release/src-rt-6.x.4708/toolchains/hndtools-arm-linux-2.6.36-uclibc-4.5.3/bin/autoheader

   1 #! /usr/bin/perl
   2 # -*- Perl -*-
   3 # Generated from autoheader.in; do not edit by hand.
   4
   5 eval 'case $# in 0) exec /usr/bin/perl -S "$0";; *) exec /usr/bin/perl -S "$0" "$@";; esac'
   6     if 0;
   7
   8 # autoheader -- create `config.h.in' from `configure.ac'
   9
  10 # Copyright (C) 1992, 1993, 1994, 1996, 1998, 1999, 2000, 2001, 2002,
  11 # 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation,
  12 # Inc.
  13
  14 # This program is free software: you can redistribute it and/or modify
  15 # it under the terms of the GNU General Public License as published by
  16 # the Free Software Foundation, either version 3 of the License, or
  17 # (at your option) any later version.
  18
  19 # This program is distributed in the hope that it will be useful,
  20 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  21 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22 # GNU General Public License for more details.
  23
  24 # You should have received a copy of the GNU General Public License
  25 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  26
  27 # Written by Roland McGrath.
  28 # Rewritten in Perl by Akim Demaille.
  29
  30 BEGIN
  31 {
  32   my $pkgdatadir = $ENV{'autom4te_perllibdir'} || '/projects/hnd/tools/linux/hndtools-arm-linux-2.6.36-uclibc-4.5.3/share/autoconf';
  33   unshift @INC, "$pkgdatadir";
  34
  35   # Override SHELL.  On DJGPP SHELL may not be set to a shell
  36   # that can handle redirection and quote arguments correctly,
  37   # e.g.: COMMAND.COM.  For DJGPP always use the shell that configure
  38   # has detected.
  39   $ENV{'SHELL'} = '/bin/sh' if ($^O eq 'dos');
  40 }
  41
  42 use Autom4te::ChannelDefs;
  43 use Autom4te::Channels;
  44 use Autom4te::Configure_ac;
  45 use Autom4te::FileUtils;
  46 use Autom4te::General;
  47 use Autom4te::XFile;
  48 use strict;
  49
  50 # Using `do FILE', we need `local' vars.
  51 use vars qw ($config_h %verbatim %symbol);
  52
  53 # Lib files.
  54 my $autom4te = $ENV{'AUTOM4TE'} || '/projects/hnd/tools/linux/hndtools-arm-linux-2.6.36-uclibc-4.5.3/bin/autom4te';
  55 local $config_h;
  56 my $config_h_in;
  57 my @prepend_include;
  58 my @include;
  59
  60
  61 # $HELP
  62 # -----
  63 $help = "Usage: $0 [OPTION]... [TEMPLATE-FILE]
  64
  65 Create a template file of C \`\#define\' statements for \`configure\' to
  66 use.  To this end, scan TEMPLATE-FILE, or \`configure.ac\' if present,
  67 or else \`configure.in\'.
  68
  69   -h, --help               print this help, then exit
  70   -V, --version            print version number, then exit
  71   -v, --verbose            verbosely report processing
  72   -d, --debug              don\'t remove temporary files
  73   -f, --force              consider all files obsolete
  74   -W, --warnings=CATEGORY  report the warnings falling in CATEGORY
  75
  76 " . Autom4te::ChannelDefs::usage () . "
  77
  78 Library directories:
  79   -B, --prepend-include=DIR  prepend directory DIR to search path
  80   -I, --include=DIR          append directory DIR to search path
  81
  82 Report bugs to <bug-autoconf\@gnu.org>.
  83 GNU Autoconf home page: <http://www.gnu.org/software/autoconf/>.
  84 General help using GNU software: <http://www.gnu.org/gethelp/>.
  85 ";
  86
  87
  88 # $VERSION
  89 # --------
  90 $version = "autoheader (GNU Autoconf) 2.65
  91 Copyright (C) 2009 Free Software Foundation, Inc.
  92 License GPLv3+/Autoconf: GNU GPL version 3 or later
  93 <http://gnu.org/licenses/gpl.html>, <http://gnu.org/licenses/exceptions.html>
  94 This is free software: you are free to change and redistribute it.
  95 There is NO WARRANTY, to the extent permitted by law.
  96
  97 Written by Roland McGrath and Akim Demaille.
  98 ";
  99
 100
 101 ## ---------- ##
 102 ## Routines.  ##
 103 ## ---------- ##
 104
 105
 106 # parse_args ()
 107 # -------------
 108 # Process any command line arguments.
