From fb724e553757e9d3344be443ab5f329afc9bf91c Mon Sep 17 00:00:00 2001 From: Eli Zaretskii Date: Mon, 3 Jan 2011 21:32:41 +0200 Subject: [PATCH] Don't use png_jmpbuf, it doesn't work with dynamic loading. image.c (png_jmpbuf): Remove definition. (my_png_error, png_load): Don't use png_jmpbuf. --- src/ChangeLog | 5 +++++ src/image.c | 10 ++-------- 2 files changed, 7 insertions(+), 8 deletions(-) diff --git a/src/ChangeLog b/src/ChangeLog index 17952ed10b2..f947b5aeef6 100644 --- a/src/ChangeLog +++ b/src/ChangeLog @@ -1,3 +1,8 @@ +2011-01-03 Eli Zaretskii + + * image.c (png_jmpbuf): Remove definition. + (my_png_error, png_load): Don't use png_jmpbuf. + 2010-12-31 Eli Zaretskii * image.c : New variable. diff --git a/src/image.c b/src/image.c index 070ed32d59b..8dcd2da67d4 100644 --- a/src/image.c +++ b/src/image.c @@ -5648,12 +5648,6 @@ init_png_functions (Lisp_Object libraries) #endif /* HAVE_NTGUI */ -/* libpng before 1.4.0 didn't have png_jmpbuf; v1.4.0 and later - deprecate direct access to png_ptr fields. */ -#ifndef png_jmpbuf -# define png_jmpbuf(PTR) ((PTR)->jmpbuf) -#endif - /* Error and warning handlers installed when the PNG library is initialized. */ @@ -5666,7 +5660,7 @@ my_png_error (png_ptr, msg) /* Avoid compiler warning about deprecated direct access to png_ptr's fields in libpng versions 1.4.x. */ image_error ("PNG error: %s", build_string (msg), Qnil); - longjmp (png_jmpbuf (png_ptr), 1); + longjmp (png_ptr->jmpbuf, 1); } @@ -5842,7 +5836,7 @@ png_load (f, img) /* Set error jump-back. We come back here when the PNG library detects an error. */ - if (setjmp (png_jmpbuf (png_ptr))) + if (setjmp (png_ptr->jmpbuf)) { error: if (png_ptr)