• Bash (Bourne Again Shell) is a shell and command language interpreter for the GNU / Linux operating systems.
  • The GNU Bourne-Again SHell (BASH) incorporates features from the C Shell (csh) and the Korn Shell (ksh) and conforms to the POSTIX 2 shell specifications.
  • Defining Bash Functions #. The syntax for declaring a bash function is straightforward. Functions may be declared in two different formats
  • bash - GNU Bourne-Again SHell. ... assumed to be the name of a file containing shell commands. If. bash is invoked in this fashion, $0 is set to the name of the.
  • When an interactive shell that is not a login shell is started, bash reads and executes commands from /etc/bash.bashrc and ~/.bashrc, if these files exist.
  • It can be vital since you may be using a different shell in your machine (zsh, fish, sh, etc.), but you designed the script to work specifically with 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 Bash shell is commonly used interactively: It lets you enter and edit commands, then executes them when you press the Return key.
  • And terminal emulator programs let you interact with the shell. Examples of Terminal emualtors are gnome-terminal,konsole and shells are bash,zsh,sh etc.
  • This is a quick reference cheat sheet to getting started with linux bash shell scripting.