guix/gnu/packages/patches/plotutils-libpng-jmpbuf.patch
Ludovic Courtès 8e5e7299d1 gnu: plotutils: Allow compilation with newer libpng.
* gnu-system.am (dist_patch_DATA): Add it.
* gnu/packages/patches/plotutils-libpng-jmpbuf.patch: New file.
* gnu/packages/plotutils.scm (plotutils): Add
  `plotutils-libpng-jmpbuf.patch' as an input, and apply it.
2013-07-12 22:25:30 +02:00

23 lines
746 B
Diff

Use the `png_jmpbuf' accessor, as recommended since libpng 1.4.0:
http://www.libpng.org/pub/png/src/libpng-1.2.x-to-1.4.x-summary.txt .
--- plotutils-2.6/libplot/z_write.c 2013-07-12 17:19:12.000000000 +0200
+++ plotutils-2.6/libplot/z_write.c 2013-07-12 17:19:07.000000000 +0200
@@ -164,7 +164,7 @@ _pl_z_maybe_output_image (S___(Plotter *
}
/* cleanup after libpng errors (error handler does a longjmp) */
- if (setjmp (png_ptr->jmpbuf))
+ if (setjmp (png_jmpbuf (png_ptr)))
{
png_destroy_write_struct (&png_ptr, (png_info **)NULL);
return -1;
@@ -444,7 +444,7 @@ _our_error_fn_stdio (png_struct *png_ptr
#endif
}
- longjmp (png_ptr->jmpbuf, 1);
+ longjmp (png_jmpbuf (png_ptr), 1);
}
static void