int ff_chdir( const char *pcDirectoryName );
Change the current working directory in the embedded FAT file system.
A pointer to a standard null terminated C string that holds
the name of the directory to make the current working
directory. The string can include a relative path.
If the current working directory was changed successfully then zero is returned.
If the current working directory could not be changed then -1 is returned and the task's
errno may be set to indicate the reason. A task
can obtain its errno value using the stdioGET_ERRNO
void vExampleFunction( void )
ff_mkdir( "subfolder" );
ff_mkdir( "subfolder/sub1" );
ff_chdir( "subfolder/sub1" );
ff_chdir( "../.." );
Example use of the ff_chdir() API function to open or create a file
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