Function builtinInitializeFormat

modules/io/common/builtinCommon.c:167–186

}

uint8_t builtinInitializeFormat(xsMachine *the, uint8_t format)
{
	xsSlot slot;

	if (xsmcGet(slot, xsArg(0), xsID_format)) {
		if (!xsmcTest(slot))
			return format;

		char *fmt = xsmcToString(slot);
		uint8_t i;
		for (i = 0; i < kIOFormatBufferDisposable; i++) {
			if (!c_strcmp(gFormats[i], fmt))
				return i + 1;
		}

		return kIOFormatInvalid;
	}

	return format;
}

// standard converstion to signed integer but disallows undefined 
int32_t builtinGetSignedInteger(xsMachine *the, xsSlot *slot)