gtk/gdk-pixbuf/makegdkpixbufalias.pl
Matthias Clasen cb42ec588c New option --disable-visibility to disable the use of ELF visibility
Tue Sep 14 22:01:49 2004  Matthias Clasen  <maclas@gmx.de>

	* configure.in: New option --disable-visibility to disable
	the use of ELF visibility attributes for PLT reduction.

	* gtk/makegtkalias.pl:
	* gdk/makegdkalias.pl: Respect the DISABLE_VISIBILITY
	define.
2004-09-15 02:03:58 +00:00

109 lines
1.5 KiB
Perl
Executable File

#!/usr/bin/perl -w
print <<EOF;
/* Generated by makegdkpixbufalias.pl */
#ifndef DISABLE_VISIBILITY
#include <glib.h>
#ifdef G_HAVE_GNUC_VISIBILITY
#ifdef GDK_PIXBUF_DISABLE_DEPRECATED
#define WAS_NO_DEPR
#endif
#undef GDK_PIXBUF_DISABLE_DEPRECATED
#ifdef G_DISABLE_DEPRECATED
#define WAS_NO_G_DEPR
#endif
#undef G_DISABLE_DEPRECATED
#include "gdk-pixbuf.h"
#include "gdk-pixdata.h"
EOF
while (<>) {
# ignore empty lines
next if /^\s*$/;
# skip comments
if ($_ =~ /^\s*\/\*/)
{
$in_comment = 1;
}
if ($in_comment)
{
if ($_ =~ /\*\/\s$/)
{
$in_comment = 0;
}
next;
}
# handle ifdefs
if ($_ =~ /^\#endif/)
{
if (!$in_skipped_section)
{
print $_;
}
$in_skipped_section = 0;
next;
}
if ($_ =~ /^\#ifdef\s+INCLUDE_VARIABLES/)
{
$in_skipped_section = 1;
}
if ($in_skipped_section)
{
next;
}
if ($_ =~ /^\#ifdef\s+G/)
{
print $_;
next;
}
my $str = $_;
chomp($str);
my $alias = "IA__".$str;
print <<EOF
extern __typeof ($str) $alias __attribute((visibility("hidden")));
extern __typeof ($str) $str __attribute((alias("$alias"), visibility("default")));
\#define $str $alias
EOF
}
print <<EOF;
#ifdef WAS_NO_DEPR
#define GDK_PIXBUF_DISABLE_DEPRECATED
#undef WAS_NO_DEPR
#endif
#ifdef WAS_NO_G_DEPR
#define G_DISABLE_DEPRECATED
#undef WAS_NO_G_DEPR
#endif
#endif /* G_HAVE_GNUC_VISIBILITY */
#endif /* DISABLE_VISIBILITY */
EOF