Fix png support to allow compiling with libpng-1.5 (Bug#7908).

* image.c (fn_png_longjmp, fn_png_set_longjmp_fn): New png
function definitions for compiling with libpng-1.5.
(PNG_LONGJMP, PNG_JMPBUF): New macros for libpng-1.5.
(my_png_error, png_load): Use them.  Suggested by Thomas Klausner.

1 files changed, 8 insertions, 0 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index a6e8d04d7c0..1d14be1ab70 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,11 @@
+2011-01-29  Chong Yidong  <cyd@stupidchicken.com>
+
+        * image.c (fn_png_longjmp, fn_png_set_longjmp_fn): New png
+        function definitions for compiling with libpng-1.5.
+        (PNG_LONGJMP, PNG_JMPBUF): New macros for libpng-1.5.
+        (my_png_error, png_load): Use them.  Suggested by Thomas Klausner
+        (Bug#7908).
+
 2011-01-28  Chong Yidong  <cyd@stupidchicken.com>
 
         * m/intel386.h: Define NO_ARG_ARRAY.  Suggested by Dan Nicolaescu.