libtiff/port/snprintf.c

39 lines
785 B
C

/**
* Workaround for lack of snprintf(3) in Visual Studio. See
* http://stackoverflow.com/questions/2915672/snprintf-and-visual-studio-2010/8712996#8712996
* It's a trivial wrapper around the builtin _vsnprintf_s and
* _vscprintf functions.
*/
#ifdef _MSC_VER
#include <stdio.h>
#include <stdarg.h>
#include "libport.h"
int vsnprintf(char* str, size_t size, const char* format, va_list ap)
{
int count = -1;
if (size != 0)
count = _vsnprintf_s(str, size, _TRUNCATE, format, ap);
if (count == -1)
count = _vscprintf(format, ap);
return count;
}
int snprintf(char* str, size_t size, const char* format, ...)
{
int count;
va_list ap;
va_start(ap, format);
count = vsnprintf(str, size, format, ap);
va_end(ap);
return count;
}
#endif // _MSC_VER