/usr/share/powerline/bindings/bash/powerline.sh is in powerline 2.3-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 | _powerline_columns_fallback() {
if which stty &>/dev/null ; then
local cols="$(stty size 2>/dev/null)"
if ! test -z "$cols" ; then
echo "${cols#* }"
return 0
fi
fi
echo 0
return 0
}
_powerline_tmux_setenv() {
TMUX="$_POWERLINE_TMUX" tmux setenv -g TMUX_"$1"_`tmux display -p "#D" | tr -d %` "$2"
TMUX="$_POWERLINE_TMUX" tmux refresh -S
}
_powerline_tmux_set_pwd() {
if test "x$_POWERLINE_SAVED_PWD" != "x$PWD" ; then
_POWERLINE_SAVED_PWD="$PWD"
_powerline_tmux_setenv PWD "$PWD"
fi
}
_powerline_tmux_set_columns() {
_powerline_tmux_setenv COLUMNS "${COLUMNS:-`_powerline_columns_fallback`}"
}
_powerline_init_tmux_support() {
if test -n "$TMUX" && tmux refresh -S &>/dev/null ; then
# TMUX variable may be unset to create new tmux session inside this one
_POWERLINE_TMUX="$TMUX"
trap '_powerline_tmux_set_columns' WINCH
_powerline_tmux_set_columns
test "x$PROMPT_COMMAND" != "x${PROMPT_COMMAND/_powerline_tmux_set_pwd}" ||
PROMPT_COMMAND="${PROMPT_COMMAND}"$'\n_powerline_tmux_set_pwd'
fi
}
_powerline_local_prompt() {
# Arguments: side, renderer_module arg, last_exit_code, jobnum, local theme
"$POWERLINE_COMMAND" $POWERLINE_COMMAND_ARGS shell $1 \
$2 \
--last-exit-code=$3 \
--jobnum=$4 \
--renderer-arg="client_id=$$" \
--renderer-arg="local_theme=$5"
}
_powerline_prompt() {
# Arguments: side, last_exit_code, jobnum
"$POWERLINE_COMMAND" $POWERLINE_COMMAND_ARGS shell $1 \
--width="${COLUMNS:-$(_powerline_columns_fallback)}" \
-r.bash \
--last-exit-code=$2 \
--jobnum=$3 \
--renderer-arg="client_id=$$"
}
_powerline_set_prompt() {
local last_exit_code=$?
local jobnum="$(jobs -p|wc -l)"
PS1="$(_powerline_prompt aboveleft $last_exit_code $jobnum)"
if test -n "$POWERLINE_SHELL_CONTINUATION$POWERLINE_BASH_CONTINUATION" ; then
PS2="$(_powerline_local_prompt left -r.bash $last_exit_code $jobnum continuation)"
fi
if test -n "$POWERLINE_SHELL_SELECT$POWERLINE_BASH_SELECT" ; then
PS3="$(_powerline_local_prompt left '' $last_exit_code $jobnum select)"
fi
return $last_exit_code
}
_powerline_setup_prompt() {
VIRTUAL_ENV_DISABLE_PROMPT=1
if test -z "${POWERLINE_COMMAND}" ; then
POWERLINE_COMMAND="$("$POWERLINE_CONFIG_COMMAND" shell command)"
fi
test "x$PROMPT_COMMAND" != "x${PROMPT_COMMAND%_powerline_set_prompt*}" ||
PROMPT_COMMAND=$'_powerline_set_prompt\n'"${PROMPT_COMMAND}"
PS2="$(_powerline_local_prompt left -r.bash 0 0 continuation)"
PS3="$(_powerline_local_prompt left '' 0 0 select)"
}
if test -z "${POWERLINE_CONFIG_COMMAND}" ; then
if which powerline-config >/dev/null ; then
POWERLINE_CONFIG_COMMAND=powerline-config
else
POWERLINE_CONFIG_COMMAND="$(dirname "$BASH_SOURCE")/../../../scripts/powerline-config"
fi
fi
if "${POWERLINE_CONFIG_COMMAND}" shell --shell=bash uses prompt ; then
_powerline_setup_prompt
fi
if "${POWERLINE_CONFIG_COMMAND}" shell --shell=bash uses tmux ; then
_powerline_init_tmux_support
fi
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