1.2.7.4.23 SYS_FS_FilePrintf Function

SYS_FS_RESULT SYS_FS_FilePrintf
(
    SYS_FS_HANDLE handle,
    const char *string,
    ...
);

Writes a formatted string into a file.

This function writes a formatted string into a file.

The file into which a string has to be written, must exist and should be open.

SYS_FS_RES_SUCCESS - Formatted string write operation was successful.

SYS_FS_RES_FAILURE - Formatted string write operation was unsuccessful. The reason for the failure can be retrieved with SYS_FS_Error or SYS_FS_FileError.

SYS_FS_RESULT res;
SYS_FS_HANDLE fileHandle;

fileHandle = SYS_FS_FileOpen("/mnt/myDrive/FILE.txt", (SYS_FS_FILE_OPEN_WRITE_PLUS));

if(fileHandle != SYS_FS_HANDLE_INVALID)
{
    // File open is successful
}

// Write a string
res = SYS_FS_FilePrintf(fileHandle, "Hello World %d", 1234);

if( res != SYS_FS_RES_SUCCESS)
{
    // write operation failed.
}

None.