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Merging upstream version 1.11.

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Signed-off-by: Daniel Baumann <daniel@debian.org>
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Daniel Baumann 2025-02-24 06:00:56 +01:00
parent ddac2f7869
commit bd6a3e4e88
Signed by: daniel
GPG key ID: FBB4F0E80A80222F
31 changed files with 734 additions and 377 deletions
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13
README
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@ -11,7 +11,7 @@ programs. In particular the option '--recursive' is very efficient in
those utilities supporting it.
The utilities provided are zcat, zcmp, zdiff, zgrep, ztest, and zupdate.
The formats supported are bzip2, gzip, lzip, and xz.
The formats supported are bzip2, gzip, lzip, xz, and zstd.
Zutils uses external compressors. The compressor to be used for each format
is configurable at runtime.
@ -21,11 +21,14 @@ gzip's znew.
NOTE: Bzip2 and lzip provide well-defined values of exit status, which makes
them safe to use with zutils. Gzip and xz may return ambiguous warning
values, making them less reliable back ends for zutils.
values, making them less reliable back ends for zutils. Zstd currently does
not even document its exit status in its man page.
FORMAT NOTE 1: The option '--format' allows the processing of a subset
of formats in recursive mode and when trying compressed file names:
'zgrep foo -r --format=bz2,lz somedir somefile.tar'.
of formats in recursive mode and when trying compressed file names. For
example, use the following command to search for the string 'foo' in
gzip and lzip files only:
'zgrep foo -r --format=gz,lz somedir somefile.tar'.
FORMAT NOTE 2: If the option '--force-format' is given, the files are
passed to the corresponding decompressor without verifying their format,
@ -37,7 +40,7 @@ been compressed. Decompressed is used to refer to data which have undergone
the process of decompression.
Copyright (C) 2009-2021 Antonio Diaz Diaz.
Copyright (C) 2009-2022 Antonio Diaz Diaz.
This file is free documentation: you have unlimited permission to copy,
distribute, and modify it.