.\" zip_file_set_mtime.mdoc -- set mtime for file in zip
.\" Copyright (C) 2014-2017 Dieter Baron and Thomas Klausner
.\"
.\" This file is part of libzip, a library to manipulate ZIP files.
.\" The authors can be contacted at <libzip@nih.at>
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.Dd December 18, 2017
.Dt ZIP_FILE_SET_MTIME 3
.Os
.Sh NAME
.Nm zip_file_set_mtime
.Nd set last modification time (mtime) for file in zip
.Sh LIBRARY
libzip (-lzip)
.Sh SYNOPSIS
.In zip.h
.Ft int
.Fn zip_file_set_mtime "zip_t *archive" "zip_uint64_t index" "time_t mtime" "zip_flags_t flags"
.Sh DESCRIPTION
The
.Fn zip_file_set_mtime
function sets the last modification time (mtime) for the file at
position
.Ar index
in the zip archive to
.Ar mtime .
Currently, no support for any
.Ar flags
is implemented.
.Sh RETURN VALUES
Upon successful completion 0 is returned.
Otherwise, \-1 is returned and the error information in
.Ar archive
is set to indicate the error.
.Sh ERRORS
.Fn zip_file_set_mtime
fails if:
.Bl -tag -width Er
.It Bq Er ZIP_ER_INVAL
.Ar index
is not a valid file index in
.Ar archive .
.It Bq Er ZIP_ER_MEMORY
Required memory could not be allocated.
.It Bq Er ZIP_ER_RDONLY
The
.Ar archive
was opened in read-only mode.
.El
.Sh SEE ALSO
.Xr libzip 3 ,
.Xr zip_stat 3
.Sh HISTORY
.Fn zip_file_set_mtime
was added in libzip 1.0.
.Sh AUTHORS
.An -nosplit
.An Dieter Baron Aq Mt dillo@nih.at
and
.An Thomas Klausner Aq Mt tk@giga.or.at