Function V_snprintf

src/vstdlib/strtools.cpp:259–280

}

int V_snprintf( char *pDest, size_t bufferLen, char const *pFormat, ... )
{
	Assert( bufferLen > 0 );
	Assert( pDest != NULL );
	Assert( pFormat != NULL );

	va_list marker;

	va_start( marker, pFormat );
	// _vsnprintf will not write a terminator if the output string uses the entire buffer you provide
	int len = _vsnprintf( pDest, bufferLen, pFormat, marker );
	va_end( marker );

	// Len < 0 represents an overflow on windows; len > buffer length on posix
	if (( len < 0 ) || ((size_t)len >= bufferLen ) )
	{
		len = (int)(bufferLen-1);
	}
	pDest[len] = 0;

	return len;
}

int V_vsnprintf( char *pDest, int bufferLen, char const *pFormat, va_list params )
{