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#! /usr/bin/perl # -*- Perl -*- # Generated from autoheader.in; do not edit by hand. eval 'case $# in 0) exec /usr/bin/perl -S "$0";; *) exec /usr/bin/perl -S "$0" "$@";; esac' if 0; # autoheader -- create `config.h.in' from `configure.ac' # Copyright (C) 1992-1994, 1996, 1998-2012 Free Software Foundation, # Inc. # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # You should have received a copy of the GNU General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. # Written by Roland McGrath. # Rewritten in Perl by Akim Demaille. BEGIN { my $pkgdatadir = $ENV{'autom4te_perllibdir'} || '/usr/share/autoconf'; unshift @INC, "$pkgdatadir"; # Override SHELL. On DJGPP SHELL may not be set to a shell # that can handle redirection and quote arguments correctly, # e.g.: COMMAND.COM. For DJGPP always use the shell that configure # has detected. $ENV{'SHELL'} = '/bin/sh' if ($^O eq 'dos'); } use Autom4te::ChannelDefs; use Autom4te::Channels; use Autom4te::Configure_ac; use Autom4te::FileUtils; use Autom4te::General; use Autom4te::XFile; use strict; # Using `do FILE', we need `local' vars. use vars qw ($config_h %verbatim %symbol); # Lib files. my $autom4te = $ENV{'AUTOM4TE'} || '/usr/bin/autom4te'; local $config_h; my $config_h_in; my @prepend_include; my @include; # $HELP # ----- $help = "Usage: $0 [OPTION]... [TEMPLATE-FILE] Create a template file of C \`\#define\' statements for \`configure\' to use. To this end, scan TEMPLATE-FILE, or \`configure.ac\' if present, or else \`configure.in\'. -h, --help print this help, then exit -V, --version print version number, then exit -v, --verbose verbosely report processing -d, --debug don\'t remove temporary files -f, --force consider all files obsolete -W, --warnings=CATEGORY report the warnings falling in CATEGORY " . Autom4te::ChannelDefs::usage () . " Library directories: -B, --prepend-include=DIR prepend directory DIR to search path -I, --include=DIR append directory DIR to search path Report bugs to <bug-autoconf\@gnu.org>. GNU Autoconf home page: <http://www.gnu.org/software/autoconf/>. General help using GNU software: <http://www.gnu.org/gethelp/>. "; # $VERSION # -------- $version = "autoheader (GNU Autoconf) 2.69 Copyright (C) 2012 Free Software Foundation, Inc. License GPLv3+/Autoconf: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>, <http://gnu.org/licenses/exceptions.html> This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Written by Roland McGrath and Akim Demaille. "; ## ---------- ## ## Routines. ## ## ---------- ## # parse_args () # ------------- # Process any command line arguments. sub parse_args () { my $srcdir; parse_WARNINGS; getopt ('I|include=s' => \@include, 'B|prepend-include=s' => \@prepend_include, 'W|warnings=s' => \&parse_warnings); if (! @ARGV) { my $configure_ac = require_configure_ac; push @ARGV, $configure_ac; } } ## -------------- ## ## Main program. ## ## -------------- ## mktmpdir ('ah'); switch_warning 'obsolete'; parse_args; # Preach. my $config_h_top = find_file ("config.h.top?", reverse (@prepend_include), @include); my $config_h_bot = find_file ("config.h.bot?", reverse (@prepend_include), @include); my $acconfig_h = find_file ("acconfig.h?", reverse (@prepend_include), @include); if ($config_h_top || $config_h_bot || $acconfig_h) { my $msg = << "END"; Using auxiliary files such as \`acconfig.h\', \`config.h.bot\' and \`config.h.top\', to define templates for \`config.h.in\' is deprecated and discouraged. Using the third argument of \`AC_DEFINE\' and \`AC_DEFINE_UNQUOTED\' allows one to define a template without \`acconfig.h\': AC_DEFINE([NEED_FUNC_MAIN], 1, [Define if a function \`main\' is needed.]) More sophisticated templates can also be produced, see the documentation. END $msg =~ s/^ /WARNING: /gm; msg 'obsolete', $msg; } # Set up autoconf. my $autoconf = "'$autom4te' --language=autoconf "; $autoconf .