summaryrefslogtreecommitdiffstats
path: root/src/3rdparty/libpng/pngtest.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/3rdparty/libpng/pngtest.c')
-rw-r--r--src/3rdparty/libpng/pngtest.c24
1 files changed, 17 insertions, 7 deletions
diff --git a/src/3rdparty/libpng/pngtest.c b/src/3rdparty/libpng/pngtest.c
index cbb7eb2..9084ada 100644
--- a/src/3rdparty/libpng/pngtest.c
+++ b/src/3rdparty/libpng/pngtest.c
@@ -1,7 +1,7 @@
/* pngtest.c - a simple test program to test libpng
*
- * Last changed in libpng 1.5.0 [January 6, 2011]
+ * Last changed in libpng 1.5.4 [July 7, 2011]
* Copyright (c) 1998-2011 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
@@ -31,6 +31,8 @@
* of files at once by typing "pngtest -m file1.png file2.png ..."
*/
+#define _POSIX_SOURCE 1
+
#include "zlib.h"
#include "png.h"
/* Copied from pngpriv.h but only used in error messages below. */
@@ -779,7 +781,7 @@ test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
int bit_depth, color_type;
#ifdef PNG_SETJMP_SUPPORTED
#ifdef USE_FAR_KEYWORD
- jmp_buf png_jmpbuf;
+ jmp_buf tmp_jmpbuf;
#endif
#endif
@@ -848,7 +850,7 @@ test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
#ifdef PNG_SETJMP_SUPPORTED
pngtest_debug("Setting jmpbuf for read struct");
#ifdef USE_FAR_KEYWORD
- if (setjmp(png_jmpbuf))
+ if (setjmp(tmp_jmpbuf))
#else
if (setjmp(png_jmpbuf(read_ptr)))
#endif
@@ -866,14 +868,14 @@ test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
return (1);
}
#ifdef USE_FAR_KEYWORD
- png_memcpy(png_jmpbuf(read_ptr), png_jmpbuf, png_sizeof(jmp_buf));
+ png_memcpy(png_jmpbuf(read_ptr), tmp_jmpbuf, png_sizeof(jmp_buf));
#endif
#ifdef PNG_WRITE_SUPPORTED
pngtest_debug("Setting jmpbuf for write struct");
#ifdef USE_FAR_KEYWORD
- if (setjmp(png_jmpbuf))
+ if (setjmp(tmp_jmpbuf))
#else
if (setjmp(png_jmpbuf(write_ptr)))
#endif
@@ -890,7 +892,7 @@ test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
}
#ifdef USE_FAR_KEYWORD
- png_memcpy(png_jmpbuf(write_ptr), png_jmpbuf, png_sizeof(jmp_buf));
+ png_memcpy(png_jmpbuf(write_ptr), tmp_jmpbuf, png_sizeof(jmp_buf));
#endif
#endif
#endif
@@ -913,6 +915,14 @@ test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
# endif
#endif
+#ifdef PNG_WRITE_CUSTOMIZE_ZTXT_COMPRESSION_SUPPORTED
+ /* Normally one would use Z_DEFAULT_STRATEGY for text compression.
+ * This is here just to make pngtest replicate the results from libpng
+ * versions prior to 1.5.4, and to test this new API.
+ */
+ png_set_text_compression_strategy(write_ptr, Z_FILTERED);
+#endif
+
if (status_dots_requested == 1)
{
#ifdef PNG_WRITE_SUPPORTED
@@ -1784,4 +1794,4 @@ main(int argc, char *argv[])
}
/* Generate a compiler error if there is an old png.h in the search path. */
-typedef png_libpng_version_1_5_1 Your_png_h_is_not_version_1_5_1;
+typedef png_libpng_version_1_5_4 Your_png_h_is_not_version_1_5_4;