[tuxpuck] Add the patch.

[Jon Ciesla]

commit a54afea9a9c4ed4c591a9e94e26c92625ebca9a6
Author: Jon Ciesla <limburgher at gmail.com>
Date:   Mon Jan 23 11:42:55 2012 -0600

    Add the patch.

 tuxpuck-0.8.2-libpng15.patch |   63 ++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 63 insertions(+), 0 deletions(-)
---
diff --git a/tuxpuck-0.8.2-libpng15.patch b/tuxpuck-0.8.2-libpng15.patch
new file mode 100644
index 0000000..5ead827
--- /dev/null
+++ b/tuxpuck-0.8.2-libpng15.patch
@@ -0,0 +1,63 @@
+--- png.c~	2012-01-23 11:24:42.009769436 -0600
++++ png.c	2012-01-23 11:23:04.892426349 -0600
+@@ -74,7 +74,7 @@
+    * the normal method of doing things with libpng).  REQUIRED unless you
+    * set up your own error handlers in png_create_read_struct() earlier.
+    */
+-  if (setjmp(png_ptr->jmpbuf)) {
++  if (setjmp(png_jmpbuf(png_ptr))) {
+     SDL_SetError("Error reading the PNG file.");
+     goto done;
+   }
+@@ -142,9 +142,9 @@
+       Rmask = 0x000000FF;
+       Gmask = 0x0000FF00;
+       Bmask = 0x00FF0000;
+-      Amask = (info_ptr->channels == 4) ? 0xFF000000 : 0;
++      Amask = (png_get_channels(png_ptr, info_ptr) == 4) ? 0xFF000000 : 0;
+     } else {
+-      int s = (info_ptr->channels == 4) ? 0 : 8;
++      int s = (png_get_channels(png_ptr, info_ptr) == 4) ? 0 : 8;
+       Rmask = 0xFF000000 >> s;
+       Gmask = 0x00FF0000 >> s;
+       Bmask = 0x0000FF00 >> s;
+@@ -152,7 +152,7 @@
+     }
+   }
+   surface = SDL_AllocSurface(SDL_SWSURFACE, width, height,
+-			     bit_depth * info_ptr->channels, Rmask, Gmask,
++			     bit_depth * png_get_channels(png_ptr, info_ptr), Rmask, Gmask,
+ 			     Bmask, Amask);
+   if (surface == NULL) {
+     SDL_SetError("Out of memory");
+@@ -188,6 +188,11 @@
+   png_read_end(png_ptr, info_ptr);
+ 
+   /* Load the palette, if any */
++  
++  png_uint_32 pnum_palette;
++  png_colorp ppalette;
++  png_get_PLTE(png_ptr, info_ptr, &ppalette, &pnum_palette);
++  
+   palette = surface->format->palette;
+   if (palette) {
+     if (color_type == PNG_COLOR_TYPE_GRAY) {
+@@ -197,12 +202,12 @@
+ 	palette->colors[i].g = i;
+ 	palette->colors[i].b = i;
+       }
+-    } else if (info_ptr->num_palette > 0) {
+-      palette->ncolors = info_ptr->num_palette;
+-      for (i = 0; i < info_ptr->num_palette; ++i) {
+-	palette->colors[i].b = info_ptr->palette[i].blue;
+-	palette->colors[i].g = info_ptr->palette[i].green;
+-	palette->colors[i].r = info_ptr->palette[i].red;
++    } else if ( pnum_palette > 0) {
++      palette->ncolors = pnum_palette;
++      for (i = 0; i < pnum_palette; ++i) {
++	palette->colors[i].b = ppalette[i].blue;
++	palette->colors[i].g = ppalette[i].green;
++	palette->colors[i].r = ppalette[i].red;
+       }
+     }
+   }