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|
_powerline_columns_fallback() {
if command -v stty &>/dev/null ; then
local cols="$(stty size 2>/dev/null)"
if ! test -z "$cols" ; then
echo "${cols#* }"
return 0
fi
fi
echo 0
return 0
}
_powerline_tmux_pane() {
echo "${TMUX_PANE:-`TMUX="$_POWERLINE_TMUX" tmux display -p "#D"`}" | \
tr -d ' %'
}
_powerline_tmux_setenv() {
TMUX="$_POWERLINE_TMUX" tmux setenv -g TMUX_"$1"_`_powerline_tmux_pane` "$2"
TMUX="$_POWERLINE_TMUX" tmux refresh -S
}
_powerline_tmux_set_pwd() {
if test "$_POWERLINE_SAVED_PWD" != "$PWD" ; then
_POWERLINE_SAVED_PWD="$PWD"
_powerline_tmux_setenv PWD "$PWD"
fi
}
_powerline_return() {
return $1
}
_POWERLINE_HAS_PIPESTATUS="$(
_powerline_return 0 | _powerline_return 43
test "${PIPESTATUS[*]}" = "0 43"
echo "$?"
)"
_powerline_has_pipestatus() {
return $_POWERLINE_HAS_PIPESTATUS
}
_powerline_status_wrapper() {
local last_exit_code=$? last_pipe_status=( "${PIPESTATUS[@]}" )
if ! _powerline_has_pipestatus \
|| test "${#last_pipe_status[@]}" -eq "0" \
|| test "$last_exit_code" != "${last_pipe_status[$(( ${#last_pipe_status[@]} - 1 ))]}" ; then
last_pipe_status=()
fi
"$@" $last_exit_code "${last_pipe_status[*]}"
return $last_exit_code
}
_powerline_add_status_wrapped_command() {
local action="$1" ; shift
local cmd="$1" ; shift
full_cmd="_powerline_status_wrapper $cmd"
if test "$action" = "append" ; then
PROMPT_COMMAND="$PROMPT_COMMAND"$'\n'"$full_cmd"
else
PROMPT_COMMAND="$full_cmd"$'\n'"$PROMPT_COMMAND"
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="$TMUX"
trap '_powerline_tmux_set_columns' WINCH
_powerline_tmux_set_columns
test "$PROMPT_COMMAND" != "${PROMPT_COMMAND/_powerline_tmux_set_pwd}" \
|| _powerline_add_status_wrapped_command append _powerline_tmux_set_pwd
fi
}
_powerline_local_prompt() {
# Arguments:
# 1: side
# 2: renderer_module arg
# 3: last_exit_code
# 4: last_pipe_status
# 5: jobnum
# 6: local theme
"$POWERLINE_COMMAND" $POWERLINE_COMMAND_ARGS shell $1 \
$2 \
--last-exit-code=$3 \
--last-pipe-status="$4" \
--jobnum=$5 \
--renderer-arg="client_id=$$" \
--renderer-arg="local_theme=$6"
}
_powerline_prompt() {
# Arguments:
# 1: side
# 2: last_exit_code
# 3: last_pipe_status
# 4: jobnum
"$POWERLINE_COMMAND" $POWERLINE_COMMAND_ARGS shell $1 \
--width="${COLUMNS:-$(_powerline_columns_fallback)}" \
-r.bash \
--last-exit-code=$2 \
--last-pipe-status="$3" \
--jobnum=$4 \
--renderer-arg="client_id=$$"
}
_powerline_set_prompt() {
local last_exit_code=$1 ; shift
local last_pipe_status=$1 ; shift
local jobnum="$(jobs -p|wc -l)"
PS1="$(_powerline_prompt aboveleft $last_exit_code "$last_pipe_status" $jobnum)"
if test -n "$POWERLINE_SHELL_CONTINUATION$POWERLINE_BASH_CONTINUATION" ; then
PS2="$(_powerline_local_prompt left -r.bash $last_exit_code "$last_pipe_status" $jobnum continuation)"
fi
if test -n "$POWERLINE_SHELL_SELECT$POWERLINE_BASH_SELECT" ; then
PS3="$(_powerline_local_prompt left '' $last_exit_code "$last_pipe_status" $jobnum select)"
fi
}
_powerline_setup_prompt() {
VIRTUAL_ENV_DISABLE_PROMPT=1
if test -z "${POWERLINE_COMMAND}" ; then
POWERLINE_COMMAND="$("$POWERLINE_CONFIG_COMMAND" shell command)"
fi
test "$PROMPT_COMMAND" != "${PROMPT_COMMAND%_powerline_set_prompt*}" \
|| _powerline_add_status_wrapped_command prepend _powerline_set_prompt
PS2="$(_powerline_local_prompt left -r.bash 0 0 0 continuation)"
PS3="$(_powerline_local_prompt left '' 0 0 0 select)"
}
if test -z "${POWERLINE_CONFIG_COMMAND}" ; then
if command -v powerline-config >/dev/null ; then
POWERLINE_CONFIG_COMMAND=powerline-config
else
POWERLINE_CONFIG_COMMAND="$(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
|
