dev
/null
; then
231 # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
232 if (echo -n testing
; echo 1,2,3) |
sed s
/-n/xn
/ |
grep xn
>/dev
/null
; then
239 ac_n
= ac_c
='\c' ac_t
=
242 if test -z "$srcdir"; then
243 # Assume the source directory is the same one as the path to ltmain.sh.
244 srcdir
=`$echo "$ltmain" | $Xsed -e 's%/[^/]*$%%'`
245 test "$srcdir" = "$ltmain" && srcdir
=.
248 trap "$rm conftest*; exit 1" 1 2 15
249 if test "$verify_host" = yes; then
250 # Check for config.guess and config.sub.
252 for ac_dir
in $srcdir $srcdir/..
$srcdir/..
/..
; do
253 if test -f $ac_dir/config.guess
; then
258 if test -z "$ac_aux_dir"; then
259 echo "$progname: cannot find config.guess in $srcdir $srcdir/.. $srcdir/../.." 1>&2
263 ac_config_guess
=$ac_aux_dir/config.guess
264 ac_config_sub
=$ac_aux_dir/config.sub
266 # Make sure we can run config.sub.
267 if $ac_config_sub sun4
>/dev
/null
2>&1; then :
269 echo "$progname: cannot run $ac_config_sub" 1>&2
274 echo $ac_n "checking host system type""... $ac_c" 1>&6
277 case "$host_alias" in
279 if host_alias
=`$ac_config_guess`; then :
281 echo "$progname: cannot guess host type; you must specify one" 1>&2
286 host=`$ac_config_sub $host_alias`
287 echo "$ac_t$host" 1>&6
289 # Make sure the host verified.
290 test -z "$host" && exit 1
292 elif test -z "$host"; then
293 echo "$progname: you must specify a host type if you use \`--no-verify'" 1>&2
300 # Transform linux* to *-*-linux-gnu*, to support old configure scripts.
303 linux
*) host=`echo $host | sed 's/^\(.*-.*-linux\)\(.*\)$/\1-gnu\2/'`
306 host_cpu
=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
307 host_vendor
=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
308 host_os
=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
312 # AIX sometimes has problems with the GCC collect2 program. For some
313 # reason, if we set the COLLECT_NAMES environment variable, the problems
314 # vanish in a puff of smoke.
315 if test "${COLLECT_NAMES+set}" != set; then
322 # Determine commands to create old-style static archives.
323 old_archive_cmds
='$AR cru $oldlib$oldobjs'
324 old_postinstall_cmds
='chmod 644 $oldlib'
325 old_postuninstall_cmds
=
327 # Set a sane default for `AR'.
328 test -z "$AR" && AR
=ar
330 # If RANLIB is not set, then run the test.
331 if test "${RANLIB+set}" != "set"; then
334 echo $ac_n "checking for ranlib... $ac_c" 1>&6
335 IFS
="${IFS= }"; save_ifs
="$IFS"; IFS
="${IFS}:"
337 test -z "$dir" && dir
=.
338 if test -f $dir/ranlib
; then
346 echo "$ac_t$result" 1>&6
349 if test -n "$RANLIB"; then
350 old_archive_cmds
="$old_archive_cmds;\$RANLIB \$oldlib"
351 old_postinstall_cmds
="\$RANLIB \$oldlib;$old_postinstall_cmds"
354 # Check to see if we are using GCC.
355 if test "$with_gcc" != yes ||
test -z "$CC"; then
356 # If CC is not set, then try to find GCC or a usable CC.
357 if test -z "$CC"; then
358 echo $ac_n "checking for gcc... $ac_c" 1>&6
359 IFS
="${IFS= }"; save_ifs
="$IFS"; IFS
="${IFS}:"
362 test -z "$dir" && dir
=.
363 if test -f $dir/gcc
; then
370 if test -n "$CC"; then
377 # Not "gcc", so try "cc", rejecting "/usr/ucb/cc".
378 if test -z "$CC"; then
379 echo $ac_n "checking for cc... $ac_c" 1>&6
380 IFS
="${IFS= }"; save_ifs
="$IFS"; IFS
="${IFS}:"
383 test -z "$dir" && dir
=.
384 if test -f $dir/cc
; then
385 if test "$dir/cc" = "/usr/ucb/cc"; then
394 if test $cc_rejected = yes; then
395 # We found a bogon in the path, so make sure we never use it.
398 if test $# -gt 0; then
399 # We chose a different compiler from the bogus one.
400 # However, it has the same name, so the bogon will be chosen
401 # first if we set CC to just the name; use the full file name.
403 set dummy
"$dir/cc" "$@"
409 if test -n "$CC"; then
415 if test -z "$CC"; then
416 echo "$progname: error: no acceptable cc found in \$PATH" 1>&2
421 # Now see if the compiler is really GCC.
