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[libpng15] Enabled renaming of the extern (but not DLL exported) ARM filter

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functions.  Also enabled inclusion of pngpriv.h in non-C files by preventing
C/C++ specific definitions if PNG_VERSION_INFO_ONLY is defined.
This commit is contained in:
John Bowler 2013-02-04 17:49:11 -06:00 committed by Glenn Randers-Pehrson
parent 6636826302
commit c9f2269857
4 changed files with 32 additions and 13 deletions
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7
ANNOUNCE
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@ -1,5 +1,5 @@
Libpng 1.5.15beta01 - January 24, 2013
Libpng 1.5.15beta01 - February 4, 2013
This is not intended to be a public release. It will be replaced
within a few weeks by a public version or by another test version.
@ -26,7 +26,10 @@ Other information:
Changes since the last public release (1.5.14):
Version 1.5.15beta01 [January 24, 2013]
Version 1.5.15beta01 [February 4, 2013]
Enabled renaming of the extern (but not DLL exported) ARM filter functions.
Also enabled inclusion of pngpriv.h in non-C files by preventing C/C++
specific definitions if PNG_VERSION_INFO_ONLY is defined.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit

5
CHANGES
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@ -3983,7 +3983,10 @@ Version 1.5.14rc03 [January 18, 2013]
Version 1.5.14 [January 24, 2013]
Removed an obsolete line from the manual.
Version 1.5.15beta01 [January 24, 2013]
Version 1.5.15beta01 [February 4, 2013]
Enabled renaming of the extern (but not DLL exported) ARM filter functions.
Also enabled inclusion of pngpriv.h in non-C files by preventing C/C++
specific definitions if PNG_VERSION_INFO_ONLY is defined.
===========================================================================
NOTICE November 17, 2012:

4
arm/filter_neon.S
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@ -10,6 +10,10 @@
* and license in png.h
*/
/* This is required to get the symbol renames, which are #defines */
#define PNG_VERSION_INFO_ONLY
#include "../pngpriv.h"
#ifdef __arm__
#if defined(__linux__) && defined(__ELF__)
.section .note.GNU-stack,"",%progbits /* mark stack as non-executable */

29
pngpriv.h
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@ -39,6 +39,7 @@
*/
#define _POSIX_SOURCE 1 /* Just the POSIX 1003.1 and C89 APIs */
#ifndef PNG_VERSION_INFO_ONLY
/* This is required for the definition of abort(), used as a last ditch
* error handler when all else fails.
*/
@ -46,6 +47,7 @@
/* This is used to find 'offsetof', used below for alignment tests. */
#include <stddef.h>
#endif /* !PNG_VERSION_INFO_ONLY */
#define PNGLIB_BUILD /*libpng is being built, not used*/
@ -125,8 +127,6 @@
#endif
#include "png.h"
#include "pnginfo.h"
#include "pngstruct.h"
/* pngconf.h does not set PNG_DLL_EXPORT unless it is required, so: */
#ifndef PNG_DLL_EXPORT
@ -173,14 +173,6 @@
# endif
#endif
/* This is used for 16 bit gamma tables - only the top level pointers are const,
* this could be changed:
*/
typedef PNG_CONST png_uint_16p FAR * png_const_uint_16pp;
/* Added at libpng-1.2.9 */
/* Moved to pngpriv.h at libpng-1.5.0 */
/* config.h is created by and PNG_CONFIGURE_LIBPNG is set by the "configure"
* script. We may need it here to get the correct configuration on things
* like limits.
@ -308,6 +300,7 @@ typedef PNG_CONST png_uint_16p FAR * png_const_uint_16pp;
# define PNGFAPI /* PRIVATE */
#endif
#ifndef PNG_VERSION_INFO_ONLY
/* Other defines specific to compilers can go here. Try to keep
* them inside an appropriate ifdef/endif pair for portability.
*/
@ -352,6 +345,7 @@ typedef PNG_CONST png_uint_16p FAR * png_const_uint_16pp;
defined(_WIN32) || defined(__WIN32__)
# include <windows.h> /* defines _WINDOWS_ macro */
#endif
#endif /* !PNG_VERSION_INFO_ONLY */
/* Moved here around 1.5.0beta36 from pngconf.h */
/* Users may want to use these so they are not private. Any library
@ -617,8 +611,10 @@ typedef PNG_CONST png_uint_16p FAR * png_const_uint_16pp;
#define png_fixed(png_ptr, fp, s) ((fp) <= 21474 && (fp) >= -21474 ?\
((png_fixed_point)(100000 * (fp))) : (png_fixed_error(png_ptr, s),0))
#else
#ifndef PNG_VERSION_INFO_ONLY
PNG_EXTERN png_fixed_point png_fixed PNGARG((png_structp png_ptr, double fp,
png_const_charp text));
#endif /* !PNG_VERSION_INFO_ONLY */
#endif
#endif
@ -692,6 +688,18 @@ PNG_EXTERN png_fixed_point png_fixed PNGARG((png_structp png_ptr, double fp,
#define PNG_GAMMA_MAC_INVERSE 65909
#define PNG_GAMMA_sRGB_INVERSE 45455
/* Almost everything below is C specific; the #defines above can be used in
* non-C code (so long as it is C-preprocessed) the rest of this stuff cannot.
*/
#ifndef PNG_VERSION_INFO_ONLY
#include "pngstruct.h"
#include "pnginfo.h"
/* This is used for 16 bit gamma tables -- only the top level pointers are
* const; this could be changed:
*/
typedef const png_uint_16p * png_const_uint_16pp;
/* Inhibit C++ name-mangling for libpng functions but not for system calls. */
#ifdef __cplusplus
@ -1737,4 +1745,5 @@ PNG_EXTERN void PNG_FILTER_OPTIMIZATIONS(png_structp png_ptr, unsigned int bpp);
}
#endif
#endif /* PNG_VERSION_INFO_ONLY */
#endif /* PNGPRIV_H */