freebsd-nq/contrib/libarchive/cat/bsdcat.1
Martin Matuska cdf63a700c MFV r299425:
Update libarchive to 3.2.0

New features:
- new bsdcat command-line utility
- LZ4 compression (in src only via external utility from ports)
- Warc format support
- 'Raw' format writer
- Zip: Support archives >4GB, entries >4GB
- Zip: Support encrypting and decrypting entries
- Zip: Support experimental streaming extension
- Identify encrypted entries in several formats
- New --clear-nochange-flags option to bsdtar tries to remove noschg and
  similar flags before deleting files
- New --ignore-zeros option to bsdtar to handle concatenated tar archives
- Use multi-threaded LZMA decompression if liblzma supports it
- Expose version info for libraries used by libarchive

Patched files (fixed compiler warnings):

contrib/libarchive/cat/bsdcat.c (vendor PR #702)
contrib/libarchive/cat/bsdcat.h (vendor PR #702)
contrib/libarchive/libarchive/archive_read_support_format_mtree.c (PR #701)
contrib/libarchive/libarchive_fe/err.c (vendor PR #703)

MFC after:	1 month
Relnotes:	yes
2016-05-12 10:16:16 +00:00

63 lines
2.1 KiB
Groff

.\" Copyright (c) 2011-2014, Mike Kazantsev
.\" All rights reserved.
.\"
.\" Redistribution and use in source and binary forms, with or without
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
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.\" $FreeBSD$
.\"
.Dd March 1, 2014
.Dt BSDCAT 1
.Os
.Sh NAME
.Nm bsdcat
.Nd expand files to standard output
.Sh SYNOPSIS
.Nm
.Op options
.Op files
.Pp
.Sh DESCRIPTION
.Nm
expands files to standard output.
.Sh OPTIONS
.Nm
typically takes a filename as an argument or reads standard input when used in a
pipe. In both cases decompressed data it written to standard output.
.Sh EXAMPLES
.Pp
To decompress a file:
.Pp
.Dl bsdcat example.txt.gz > example.txt
.Pp
To decompress standard input in a pipe:
.Pp
.Dl cat example.txt.gz | bsdcat > example.txt
.Pp
Both examples achieve the same results - a decompressed file by redirecting
output.
.Sh SEE ALSO
.Xr uncompress 1 ,
.Xr zcat 1 ,
.Xr bzcat 1 ,
.Xr xzcat 1 ,
.Xr libarchive-formats 5 ,