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close fifo descriptor on exec and ensure timer process exits

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romkatv 2019-03-17 14:01:30 +01:00
parent 860387d2f2
commit 0e8989019e
1 changed files with 30 additions and 12 deletions
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42
powerlevel9k.zsh-theme
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@ -2082,22 +2082,25 @@ typeset -g OS
typeset -g OS_ICON typeset -g OS_ICON
typeset -g SED_EXTENDED_REGEX_PARAMETER typeset -g SED_EXTENDED_REGEX_PARAMETER
typeset -g _P9K_TIMER_FIFO
typeset -gi _P9K_TIMER_FD=0 typeset -gi _P9K_TIMER_FD=0
typeset -gi _P9K_TIMER_PID=0
_p9k_init_timer() { _p9k_init_timer() {
local fifo
_p9k_start_timer() { _p9k_start_timer() {
emulate -L zsh emulate -L zsh
setopt err_return no_bg_nice setopt err_return no_bg_nice
fifo=$(mktemp -u "${TMPDIR:-/tmp}"/p9k.$$.pipe.timer.XXXXXXXXXX) _P9K_TIMER_FIFO=$(mktemp -u "${TMPDIR:-/tmp}"/p9k.$$.timer.pipe.XXXXXXXXXX)
mkfifo $fifo mkfifo $_P9K_TIMER_FIFO
exec {_P9K_TIMER_FD}<>$fifo sysopen -rw -o cloexec,sync -u _P9K_TIMER_FD $_P9K_TIMER_FIFO
zsystem flock $_P9K_TIMER_FIFO
function _p9k_on_timer() { function _p9k_on_timer() {
emulate -L zsh emulate -L zsh
local dummy && IFS='' read -u $_P9K_TIMER_FD dummy && zle .reset-prompt local dummy
while IFS='' read -t -u $_P9K_TIMER_FD dummy; do true; done
zle .reset-prompt
} }
zle -F $_P9K_TIMER_FD _p9k_on_timer zle -F $_P9K_TIMER_FD _p9k_on_timer
@ -2105,13 +2108,22 @@ _p9k_init_timer() {
# `kill -WINCH $$` is a workaround for a bug in zsh. After a background job completes, callbacks # `kill -WINCH $$` is a workaround for a bug in zsh. After a background job completes, callbacks
# registered with `zle -F` stop firing until the user presses any key or the process receives a # registered with `zle -F` stop firing until the user presses any key or the process receives a
# signal (any signal at all). # signal (any signal at all).
zsh -c "while kill -WINCH $$; do sleep 1; echo; done" </dev/null >&$_P9K_TIMER_FD 2>/dev/null &! zsh -c "
local pid=$! zmodload zsh/system
function _p9k_kill_timer_${pid}() { while sleep 1 && ! zsystem flock -t 0 ${(q)_P9K_TIMER_FIFO} && kill -WINCH $$ && echo; do
true
done
command rm -f ${(q)_P9K_TIMER_FIFO}
" </dev/null >&$_P9K_TIMER_FD 2>/dev/null &!
_P9K_TIMER_PID=$!
function _p9k_kill_timer() {
emulate -L zsh emulate -L zsh
kill -- -${${(%)${:-%N}}#_p9k_kill_timer_} &>/dev/null (( _P9K_TIMER_PID )) && kill -- -$_P9K_TIMER_PID &>/dev/null
command rm -f $_P9K_TIMER_FIFO
} }
add-zsh-hook zshexit _p9k_kill_timer_${pid} add-zsh-hook zshexit _p9k_kill_timer
} }
if ! _p9k_start_timer ; then if ! _p9k_start_timer ; then
@ -2121,9 +2133,14 @@ _p9k_init_timer() {
exec {_P9K_TIMER_FD}>&- exec {_P9K_TIMER_FD}>&-
_P9K_TIMER_FD=0 _P9K_TIMER_FD=0
fi fi
if (( _P9K_TIMER_PID )); then
kill -- -$_P9K_TIMER_PID &>/dev/null
_P9K_TIMER_PID=0
fi
command rm -f $_P9K_TIMER_FIFO
_P9K_TIMER_FIFO=''
unset -f _p9k_on_timer unset -f _p9k_on_timer
fi fi
command rm -f "$fifo"
} }
_p9k_init() { _p9k_init() {
@ -2321,5 +2338,6 @@ autoload -Uz add-zsh-hook
zmodload zsh/datetime zmodload zsh/datetime
zmodload zsh/mathfunc zmodload zsh/mathfunc
zmodload zsh/system
prompt_powerlevel9k_setup "$@" prompt_powerlevel9k_setup "$@"