423 echo $ac_n "checking whether we are using GNU C... $ac_c" 1>&6
424 echo "$progname:424: checking whether we are using GNU C" >&5
427 cat > conftest.c
<<EOF
432 if { ac_try
='${CC-cc} -E conftest.c'; { (eval echo $progname:432: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } |
egrep yes >/dev
/null
2>&1; then
436 echo "$ac_t$with_gcc" 1>&6
439 # Allow CC to be a program name with arguments.
443 echo $ac_n "checking for $compiler option to produce PIC... $ac_c" 1>&6
445 special_shlib_compile_flags
=
450 if test "$with_gcc" = yes; then
452 link_static_flag
='-static'
453 no_builtin_flag
=' -fno-builtin'
456 aix3
* | aix4
* | irix5
* | irix6
* | osf3
* | osf4
*)
457 # PIC is the default for these OSes.
460 # We can build DLLs from non-PIC.
463 # FIXME: we need at least 68020 code to build shared libraries, but
464 # adding the `-m68020' flag to GCC prevents building anything better,
466 pic_flag
='-m68020 -resident32 -malways-restore-a4'
471 # This generates more efficient code.
481 # PORTME Check for PIC flags for the system compiler.
484 # All AIX code is PIC.
485 link_static_flag
='-bnso -bI:/lib/syscalls.exp'
489 # Is there a better link_static_flag that works with the bundled CC?
491 link_static_flag
="${wl}-a ${wl}archive"
497 link_static_flag
='-non_shared'
498 # PIC (with -KPIC) is the default.
502 # We can build DLLs from non-PIC.
506 # All OSF/1 code is PIC.
508 link_static_flag
='-non_shared'
513 link_static_flag
='-dn'
514 special_shlib_compile_flags
='-belf'
519 link_static_flag
='-Bstatic'
525 link_static_flag
='-Bstatic'
531 link_static_flag
='-Bstatic'
537 link_static_flag
='-Bstatic'
546 if test -n "$pic_flag"; then
547 echo "$ac_t$pic_flag" 1>&6
549 # Check to make sure the pic_flag actually works.
550 echo $ac_n "checking if $compiler PIC flag $pic_flag works... $ac_c" 1>&6
553 save_CFLAGS
="$CFLAGS"
554 CFLAGS
="$CFLAGS $pic_flag -DPIC"
555 echo "$progname:555: checking if $compiler PIC flag $pic_flag works" >&5
556 if { (eval echo $progname:556: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err
; } && test -s conftest.o
; then
557 # Append any warnings to the config.log.
558 cat conftest.err
1>&5
560 # On HP-UX, both CC and GCC only warn that PIC is supported... then they
561 # create non-PIC objects. So, if there were any warnings, we assume that
562 # PIC is not supported.
563 if test -s conftest.err
; then
569 pic_flag
=" $pic_flag"
572 # Append any errors to the config.log.
573 cat conftest.err
1>&5
578 CFLAGS
="$save_CFLAGS"
581 echo "$ac_t"none
1>&6
584 # Check for any special shared library compilation flags.
585 if test -n "$special_shlib_compile_flags"; then
586 echo "$progname: warning: \`$CC' requires \`$special_shlib_compile_flags' to build shared libraries" 1>&2
587 if echo "$old_CC $old_CFLAGS " |
egrep -e "[ ]$special_shlib_compile_flags[ ]" >/dev
/null
; then :
589 echo "$progname: add \`$special_shlib_compile_flags' to the CC or CFLAGS env variable and reconfigure" 1>&2
594 echo $ac_n "checking if $compiler static flag $link_static_flag works... $ac_c" 1>&6
596 echo 'main(){return(0);}' > conftest.c
597 save_LDFLAGS
="$LDFLAGS"
598 LDFLAGS
="$LDFLAGS $link_static_flag"
599 echo "$progname:599: checking if $compiler static flag $link_static_flag works" >&5
600 if { (eval echo $progname:600: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest
; then
601 echo "$ac_t$link_static_flag" 1>&6
603 echo "$ac_t"none
1>&6
606 LDFLAGS
="$save_LDFLAGS"
609 if test -z "$LN_S"; then
610 # Check to see if we can use ln -s, or we need hard links.
611 echo $ac_n "checking whether ln -s works... $ac_c" 1>&6
613 if ln -s X conftestdata
2>/dev
/null
; then
619 if test "$LN_S" = "ln -s"; then
626 # Make sure LD is an absolute path.
627 if test -z "$LD"; then
629 if test "$with_gcc" = yes; then
630 # Check if gcc -print-prog-name=ld gives a path.
631 echo $ac_n "checking for ld used by GCC... $ac_c" 1>&6
632 echo "$progname:632: checking for ld used by GCC" >&5
633 ac_prog
=`($CC -print-prog-name=ld) 2>&5`
635 # Accept absolute paths.
