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pull upstream changes from gitstatus

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pull/644/head
romkatv 5 years ago
parent 303417688e
commit 0087f6b631
1 changed files with 125 additions and 103 deletions
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228
gitstatus/gitstatus.plugin.zsh
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@ -348,6 +348,103 @@ function _gitstatus_process_response() {
return 0
}
function _gitstatus_daemon() {
# Close stdin to work around bugs in Cygwin 32-bit.
exec 0<&- 2>>$daemon_log || return
local pgid=$sysparams[pid]
[[ $pgid == <1-> ]] || return
{
{
trap '' PIPE
if [[ -z $GITSTATUS_DAEMON || $GITSTATUS_NUM_THREADS != <1-> ]]; then
local kernel
kernel="${(L)$(uname -s)}" || return
[[ -n $kernel ]] || return
fi
if [[ $GITSTATUS_DAEMON == /* ]]; then
local daemons=($GITSTATUS_DAEMON)
elif (( $+commands[$GITSTATUS_DAEMON] )); then
local daemons=($commands[$GITSTATUS_DAEMON])
elif [[ -n $GITSTATUS_DAEMON ]]; then
local daemons=($_gitstatus_plugin_dir/{usrbin,bin}/$GITSTATUS_DAEMON)
else
local -aU os=($kernel)
case $kernel in
linux)
local os_flavor
os_flavor="${(L)$(uname -o 2>/dev/null)}" && os+=(${(M)os_flavor:#android})
;;
cygwin_nt-*) os+=(cygwin_nt-10.0);;
msys_nt-*) os+=(msys_nt-10.0);;
mingw32_nt-*) os+=(msys_nt-10.0);;
mingw64_nt-*) os+=(msys_nt-10.0);;
esac
local arch
arch="${(L)$(uname -m)}" || return
[[ -n $arch ]] || return
local daemons=(
$_gitstatus_plugin_dir/{usrbin,bin}/gitstatusd-${^os}-$arch{,-static})
fi
local files=(${^daemons}(N:A))
daemons=(${^files}(N*))
if (( stderr_fd && $#daemons != $#files )); then
unsetopt xtrace
print -ru2 -- ''
print -ru2 -- 'ERROR: missing execute permissions on gitstatusd file(s):'
print -ru2 -- ''
print -ru2 -- ' '${(pj:\n :)${files:|daemons}}
print -ru2 -- ''
setopt xtrace
fi
(( $#daemons )) || return
if [[ $GITSTATUS_NUM_THREADS == <1-> ]]; then
args+=(-t $GITSTATUS_NUM_THREADS)
else
local cpus
if (( ! $+commands[sysctl] )) || [[ $kernel == linux ]] ||
! cpus="$(sysctl -n hw.ncpu)"; then
if (( ! $+commands[getconf] )) || ! cpus="$(getconf _NPROCESSORS_ONLN)"; then
cpus=8
fi
fi
args+=(-t $((cpus > 16 ? 32 : cpus > 0 ? 2 * cpus : 16)))
fi
mkfifo -- $file_prefix.fifo || return
print -rn -- ${(l:20:)pgid} || return
exec <$file_prefix.fifo || return
zf_rm -- $file_prefix.fifo || return
local daemon
for daemon in $daemons; do
$daemon "${(@)args}"
local -i ret=$?
(( ret == 0 || ret == 10 || ret > 128 )) && return ret
done
} always {
local -i ret=$?
zf_rm -f -- $file_prefix.lock $file_prefix.fifo
kill -- -$pgid
}
} &!
(( lock_fd == -1 )) && return
{
if zsystem flock -- $file_prefix.lock && [[ -e $file_prefix.lock ]]; then
zf_rm -f -- $file_prefix.lock $file_prefix.fifo
kill -- -$pgid
fi
} &!
