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pull upstream changes from gitstatus
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romkatv
parent
303417688e
commit
0087f6b631
@ -348,6 +348,103 @@ function _gitstatus_process_response() {
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return 0
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}
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function _gitstatus_daemon() {
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# Close stdin to work around bugs in Cygwin 32-bit.
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exec 0<&- 2>>$daemon_log || return
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local pgid=$sysparams[pid]
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[[ $pgid == <1-> ]] || return
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{
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{
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trap '' PIPE
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if [[ -z $GITSTATUS_DAEMON || $GITSTATUS_NUM_THREADS != <1-> ]]; then
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local kernel
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kernel="${(L)$(uname -s)}" || return
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[[ -n $kernel ]] || return
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fi
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if [[ $GITSTATUS_DAEMON == /* ]]; then
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local daemons=($GITSTATUS_DAEMON)
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elif (( $+commands[$GITSTATUS_DAEMON] )); then
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local daemons=($commands[$GITSTATUS_DAEMON])
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elif [[ -n $GITSTATUS_DAEMON ]]; then
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local daemons=($_gitstatus_plugin_dir/{usrbin,bin}/$GITSTATUS_DAEMON)
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else
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local -aU os=($kernel)
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case $kernel in
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linux)
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local os_flavor
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os_flavor="${(L)$(uname -o 2>/dev/null)}" && os+=(${(M)os_flavor:#android})
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;;
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cygwin_nt-*) os+=(cygwin_nt-10.0);;
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msys_nt-*) os+=(msys_nt-10.0);;
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mingw32_nt-*) os+=(msys_nt-10.0);;
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mingw64_nt-*) os+=(msys_nt-10.0);;
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esac
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local arch
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arch="${(L)$(uname -m)}" || return
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[[ -n $arch ]] || return
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local daemons=(
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$_gitstatus_plugin_dir/{usrbin,bin}/gitstatusd-${^os}-$arch{,-static})
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fi
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local files=(${^daemons}(N:A))
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daemons=(${^files}(N*))
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if (( stderr_fd && $#daemons != $#files )); then
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unsetopt xtrace
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print -ru2 -- ''
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print -ru2 -- 'ERROR: missing execute permissions on gitstatusd file(s):'
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print -ru2 -- ''
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print -ru2 -- ' '${(pj:\n :)${files:|daemons}}
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print -ru2 -- ''
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setopt xtrace
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fi
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(( $#daemons )) || return
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if [[ $GITSTATUS_NUM_THREADS == <1-> ]]; then
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args+=(-t $GITSTATUS_NUM_THREADS)
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else
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local cpus
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if (( ! $+commands[sysctl] )) || [[ $kernel == linux ]] ||
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! cpus="$(sysctl -n hw.ncpu)"; then
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if (( ! $+commands[getconf] )) || ! cpus="$(getconf _NPROCESSORS_ONLN)"; then
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cpus=8
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fi
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fi
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args+=(-t $((cpus > 16 ? 32 : cpus > 0 ? 2 * cpus : 16)))
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fi
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mkfifo -- $file_prefix.fifo || return
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print -rn -- ${(l:20:)pgid} || return
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exec <$file_prefix.fifo || return
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zf_rm -- $file_prefix.fifo || return
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local daemon
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for daemon in $daemons; do
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$daemon "${(@)args}"
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local -i ret=$?
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(( ret == 0 || ret == 10 || ret > 128 )) && return ret
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done
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} always {
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local -i ret=$?
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zf_rm -f -- $file_prefix.lock $file_prefix.fifo
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kill -- -$pgid
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}
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} &!
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(( lock_fd == -1 )) && return
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{
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if zsystem flock -- $file_prefix.lock && [[ -e $file_prefix.lock ]]; then
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zf_rm -f -- $file_prefix.lock $file_prefix.fifo
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kill -- -$pgid
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fi
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} &!
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}
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# Starts gitstatusd in the background. Does nothing and succeeds if gitstatusd is already running.