637 test -z "$LD" && LD
="$ac_prog"
640 # If it fails, then pretend we are not using GCC.
644 # If it is relative, then search for the first ld in PATH.
648 elif test "$with_gnu_ld" = yes; then
649 echo $ac_n "checking for GNU ld... $ac_c" 1>&6
650 echo "$progname:650: checking for GNU ld" >&5
652 echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6
653 echo "$progname:653: checking for non-GNU ld" >&5
656 if test -z "$LD"; then
657 IFS
="${IFS= }"; ac_save_ifs
="$IFS"; IFS
="${IFS}:"
658 for ac_dir
in $PATH; do
659 test -z "$ac_dir" && ac_dir
=.
660 if test -f "$ac_dir/$ac_prog"; then
661 LD
="$ac_dir/$ac_prog"
662 # Check to see if the program is GNU ld. I'd rather use --version,
663 # but apparently some GNU ld's only accept -v.
664 # Break only if it was the GNU/non-GNU ld that we prefer.
665 if "$LD" -v 2>&1 < /dev
/null |
egrep '(GNU|with BFD)' > /dev
/null
; then
666 test "$with_gnu_ld" != no
&& break
668 test "$with_gnu_ld" != yes && break
675 if test -n "$LD"; then
681 if test -z "$LD"; then
682 echo "$progname: error: no acceptable ld found in \$PATH" 1>&2
687 # Check to see if it really is or is not GNU ld.
688 echo $ac_n "checking if the linker ($LD) is GNU ld... $ac_c" 1>&6
689 # I'd rather use --version here, but apparently some GNU ld's only accept -v.
690 if $LD -v 2>&1 </dev
/null |
egrep '(GNU|with BFD)' 1>&5; then
695 echo "$ac_t$with_gnu_ld" 1>&6
697 # See if the linker supports building shared libraries.
698 echo $ac_n "checking whether the linker ($LD) supports shared libraries... $ac_c" 1>&6
700 allow_undefined_flag
=
703 old_archive_from_new_cmds
=
704 export_dynamic_flag_spec
=
705 hardcode_libdir_flag_spec
=
706 hardcode_libdir_separator
=
709 hardcode_shlibpath_var
=unsupported
714 # On these operating systems, we should treat GNU ld like the system ld.
715 gnu_ld_acts_native
=yes
718 gnu_ld_acts_native
=no
723 if test "$with_gnu_ld" = yes && test "$gnu_ld_acts_native" != yes; then
725 # See if GNU ld supports shared libraries.
726 if $LD --help 2>&1 |
egrep ': supported targets:.* elf' > /dev
/null
; then
727 archive_cmds
='$CC -shared ${wl}-soname $wl$soname -o $lib$libobjs'
728 runpath_var
=LD_RUN_PATH
734 if test "$ld_shlibs" = yes; then
735 hardcode_libdir_flag_spec
='${wl}--rpath ${wl}$libdir'
736 export_dynamic_flag_spec
='${wl}--export-dynamic'
739 # PORTME fill in a description of your system's linker (not GNU ld)
742 allow_undefined_flag
=unsupported
743 archive_cmds
='$NM$libobjs | $global_symbol_pipe | sed '\''s/.* //'\'' > $lib.exp;$LD -o $objdir/$soname$libobjs -bE:$lib.exp -T512 -H512 -bM:SRE;$AR cru $lib $objdir/$soname'
744 # Note: this linker hardcodes the directories in LIBPATH if there
745 # are no directories specified by -L.
747 if test "$with_gcc" = yes && test -z "$link_static_flag"; then
748 # Neither direct hardcoding nor static linking is supported with a
750 hardcode_direct
=unsupported
755 allow_undefined_flag
=unsupported
756 archive_cmds
='$NM$libobjs | $global_symbol_pipe | sed '\''s/.* //'\'' > $lib.exp;$CC -o $objdir/$soname$libobjs ${wl}-bE:$lib.exp ${wl}-bM:SRE ${wl}-bnoentry;$AR cru $lib $objdir/$soname'
762 archive_cmds
='$rm $objdir/a2ixlibrary.data;$echo "#define NAME $libname" > $objdir/a2ixlibrary.data;$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data;$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data;$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data;$AR cru $lib$libobjs;$RANLIB $lib;(cd $objdir && a2ixlibrary -32)'
763 hardcode_libdir_flag_spec
='-L$libdir'
767 # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
768 # support. Future versions do this automatically, but an explicit c++rt0.o
769 # does not break anything, and helps significantly (at the cost of a little
772 archive_cmds
='$LD -Bshareable -o $lib$libobjs /usr/lib/c++rt0.o'
773 hardcode_libdir_flag_spec
='-R$libdir'
776 hardcode_shlibpath_var
=no
779 # Unfortunately, older versions of FreeBSD 2 do not have this feature.
