mirror of
https://github.com/Perlmint/glew-cmake.git
synced 2024-11-14 19:13:48 +00:00
75 lines
1.7 KiB
Perl
Executable File
75 lines
1.7 KiB
Perl
Executable File
#!/usr/bin/perl
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##
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## Copyright (C) 2002-2008, Marcelo E. Magallon <mmagallo[]debian org>
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## Copyright (C) 2002-2008, Milan Ikits <milan ikits[]ieee org>
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##
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## This program is distributed under the terms and conditions of the GNU
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## General Public License Version 2 as published by the Free Software
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## Foundation or, at your option, any later version.
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use strict;
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use warnings;
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do 'bin/make.pl';
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# token
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sub make_define($$)
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{
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return "#define $_[0] $_[1]"
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}
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# type declaration
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sub make_type($$)
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{
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return "@_;"
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}
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# function pointer type declaration
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sub make_pfn_type($%)
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{
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our $api;
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return join(' ', "typedef", $_[1]->{rtype},
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"($api * PFN" . (uc $_[0]) . "PROC)",
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"(" . $_[1]->{parms} . ")") . ";";
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}
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# function name alias
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sub make_pfn_alias($%)
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{
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our $type;
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return join(" ", "#define", $_[0], $type . "EW_GET_FUN(" . prefixname($_[0]) . ")")
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}
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my @extlist = ();
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my %extensions = ();
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our $api = shift;
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our $type = shift;
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if (@ARGV)
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{
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@extlist = @ARGV;
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foreach my $ext (sort @extlist)
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{
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my ($extname, $exturl, $extstring, $types, $tokens, $functions, $exacts) = parse_ext($ext);
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make_separator($extname);
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print "#ifndef $extname\n";
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output_tokens($tokens, \&make_define);
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output_types($types, \&make_type);
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output_exacts($exacts, \&make_exact);
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output_decls($functions, \&make_pfn_type);
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print "\n#if !defined(GLEW_SUBSET) || defined(GLEW_SUBSET_$extname)\n";
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print "#define $extname 1\n";
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output_decls($functions, \&make_pfn_alias);
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print "\n#endif /* GLEW_SUBSET_$extname */\n";
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my $extvar = $extname;
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$extvar =~ s/GL(X*)_/GL$1EW_/;
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print "\n#define $extvar " . $type . "EW_GET_VAR(" . prefix_varname($extvar) . ")\n";
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print "\n#endif /* $extname */\n\n";
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}
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}
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