}
# Starts gitstatusd in the background. Does nothing and succeeds if gitstatusd is already running.
#
# Usage: gitstatus_start [OPTION]... NAME
@ -473,111 +570,36 @@ function gitstatus_start() {
zsystem flock -f lock_fd $file_prefix.lock || return
[[ $lock_fd == <1-> ]] || return
fi
typeset -gi _GITSTATUS_LOCK_FD_$name=lock_fd
{
() {
typeset -gi GITSTATUS_DAEMON_PID_$name="${sysparams[procsubstpid]:--1}"
sysopen -r -o cloexec -u resp_fd -- $1 || return
[[ $resp_fd == <1-> ]] || return
typeset -gi _GITSTATUS_RESP_FD_$name=resp_fd
} <(
exec 2>&3 3>&- || return
local pgid=$sysparams[pid]
[[ $pgid == <1-> ]] || return
{
{
trap '' PIPE
if [[ -z $GITSTATUS_DAEMON || $GITSTATUS_NUM_THREADS != <1-> ]]; then
local kernel
kernel="${(L)$(uname -s)}" || return
[[ -n $kernel ]] || return
fi
if [[ $GITSTATUS_DAEMON == /* ]]; then
local daemons=($GITSTATUS_DAEMON)
elif (( $+commands[$GITSTATUS_DAEMON] )); then
local daemons=($commands[$GITSTATUS_DAEMON])
elif [[ -n $GITSTATUS_DAEMON ]]; then
local daemons=($_gitstatus_plugin_dir/{usrbin,bin}/$GITSTATUS_DAEMON)
else
local -aU os=($kernel)
case $kernel in
linux)
local os_flavor
os_flavor="${(L)$(uname -o 2>/dev/null)}" && os+=(${(M)os_flavor:#android})
;;
cygwin_nt-*) os+=(cygwin_nt-10.0);;
msys_nt-*) os+=(msys_nt-10.0);;
mingw32_nt-*) os+=(msys_nt-10.0);;
mingw64_nt-*) os+=(msys_nt-10.0);;
esac
local arch
arch="${(L)$(uname -m)}" || return
[[ -n $arch ]] || return
local daemons=(
$_gitstatus_plugin_dir/{usrbin,bin}/gitstatusd-${^os}-$arch{,-static})
fi
local files=(${^daemons}(N:A))
daemons=(${^files}(N*))
if (( stderr_fd && $#daemons != $#files )); then
unsetopt xtrace
print -ru2 -- ''
print -ru2 -- 'ERROR: missing execute permissions on gitstatusd file(s):'
print -ru2 -- ''
print -ru2 -- ' '${(pj:\n :)${files:|daemons}}
print -ru2 -- ''
setopt xtrace
fi
(( $#daemons )) || return
if [[ $GITSTATUS_NUM_THREADS == <1-> ]]; then
args+=(-t $GITSTATUS_NUM_THREADS)
else
local cpus
if (( ! $+commands[sysctl] )) || [[ $kernel == linux ]] ||
! cpus="$(sysctl -n hw.ncpu)"; then
if (( ! $+commands[getconf] )) || ! cpus="$(getconf _NPROCESSORS_ONLN)"; then
cpus=8
fi
fi
args+=(-t $((cpus > 16 ? 32 : cpus > 0 ? 2 * cpus : 16)))
fi
mkfifo -- $file_prefix.fifo || return
print -rn -- ${(l:20:)pgid} || return
exec <$file_prefix.fifo || return
zf_rm -- $file_prefix.fifo || return
local daemon
for daemon in $daemons; do
$daemon "${(@)args}"
local -i ret=$?
(( ret == 0 || ret == 10 || ret > 128 )) && return ret
done
} always {
local -i ret=$?
zf_rm -f -- $file_prefix.lock $file_prefix.fifo
kill -- -$pgid
}
} &!
(( lock_fd == -1 )) && return
{
if zsystem flock -- $file_prefix.lock && [[ -e $file_prefix.lock ]]; then
zf_rm -f -- $file_prefix.lock $file_prefix.fifo
kill -- -$pgid
fi
} &!
) || return
} <&- >&- 3>>$daemon_log || return
typeset -gi _GITSTATUS_LOCK_FD_$name=lock_fd
typeset -gi GITSTATUS_DAEMON_PID_$name="${sysparams[procsubstpid]:--1}"
if [[ -n $USERPROFILE && -d /cygdrive && -d /proc/self/fd ]]; then
# Work around bugs in Cygwin 32-bit.
#
# This hangs:
#
# emulate -L zsh
# () { exec {fd}< $1 } <(:)
# =true # hangs here
#
# This hangs:
#
# sysopen -r -u fd <(:)
local -i fd
exec {fd}< <(_gitstatus_daemon) || return
{
[[ -r /proc/self/fd/$fd ]] || return
sysopen -r -o cloexec -u resp_fd /proc/self/fd/$fd || return
} always {
exec {fd} >&- || return
}
else
sysopen -r -o cloexec -u resp_fd <(_gitstatus_daemon) || return
fi
[[ $resp_fd == <1-> ]] || return
typeset -gi _GITSTATUS_RESP_FD_$name=resp_fd
typeset -gi _GITSTATUS_STATE_$name=1
fi

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