mewin/libpng
1
0
Fork 0
mirror of https://git.code.sf.net/p/libpng/code.git synced 2025-07-10 18:04:09 +02:00
Code Issues Projects Releases Wiki Activity

[devel] Reverted previous change (png_memset loop)

Browse Source 
It does not seem to promise any benefit to libpng.
This commit is contained in:
Glenn Randers-Pehrson
2009-08-29 16:25:19 -05:00
parent 10ee432860
commit 8551d59672
3 changed files with 1 additions and 28 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
ANNOUNCE
View File

@@ -535,8 +535,6 @@ version 1.4.0beta77 [August 27, 2009]
Various bugfixes and improvements to CMakeLists.txt (Philip Lowman)
version 1.4.0beta78 [August 29, 2009]
Added abililty to configure libpng to use a loop instead of memset(),
using PNG_USE_MEMSET_LOOP.
version 1.4.0betaN [future]
Build shared libraries with -lz and sometimes -lm.

2
CHANGES
View File

@@ -2221,8 +2221,6 @@ version 1.4.0beta77 [August 27, 2009]
Various bugfixes and improvements to CMakeLists.txt (Philip Lowman)
version 1.4.0beta78 [August 29, 2009]
Added abililty to configure libpng to use a loop instead of memset(),
using PNG_USE_MEMSET_LOOP.
version 1.4.0betaN [future]
Build shared libraries with -lz and sometimes -lm.

25
pngconf.h
View File

@@ -698,13 +698,6 @@
#define PNG_STRING_NEWLINE "\n"
#endif
/* Added at libpng-1.4.0 */
#if !defined(PNG_NO_USE_SYSTEM_MEMSET) || defined(PNG_USE_MEMSET_LOOP)
# ifndef PNG_USE_SYSTEM_MEMSET
# define PNG_USE_SYSTEM_MEMSET
# endif
#endif
/* These are currently experimental features, define them if you want */
/* very little testing */
@@ -1330,16 +1323,6 @@ typedef char FAR * FAR * FAR * png_charppp;
# endif
#endif
/* Added at libpng-1.4.0 */
#ifndef PNG_USE_SYSTEM_MEMSET
# define png_memset(array,value,num) \
{ \
int ipng_memset; \
for (ipng_memset=0; ipng_memset<(num); ++ipng_memset) \
((png_bytep)array)[ipng_memset] = (value); \
}
#endif
#if defined(USE_FAR_KEYWORD)
/* use this to make far-to-near assignments */
# define CHECK 1
@@ -1351,9 +1334,7 @@ typedef char FAR * FAR * FAR * png_charppp;
# define png_strlen _fstrlen
# define png_memcmp _fmemcmp /* SJT: added */
# define png_memcpy _fmemcpy
# ifndef png_memset
# define png_memset _fmemset
# endif
# define png_memset _fmemset
# define png_sprintf sprintf
#else
# if defined(_WINDOWS_) /* favor Windows over C runtime fns */
@@ -1364,9 +1345,7 @@ typedef char FAR * FAR * FAR * png_charppp;
# define png_strlen lstrlenA
# define png_memcmp memcmp
# define png_memcpy CopyMemory
# ifndef png_memset
# define png_memset memset
# endif
# define png_sprintf wsprintfA
# else
# define CVT_PTR(ptr) (ptr)
@@ -1376,9 +1355,7 @@ typedef char FAR * FAR * FAR * png_charppp;
# define png_strlen strlen
# define png_memcmp memcmp /* SJT: added */
# define png_memcpy memcpy
# ifndef png_memset
# define png_memset memset
# endif
# define png_sprintf sprintf
# ifndef PNG_NO_SNPRINTF
# ifdef _MSC_VER