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Fix #304: _lp_jobcount_color() when is tmux not installed

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Refactor _lp_jobcount_color() to avoid running either 'screen' or 'tmux'
if they are not installed.
This commit is contained in:
Olivier Mengué 2014-06-27 21:45:11 +02:00
parent 50a3867819
commit 07d18d4ca3
1 changed files with 9 additions and 7 deletions
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@ -384,6 +384,9 @@ case "$LP_OS" in
Darwin) [[ "$LP_ENABLE_BATT" = 1 ]] && { command -v pmset >/dev/null || LP_ENABLE_BATT=0 ; };;
*) [[ "$LP_ENABLE_BATT" = 1 ]] && { command -v acpi >/dev/null || LP_ENABLE_BATT=0 ; };;
esac
command -v screen >/dev/null ; _lp_bool _LP_ENABLE_SCREEN $?
command -v tmux >/dev/null ; _lp_bool _LP_ENABLE_TMUX $?
$_LP_ENABLE_SCREEN || $_LP_ENABLE_TMUX ; _lp_bool _LP_ENABLE_DETACHED_SESSIONS $?
if [[ "$LP_ENABLE_RUNTIME" == 1 ]] && ! $_LP_SHELL_bash; then
echo Unfortunately, runtime printing for zsh is not yet supported. Turn LP_ENABLE_RUNTIME off in your config to hide this message.
@ -663,16 +666,15 @@ _lp_jobcount_color()
local running=$(( $(jobs -r | wc -l) ))
local stopped=$(( $(jobs -s | wc -l) ))
local n_screen=$(screen -ls 2> /dev/null | grep -c '[Dd]etach[^)]*)$')
local n_tmux=$(tmux list-sessions 2> /dev/null | grep -cvE 'attached|command not found')
local detached=$(( $n_screen + $n_tmux ))
local m_detached="d"
local m_stop="z"
local m_run="&"
local ret=""
local ret
if [[ $detached != "0" ]] ; then
ret="${ret}${LP_COLOR_JOB_D}${detached}${m_detached}${NO_COL}"
if $_LP_ENABLE_DETACHED_SESSIONS; then
local -i detached=0
$_LP_ENABLE_SCREEN && let detached=$(screen -ls 2> /dev/null | grep -c '[Dd]etach[^)]*)$')
$_LP_ENABLE_TMUX && let detached+=$(tmux list-sessions 2> /dev/null | grep -cv 'attached')
(( detached > 0 )) && ret="${ret}${LP_COLOR_JOB_D}${detached}d${NO_COL}"
fi
if [[ $running != "0" ]] ; then