FSE_isError
if (FSE_isError(oSize)) return oSize;
if (FSE_isError(countSize)) return countSize;
FSE_PUBLIC_API unsigned FSE_isError(size_t code); /* tells if a return value is an error code */
if (FSE_isError(NCountLength)) return NCountLength;
if (FSE_isError(errorCode)) return errorCode;
if (FSE_isError(initError)) return 0; /* not enough space available to write a bitstream */ }
RETURN_ERROR_IF(FSE_isError(offcodeHeaderSize), dictionary_corrupted, "");
RETURN_ERROR_IF(FSE_isError(FSE_buildCTable_wksp(
RETURN_ERROR_IF(FSE_isError(matchlengthHeaderSize), dictionary_corrupted, "");
RETURN_ERROR_IF(FSE_isError(FSE_buildCTable_wksp(
RETURN_ERROR_IF(FSE_isError(litlengthHeaderSize), dictionary_corrupted, "");
RETURN_ERROR_IF(FSE_isError(FSE_buildCTable_wksp(
RETURN_ERROR_IF(FSE_isError(offcodeHeaderSize), dictionary_corrupted, "");
RETURN_ERROR_IF(FSE_isError(matchlengthHeaderSize), dictionary_corrupted, "");
RETURN_ERROR_IF(FSE_isError(litlengthHeaderSize), dictionary_corrupted, "");
RETURN_ERROR_IF(FSE_isError(headerSize), corruption_detected, "");