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Refactor _powerline_init_tmux_support 

- Move _powerline_tmux* functions definitions out of
  _powerline_init_tmux_support.
- Do not touch PROMPT_COMMAND unless tmux support is to be added.
This commit is contained in:
ZyX 2014-07-19 21:38:49 +04:00
parent d86064436d
commit 3d12662f8b
1 changed files with 20 additions and 23 deletions
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41
powerline/bindings/bash/powerline.sh
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@ -10,36 +10,33 @@ _powerline_columns_fallback() {
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"
_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)}"
}
trap "_powerline_tmux_set_columns" SIGWINCH
trap "_powerline_tmux_set_columns" WINCH
_powerline_tmux_set_columns
else
_powerline_tmux_set_pwd() {
return 0
}
fi
test "x$PROMPT_COMMAND" != "x${PROMPT_COMMAND/_powerline_tmux_set_pwd}" ||
export PROMPT_COMMAND="${PROMPT_COMMAND}"$'\n_powerline_tmux_set_pwd'
fi
}
_powerline_prompt() {