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60317190bd
This potentially leads to an unusable session (when fish_key_bindings is set in config.fish to a value without corresponding function), so we should take care.
329 lines
13 KiB
Fish
329 lines
13 KiB
Fish
#
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# Initializations that should only be performed when entering interactive mode.
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#
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# This function is called by the __fish_on_interactive function, which is defined in config.fish.
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#
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function __fish_config_interactive -d "Initializations that should be performed when entering interactive mode"
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# Make sure this function is only run once.
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if set -q __fish_config_interactive_done
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return
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end
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set -g __fish_config_interactive_done
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# Set the correct configuration directory
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set -l configdir ~/.config
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if set -q XDG_CONFIG_HOME
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set configdir $XDG_CONFIG_HOME
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end
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# Set the correct user data directory
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set -l userdatadir ~/.local/share
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if set -q XDG_DATA_HOME
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set userdatadir $XDG_DATA_HOME
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end
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#
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# If we are starting up for the first time, set various defaults
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#
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if not set -q __fish_init_1_50_0
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if not set -q fish_greeting
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set -l line1 (printf (_ 'Welcome to fish, the friendly interactive shell') )
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set -l line2 (printf (_ 'Type %shelp%s for instructions on how to use fish') (set_color green) (set_color normal))
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set -U fish_greeting $line1\n$line2
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end
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set -U __fish_init_1_50_0
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# Regular syntax highlighting colors
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set -q fish_color_normal
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or set -U fish_color_normal normal
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set -q fish_color_command
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or set -U fish_color_command 005fd7 purple
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set -q fish_color_param
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or set -U fish_color_param 00afff cyan
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set -q fish_color_redirection
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or set -U fish_color_redirection normal
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set -q fish_color_comment
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or set -U fish_color_comment red
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set -q fish_color_error
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or set -U fish_color_error red --bold
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set -q fish_color_escape
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or set -U fish_color_escape cyan
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set -q fish_color_operator
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or set -U fish_color_operator cyan
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set -q fish_color_end
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or set -U fish_color_end green
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set -q fish_color_quote
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or set -U fish_color_quote brown
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set -q fish_color_autosuggestion
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or set -U fish_color_autosuggestion 555 yellow
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set -q fish_color_user
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or set -U fish_color_user green
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set -q fish_color_host
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or set -U fish_color_host normal
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set -q fish_color_valid_path
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or set -U fish_color_valid_path --underline
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set -q fish_color_cwd
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or set -U fish_color_cwd green
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set -q fish_color_cwd_root
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or set -U fish_color_cwd_root red
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# Background color for matching quotes and parenthesis
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set -q fish_color_match
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or set -U fish_color_match cyan
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# Background color for search matches
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set -q fish_color_search_match
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or set -U fish_color_search_match --background=purple
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# Background color for selections
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set -q fish_color_selection
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or set -U fish_color_selection --background=purple
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# Pager colors
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set -q fish_pager_color_prefix
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or set -U fish_pager_color_prefix cyan
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set -q fish_pager_color_completion
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or set -U fish_pager_color_completion normal
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set -q fish_pager_color_description 555
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or set -U fish_pager_color_description 555 yellow
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set -q fish_pager_color_progress
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or set -U fish_pager_color_progress cyan
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#
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# Directory history colors
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#
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set -q fish_color_history_current
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or set -U fish_color_history_current cyan
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end
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#
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# Generate man page completions if not present.
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#
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if not test -d $userdatadir/fish/generated_completions
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#fish_update_completions is a function, so it can not be directly run in background.
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eval "$__fish_bin_dir/fish -c 'fish_update_completions > /dev/null ^/dev/null' &"
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end
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#
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# Print a greeting.
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# fish_greeting can be a function (preferred) or a variable.
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#
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if functions -q fish_greeting
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fish_greeting
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else
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# The greeting used to be skipped when fish_greeting was empty (not just undefined)
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# Keep it that way to not print superfluous newlines on old configuration
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test -n "$fish_greeting"
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and echo $fish_greeting
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end
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#
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# This event handler makes sure the prompt is repainted when
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# fish_color_cwd changes value. Like all event handlers, it can't be
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# autoloaded.
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#
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function __fish_repaint --on-variable fish_color_cwd --description "Event handler, repaints the prompt when fish_color_cwd changes"
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if status --is-interactive
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set -e __fish_prompt_cwd
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commandline -f repaint ^/dev/null
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end
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end
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function __fish_repaint_root --on-variable fish_color_cwd_root --description "Event handler, repaints the prompt when fish_color_cwd_root changes"
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if status --is-interactive
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set -e __fish_prompt_cwd
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commandline -f repaint ^/dev/null
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end
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end
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#
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# Completions for SysV startup scripts. These aren't bound to any
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# specific command, so they can't be autoloaded.
