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.\" zipcmp.mdoc -- compare zip archives
.\" Copyright (C) 2003-2022 Dieter Baron and Thomas Klausner
.\"
.\" This file is part of libzip, a library to manipulate ZIP archives.
.\" The authors can be contacted at <libzip@nih.at>
.\"
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.Dd March 19, 2022
.Dt ZIPCMP 1
.Os
.Sh NAME
.Nm zipcmp
.Nd compare contents of zip archives
.Sh SYNOPSIS
.Nm
.Op Fl ChipqstVv
.Ar archive1 archive2
.Sh DESCRIPTION
.Nm
compares the zip archives or directories
.Ar archive1
and
.Ar archive2
and checks if they contain the same files, comparing their names,
uncompressed sizes, and CRCs.
File order and compressed size differences are ignored.
.Pp
Supported options:
.Bl -tag -width MMM
.It Fl C
Check consistency of archives.
Results in an error if archive is inconsistent or not valid
according to the zip specification.
.It Fl h
Display a short help message and exit.
.It Fl i
Compare names ignoring case distinctions.
.It Fl p
Enable paranoid checks.
Compares extra fields, comments, and other meta data.
(Automatically disabled if one of the archives is a directory.)
These checks are skipped for files where the data differs.
.It Fl q
Quiet mode.
Compare
.Fl v .
.It Fl s
Print a summary of how many files where added and removed.
.It Fl t
Test zip files by comparing the contents to their checksums.
.It Fl V
Display version information and exit.
.It Fl v
Verbose mode.
Print details about differences to stdout.
(This is the default.)
.El
.Sh EXIT STATUS
.Nm
exits 0 if the two archives contain the same files, 1 if they differ,
and >1 if an error occurred.
.Sh SEE ALSO
.Xr zipmerge 1 ,
.Xr ziptool 1 ,
.Xr libzip 3
.Sh HISTORY
.Nm
was added in libzip 0.6.
.Sh AUTHORS
.An -nosplit
.An Dieter Baron Aq Mt dillo@nih.at
and
.An Thomas Klausner Aq Mt tk@giga.or.at

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