Jetter JC-120MC, User Manual

Page: 177 / 634

Jetter AG 177
JC-120MC FTP client
Deleting directories
This function lets you remove a directory from the file system of a remote
network node.
Function FtpDirRemove(FtpConnection:Handle,
Const Ref ServerDir: String ) :Int;
Description of the function parameters:
Parameter Value Remarks
FtpConnection Handle Value returned by the
function FtpConnect()
ServerDir Directory name Name of the directory to be
deleted
If the returned value is negative, an error has occurred. If the returned value is
0 , the directory could successfully be removed from the file system of the
remote network node.
Return value
0 No error
-1 Invalid handle
-2 Communication error, there is, for example, no response from
FTP server
-3 Error message from the FTP server, e.g. directory does not
exist
In the following cases, the task is not processed further after issuing the
function call:
 The FTP server must first remove the subdirectory.

An error has occurred.
This function is processed in the following steps:
Step Description
1
The controller sends a command to the FTP server that it has to remove
the subdirectory.
2
The FTP server removes the subdirectory.
3 If ... ... then ...
... no errors have occurred, ... ... the directory is removed, the
function is terminated and value 0 is
returned.
... errors have occurred, ... the function is terminated and a
negative value is returned.
Introduction
Function declaration
Function parameters
Return value
Operating principle