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path: root/packages/media-libs/imlib2/files/imlib2-1.4.4-libpng-1.5.patch
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Source: Thomas Klausner (http://sourceforge.net/mailarchive/message.php?msg_id=26972342)
Upstream: partially (http://trac.enlightenment.org/e/changeset/57170/trunk/imlib2/src/modules/loaders/loader_png.c)
Reason: compile failure using libpng-1.5

$NetBSD: patch-af,v 1.4 2011/01/14 10:02:54 wiz Exp $
--- src/modules/loaders/loader_png.c.orig	2010-02-08 00:29:06.000000000 -0800
+++ src/modules/loaders/loader_png.c	2010-02-08 00:34:14.000000000 -0800
@@ -58,7 +58,7 @@
              fclose(f);
              return 0;
           }
-        if (setjmp(png_ptr->jmpbuf))
+        if (setjmp(png_jmpbuf(png_ptr)))
           {
              png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
              fclose(f);
@@ -238,7 +238,7 @@
    png_structp         png_ptr;
    png_infop           info_ptr;
    DATA32             *ptr;
-   int                 x, y, j;
+   int                 x, y, j, interlace;
    png_bytep           row_ptr, data = NULL;
    png_color_8         sig_bit;
    int                 pl = 0;
@@ -265,7 +265,7 @@
         png_destroy_write_struct(&png_ptr, (png_infopp) NULL);
         return 0;
      }
-   if (setjmp(png_ptr->jmpbuf))
+   if (setjmp(png_jmpbuf(png_ptr)))
      {
         fclose(f);
         png_destroy_write_struct(&png_ptr, (png_infopp) & info_ptr);
@@ -274,11 +274,11 @@
      }
 
    /* check whether we should use interlacing */
+   interlace = PNG_INTERLACE_NONE;
    if ((tag = __imlib_GetTag(im, "interlacing")) && tag->val)
      {
 #ifdef PNG_WRITE_INTERLACING_SUPPORTED
-          png_ptr->interlaced = PNG_INTERLACE_ADAM7;
-          num_passes = png_set_interlace_handling(png_ptr);
+	  interlace = PNG_INTERLACE_ADAM7;
 #endif
      }
 
@@ -286,7 +286,7 @@
    if (im->flags & F_HAS_ALPHA)
      {
         png_set_IHDR(png_ptr, info_ptr, im->w, im->h, 8,
-                     PNG_COLOR_TYPE_RGB_ALPHA, png_ptr->interlaced,
+                     PNG_COLOR_TYPE_RGB_ALPHA, interlace,
                      PNG_COMPRESSION_TYPE_BASE, PNG_FILTER_TYPE_BASE);
 #ifdef WORDS_BIGENDIAN
         png_set_swap_alpha(png_ptr);
@@ -297,7 +297,7 @@
    else
      {
         png_set_IHDR(png_ptr, info_ptr, im->w, im->h, 8, PNG_COLOR_TYPE_RGB,
-                     png_ptr->interlaced, PNG_COMPRESSION_TYPE_BASE,
+                     interlace, PNG_COMPRESSION_TYPE_BASE,
                      PNG_FILTER_TYPE_BASE);
         data = malloc(im->w * 3 * sizeof(char));
      }
@@ -344,6 +344,10 @@
    png_set_shift(png_ptr, &sig_bit);
    png_set_packing(png_ptr);
 
+#ifdef PNG_WRITE_INTERLACING_SUPPORTED
+     num_passes = png_set_interlace_handling(png_ptr);
+#endif
+
    for (pass = 0; pass < num_passes; pass++)
      {
       ptr = im->data;