Difference between revisions of "Bash"
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{{Entry | {{Entry | ||
− | |Name=Bash | + | |Name=GNU Bash |
|Short description=Shell of the GNU operating system | |Short description=Shell of the GNU operating system | ||
− | |Full description=Bash is | + | |Full description=Bash is the GNU Project's Bourne Again SHell, a complete implementation of the POSIX shell spec, but also with interactive command line editing, job control on architectures that support it, csh-like features such as history substitution and brace expansion, and a slew of other features. |
− | |Homepage URL= | + | |
− | + | Bash includes useful features from the Korn shell (ksh) and C shell (csh). It offers functional improvements over sh for both programming and interactive use; these include command line editing, unlimited size command history, job control, shell functions and aliases, indexed arrays of unlimited size, and integer arithmetic in any base from two to sixty-four. Bash can run most sh scripts without modification. | |
− | + | |Homepage URL=https://www.gnu.org/software/bash | |
|User level=intermediate | |User level=intermediate | ||
|Component programs=bash bashbug | |Component programs=bash bashbug | ||
− | |VCS checkout command= | + | |VCS checkout command=git clone git://git.savannah.gnu.org/bash.git |
|Computer languages=C | |Computer languages=C | ||
− | |Documentation note=The [ | + | |Documentation note=For more information on the features of Bash that are new to this type of shell, see the file `doc/bashref.texi'. There is also a large Unix-style man page. The man page is the definitive description of the shell's features. See also the [https://www.gnu.org/software/bash/manual/ Bourne-Again SHell manual]. |
+ | |||
+ | See the file POSIX for a discussion of how the Bash defaults differ from the POSIX spec and a description of the Bash `posix mode'. | ||
|Related projects=Bash.Diff,Tcsh,Zsh,lsh,pdksh,vshnu,fish | |Related projects=Bash.Diff,Tcsh,Zsh,lsh,pdksh,vshnu,fish | ||
|Keywords=shell,command line,bash,csh,ksh,sh | |Keywords=shell,command line,bash,csh,ksh,sh | ||
− | |Version identifier=4. | + | |Version identifier=4.3 |
− | |Version date= | + | |Version date=2014/02/26 |
|Version status=stable | |Version status=stable | ||
− | |Version download= | + | |Version download=https://ftp.gnu.org/gnu/bash/bash-4.3.tar.gz |
− | |Last review by= | + | |Last review by=Genium |
− | |Last review date= | + | |Last review date=2014/03/01 |
|Submitted by=Database conversion | |Submitted by=Database conversion | ||
|Submitted date=2011-04-01 | |Submitted date=2011-04-01 | ||
+ | |Status= | ||
+ | |Is GNU=Yes | ||
+ | |GNU package identifier=bash | ||
|License verified date=2010-01-04 | |License verified date=2010-01-04 | ||
}} | }} | ||
Line 32: | Line 37: | ||
|Role=Maintainer | |Role=Maintainer | ||
|Email=chet@po.cwru.edu | |Email=chet@po.cwru.edu | ||
+ | |Resource URL= | ||
}} | }} | ||
{{Resource | {{Resource | ||
− | |Resource audience=Bug Tracking,Developer | + | |Resource audience=Bug Tracking, Developer |
− | |Resource kind= | + | |Resource kind=Mailing List Info/Archive |
− | |Resource URL=https://lists.gnu.org/mailman/ | + | |Resource URL=https://lists.gnu.org/mailman/listinfo/bug-bash |
}} | }} | ||
{{Resource | {{Resource | ||
|Resource audience=Help, Support | |Resource audience=Help, Support | ||
− | |Resource kind= | + | |Resource kind=Mailing List Info/Archive |
− | |Resource URL=https://lists.gnu.org/mailman/ | + | |Resource URL=https://lists.gnu.org/mailman/listinfo/help-bash |
+ | }} | ||
+ | {{Resource | ||
+ | |Resource audience=Developer | ||
+ | |Resource kind=VCS Repository Webview | ||
+ | |Resource URL=http://git.savannah.gnu.org/cgit/bash.git | ||
}} | }} | ||
{{Software category | {{Software category |
Revision as of 13:54, 1 March 2014
GNU Bash
https://www.gnu.org/software/bash/
The GNU Project implementation of the standard Unix shell.
Bash is the shell, or command language interpreter, for the GNU operating system. The name is an acronym for the Bourne-Again SHell, a pun on Stephen Bourne, the author of the direct ancestor of the current Unix shell sh, which appeared in the Seventh Edition Bell Labs Research version of Unix.
Bash is largely compatible with sh and incorporates useful features from the Korn shell ksh and the C shell csh. It is intended to be a conformant implementation of the IEEE POSIX Shell and Tools portion of the IEEE POSIX specification (IEEE Standard 1003.1). It offers functional improvements over sh for both interactive and programming use.
While the GNU operating system provides other shells, including a version of csh, Bash is the default shell. Like other GNU software, Bash is quite portable. It currently runs on nearly every version of Unix and a few other operating systems - independently-supported ports exist for MS-DOS, OS/2, and Windows platforms.
What is a shell?
A Unix shell is both a command interpreter and a programming language. As a command interpreter, the shell provides the user interface to the rich set of GNU utilities. The programming language features allow these utilities to be combined. Files containing commands can be created, and become commands themselves. These new commands have the same status as system commands in directories such as /bin, allowing users or groups to establish custom environments to automate their common tasks.
Documentation
https://www.gnu.org/software/bash/manual/
- IRC general channel
- irc://irc.libera.chat/bash
This is a GNU package:bash
Download
https://ftpmirror.gnu.org/bash/bash-5.2.tar.gz
version 5.2
(stable)
released on 26 September 2022
OpenPGP signature URL: https://ftpmirror.gnu.org/bash/bash-5.2.tar.gz.sig
VCS Checkout
git clone git://git.savannah.gnu.org/bash.git
Categories
Related Projects
Licensing
License
Verified by
Verified on
Notes
License
Verified by
Genium
Verified on
2 February 2022
Leaders and contributors
Contact(s) | Role |
---|---|
Chet Ramey | Maintainer |
Resources and communication
Audience | Resource type | URI |
---|---|---|
FTP | Download | https://ftp.gnu.org/gnu/bash/ |
Wikidata | General | https://www.wikidata.org/wiki/Q189248 |
Mailing List | https://lists.gnu.org/mailman/listinfo/gnu-system-discuss/ | |
Mailing List | https://lists.gnu.org/mailman/listinfo/bug-bash/ | |
FTP | General | https://ftpmirror.gnu.org/bash/ |
General | https://translationproject.org/domain/bash.html | |
Git | VCS Repository Webview | https://git.savannah.gnu.org/cgit/bash.git/ |
Debian | Developer | https://tracker.debian.org/pkg/bash |
Mailing List | https://lists.gnu.org/mailman/listinfo/bash-announce/ | |
Savannah | Developer | https://savannah.gnu.org/projects/bash/ |
Mailing List | https://lists.gnu.org/mailman/listinfo/help-bash/ | |
Homepage | https://tiswww.case.edu/php/chet/bash/bashtop.html |
Software prerequisites
This entry (in part or in whole) was last reviewed on 27 September 2022.
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, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the page “GNU Free Documentation License”.
The copyright and license notices on this page only apply to the text on this page. Any software or copyright-licenses or other similar notices described in this text has its own copyright notice and license, which can usually be found in the distribution or license text itself.