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#
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complete -x -p "/etc/init.d/*" -a start --description 'Start service'
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complete -x -p "/etc/init.d/*" -a stop --description 'Stop service'
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complete -x -p "/etc/init.d/*" -a status --description 'Print service status'
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complete -x -p "/etc/init.d/*" -a restart --description 'Stop and then start service'
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complete -x -p "/etc/init.d/*" -a reload --description 'Reload service configuration'
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# Make sure some key bindings are set
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if not set -q fish_key_bindings
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set -U fish_key_bindings fish_default_key_bindings
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end
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# Reload key bindings when binding variable change
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function __fish_reload_key_bindings -d "Reload key bindings when binding variable change" --on-variable fish_key_bindings
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# do nothing if the key bindings didn't actually change
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# This could be because the variable was set to the existing value
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# or because it was a local variable
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# If fish_key_bindings is empty on the first run, we still need to set the defaults
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if test "$fish_key_bindings" = "$__fish_active_key_bindings" -a -n "$fish_key_bindings"
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return
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end
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# Check if fish_key_bindings is a valid function
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# If not, either keep the previous bindings (if any) or revert to default
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# Also print an error so the user knows
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if not functions -q "$fish_key_bindings"
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echo "There is no fish_key_bindings function called: '$fish_key_bindings'" >&2
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if set -q __fish_active_key_bindings
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echo "Keeping $__fish_active_key_bindings" >&2
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return 1
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else
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echo "Reverting to default bindings" >&2
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set fish_key_bindings fish_default_key_bindings
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# Return because we are called again
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return 0
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end
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end
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set -g __fish_active_key_bindings "$fish_key_bindings"
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set -g fish_bind_mode default
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if test "$fish_key_bindings" = fish_default_key_bindings
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# Redirect stderr per #1155
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fish_default_key_bindings ^/dev/null
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else
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eval $fish_key_bindings ^/dev/null
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end
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# Load user key bindings if they are defined
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if functions --query fish_user_key_bindings >/dev/null
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fish_user_key_bindings ^/dev/null
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end
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end
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# Load key bindings
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__fish_reload_key_bindings
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# Repaint screen when window changes size
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function __fish_winch_handler --on-signal WINCH
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commandline -f repaint
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end
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# Notify vte-based terminals when $PWD changes (issue #906)
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if test "$VTE_VERSION" -ge 3405 -o "$TERM_PROGRAM" = "Apple_Terminal"
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function __update_vte_cwd --on-variable PWD --description 'Notify VTE of change to $PWD'
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status --is-command-substitution
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and return
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printf '\033]7;file://%s%s\a' (hostname) (pwd | __fish_urlencode)
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end
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__update_vte_cwd # Run once because we might have already inherited a PWD from an old tab
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end
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### Command-not-found handlers
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# This can be overridden by defining a new __fish_command_not_found_handler function
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if not type -q __fish_command_not_found_handler
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# First check if we are on OpenSUSE since SUSE's handler has no options
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# and expects first argument to be a command and second database
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# also check if there is command-not-found command.
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if test -f /etc/SuSE-release
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and type -q -p command-not-found
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function __fish_command_not_found_handler --on-event fish_command_not_found
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/usr/bin/command-not-found $argv[1]
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end
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# Check for Fedora's handler
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else if test -f /usr/libexec/pk-command-not-found
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function __fish_command_not_found_handler --on-event fish_command_not_found
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/usr/libexec/pk-command-not-found $argv[1]
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end
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# Check in /usr/lib, this is where modern Ubuntus place this command
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else if test -f /usr/lib/command-not-found
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function __fish_command_not_found_handler --on-event fish_command_not_found
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/usr/lib/command-not-found -- $argv[1]
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end
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# Check for NixOS handler
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else if test -f /run/current-system/sw/bin/command-not-found
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function __fish_command_not_found_handler --on-event fish_command_not_found
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/run/current-system/sw/bin/command-not-found $argv
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end
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# Ubuntu Feisty places this command in the regular path instead
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else if type -q -p command-not-found
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function __fish_command_not_found_handler --on-event fish_command_not_found
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command-not-found -- $argv[1]
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end
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# pkgfile is an optional, but official, package on Arch Linux
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# it ships with example handlers for bash and zsh, so we'll follow that format
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else if type -p -q pkgfile
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function __fish_command_not_found_handler --on-event fish_command_not_found
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set -l __packages (pkgfile --binaries --verbose -- $argv[1] ^/dev/null)
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if test $status -eq 0
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printf "%s may be found in the following packages:\n" "$argv[1]"
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printf " %s\n" $__packages
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else
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__fish_default_command_not_found_handler $argv[1]
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end
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end
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# Use standard fish command not found handler otherwise
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else
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function __fish_command_not_found_handler --on-event fish_command_not_found
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__fish_default_command_not_found_handler $argv[1]
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end
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end
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end
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if test $TERM = "linux" # A linux in-kernel VT with 8 colors and 256/512 glyphs
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# In a VT we have
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# black (invisible)
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# red
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# green
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# yellow
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# blue
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# magenta
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# cyan
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# white
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# Pretty much just set at random
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set -g fish_color_normal normal
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set -g fish_color_command yellow
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set -g fish_color_param cyan
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set -g fish_color_redirection normal
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set -g fish_color_comment red
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set -g fish_color_error red
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set -g fish_color_escape cyan
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set -g fish_color_operator cyan
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set -g fish_color_quote blue
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set -g fish_color_autosuggestion yellow
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set -g fish_color_valid_path
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set -g fish_color_cwd green
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set -g fish_color_cwd_root red
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set -g fish_color_match cyan
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set -g fish_color_history_current cyan
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set -g fish_color_search_match cyan
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set -g fish_color_selection blue
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set -g fish_color_end yellow
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set -g fish_color_host normal
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set -g fish_color_status red
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set -g fish_color_user green
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set -g fish_pager_color_prefix cyan
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set -g fish_pager_color_completion normal
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set -g fish_pager_color_description yellow
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set -g fish_pager_color_progress cyan
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# Don't allow setting color other than what linux offers (see #2001)
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functions -e set_color
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function set_color --shadow-builtin
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set -l term_colors black red green yellow blue magenta cyan white normal
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for a in $argv
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if not contains -- $a $term_colors
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switch $a
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# Also allow options
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case "-*"
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continue
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case "*"
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echo "Color not valid in TERM = linux: $a"
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return 1
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end
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end
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end
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builtin set_color $argv
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return $status
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end
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# Set fish_prompt to a VT-friendly version
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# without color or unicode
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function fish_prompt
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fish_fallback_prompt
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end
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end
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end
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