FpUnlink

Unlink (i.e. remove) a file.

Declaration

Source position: line 0

Description

FpUnlink decreases the link count on file Path. Path can be of type AnsiString or PChar. If the link count is zero, the file is removed from the disk.

The function returns zero if the call was succesfull, a nonzero value indicates failure.

Note: There exist a portable alterative to erase files: system.erase. Please use fpUnlink only if you are writing Unix specific code. System.erase will work on all operating systems.

For an example, see FpLink.

Errors

Extended error information can be retrieved using fpGetErrno.

sys_eaccess

You have no write access right in the directory containing Path, or you have no search permission in one of the directory components of Path.

sys_eperm

The directory containing pathname has the sticky-bit set and the process's effective uid is neither the uid of the file to be deleted nor that of the directory containing it.

sys_enoent

A component of the path doesn't exist.

sys_enotdir

A directory component of the path is not a directory.

sys_eisdir

Path refers to a directory.

sys_enomem

Insufficient kernel memory.

sys_erofs

Path is on a read-only filesystem.

See also

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