781 archive_cmds
='$LD -Bshareable -o $lib$libobjs'
784 hardcode_shlibpath_var
=no
787 # FreeBSD 3, at last, uses gcc -shared to do shared libraries.
789 archive_cmds
='$CC -shared -o $lib$libobjs'
790 hardcode_libdir_flag_spec
='-R$libdir'
793 hardcode_shlibpath_var
=no
797 archive_cmds
='$rm $objdir/$soname;$LD -b +s +b $install_libdir -o $objdir/$soname$libobjs;mv $objdir/$soname $lib'
798 hardcode_libdir_flag_spec
='${wl}+b ${wl}$libdir'
801 export_dynamic_flag_spec
='${wl}-E'
805 archive_cmds
='$LD -b +h $soname +s +b $install_libdir -o $lib$libobjs'
806 hardcode_libdir_flag_spec
='${wl}+b ${wl}$libdir'
809 export_dynamic_flag_spec
='${wl}-E'
813 archive_cmds
='$LD -shared -o $lib -soname $soname -set_version $verstring$libobjs'
814 hardcode_libdir_flag_spec
='${wl}-rpath ${wl}$libdir'
818 # Tested with NetBSD 1.2 ld
819 archive_cmds
='$LD -Bshareable -o $lib$libobjs'
820 hardcode_libdir_flag_spec
='-R$libdir'
822 hardcode_shlibpath_var
=no
826 archive_cmds
='$LD -Bshareable -o $lib$libobjs'
827 hardcode_libdir_flag_spec
='-R$libdir'
829 hardcode_shlibpath_var
=no
833 hardcode_libdir_flag_spec
='-L$libdir'
835 allow_undefined_flag
=unsupported
836 archive_cmds
='$echo "LIBRARY $libname INITINSTANCE" > $objdir/$libname.def;$echo "DESCRIPTION \"$libname\"" >> $objdir/$libname.def;$echo DATA >> $objdir/$libname.def;$echo " SINGLE NONSHARED" >> $objdir/$libname.def;$echo EXPORTS >> $objdir/$libname.def;emxexp$libobjs >> $objdir/$libname.def;$CC -Zdll -Zcrtdll -o $lib$libobjs $objdir/$libname.def'
837 old_archive_from_new_cmds
='emximp -o $objdir/$libname.a $objdir/$libname.def'
841 allow_undefined_flag
=' -expect_unresolved \*'
842 archive_cmds
='$LD -shared${allow_undefined_flag} -o $lib -soname $soname -set_version $verstring$libobjs$deplibs'
843 hardcode_libdir_flag_spec
='${wl}-rpath ${wl}$libdir'
844 hardcode_libdir_separator
=:
848 archive_cmds
='$LD -G -o $lib$libobjs'
853 no_undefined_flag
=' -z text'
854 archive_cmds
='$LD -G${allow_undefined_flag} -h $soname -o $lib$libobjs'
855 hardcode_libdir_flag_spec
='-R$libdir'
856 hardcode_shlibpath_var
=no
858 # Solaris 2 before 2.5 hardcodes -L paths.
867 if test "$with_gcc" = yes; then
868 archive_cmds
='$CC -shared -o $lib$libobjs'
870 archive_cmds
='$LD -assert pure-text -Bstatic -o $lib$libobjs'
873 if test "$with_gnu_ld" = yes; then
874 export_dynamic_flag_spec
='${wl}-export-dynamic'
876 hardcode_libdir_flag_spec
='-L$libdir'
879 hardcode_shlibpath_var
=no
883 archive_cmds
='$LD -G -h $soname -o $lib$libobjs'
884 hardcode_libdir_flag_spec
='-L$libdir'
887 hardcode_shlibpath_var
=no
896 echo "$ac_t$ld_shlibs" 1>&6
898 if test -z "$NM"; then
899 echo $ac_n "checking for BSD-compatible nm... $ac_c" 1>&6
901 /* |
[A-Za-z
]:\\*) ;; # Let the user override the test with a path.
903 IFS
="${IFS= }"; ac_save_ifs
="$IFS"; IFS
="${IFS}:"
904 for ac_dir
in /usr
/ucb
/usr
/ccs
/bin
$PATH /bin
; do
905 test -z "$ac_dir" && ac_dir
=.
906 if test -f $ac_dir/nm
; then
907 # Check to see if the nm accepts a BSD-compat flag.
908 # Adding the `sed 1q' prevents false positives on HP-UX, which says:
909 # nm: unknown option "B" ignored
910 if ($ac_dir/nm
-B /dev
/null
2>&1 |
sed '1q'; exit 0) |
egrep /dev
/null
>/dev
/null
; then
912 elif ($ac_dir/nm
-p /dev
/null
2>&1 |
sed '1q'; exit 0) |
egrep /dev
/null
>/dev
/null
; then
921 test -z "$NM" && NM
=nm
927 # Check for command to grab the raw symbol name followed by C symbol from nm.
