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https://github.com/nigels-com/glew.git
synced 2024-11-11 08:43:49 +00:00
[CoreSupport] Add code generation for sorted array of extension strings, which can index into array of pointers of extension enable flags.
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@ -198,7 +198,14 @@ $(S.DEST)/glew.c: $(EXT)/.dummy
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$(BIN)/make_def_var.pl GL $(GL_CORE_SPEC) >> $@
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$(BIN)/make_def_var.pl GL $(GL_EXT_SPEC) >> $@
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echo -e "\n#endif /* !GLEW_MX */\n" >> $@;
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echo -e "" >> $@;
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echo -e "\nstatic const char * _glewExtensionLookup[] = {" >> $@;
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$(BIN)/make_index.pl $(GL_EXT_SPEC) >> $@
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echo -e " NULL\n};\n" >> $@;
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echo -e "\n#if !defined(GLEW_MX)" >> $@;
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echo -e "\nstatic GLboolean* _glewEnabled[] = {" >> $@;
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$(BIN)/make_enable_index.pl $(GL_CORE_SPEC) $(GL_EXT_SPEC) >> $@
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echo -e " NULL\n};\n" >> $@;
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echo -e "\n#endif /* !GLEW_MX */\n" >> $@;
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$(BIN)/make_initd.pl GL $(GL_CORE_SPEC) >> $@
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$(BIN)/make_initd.pl GL $(GL_EXT_SPEC) >> $@
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echo -e "" >> $@;
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37
auto/bin/make_enable_index.pl
Executable file
37
auto/bin/make_enable_index.pl
Executable file
@ -0,0 +1,37 @@
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#!/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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##
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## Make Extension-enabled Index
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##
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my @extlist = ();
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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, $exacts) =
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parse_ext($ext);
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my $extvar = $extname;
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$extvar =~ s/GL(X*)_/GL$1EW_/;
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print "#ifdef $extname\n";
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print " &__$extvar,\n";
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print "#endif\n";
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}
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}
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38
auto/bin/make_index.pl
Executable file
38
auto/bin/make_index.pl
Executable file
@ -0,0 +1,38 @@
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#!/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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##
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## Make Index
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##
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## Output sorted array of extension strings for indexing into extension
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## enable/disable flags. This provides a way to convert an extension string
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## into an integer index.
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##
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my @extlist = ();
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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, $exacts) =
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parse_ext($ext);
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print "#ifdef $extname\n";
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print " \"$extstring\",\n";
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print "#endif\n";
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}
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}
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