glew-cmake/auto/bin/make_header.pl
ikits e05b00b463 added glew mx
git-svn-id: https://glew.svn.sourceforge.net/svnroot/glew/trunk/glew@203 783a27ee-832a-0410-bc00-9f386506c6dd
2004-02-01 18:13:06 +00:00

82 lines
1.8 KiB
Perl
Executable File

#!/usr/bin/perl
#
# Copyright (C) 2003 Marcelo E. Magallon <mmagallo@debian.org>
# Copyright (C) 2003 Milan Ikits <milan.ikits@ieee.org>
#
# This program is distributed under the terms and conditions of the GNU
# General Public License Version 2 as published by the Free Software
# Foundation or, at your option, any later version.
use strict;
use warnings;
do 'bin/make.pl';
# token
sub make_define($$)
{
return "#define $_[0] $_[1]"
}
# type declaration
sub make_type($$)
{
return "typedef $_[1] $_[0];"
}
# function pointer type declaration
sub make_pfn_type($%)
{
our $api;
return join(' ', "typedef", $_[1]->{rtype},
"($api * PFN" . (uc $_[0]) . "PROC)",
"(" . $_[1]->{parms} . ")") . ";";
}
# function name alias
sub make_pfn_alias($%)
{
our $type;
return join(" ", "#define", $_[0], $type . "EW_GET_CONTEXT(" . prefixname($_[0]) . ")")
}
# function pointer declaration
sub make_pfn_decl($%)
{
return "GLEWAPI PFN" . (uc $_[0]) . "PROC " . prefixname($_[0]) . ";";
}
my @extlist = ();
my %extensions = ();
our $api = shift;
our $type = shift;
if (@ARGV)
{
@extlist = @ARGV;
} else {
local $/;
@extlist = split "\n", (<>);
}
foreach my $ext (sort @extlist)
{
my ($extname, $exturl, $types, $tokens, $functions, $exacts) = parse_ext($ext);
make_separator($extname);
print "#ifndef $extname\n#define $extname 1\n";
output_tokens($tokens, \&make_define);
output_types($types, \&make_type);
output_exacts($exacts, \&make_exact);
output_decls($functions, \&make_pfn_type);
#output_decls($functions, \&make_pfn_decl);
output_decls($functions, \&make_pfn_alias);
my $extvar = $extname;
$extvar =~ s/GL(X*)_/GL$1EW_/;
print "\n#define $extvar " . $type . "EW_GET_CONTEXT(" . prefix_varname($extvar) . ")\n";
print "\n#endif /* $extname */\n\n";
}