928 echo $ac_n "checking command to parse $NM output... $ac_c" 1>&6
930 # These are sane defaults that work on at least a few old systems.
931 # [They come from Ultrix. What could be older than Ultrix?!! ;)]
933 # Character class describing NM global symbol codes.
934 symcode
='[BCDEGRSTU]'
936 # Regexp to match symbols that can be accessed directly from C.
937 sympat
='\([_A-Za-z][_A-Za-z0-9]*\)'
939 # Transform the above into a raw symbol and a C symbol.
942 # Define system-specific variables.
948 # Cannot use undefined symbols on IRIX because inlined functions mess us up.
956 # If we're using GNU nm, then use its standard symbol codes.
957 if $NM -V 2>&1 |
egrep '(GNU|with BFD)' > /dev
/null
; then
958 symcode
='[ABCDGISTUW]'
961 # Write the raw and C identifiers.
962 global_symbol_pipe
="sed -n -e 's/^.* $symcode $sympat$/$symxfrm/p'"
964 # Check to see that the pipe works correctly.
967 cat > conftest.c
<<EOF
972 void nm_test_func(){}
976 main(){nm_test_var='a';nm_test_func();return(0);}
979 echo "$progname:979: checking if global_symbol_pipe works" >&5
980 if { (eval echo $progname:980: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; } && test -s conftest.o
; then
981 # Now try to grab the symbols.
983 if { echo "$progname:983: eval \"$NM conftest.o | $global_symbol_pipe > $nlist\"" >&5; eval "$NM conftest.o | $global_symbol_pipe > $nlist 2>&5"; } && test -s "$nlist"; then
985 # Try sorting and uniquifying the output.
986 if sort "$nlist" |
uniq > "$nlist"T
; then
987 mv -f "$nlist"T
"$nlist"
988 wcout
=`wc "$nlist" 2>/dev/null`
989 count
=`$echo "X$wcout" | $Xsed -e 's/^[ ]*\([0-9][0-9]*\).*$/\1/'`
990 (test "$count" -ge 0) 2>/dev
/null || count
=-1
996 # Make sure that we snagged all the symbols we need.
997 if egrep ' nm_test_var$' "$nlist" >/dev
/null
; then
998 if egrep ' nm_test_func$' "$nlist" >/dev
/null
; then
999 cat <<EOF > conftest.c
1005 # Now generate the symbol file.
1006 sed 's/^.* \(.*\)$/extern char \1;/' < "$nlist" >> conftest.c
1008 cat <<EOF >> conftest.c
1009 #if defined (__STDC__) && __STDC__
1010 # define __ptr_t void *
1012 # define __ptr_t char *
1015 /* The number of symbols in dld_preloaded_symbols, -1 if unsorted. */
1016 int dld_preloaded_symbol_count = $count;
1018 /* The mapping between symbol names and symbols. */
1023 dld_preloaded_symbols[] =
1026 sed 's/^\(.*\) \(.*\)$/ {"\1", (__ptr_t) \&\2},/' < "$nlist" >> conftest.c
1027 cat <<\EOF
>> conftest.c
1035 # Now try linking the two files.
1036 mv conftest.o conftestm.o
1038 save_CFLAGS
="$CFLAGS"
1040 CFLAGS
="$CFLAGS$no_builtin_flag"
1041 if { (eval echo $progname:1041: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest
; then
1044 echo "$progname: failed program was:" >&5
1049 echo "cannot find nm_test_func in $nlist" >&5
1052 echo "cannot find nm_test_var in $nlist" >&5
1055 echo "cannot run $global_symbol_pipe" >&5
1058 echo "$progname: failed program was:" >&5
1063 # Do not use the global_symbol_pipe unless it works.
1064 echo "$ac_t$pipe_works" 1>&6
1065 test "$pipe_works" = yes || global_symbol_pipe
=
1067 # Check hardcoding attributes.
1068 echo $ac_n "checking how to hardcode library paths into programs... $ac_c" 1>&6
1070 if test -n "$hardcode_libdir_flag_spec" || \
1071 test -n "$runpath_var"; then
1073 # We can hardcode non-existant directories.
1074 if test "$hardcode_direct" != no
&& \
1075 test "$hardcode_minus_L" != no
&& \
1076 test "$hardcode_shlibpath_var" != no
; then
1078 # Linking always hardcodes the temporary library directory.
1079 hardcode_action
=relink
1081 # We can link without hardcoding, and we can hardcode nonexisting dirs.
1082 hardcode_action
=immediate
1084 elif test "$hardcode_direct" != yes && \
1085 test "$hardcode_minus_L" != yes && \
1086 test "$hardcode_shlibpath_var" != yes; then
1087 # We cannot hardcode anything.
