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/* Provide a snprintf on Windows for older Visual Studio builds.
* VS2013 and older do not support C99 snprintf(). The subsitute _snprintf()
* does not correctly NUL-terminate buffers in case of overflow.
* This implementation emulates the ISO C99 snprintf() for VS2013 and older.
*/
#if defined(_MSC_VER) && _MSC_VER < 1900
#include <stdio.h>
#include <stdarg.h>
int snprintf(char* buf, size_t len, const char* fmt, ...)
{
int n;
va_list ap;
va_start(ap, fmt);
n = _vscprintf(fmt, ap);
vsnprintf_s(buf, len, _TRUNCATE, fmt, ap);
va_end(ap);
return n;
}
#endif
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