buildroot

Support for libpng 1.5+ shamelessly taken from Gentoo.

​

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>

​

--- a/libmb/mbpixbuf.c

+++ b/libmb/mbpixbuf.c

@@ -247,7 +247,7 @@

     return NULL;

   }

-  if ( setjmp( png_ptr->jmpbuf ) ) {

+  if ( setjmp( png_jmpbuf(png_ptr) ) ) {

     png_destroy_read_struct( &png_ptr, &info_ptr, NULL);

     fclose(fd);

     return NULL;

@@ -269,8 +269,8 @@

       ( color_type == PNG_COLOR_TYPE_GRAY_ALPHA ))

     png_set_gray_to_rgb(png_ptr);

-  if ( info_ptr->color_type == PNG_COLOR_TYPE_RGB_ALPHA 

-       || info_ptr->color_type == PNG_COLOR_TYPE_GRAY_ALPHA

+  if ( color_type == PNG_COLOR_TYPE_RGB_ALPHA 

+       || color_type == PNG_COLOR_TYPE_GRAY_ALPHA

        )

     *has_alpha = 1;

   else