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https://github.com/Perlmint/glew-cmake.git
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65 lines
1.6 KiB
Perl
65 lines
1.6 KiB
Perl
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#!/usr/bin/perl
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#
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# Copyright (C) 2003 Marcelo E. Magallon <mmagallo@debian.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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#---------------------------------------------------------------------------------------
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# function pointer definition
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sub make_pfn_def($%)
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{
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return "PFN" . (uc $_[0]) . "PROC " . prefixname($_[0]) . " = NULL;";
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}
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# function pointer definition
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sub make_pfn_def_init($%)
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{
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my $name = prefixname($_[0]);
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return " r = r || (" . $name . " = (PFN" . (uc $_[0]) . "PROC)glewGetProcAddress(\"" . $_[0] . "\")) == NULL;";
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}
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#---------------------------------------------------------------------------------------
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my @extlist = ();
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my %extensions = ();
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if (@ARGV)
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{
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@extlist = @ARGV;
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} else {
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local $/;
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@extlist = split "\n", (<>);
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}
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foreach my $ext (sort @extlist)
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{
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my ($extname, $types, $tokens, $functions, $exacts) = parse_ext($ext);
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make_separator($extname);
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print "#ifdef $extname\n";
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if (keys %$functions)
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{
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output_decls($functions, \&make_pfn_def);
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print "\n";
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}
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my $extvar = $extname;
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my $extvardef = $extname;
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$extvar =~ s/GL(X*)_/GL$1EW_/;
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if (keys %$functions)
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{
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print "static GLboolean _glewInit_$extname (void)\n{\n GLboolean r = GL_FALSE;\n";
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output_decls($functions, \&make_pfn_def_init);
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print "\n return r;\n}\n";
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}
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print "\nGLboolean $extvar = GL_FALSE;\n\n";
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print "#endif /* $extname */\n\n";
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}
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