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xz: Don't mention lzip's sync flush marker on the man page

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The sync flush marker isn't valid in .lz files. The sync flush marker
may be used by lzlib, but the resulting streams are only meant to be
decoded by lzlib itself. lzlib's docs make this clear.

Reported-by: Antonio Diaz Diaz
Link: https://www.mail-archive.com/xz-devel@tukaani.org/msg00700.html
Link: https://www.mail-archive.com/xz-devel@tukaani.org/msg00701.html
This commit is contained in:
Lasse Collin 2025-04-17 18:16:40 +03:00
parent 49258439b4
commit f59c585960
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1 changed files with 1 additions and 8 deletions
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@ -615,7 +615,7 @@ Compression is not supported.
.IP ""
The
.B .lz
format version 0 and the unextended version 1 are supported.
format versions 0 and 1 are supported.
Version 0 files were produced by
.B lzip
1.3 and older.
@ -625,15 +625,8 @@ People might have old personal files in this format too.
Decompression support for the format version 0 was removed in
.B lzip
1.18.
.IP ""
.B lzip
1.4 and later create files in the format version 1.
The sync flush marker extension to the format version 1 was added in
.B lzip
1.6.
This extension is rarely used and isn't supported by
.B xz
(diagnosed as corrupt input).
.TP
.B raw
Compress or uncompress a raw stream (no headers).