1088 hardcode_action
=unsupported
1090 # We can only hardcode existing directories.
1091 hardcode_action
=relink
1093 echo "$ac_t$hardcode_action" 1>&6
1094 test "$hardcode_action" = unsupported
&& can_build_shared
=no
1098 reload_cmds
='$LD$reload_flag -o $output$reload_objs'
1099 echo $ac_n "checking for $LD option to reload object files... $ac_c" 1>&6
1100 # PORTME Some linker may need a different reload flag.
1102 echo "$ac_t$reload_flag"
1103 test -n "$reload_flag" && reload_flag
=" $reload_flag"
1105 # PORTME Fill in your ld.so characteristics
1107 libname_spec
='lib$name'
1115 dynamic_linker
="$host_os ld.so"
1117 echo $ac_n "checking dynamic linker characteristics... $ac_c" 1>&6
1121 library_names_spec
='${libname}${release}.so.$versuffix $libname.a'
1122 shlibpath_var
=LIBPATH
1124 # AIX has no versioning support, so we append a major version to the name.
1125 soname_spec
='${libname}${release}.so.$major'
1129 library_names_spec
='$libname.ixlibrary $libname.a'
1130 # Create ${libname}_ixlibrary.a entries in /sys/libs.
1131 finish_eval
='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`$echo "X$lib" | $Xsed -e '\''s%^.*/\([^/]*\)\.ixlibrary$%\1%'\''`; test $rm /sys/libs/${libname}_ixlibrary.a; $show "(cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a)"; (cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a) || exit 1; done'
1134 freebsd2
* | freebsd3
*)
1136 library_names_spec
='${libname}${release}.so.$versuffix $libname.so'
1137 finish_cmds
='PATH="$PATH:/sbin" ldconfig -m $libdir'
1138 shlibpath_var
=LD_LIBRARY_PATH
1143 library_names_spec
='${libname}${release}.so.$versuffix'
1144 shlibpath_var
=LD_LIBRARY_PATH
1148 # Give a soname corresponding to the major version so that dld.sl refuses to
1149 # link against other versions.
1150 dynamic_linker
="$host_os dld.sl"
1152 shlibpath_var
=SHLIB_PATH
1153 library_names_spec
='${libname}${release}.sl.$versuffix ${libname}${release}.sl.$major $libname.sl'
1154 soname_spec
='${libname}${release}.sl.$major'
1155 # HP-UX runs *really* slowly unless shared libraries are mode 555.
1156 postinstall_cmds
='chmod 555 $lib'
1161 soname_spec
='${libname}${release}.so'
1162 library_names_spec
='${libname}${release}.so.$versuffix $libname.so'
1163 shlibpath_var
=LD_LIBRARY_PATH
1166 # No shared lib support for Linux oldld, aout, or coff.
1167 linux-gnuoldld
* | linux-gnuaout
* | linux-gnucoff
*)
1171 # This must be Linux ELF.
1174 library_names_spec
='${libname}${release}.so.$versuffix ${libname}${release}.so.$major $libname.so'
1175 soname_spec
='${libname}${release}.so.$major'
1176 finish_cmds
='PATH="$PATH:/sbin" ldconfig -n $libdir'
1177 shlibpath_var
=LD_LIBRARY_PATH
1179 if test -f /lib
/ld.so
.1; then
1180 dynamic_linker
='GNU ld.so'
1182 # Only the GNU ld.so supports shared libraries on MkLinux.
1184 powerpc
*) dynamic_linker
=no
;;
1185 *) dynamic_linker
='Linux ld.so' ;;
1192 library_names_spec
='${libname}${release}.so.$versuffix'
1193 finish_cmds
='PATH="$PATH:/sbin" ldconfig -m $libdir'
1194 shlibpath_var
=LD_LIBRARY_PATH
1198 libname_spec
='$name'
1199 library_names_spec
='$libname.dll $libname.a'
1200 dynamic_linker
='OS/2 ld.exe'
1201 shlibpath_var
=LIBPATH
1206 soname_spec
='${libname}${release}.so'
1207 library_names_spec
='${libname}${release}.so.$versuffix $libname.so'
1208 shlibpath_var
=LD_LIBRARY_PATH
1213 soname_spec
='${libname}${release}.so.$major'
1214 library_names_spec
='${libname}${release}.so.$versuffix ${libname}${release}.so.$major $libname.so'
1215 shlibpath_var
=LD_LIBRARY_PATH
1220 library_names_spec
='${libname}${release}.so.$versuffix ${libname}${release}.so.$major $libname.so'
1221 soname_spec
='${libname}${release}.so.$major'
1222 shlibpath_var
=LD_LIBRARY_PATH
1227 library_names_spec
='${libname}${release}.so.$versuffix'
1228 finish_cmds
='PATH="$PATH:/usr/etc" ldconfig $libdir'
1229 shlibpath_var
=LD_LIBRARY_PATH
1234 library_names_spec
='${libname}${release}.so.$versuffix ${libname}${release}.so.$major $libname.so'
1235 soname_spec
='${libname}${release}.so.$major'
1236 shlibpath_var
=LD_LIBRARY_PATH
1241 library_names_spec
='${libname}${release}.so.$versuffix ${libname}${release}.so.$major $libname.so'
1242 soname_spec
='${libname}${release}.so.$major'
1243 shlibpath_var
=LD_LIBRARY_PATH
1250 echo "$ac_t$dynamic_linker"
1251 test "$dynamic_linker" = no
&& can_build_shared
=no
1253 # Report the final consequences.
