This can be done by following the instructions in Command-line shell#Changing your default shell. If you decide to set fish as the default user shell, the first step is to set the shell of this particular user to /usr/bin/fish. To setup fish in this mode, follow #Setting fish as interactive shell only. fish used as an interactive shell only: this is the less disruptive mode, all the Bash initialization scripts are run as usual and fish runs on top of Bash in interactive mode connected to a terminal.To configure the system in this mode, follow #Setting fish as default shell. The user's current initialization scripts and environment variables need to be migrated to the new fish environment. fish used as the default shell: this mode requires some basic understanding of the fish functioning and its scripting language.One must decide whether fish is going to be the default user's shell, which means that the user falls directly in fish at login, or whether it is used in interactive terminal mode as a child process of the current default shell, here we will assume the latter is Bash. It is recommended to read at least the 'Syntax overview' section, since fish's syntax is different from many other shells.

Once installed, simply type fish to drop into the fish shell.ĭocumentation can be found by typing help from fish it will be opened in a web browser. For the development version, install the fish-git AUR package. This means that even simple POSIX compliant scripts may require some significant adaptation or even full rewriting to run with fish.

Fish, the friendly interactive shell, is a commandline shell intended to be interactive and user-friendly.įish is intentionally not fully POSIX compliant, it aims at addressing POSIX inconsistencies (as perceived by the creators) with a simplified or a different syntax.

Fishing Hook instal the new for windows