 109 sub parse_args ()
 110 {
 111   my $srcdir;
 112
 113   parse_WARNINGS;
 114   getopt ('I|include=s'         => \@include,
 115           'B|prepend-include=s' => \@prepend_include,
 116           'W|warnings=s'        => \&parse_warnings);
 117
 118   if (! @ARGV)
 119     {
 120       my $configure_ac = require_configure_ac;
 121       push @ARGV, $configure_ac;
 122     }
 123 }
 124
 125
 126 ## -------------- ##
 127 ## Main program.  ##
 128 ## -------------- ##
 129
 130 mktmpdir ('ah');
 131 switch_warning 'obsolete';
 132 parse_args;
 133
 134 # Preach.
 135 my $config_h_top = find_file ("config.h.top?",
 136                               reverse (@prepend_include), @include);
 137 my $config_h_bot = find_file ("config.h.bot?",
 138                               reverse (@prepend_include), @include);
 139 my $acconfig_h = find_file ("acconfig.h?",
 140                             reverse (@prepend_include), @include);
 141 if ($config_h_top || $config_h_bot || $acconfig_h)
 142   {
 143     my $msg = << "END";
 144     Using auxiliary files such as \`acconfig.h\', \`config.h.bot\'
 145     and \`config.h.top\', to define templates for \`config.h.in\'
 146     is deprecated and discouraged.
 147
 148     Using the third argument of \`AC_DEFINE\' and
 149     \`AC_DEFINE_UNQUOTED\' allows one to define a template without
 150     \`acconfig.h\':
 151
 152       AC_DEFINE([NEED_FUNC_MAIN], 1,
 153                 [Define if a function \`main\' is needed.])
 154
 155     More sophisticated templates can also be produced, see the
 156     documentation.
 157 END
 158     $msg =~ s/^    /WARNING: /gm;
 159     msg 'obsolete', $msg;
 160   }
 161
 162 # Set up autoconf.
 163 my $autoconf = "'$autom4te' --language=autoconf ";
 164 $autoconf .= join (' --include=', '', map { shell_quote ($_) } @include);
 165 $autoconf .= join (' --prepend-include=', '', map { shell_quote ($_) } @prepend_include);
 166 $autoconf .= ' --debug' if $debug;
 167 $autoconf .= ' --force' if $force;
 168 $autoconf .= ' --verbose' if $verbose;
 169
 170 # ----------------------- #
 171 # Real work starts here.  #
 172 # ----------------------- #
 173
 174 # Source what the traces are trying to tell us.
 175 verb "$me: running $autoconf to trace from $ARGV[0]";
 176 my $quoted_tmp = shell_quote ($tmp);
 177 xsystem ("$autoconf"
 178          # If you change this list, update the
 179          # `Autoheader-preselections' section of autom4te.in.
 180          . ' --trace AC_CONFIG_HEADERS:\'$$config_h ||= \'"\'"\'$1\'"\'"\';\''
 181          . ' --trace AH_OUTPUT:\'$$verbatim{\'"\'"\'$1\'"\'"\'} = \'"\'"\'$2\'"\'"\';\''
 182          . ' --trace AC_DEFINE_TRACE_LITERAL:\'$$symbol{\'"\'"\'$1\'"\'"\'} = 1;\''
 183          . " " . shell_quote ($ARGV[0]) . " >$quoted_tmp/traces.pl");
 184
 185 local (%verbatim, %symbol);
 186 debug "$me: \`do'ing $tmp/traces.pl:\n" . `sed 's/^/| /' $quoted_tmp/traces.pl`;
 187 do "$tmp/traces.pl";
 188 warn "couldn't parse $tmp/traces.pl: $@" if $@;
 189 unless ($config_h)
 190   {
 191     error "error: AC_CONFIG_HEADERS not found in $ARGV[0]";
 192     exit 1;
 193   }
 194
 195 # We template only the first CONFIG_HEADER.