1254 echo "checking if libtool supports shared libraries... $can_build_shared" 1>&6
1256 echo $ac_n "checking whether to build shared libraries... $ac_c" 1>&6
1257 test "$can_build_shared" = "no" && enable_shared
=no
1259 # On AIX, shared libraries and static libraries use the same namespace, and
1260 # are all built from PIC.
1263 test "$enable_shared" = yes && enable_static
=no
1264 if test -n "$RANLIB"; then
1265 archive_cmds
="$archive_cmds;\$RANLIB \$lib"
1266 postinstall_cmds
='$RANLIB $lib'
1271 echo "$ac_t$enable_shared" 1>&6
1273 # Make sure either enable_shared or enable_static is yes.
1274 test "$enable_shared" = yes || enable_static
=yes
1276 echo "checking whether to build static libraries... $enable_static" 1>&6
1278 echo $ac_n "checking for objdir... $ac_c" 1>&6
1279 rm -f .libs
2>/dev
/null
1280 mkdir .libs
2>/dev
/null
1281 if test -d .libs
; then
1284 # MS-DOS does not allow filenames that begin with a dot.
1287 rmdir .libs
2>/dev
/null
1288 echo "$ac_t$objdir" 1>&6
1290 # Copy echo and quote the copy, instead of the original, because it is
1294 # Now quote all the things that may contain metacharacters.
1295 for var
in ltecho old_CC old_CFLAGS old_CPPFLAGS old_LD old_NM old_RANLIB \
1296 old_LN_S AR CC LD LN_S NM reload_flag reload_cmds wl pic_flag \
1297 link_static_flag no_builtin_flag export_dynamic_flag_spec \
1298 libname_spec library_names_spec soname_spec RANLIB \
1299 old_archive_cmds old_archive_from_new_cmds old_postinstall_cmds \
1300 old_postuninstall_cmds archive_cmds postinstall_cmds postuninstall_cmds \
1301 allow_undefined_flag no_undefined_flag \
1302 finish_cmds finish_eval global_symbol_pipe \
1303 hardcode_libdir_flag_spec hardcode_libdir_separator
; do
1306 reload_cmds | old_archive_cmds | old_archive_from_new_cmds | \
1307 old_postinstall_cmds | old_postuninstall_cmds | archive_cmds | \
1308 postinstall_cmds | postuninstall_cmds | finish_cmds
)
1309 # Double-quote double-evaled strings.
1310 eval "$var=\`\$echo \"X\$$var\" | \$Xsed -e \"\$double_quote_subst\" -e \"\$sed_quote_subst\"\`"
1313 eval "$var=\`\$echo \"X\$$var\" | \$Xsed -e \"\$sed_quote_subst\"\`"
1319 trap "$rm $ofile; exit 1" 1 2 15
1320 echo creating
$ofile
1325 # libtool - Provide generalized library-building support services.
1326 # Generated automatically by $PROGRAM - GNU $PACKAGE $VERSION
1327 # NOTE: Changes made to this file will be lost: look at ltconfig or ltmain.sh.
1329 # Copyright (C) 1996-1998 Free Software Foundation, Inc.
1330 # Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
1332 # This program is free software; you can redistribute it and/or modify
1333 # it under the terms of the GNU General Public License as published by
1334 # the Free Software Foundation; either version 2 of the License, or
1335 # (at your option) any later version.
1337 # This program is distributed in the hope that it will be useful, but
1338 # WITHOUT ANY WARRANTY; without even the implied warranty of
1339 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
1340 # General Public License for more details.
1342 # You should have received a copy of the GNU General Public License
1343 # along with this program; if not, write to the Free Software
1344 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
1346 # As a special exception to the GNU General Public License, if you
1347 # distribute this file as part of a program that contains a
1348 # configuration script generated by Autoconf, you may include it under
1349 # the same distribution terms that you use for the rest of that program.
1351 # This program was configured as follows,
1352 # on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
1354 # CC="$old_CC" CFLAGS="$old_CFLAGS" CPPFLAGS="$old_CPPFLAGS" \\
1355 # LD="$old_LD" NM="$old_NM" RANLIB="$old_RANLIB" LN_S="$old_LN_S" \\
1358 # Compiler and other test output produced by $progname, useful for
1359 # debugging $progname, is in ./config.log if it exists.
