Chapter 2 Formatting and I/O Library
© National Instruments Corporation 2-19 LabWindows/CVI Standard Libraries
error). If the last function that performs I/O encountered an I/O error, GetLastFmtIOError
returns a nonzero value.
Return Value
status integer Indicates success or failure of last function that
performed file I/O.
Return Codes
FmtIONoErr 0 No error.
FmtIONoFileErr 1 File not found.
FmtIOGenErr 2 General I/O error.
FmtIOBadHandleErr 3 Invalid file handle.
FmtIOInsuffMemErr 4 Not enough memory.
FmtIOFileExistsErr 5 File already exists.
FmtIOAccessErr 6 Permission denied.
FmtIOInvalArgErr 7 Invalid argument.
FmtIOMaxFilesErr 8 Maximum number of files open.
FmtIODiskFullErr 9 Disk is full.
FmtIONameTooLongErr 10 File name is too long.
GetFmtIOErrorString
char *message = GetFmtIOErrorString (int errorNum);
Purpose
Converts the error number returned by GetLastFmtIOError into a meaningful error message.
Parameters
Input errorNum integer Error Code returned by GetLastFmtIOErr.
Return Value
message string Explanation of error.