33 __attribute__ ((format (printf, 1, 2)))
35 std::string ssprintf(
const char *format, ...);
36 std::string vssprintf(
const char *format, va_list ap);
38 std::wstring swsprintf(
const wchar_t *format, ...);
40 std::wstring vswsprintf(
const wchar_t *format, va_list ap);