Fix gdk-pixbuf on windows

Change-Id: I24cfe6dee408d0a6108da31eddc3abcfd2256671

gdk-pixbuf/gdk-pixbuf-2.23.0-win32.patch

@@ -128,70 +128,74 @@
 +
 +/* Define to empty if `const' does not conform to ANSI C. */
 +#undef const    
---- misc/gdk-pixbuf-2.23.0/gdk-pixbuf/io-png.c	2010-07-10 02:54:35.000000000 +0200
-+++ misc/build/gdk-pixbuf-2.23.0/gdk-pixbuf/io-png.c	2011-03-22 02:18:55.515625000 +0100
-@@ -27,6 +27,7 @@
- #include <stdio.h>
- #include <stdlib.h>
- #include <png.h>
-+#include <pngstruct.h>
+--- misc/build/gdk-pixbuf-2.23.0/gdk-pixbuf/io-png.c
++++ misc/build/gdk-pixbuf-2.23.0/gdk-pixbuf/io-png.c
+@@ -30,6 +30,10 @@
+ #include <pngstruct.h>
  #include "gdk-pixbuf-private.h"
  
++#ifndef png_jmpbuf
++#  define png_jmpbuf(png_ptr) ((png_ptr)->png_jmpbuf)
++#endif
++
  
-@@ -183,7 +184,7 @@
+ 
+ static gboolean
+@@ -183,7 +183,7 @@ png_simple_error_callback(png_structp png_save_ptr,
                               error_msg);
          }
  
 -        longjmp (png_save_ptr->jmpbuf, 1);
-+        longjmp (png_save_ptr->png_jmpbuf, 1);
++        longjmp (png_jmpbuf (png_save_ptr), 1);
  }
  
  static void
-@@ -287,7 +288,7 @@
+@@ -287,7 +287,7 @@ gdk_pixbuf__png_image_load (FILE *f, GError **error)
  		return NULL;
  	}
  
 -	if (setjmp (png_ptr->jmpbuf)) {
-+	if (setjmp (png_ptr->png_jmpbuf)) {
++	if (setjmp (png_jmpbuf (png_ptr))) {
  	    	g_free (rows);
  
  		if (pixbuf)
-@@ -459,7 +460,7 @@
+@@ -459,7 +459,7 @@ gdk_pixbuf__png_image_begin_load (GdkPixbufModuleSizeFunc size_func,
                  return NULL;
          }
          
 -	if (setjmp (lc->png_read_ptr->jmpbuf)) {
-+	if (setjmp (lc->png_read_ptr->png_jmpbuf)) {
++	if (setjmp (png_jmpbuf (lc->png_read_ptr))) {
  		if (lc->png_info_ptr)
  			png_destroy_read_struct(&lc->png_read_ptr, NULL, NULL);
                  g_free(lc);
-@@ -531,7 +532,7 @@
+@@ -531,7 +531,7 @@ gdk_pixbuf__png_image_load_increment(gpointer context,
          lc->error = error;
          
          /* Invokes our callbacks as needed */
 -	if (setjmp (lc->png_read_ptr->jmpbuf)) {
-+	if (setjmp (lc->png_read_ptr->png_jmpbuf)) {
++	if (setjmp (png_jmpbuf (lc->png_read_ptr))) {
                  lc->error = NULL;
  		return FALSE;
  	} else {
-@@ -769,7 +770,7 @@
+@@ -769,7 +769,7 @@ png_error_callback(png_structp png_read_ptr,
                               error_msg);
          }
  
 -        longjmp (png_read_ptr->jmpbuf, 1);
-+        longjmp (png_read_ptr->png_jmpbuf, 1);
++        longjmp (png_jmpbuf (png_read_ptr), 1);
  }
  
  static void
-@@ -978,7 +979,7 @@
+@@ -978,7 +978,7 @@ static gboolean real_save_png (GdkPixbuf        *pixbuf,
  	       success = FALSE;
  	       goto cleanup;
         }
 -       if (setjmp (png_ptr->jmpbuf)) {
-+       if (setjmp (png_ptr->png_jmpbuf)) {
++       if (setjmp (png_jmpbuf (png_ptr))) {
  	       success = FALSE;
  	       goto cleanup;
         }
+
 --- misc/gdk-pixbuf-2.23.0/gdk-pixbuf/makefile.msc	2010-06-25 23:40:10.000000000 +0200
 +++ misc/build/gdk-pixbuf-2.23.0/gdk-pixbuf/makefile.msc	2011-03-24 06:13:30.515625000 +0100
 @@ -1,9 +1,19 @@