Revert(4)

Revert(4)	 DEVICES AND NETWORK INTERFACES		Revert(4)

NAME
     Revert notice - discard any modifications to an entity

SYNOPSIS
     [file] Revert(in type ID);

DESCRIPTION
     The Revert	notice asks that any pending,  unsaved	modifica-
     tions to a	persistent entity (such	as a file) be discarded.

     The ID argument is	the identity of	 the  entity  to  revert.
     When  its	type  is  File,	then the ID argument is	unset (in
     other words, has a	value of (char *)0), and it refers to the
     file or directory named in	the message's file attribute.

ERRORS
     The ToolTalk service may return one of the	following  errors
     in	processing the Revert notice:

	TT_DESKTOP_UNMODIFIED
	      The entity had no	pending, unsaved modifications.

	TT_DESKTOP_ENOENT
	      The file to save/revert does not exist.

APPLICATION USAGE
     The ttdt_file_join(3), function can be used to register for,
     and help process, the Revert request.

     The Revert	request	can be	sent  with  ttdt_file_request(3).
     Also,  ttdt_Revert(3),  can  send	the  relevant message and
     block on the reply.

SEE ALSO
     ttdt_Revert(3), ttdt_file_join(3),	ttdt_file_request(3);
     Save notice.

Unix System LaboratorLast change: 13 May 1994			1