= join (' --include=', '', map { shell_quote ($_) } @include); $autoconf .= join (' --prepend-include=', '', map { shell_quote ($_) } @prepend_include); $autoconf .= ' --debug' if $debug; $autoconf .= ' --force' if $force; $autoconf .= ' --verbose' if $verbose; # ----------------------- # # Real work starts here. # # ----------------------- # # Source what the traces are trying to tell us. verb "$me: running $autoconf to trace from $ARGV[0]"; my $quoted_tmp = shell_quote ($tmp); xsystem ("$autoconf" # If you change this list, update the # `Autoheader-preselections' section of autom4te.in. . ' --trace AC_CONFIG_HEADERS:\'$$config_h ||= \'"\'"\'$1\'"\'"\';\'' . ' --trace AH_OUTPUT:\'$$verbatim{\'"\'"\'$1\'"\'"\'} = \'"\'"\'$2\'"\'"\';\'' . ' --trace AC_DEFINE_TRACE_LITERAL:\'$$symbol{\'"\'"\'$1\'"\'"\'} = 1;\'' . " " . shell_quote ($ARGV[0]) . " >$quoted_tmp/traces.pl"); local (%verbatim, %symbol); debug "$me: \`do'ing $tmp/traces.pl:\n" . `sed 's/^/| /' $quoted_tmp/traces.pl`; do "$tmp/traces.pl"; warn "couldn't parse $tmp/traces.pl: $@" if $@; unless ($config_h) { error "error: AC_CONFIG_HEADERS not found in $ARGV[0]"; exit 1; } # We template only the first CONFIG_HEADER. $config_h =~ s/ .*//; # Support "outfile[:infile]", defaulting infile="outfile.in". ($config_h, $config_h_in) = split (':', $config_h, 2); $config_h_in ||= "$config_h.in"; # %SYMBOL might contain things like `F77_FUNC(name,NAME)', but we keep # only the name of the macro. %symbol = map { s/\(.*//; $_ => 1 } keys %symbol; my $out = new Autom4te::XFile ("> " . open_quote ("$tmp/config.hin")); # Don't write "do not edit" -- it will get copied into the # config.h, which it's ok to edit. print $out "/* $config_h_in. Generated from $ARGV[0] by autoheader. */\n"; # Dump the top. if ($config_h_top) { my $in = new Autom4te::XFile ("< " . open_quote ($config_h_top)); while ($_ = $in->getline) { print $out $_; } } # Dump `acconfig.h', except for its bottom portion. if ($acconfig_h) { my $in = new Autom4te::XFile ("< " . open_quote ($acconfig_h)); while ($_ = $in->getline) { last if /\@BOTTOM\@/; next if /\@TOP\@/; print $out $_; } } # Dump the templates from `configure.ac'. foreach (sort keys %verbatim) { print $out "\n$verbatim{$_}\n"; } # Dump bottom portion of `acconfig.h'. if ($acconfig_h) { my $in = new Autom4te::XFile ("< " . open_quote ($acconfig_h)); my $dump = 0; while ($_ = $in->getline) { print $out $_ if $dump; $dump = 1 if /\@BOTTOM\@/; } } # Dump the bottom. if ($config_h_bot) { my $in = new Autom4te::XFile ("< " . open_quote ($config_h_bot)); while ($_ = $in->getline) { print $out $_; } } $out->close; # Check that all the symbols have a template. { my $in = new Autom4te::XFile ("< " . open_quote ("$tmp/config.hin")); my $suggest_ac_define = 1; while ($_ = $in->getline) { my ($symbol) = /^\#\s*\w+\s+(\w+)/ or next; delete $symbol{$symbol}; } foreach (sort keys %symbol) { msg 'syntax', "warning: missing template: $_"; if ($suggest_ac_define) { msg 'syntax', "Use AC_DEFINE([$_], [], [Description])"; $suggest_ac_define = 0; } } exit 1 if keys %symbol; } update_file ("$tmp/config.hin", "$config_h_in", $force); ### Setup "GNU" style for perl-mode and cperl-mode. ## Local Variables: ## perl-indent-level: 2 ## perl-continued-statement-offset: 2 ## perl-continued-brace-offset: 0 ## perl-brace-offset: 0 ## perl-brace-imaginary-offset: 0 ## perl-label-offset: -2 ## cperl-indent-level: 2 ## cperl-brace-offset: 0 ## cperl-continued-brace-offset: 0 ## cperl-label-offset: -2 ## cperl-extra-newline-before-brace: t ## cperl-merge-trailing-else: nil ## cperl-continued-statement-offset: 2 ## End:
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