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aca8058717
This special case was added in fb2ed355e (Improve fork reporting Save a
couple of forks during init, 2012-04-24) but the reason for it is gone.
234 lines
10 KiB
Fish
234 lines
10 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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# For one-off upgrades of the fish version
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if not set -q __fish_initialized
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set -U __fish_initialized 0
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end
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set -g __fish_active_key_bindings
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# usage: __init_uvar VARIABLE VALUES...
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function __init_uvar -d "Sets a universal variable if it's not already set"
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if not set --query $argv[1]
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set --universal $argv
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end
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end
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# If we are starting up for the first time, set various defaults.
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if test $__fish_initialized -lt 3400
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# Create empty configuration directores if they do not already exist
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test -e $__fish_config_dir/completions/ -a -e $__fish_config_dir/conf.d/ -a -e $__fish_config_dir/functions/ ||
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mkdir -p $__fish_config_dir/{completions, conf.d, functions}
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# Create config.fish with some boilerplate if it does not exist
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test -e $__fish_config_dir/config.fish || echo "\
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if status is-interactive
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# Commands to run in interactive sessions can go here
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end" >$__fish_config_dir/config.fish
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# Regular syntax highlighting colors
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# NOTE: These should only use named colors
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# to give us the maximum chance they are
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# visible in whatever terminal setup.
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#
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__init_uvar fish_color_normal normal
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__init_uvar fish_color_command normal
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__init_uvar fish_color_param cyan
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__init_uvar fish_color_redirection cyan --bold
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__init_uvar fish_color_comment red
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__init_uvar fish_color_error brred
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__init_uvar fish_color_escape brcyan
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__init_uvar fish_color_operator brcyan
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__init_uvar fish_color_end green
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__init_uvar fish_color_quote yellow
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__init_uvar fish_color_autosuggestion brblack
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__init_uvar fish_color_user brgreen
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__init_uvar fish_color_host normal
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__init_uvar fish_color_host_remote yellow
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__init_uvar fish_color_valid_path --underline
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__init_uvar fish_color_status red
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__init_uvar fish_color_cwd green
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__init_uvar fish_color_cwd_root red
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# Background color for selections
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__init_uvar fish_color_selection white --bold --background=brblack
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__init_uvar fish_color_cancel -r
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# Pager colors
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__init_uvar fish_pager_color_prefix normal --bold --underline
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__init_uvar fish_pager_color_completion normal
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__init_uvar fish_pager_color_description yellow -i
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__init_uvar fish_pager_color_progress brwhite --background=cyan
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__init_uvar fish_pager_color_selected_background -r
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#
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# Directory history colors
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#
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__init_uvar fish_color_history_current --bold
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end
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if test $__fish_initialized -lt 3800
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# Background color for search matches
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__init_uvar fish_color_search_match white --background=brblack
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if test "$fish_color_search_match[1]" = bryellow
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set --universal fish_color_search_match[1] white
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end
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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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# Don't do this if we're being invoked as part of running unit tests.
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if not set -q FISH_UNIT_TESTS_RUNNING
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# Check if our manpage completion script exists because some distros split it out.
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# (#7183)
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set -l script $__fish_data_dir/tools/create_manpage_completions.py
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if not test -d $__fish_cache_dir/generated_completions; and test -e "$script"
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# Generating completions from man pages needs python (see issue #3588).
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# We cannot simply do `fish_update_completions &` because it is a function.
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# We cannot do `eval` since it is a function.
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# We don't want to call `fish -c` since that is unnecessary and sources config.fish again.
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# Hence we'll call python directly.
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# c_m_p.py should work with any python version.
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set -l update_args -B $__fish_data_dir/tools/create_manpage_completions.py --manpath --cleanup-in $__fish_user_data_dir/generated_completions --cleanup-in $__fish_cache_dir/generated_completions
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if set -l python (__fish_anypython)
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# Run python directly in the background and swallow all output
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$python $update_args >/dev/null 2>&1 &
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# Then disown the job so that it continues to run in case of an early exit (#6269)
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disown >/dev/null 2>&1
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end
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end
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end
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#
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# Print a greeting.
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# The default just prints a variable of the same name.
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#
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# NOTE: This status check is necessary to not print the greeting when `read`ing in scripts. See #7080.
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if status --is-interactive
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and functions -q fish_greeting
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fish_greeting
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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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if test -d /etc/init.d
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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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end
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#
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# We want to show our completions for the [ (test) builtin, but
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# we don't want to create a [.fish. test.fish will not be loaded until
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# the user tries [ interactively.
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#
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complete -c [ --wraps test
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complete -c ! --wraps not
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#
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# Only a few builtins take filenames; initialize the rest with no file completions
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#
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complete -c(builtin -n | string match -rv '(\.|:|source|cd|contains|count|echo|exec|printf|random|realpath|set|\\[|test|for)') --no-files
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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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# Make sure some key bindings are set
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__init_uvar fish_key_bindings fish_default_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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# We need to see if this is a defined function, otherwise we'd be in an endless loop.
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if functions -q $__fish_active_key_bindings
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echo "Keeping $__fish_active_key_bindings" >&2
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# Set the variable to the old value so this error doesn't happen again.
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set fish_key_bindings $__fish_active_key_bindings
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return 1
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else if functions -q fish_default_key_bindings
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echo "Reverting to default bindings" >&2
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set fish_key_bindings fish_default_key_bindings
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# Return because we are called again
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return 0
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else
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# If we can't even find the default bindings, something is broken.
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# Without it, we would eventually run into the stack size limit, but that'd print hundreds of duplicate lines
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# so we should give up earlier.
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echo "Cannot find fish_default_key_bindings, falling back to very simple bindings." >&2
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echo "Most likely something is wrong with your installation." >&2
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return 0
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end
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end
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set -g __fish_active_key_bindings "$fish_key_bindings"
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set -g fish_bind_mode default
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# Redirect stderr per #1155
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$fish_key_bindings 2>/dev/null
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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 2>/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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# Detect whether the terminal reflows on its own
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# If it does we shouldn't do it.
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# Allow $fish_handle_reflow to override it.
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if not set -q fish_handle_reflow
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# VTE reflows the text itself, so us doing it inevitably races against it.
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# Guidance from the VTE developers is to let them repaint.
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if set -q VTE_VERSION
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# Same for these terminals
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or string match -q -- 'alacritty*' $TERM
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or test "$TERM_PROGRAM" = WezTerm
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set -g fish_handle_reflow 0
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else if set -q KONSOLE_VERSION
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and test "$KONSOLE_VERSION" -ge 210400 2>/dev/null
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# Konsole since version 21.04(.00)
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# Note that this is optional, but since we have no way of detecting it
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# we go with the default, which is true.
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set -g fish_handle_reflow 0
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else
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set -g fish_handle_reflow 1
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end
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end
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function __fish_winch_handler --on-signal WINCH -d "Repaint screen when window changes size"
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if test "$fish_handle_reflow" = 1 2>/dev/null
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commandline -f repaint >/dev/null 2>/dev/null
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end
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end
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# Notify terminals when $PWD changes via OSC 7 (issue #906).
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function __fish_update_cwd_osc --on-variable PWD --description 'Notify terminals when $PWD changes'
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printf \e\]7\;file://%s%s\a $hostname (string escape --style=url -- $PWD)
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end
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__fish_update_cwd_osc # Run once because we might have already inherited a PWD from an old tab
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# Bump this whenever some code below needs to run once when upgrading to a new version.
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# The universal variable __fish_initialized is initialized in share/config.fish.
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set __fish_initialized 3800
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functions -e __fish_config_interactive
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end
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