X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=README;h=21504c206ffe3f14f571e8df20ac155d31b54faa;hb=15bd3ba5d514af6a307ecefb8d109b9a65067a88;hp=fdd731144879a9106d239c2b6cc9321a0b1abb3d;hpb=c27b6b7759158596feda65e31796f06bd2d1045f;p=debian%2Fgzip diff --git a/README b/README index fdd7311..21504c2 100644 --- a/README +++ b/README @@ -1,4 +1,6 @@ -This is the file README for the gzip distribution, version 1.2.4. +This is the file README for the gzip distribution. + +The GNU gzip home page is https://www.gnu.org/software/gzip. gzip (GNU zip) is a compression utility designed to be a replacement for 'compress'. Its main advantages over compress are much better @@ -27,22 +29,17 @@ Huffman encoder. gunzip is able to decompress .z files (packed or gzip'ed). Several planned features are not yet supported (see the file TODO). -See the file NEWS for a summary of changes since 0.5. See the file -INSTALL for installation instructions. Some answers to frequently -asked questions are given in the file INSTALL, please read it. (In -particular, please don't ask me once more for an /etc/magic entry.) - -WARNING: on several systems, compiler bugs cause gzip to fail, in -particular when optimization options are on. See the section "Special -targets" at the end of the INSTALL file for a list of known problems. -For all machines, use "make check" to check that gzip was compiled +See the file NEWS for a summary of changes since the last release. +See the file INSTALL for installation instructions. + +WARNING: gzip is sensitive to compiler bugs, particularly when +optimizing. Use "make check" to check that gzip was compiled correctly. Try compiling gzip without any optimization if you have a problem. -Please send all comments and bug reports by electronic mail to: - Jean-loup Gailly +Please send all comments and bug reports by electronic mail to +. -or, if this fails, to bug-gnu-utils@prep.ai.mit.edu. Bug reports should ideally include: * The complete output of "gzip -V" (or the contents of revision.h @@ -55,19 +52,8 @@ Bug reports should ideally include: If you send me patches for machines I don't have access to, please test them very carefully. gzip is used for backups, it must be extremely reliable. -The package crypt++.el is highly recommended to manipulate gzip'ed -file from emacs. It recognizes automatically encrypted and compressed -files when they are first visited or written. It is available via -anonymous ftp to roebling.poly.edu [128.238.5.31] in /pub/crypt++.el. -The same directory contains also patches to dired, ange-ftp and info. -GNU tar 1.11.2 has a -z option to invoke directly gzip, so you don't have to -patch it. The package ftp.uu.net:/languages/emacs-lisp/misc/jka-compr19.el.Z -also supports gzip'ed files. - The znew and gzexe shell scripts provided with gzip benefit from -(but do not require) the cpmod utility to transfer file attributes. -It is available by anonymous ftp on gatekeeper.dec.com in -/.0/usenet/comp.sources.unix/volume11/cpmod.Z. +(but do not require) the (non-GNU) cpmod utility to transfer file attributes. The sample programs zread.c, sub.c and add.c in subdirectory sample are provided as examples of useful complements to gzip. Read the @@ -77,32 +63,15 @@ provided as example (not installed by default since it relies on perl). gzip is free software, you can redistribute it and/or modify it under the terms of the GNU General Public License, a copy of which is -provided under the name COPYING. The latest version of gzip are always -available by ftp in prep.ai.mit.edu:/pub/gnu, or in any of the prep -mirror sites: - -- sources in gzip-*.tar (or .shar or .tar.gz). -- Solaris 2 executables in sparc-sun-solaris2/gzip-binaries-*.tar -- MSDOS lha self-extracting exe in gzip-msdos-*.exe. Once extracted, - copy gzip.exe to gunzip.exe and zcat.exe, or use "gzip -d" to decompress. - gzip386.exe runs much faster but only on 386 and above; it is compiled with - djgpp 1.10 available in directory omnigate.clarkson.edu:/pub/msdos/djgpp. - -A VMS executable is available in ftp.spc.edu:[.macro32.savesets]gzip-1-*.zip -(use [.macro32]unzip.exe to extract). A PRIMOS executable is available -in ftp.lysator.liu.se:/pub/primos/run/gzip.run. -OS/2 executables (16 and 32 bits versions) are available in -ftp.tu-muenchen.de:/pub/comp/os/os2/archiver/gz*-[16,32].zip - -Some ftp servers can automatically make a tar.Z from a tar file. If -you are getting gzip for the first time, you can ask for a tar.Z file -instead of the much larger tar file. +provided under the name COPYING. The latest version of gzip is always +available from https://ftp.gnu.org/gnu/gzip or in any of the GNU +mirror sites. Many thanks to those who provided me with bug reports and feedback. See the files THANKS and ChangeLog for more details. - Note about zip vs. gzip: + Note about zip vs. gzip: The name 'gzip' was a very unfortunate choice, because zip and gzip are two really different programs, although the actual compression and @@ -123,7 +92,7 @@ gzip header format is deliberately different from that of pkzip to avoid such a constraint. On Unix, gzip is mostly useful in combination with tar. GNU tar -1.11.2 has a -z option to invoke gzip automatically. "tar -z" +1.11.2 and later has a -z option to invoke gzip automatically. "tar -z" compresses better than zip, since gzip can then take advantage of redundancy between distinct files. The drawback is that you must scan the whole tar.gz file in order to extract a single file near @@ -136,9 +105,23 @@ error recovery features.) gzip and gunzip are distributed as a single program. zip and unzip are, for historical reasons, two separate programs, although the -authors of these two programs work closely together in the info-zip +authors of these two programs work closely together in the Info-ZIP team. zip and unzip are not associated with the GNU project. -The sources are available by ftp in +See http://info-zip.org/ for more about zip and unzip. + + +For any copyright year range specified as YYYY-ZZZZ in this package +note that the range specifies every single year in that closed interval. + +======================================================================== + +Copyright (C) 1999, 2001-2002, 2006-2007, 2009-2017 Free Software Foundation, +Inc. +Copyright (C) 1992, 1993 Jean-loup Gailly - oak.oakland.edu:/pub/misc/unix/zip19p1.zip - oak.oakland.edu:/pub/misc/unix/unz50p1.tar-z +Permission is granted to copy, distribute and/or modify this document +under the terms of the GNU Free Documentation License, Version 1.3 or +any later version published by the Free Software Foundation; with no +Invariant Sections, with no Front-Cover Texts, and with no Back-Cover +Texts. A copy of the license is included in the ``GNU Free +Documentation License'' file as part of this distribution.