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#
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# Usage: gitstatus_start [OPTION]... NAME
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@ -473,111 +570,36 @@ function gitstatus_start() {
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zsystem flock -f lock_fd $file_prefix.lock || return
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[[ $lock_fd == <1-> ]] || return
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fi
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typeset -gi _GITSTATUS_LOCK_FD_$name=lock_fd
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typeset -gi GITSTATUS_DAEMON_PID_$name="${sysparams[procsubstpid]:--1}"
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{
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() {
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typeset -gi GITSTATUS_DAEMON_PID_$name="${sysparams[procsubstpid]:--1}"
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sysopen -r -o cloexec -u resp_fd -- $1 || return
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[[ $resp_fd == <1-> ]] || return
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typeset -gi _GITSTATUS_RESP_FD_$name=resp_fd
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} <(
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exec 2>&3 3>&- || return
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local pgid=$sysparams[pid]
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[[ $pgid == <1-> ]] || return
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{
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{
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trap '' PIPE
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if [[ -z $GITSTATUS_DAEMON || $GITSTATUS_NUM_THREADS != <1-> ]]; then
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local kernel
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kernel="${(L)$(uname -s)}" || return
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[[ -n $kernel ]] || return
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fi
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if [[ $GITSTATUS_DAEMON == /* ]]; then
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local daemons=($GITSTATUS_DAEMON)
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elif (( $+commands[$GITSTATUS_DAEMON] )); then
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local daemons=($commands[$GITSTATUS_DAEMON])
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elif [[ -n $GITSTATUS_DAEMON ]]; then
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local daemons=($_gitstatus_plugin_dir/{usrbin,bin}/$GITSTATUS_DAEMON)
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else
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local -aU os=($kernel)
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case $kernel in
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linux)
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local os_flavor
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os_flavor="${(L)$(uname -o 2>/dev/null)}" && os+=(${(M)os_flavor:#android})
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;;
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cygwin_nt-*) os+=(cygwin_nt-10.0);;
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msys_nt-*) os+=(msys_nt-10.0);;
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mingw32_nt-*) os+=(msys_nt-10.0);;
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mingw64_nt-*) os+=(msys_nt-10.0);;
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esac
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local arch
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arch="${(L)$(uname -m)}" || return
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[[ -n $arch ]] || return
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local daemons=(
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$_gitstatus_plugin_dir/{usrbin,bin}/gitstatusd-${^os}-$arch{,-static})
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fi
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local files=(${^daemons}(N:A))
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daemons=(${^files}(N*))
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if (( stderr_fd && $#daemons != $#files )); then
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unsetopt xtrace
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print -ru2 -- ''
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print -ru2 -- 'ERROR: missing execute permissions on gitstatusd file(s):'
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print -ru2 -- ''
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print -ru2 -- ' '${(pj:\n :)${files:|daemons}}
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print -ru2 -- ''
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setopt xtrace
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fi
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(( $#daemons )) || return
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if [[ $GITSTATUS_NUM_THREADS == <1-> ]]; then
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args+=(-t $GITSTATUS_NUM_THREADS)
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else
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local cpus
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if (( ! $+commands[sysctl] )) || [[ $kernel == linux ]] ||
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! cpus="$(sysctl -n hw.ncpu)"; then
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if (( ! $+commands[getconf] )) || ! cpus="$(getconf _NPROCESSORS_ONLN)"; then
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cpus=8
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fi
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fi
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args+=(-t $((cpus > 16 ? 32 : cpus > 0 ? 2 * cpus : 16)))
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fi
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mkfifo -- $file_prefix.fifo || return
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print -rn -- ${(l:20:)pgid} || return
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exec <$file_prefix.fifo || return
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zf_rm -- $file_prefix.fifo || return
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local daemon
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for daemon in $daemons; do
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$daemon "${(@)args}"
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local -i ret=$?
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(( ret == 0 || ret == 10 || ret > 128 )) && return ret
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done
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} always {
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local -i ret=$?
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zf_rm -f -- $file_prefix.lock $file_prefix.fifo
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kill -- -$pgid
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}
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} &!
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(( lock_fd == -1 )) && return
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{
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if zsystem flock -- $file_prefix.lock && [[ -e $file_prefix.lock ]]; then
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zf_rm -f -- $file_prefix.lock $file_prefix.fifo
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kill -- -$pgid
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fi
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} &!
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) || return
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} <&- >&- 3>>$daemon_log || return
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if [[ -n $USERPROFILE && -d /cygdrive && -d /proc/self/fd ]]; then
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# Work around bugs in Cygwin 32-bit.
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#
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# This hangs:
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#
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# emulate -L zsh
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# () { exec {fd}< $1 } <(:)
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# =true # hangs here
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#
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# This hangs:
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#
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# sysopen -r -u fd <(:)
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local -i fd
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exec {fd}< <(_gitstatus_daemon) || return
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{
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[[ -r /proc/self/fd/$fd ]] || return
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sysopen -r -o cloexec -u resp_fd /proc/self/fd/$fd || return
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} always {
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exec {fd} >&- || return
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}
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else
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sysopen -r -o cloexec -u resp_fd <(_gitstatus_daemon) || return
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fi
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[[ $resp_fd == <1-> ]] || return
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typeset -gi _GITSTATUS_RESP_FD_$name=resp_fd
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typeset -gi _GITSTATUS_STATE_$name=1
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fi
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