.\" Converted with mdoc2man 0.2
.\" from NiH: zip_unchange.mdoc,v 1.11 2005/06/09 21:14:54 wiz Exp 
.\" $NiH: zip_unchange.mdoc,v 1.11 2005/06/09 21:14:54 wiz Exp $
.\"
.\" zip_unchange.mdoc \-- undo changes to file in zip archive
.\" Copyright (C) 2003, 2005 Dieter Baron and Thomas Klausner
.\"
.\" This file is part of libzip, a library to manipulate ZIP archives.
.\" The authors can be contacted at <nih@giga.or.at>
.\"
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.TH ZIP_UNCHANGE 3 "November 30, 2004" NiH
.SH "NAME"
zip_unchange \- undo changes to file in zip archive
.SH "LIBRARY"
libzip (-lzip)
.SH "SYNOPSIS"
.In zip.h
.Ft int
.Fn zip_unchange "struct zip *archive" "int index"
.SH "DESCRIPTION"
Changes to the file at position
\fBindex\fR
are reverted.
.SH "RETURN VALUES"
Upon successful completion 0 is returned.
Otherwise, \-1 is returned and the error code in
\fBarchive\fR
is set to indicate the error.
.SH "ERRORS"
.Fn zip_unchange
fails if:
.RS
.TP 4
Bq Er ZIP_ER_EXISTS
Unchanging the name would result in a duplicate name in the archive.
.TP 4
Bq Er ZIP_ER_INVAL
\fBindex\fR
is not a valid file index in
\fBzip.\fR
.RE
.SH "SEE ALSO"
libzip(3),
zip_unchange_all(3)
.SH "AUTHORS"

Dieter Baron <dillo@giga.or.at>
and
Thomas Klausner <tk@giga.or.at>