1361 # Sed that helps us avoid accidentally triggering echo(1) options like -n.
1362 Xsed="sed -e s/^X//"
1364 # The HP-UX ksh and POSIX shell print the target directory to stdout
1366 if test "\${CDPATH+set}" = set; then CDPATH=; export CDPATH; fi
1368 # An echo program that does not interpret backslashes.
1371 # The version of $progname that generated this script.
1372 LTCONFIG_VERSION="$VERSION"
1374 # Shell to use when invoking shell scripts.
1375 SHELL=${CONFIG_SHELL-/bin/sh}
1377 # Whether or not to build libtool libraries.
1378 build_libtool_libs=$enable_shared
1380 # Whether or not to build old-style libraries.
1381 build_old_libs=$enable_static
1384 host_alias="$host_alias"
1390 # The default C compiler.
1393 # The linker used to build libraries.
1396 # Whether we need hard or soft links.
1399 # A BSD-compatible nm program.
1402 # The name of the directory that contains temporary libtool files.
1405 # How to create reloadable object files.
1406 reload_flag="$reload_flag"
1407 reload_cmds="$reload_cmds"
1409 # How to pass a linker flag through the compiler.
1412 # Additional compiler flags for building library objects.
1413 pic_flag="$pic_flag"
1415 # Compiler flag to prevent dynamic linking.
1416 link_static_flag="$link_static_flag"
1418 # Compiler flag to turn off builtin functions.
1419 no_builtin_flag="$no_builtin_flag"
1421 # Compiler flag to allow reflexive dlopens.
1422 export_dynamic_flag_spec="$export_dynamic_flag_spec"
1424 # Library versioning type.
1425 version_type=$version_type
1427 # Format of library name prefix.
1428 libname_spec="$libname_spec"
1430 # List of archive names. First name is the real one, the rest are links.
1431 # The last name is the one that the linker finds with -lNAME.
1432 library_names_spec="$library_names_spec"
1434 # The coded name of the library, if different from the real name.
1435 soname_spec="$soname_spec"
1437 # Commands used to build and install an old-style archive.
1439 old_archive_cmds="$old_archive_cmds"
1440 old_postinstall_cmds="$old_postinstall_cmds"
1441 old_postuninstall_cmds="$old_postuninstall_cmds"
1443 # Create an old-style archive from a shared archive.
1444 old_archive_from_new_cmds="$old_archive_from_new_cmds"
1446 # Commands used to build and install a shared archive.
1447 archive_cmds="$archive_cmds"
1448 postinstall_cmds="$postinstall_cmds"
1449 postuninstall_cmds="$postuninstall_cmds"
1451 # Flag that allows shared libraries with undefined symbols to be built.
1452 allow_undefined_flag="$allow_undefined_flag"
1454 # Flag that forces no undefined symbols.
1455 no_undefined_flag="$no_undefined_flag"
1457 # Commands used to finish a libtool library installation in a directory.
1458 finish_cmds="$finish_cmds"
1460 # Same as above, but a single script fragment to be evaled but not shown.
1461 finish_eval="$finish_eval"
1463 # Take the output of nm and produce a listing of raw symbols and C names.
1464 global_symbol_pipe="$global_symbol_pipe"
1466 # This is the shared library runtime path variable.
1467 runpath_var=$runpath_var
1469 # This is the shared library path variable.
1470 shlibpath_var=$shlibpath_var
1472 # How to hardcode a shared library path into an executable.
1473 hardcode_action=$hardcode_action
1475 # Flag to hardcode \$libdir into a binary during linking.
1476 # This must work even if \$libdir does not exist.
1477 hardcode_libdir_flag_spec="$hardcode_libdir_flag_spec"
1479 # Whether we need a single -rpath flag with a separated argument.
1480 hardcode_libdir_separator="$hardcode_libdir_separator"
1482 # Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the
1484 hardcode_direct=$hardcode_direct
1486 # Set to yes if using the -LDIR flag during linking hardcodes DIR into the
1488 hardcode_minus_L=$hardcode_minus_L
1490 # Set to yes if using SHLIBPATH_VAR=DIR during linking hardcodes DIR into
1491 # the resulting binary.
1492 hardcode_shlibpath_var=$hardcode_shlibpath_var
1498 cat <<\EOF
>> $ofile
1499 # AIX sometimes has problems with the GCC collect2 program. For some
1500 # reason, if we set the COLLECT_NAMES environment variable, the problems
1501 # vanish in a puff of smoke.
1502 if test "${COLLECT_NAMES+set}" != set; then
1504 export COLLECT_NAMES
1511 # Append the ltmain.sh script.
1512 cat "$ltmain" >> $ofile ||
(rm -f $ofile; exit 1)