 196 $config_h =~ s/ .*//;
 197 # Support "outfile[:infile]", defaulting infile="outfile.in".
 198 ($config_h, $config_h_in) = split (':', $config_h, 2);
 199 $config_h_in ||= "$config_h.in";
 200
 201 # %SYMBOL might contain things like `F77_FUNC(name,NAME)', but we keep
 202 # only the name of the macro.
 203 %symbol = map { s/\(.*//; $_ => 1 } keys %symbol;
 204
 205 my $out = new Autom4te::XFile ("> " . open_quote ("$tmp/config.hin"));
 206
 207 # Don't write "do not edit" -- it will get copied into the
 208 # config.h, which it's ok to edit.
 209 print $out "/* $config_h_in.  Generated from $ARGV[0] by autoheader.  */\n";
 210
 211 # Dump the top.
 212 if ($config_h_top)
 213   {
 214     my $in = new Autom4te::XFile ("< " . open_quote ($config_h_top));
 215     while ($_ = $in->getline)
 216       {
 217         print $out $_;
 218       }
 219   }
 220
 221 # Dump `acconfig.h', except for its bottom portion.
 222 if ($acconfig_h)
 223   {
 224     my $in = new Autom4te::XFile ("< " . open_quote ($acconfig_h));
 225     while ($_ = $in->getline)
 226       {
 227         last if /\@BOTTOM\@/;
 228         next if /\@TOP\@/;
 229         print $out $_;
 230       }
 231   }
 232
 233 # Dump the templates from `configure.ac'.
 234 foreach (sort keys %verbatim)
 235   {
 236     print $out "\n$verbatim{$_}\n";
 237   }
 238
 239 # Dump bottom portion of `acconfig.h'.
 240 if ($acconfig_h)
 241   {
 242     my $in = new Autom4te::XFile ("< " . open_quote ($acconfig_h));
 243     my $dump = 0;
 244     while ($_ = $in->getline)
 245       {
 246         print $out $_ if $dump;
 247         $dump = 1  if /\@BOTTOM\@/;
 248       }
 249   }
 250
 251 # Dump the bottom.
 252 if ($config_h_bot)
 253   {
 254     my $in = new Autom4te::XFile ("< " . open_quote ($config_h_bot));
 255     while ($_ = $in->getline)
 256       {
 257         print $out $_;
 258       }
 259   }
 260
 261 $out->close;
 262
 263 # Check that all the symbols have a template.
 264 {
 265   my $in = new Autom4te::XFile ("< " . open_quote ("$tmp/config.hin"));
 266   my $suggest_ac_define = 1;
 267   while ($_ = $in->getline)
 268     {
 269       my ($symbol) = /^\#\s*\w+\s+(\w+)/
 270         or next;
 271       delete $symbol{$symbol};
 272     }
 273   foreach (sort keys %symbol)
 274     {
 275       msg 'syntax', "warning: missing template: $_";
 276       if ($suggest_ac_define)
 277         {
 278           msg 'syntax',  "Use AC_DEFINE([$_], [], [Description])";
 279           $suggest_ac_define = 0;
 280         }
 281
 282     }
 283   exit 1
 284     if keys %symbol;
 285 }
 286
 287 update_file ("$tmp/config.hin", "$config_h_in", $force);
 288
 289 ### Setup "GNU" style for perl-mode and cperl-mode.
 290 ## Local Variables:
 291 ## perl-indent-level: 2
 292 ## perl-continued-statement-offset: 2
 293 ## perl-continued-brace-offset: 0
 294 ## perl-brace-offset: 0
 295 ## perl-brace-imaginary-offset: 0
 296 ## perl-label-offset: -2
 297 ## cperl-indent-level: 2
 298 ## cperl-brace-offset: 0
 299 ## cperl-continued-brace-offset: 0
 300 ## cperl-label-offset: -2
 301 ## cperl-extra-newline-before-brace: t
 302 ## cperl-merge-trailing-else: nil
 303 ## cperl-continued-statement-offset: 2
 304 ## End: