mirrors/tar
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

(gzip): Remove compression patent warning. According to Brett Smith, the patent is expired.

Browse Source
This commit is contained in:
Sergey Poznyakoff
2007-10-18 07:59:39 +00:00
parent 3725b5606f
commit 5bfb6c5f9d
1 changed files with 2 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
doc/tar.texi
View File

@@ -7957,10 +7957,8 @@ switch to @samp{posix}.
@command{gzip}, @command{bzip2} and @command{lzma} compression @command{gzip}, @command{bzip2} and @command{lzma} compression
programs. For backward compatibility, it also supports programs. For backward compatibility, it also supports
@command{compress} command, although we strongly recommend against @command{compress} command, although we strongly recommend against
using it, since there is a patent covering the algorithm it uses and using it, because it is by far less effective than other compression
you could be sued for patent infringement merely by running programs@footnote{It also had patent problems in the past.}.
@command{compress}! Besides, it is by far less effective than other
compression programs.
Creating a compressed archive is simple: you just specify a Creating a compressed archive is simple: you just specify a
@dfn{compression option} along with the usual archive creation @dfn{compression option} along with the usual archive creation
@@ -8115,11 +8113,6 @@ Filter the archive through @command{lzma}. Otherwise like @option{--gzip}.
@itemx --uncompress @itemx --uncompress
Filter the archive through @command{compress}. Otherwise like @option{--gzip}. Filter the archive through @command{compress}. Otherwise like @option{--gzip}.
The @acronym{GNU} Project recommends you not use
@command{compress}, because there is a patent covering the algorithm it
uses. You could be sued for patent infringement merely by running
@command{compress}.
@opindex use-compress-program @opindex use-compress-program
@item --use-compress-program=@var{prog} @item --use-compress-program=@var{prog}
Use external compression program @var{prog}. Use this option if you Use external compression program @var{prog}. Use this option if you