UNLINK(1) General Commands Manual UNLINK(1)

unlink — call the unlink function


unlink file

The unlink utility shall perform the function call:

unlink(file);

A user may need appropriate privileges to invoke the unlink utility.

None.

The following operands shall be supported:

file
The pathname of an existing file.

Not used.

Not used.

The following environment variables shall affect the execution of unlink:

Provide a default value for the internationalization variables that are unset or null. (See XBD for the precedence of internationalization variables used to determine the values of locale categories.)
If set to a non-empty string value, override the values of all the other internationalization variables.
Determine the locale for the interpretation of sequences of bytes of text data as characters (for example, single-byte as opposed to multi-byte characters in arguments).

Determine the locale that should be used to affect the format and contents of diagnostic messages written to standard error.
Determine the location of messages objects and message catalogs.

Default.

None.

The standard error shall be used only for diagnostic messages.

None.

None.

The following exit values shall be returned:

Successful completion.
An error occurred.

Default.

None.

None.

None.

None.

link(1), rm(1)

XBD V1_chap08(7)

XSH unlink(3)

First released in Issue 5.

Austin Group Defect 1122 is applied, changing the description of NLSPATH .

June 14, 2024 posix.fail