pkgs/development/libraries/libdevil/ftbfs-libpng15.patch

   1 Source: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=649554
   2 --- devil-1.7.8.orig/src-IL/src/il_icon.c
   3 +++ devil-1.7.8/src-IL/src/il_icon.c
   4 @@ -525,7 +525,11 @@
   5
   6         // Expand low-bit-depth grayscale images to 8 bits
   7         if (ico_color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8) {
   8 +#if PNG_LIBPNG_VER_MAJOR >= 1 && PNG_LIBPNG_VER_MINOR >= 4
   9 +               png_set_expand_gray_1_2_4_to_8(ico_png_ptr);
  10 +#else
  11                 png_set_gray_1_2_4_to_8(ico_png_ptr);
  12 +#endif
  13         }
  14
  15         // Expand RGB images with transparency to full alpha channels
  16 only in patch2:
  17 unchanged:
  18 --- devil-1.7.8.orig/src-IL/src/il_png.c
  19 +++ devil-1.7.8/src-IL/src/il_png.c
  20 @@ -278,7 +278,11 @@
  21
  22         // Expand low-bit-depth grayscale images to 8 bits
  23         if (png_color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8) {
  24 +#if PNG_LIBPNG_VER_MAJOR >= 1 && PNG_LIBPNG_VER_MINOR >= 4
  25 +               png_set_expand_gray_1_2_4_to_8(png_ptr);
  26 +#else
  27                 png_set_gray_1_2_4_to_8(png_ptr);
  28 +#endif
  29         }
  30
  31         // Expand RGB images with transparency to full alpha channels