c3cd22b404
from the source files, along with "#define PNG_EXPOSE_INTERNAL_STRUCTURES" and "#define PNG_NO_PEDANTIC_WARNINGS" (John Bowler). Also created new pngdebug.h and moved debug definitions there.
113 lines
3.4 KiB
C
113 lines
3.4 KiB
C
/* pngdebug.h
|
|
*
|
|
* Debugging macros, also used in pngtest.c
|
|
*/
|
|
|
|
/* Define PNG_DEBUG at compile time for debugging information. Higher
|
|
* numbers for PNG_DEBUG mean more debugging information. This has
|
|
* only been added since version 0.95 so it is not implemented throughout
|
|
* libpng yet, but more support will be added as needed.
|
|
*/
|
|
#ifdef PNG_DEBUG
|
|
# if (PNG_DEBUG > 0)
|
|
# if !defined(PNG_DEBUG_FILE) && defined(_MSC_VER)
|
|
# include <crtdbg.h>
|
|
# if (PNG_DEBUG > 1)
|
|
# ifndef _DEBUG
|
|
# define _DEBUG
|
|
# endif
|
|
# ifndef png_debug
|
|
# define png_debug(l,m) _RPT0(_CRT_WARN,m PNG_STRING_NEWLINE)
|
|
# endif
|
|
# ifndef png_debug1
|
|
# define png_debug1(l,m,p1) _RPT1(_CRT_WARN,m PNG_STRING_NEWLINE,p1)
|
|
# endif
|
|
# ifndef png_debug2
|
|
# define png_debug2(l,m,p1,p2) \
|
|
_RPT2(_CRT_WARN,m PNG_STRING_NEWLINE,p1,p2)
|
|
# endif
|
|
# endif
|
|
# else /* PNG_DEBUG_FILE || !_MSC_VER */
|
|
# ifndef PNG_DEBUG_FILE
|
|
# define PNG_DEBUG_FILE stderr
|
|
# endif /* PNG_DEBUG_FILE */
|
|
|
|
# if (PNG_DEBUG > 1)
|
|
/* Note: ["%s"m PNG_STRING_NEWLINE] probably does not work on
|
|
* non-ISO compilers
|
|
*/
|
|
# ifdef __STDC__
|
|
# ifndef png_debug
|
|
# define png_debug(l,m) \
|
|
{ \
|
|
int num_tabs=l; \
|
|
fprintf(PNG_DEBUG_FILE,"%s"m PNG_STRING_NEWLINE,(num_tabs==1 ? "\t" : \
|
|
(num_tabs==2 ? "\t\t":(num_tabs>2 ? "\t\t\t":"")))); \
|
|
}
|
|
# endif
|
|
# ifndef png_debug1
|
|
# define png_debug1(l,m,p1) \
|
|
{ \
|
|
int num_tabs=l; \
|
|
fprintf(PNG_DEBUG_FILE,"%s"m PNG_STRING_NEWLINE,(num_tabs==1 ? "\t" : \
|
|
(num_tabs==2 ? "\t\t":(num_tabs>2 ? "\t\t\t":""))),p1); \
|
|
}
|
|
# endif
|
|
# ifndef png_debug2
|
|
# define png_debug2(l,m,p1,p2) \
|
|
{ \
|
|
int num_tabs=l; \
|
|
fprintf(PNG_DEBUG_FILE,"%s"m PNG_STRING_NEWLINE,(num_tabs==1 ? "\t" : \
|
|
(num_tabs==2 ? "\t\t":(num_tabs>2 ? "\t\t\t":""))),p1,p2); \
|
|
}
|
|
# endif
|
|
# else /* __STDC __ */
|
|
# ifndef png_debug
|
|
# define png_debug(l,m) \
|
|
{ \
|
|
int num_tabs=l; \
|
|
char format[256]; \
|
|
snprintf(format,256,"%s%s%s",(num_tabs==1 ? "\t" : \
|
|
(num_tabs==2 ? "\t\t":(num_tabs>2 ? "\t\t\t":""))), \
|
|
m,PNG_STRING_NEWLINE); \
|
|
fprintf(PNG_DEBUG_FILE,format); \
|
|
}
|
|
# endif
|
|
# ifndef png_debug1
|
|
# define png_debug1(l,m,p1) \
|
|
{ \
|
|
int num_tabs=l; \
|
|
char format[256]; \
|
|
snprintf(format,256,"%s%s%s",(num_tabs==1 ? "\t" : \
|
|
(num_tabs==2 ? "\t\t":(num_tabs>2 ? "\t\t\t":""))), \
|
|
m,PNG_STRING_NEWLINE); \
|
|
fprintf(PNG_DEBUG_FILE,format,p1); \
|
|
}
|
|
# endif
|
|
# ifndef png_debug2
|
|
# define png_debug2(l,m,p1,p2) \
|
|
{ \
|
|
int num_tabs=l; \
|
|
char format[256]; \
|
|
snprintf(format,256,"%s%s%s",(num_tabs==1 ? "\t" : \
|
|
(num_tabs==2 ? "\t\t":(num_tabs>2 ? "\t\t\t":""))), \
|
|
m,PNG_STRING_NEWLINE); \
|
|
fprintf(PNG_DEBUG_FILE,format,p1,p2); \
|
|
}
|
|
# endif
|
|
# endif /* __STDC __ */
|
|
# endif /* (PNG_DEBUG > 1) */
|
|
|
|
# endif /* _MSC_VER */
|
|
# endif /* (PNG_DEBUG > 0) */
|
|
#endif /* PNG_DEBUG */
|
|
#ifndef png_debug
|
|
# define png_debug(l, m)
|
|
#endif
|
|
#ifndef png_debug1
|
|
# define png_debug1(l, m, p1)
|
|
#endif
|
|
#ifndef png_debug2
|
|
# define png_debug2(l, m, p1, p2)
|
|
#endif
|