This is an sh-compatible shell that incorporates useful features from the Korn shell (ksh) and the C shell (csh). It is intended to conform to the IEEE POSIX P1003.2/ISO 9945.2 Shell and Tools standard.

This chapter provides basic instructions for installing Bash on the various supported platforms. The distribution supports the GNU operating systems, nearly every version of Unix, and several non-Unix …

Jul 4, 2025 · This manual (bash) is available in the following formats: HTML (1020K bytes) - entirely on one web page. HTML - with one web page per node. HTML compressed (192K gzipped characters) - …

All of the Bourne shell builtin commands are available in Bash, and the rules for evaluation and quoting are taken from the posix specification for the ‘standard’ Unix shell.

All of the Bourne shell builtin commands are available in Bash, and the rules for evaluation and quoting are taken from the POSIX specification for the ‘standard’ Unix shell.

Type ‘ make install ’ to install bash and bashbug. This will also install the manual pages and Info file, message translation files, some supplemental documentation, a number of example loadable builtin …

Jul 5, 2025 · This is a terse description of the new features added to bash-5.3 since the release of bash-5.2. As always, the manual page (doc/bash.1) is the place to look for complete descriptions. 1. New …

May 18, 2025 · This is Edition 5.3, last updated 18 May 2025, of The GNU Bash Reference Manual, for Bash, Version 5.3. Bash contains features that appear in other popular shells, and some features …

GNU parallel is a shell tool for executing jobs in parallel using one or more computers. A job can be a single command or a small script that has to be run for each of the lines in the input.

When Bash is started non-interactively, to run a shell script, for example, it looks for the variable BASH_ENV in the environment, expands its value if it appears there, and uses the expanded value …