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pull upstream changes from gitstatus

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pull/35/head
romkatv 6 years ago
parent ab43f19909
commit 860387d2f2
5 changed files with 41 additions and 56 deletions
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gitstatus/bin/gitstatusd-darwin-x86_64
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97
gitstatus/gitstatus.plugin.zsh
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@ -1,4 +1,5 @@
[[ -o interactive ]] && autoload -Uz add-zsh-hook && zmodload zsh/datetime || return
[[ -o interactive ]] || return
autoload -Uz add-zsh-hook && zmodload zsh/datetime && zmodload zsh/system || return
# Retrives status of a git repo from a directory under its working tree.
#
@ -44,11 +45,13 @@
# The point of reporting -1 as unstaged and untracked is to allow the command to skip scanning
# files in large repos. See -m flag of gitstatus_start.
#
# gitstatus_query returns an error if gitstatus_start hasn't been called in the same shell or
# failed.
#
# !!!!! WARNING: CONCURRENT CALLS WITH THE SAME NAME ARE NOT ALLOWED !!!!!
#
# It's illegal to call `gitstatus_query NAME` if `gitstatus_query NAME` is running concurrently in
# the same interactive shell or its child, or if the callback for the last timed out request hasn't
# fired yet. If you need to issue concurrent requests, use different NAME arguments.
# It's illegal to call gitstatus_query if the last asynchronous call with the same NAME hasn't
# completed yet. If you need to issue concurrent requests, use different NAME arguments.
function gitstatus_query() {
emulate -L zsh
setopt err_return no_unset
@ -72,29 +75,12 @@ function gitstatus_query() {
[[ -v GITSTATUS_DAEMON_PID_${name} ]]
local -i req_fd
local req_fd_var=_GITSTATUS_REQ_FD_${name}
# Verify that gitstatus_query is running in the same process that ran gitstatus_start.
local client_pid_var=_GITSTATUS_CLIENT_PID_${name}
[[ ${(P)client_pid_var} == $$ ]]
[[ ${(P)client_pid_var} == $$ ]] && {
req_fd=${(P)req_fd_var}
} || {
local req_fifo_var=_GITSTATUS_REQ_FIFO_${name}
local resp_fifo_var=_GITSTATUS_RESP_FIFO_${name}
local resp_fd_var=_GITSTATUS_RESP_FD_${name}
local -i resp_fd
exec {req_fd}<>${(P)req_fifo_var}
exec {resp_fd}<>${(P)resp_fifo_var}
typeset -g $client_pid_var=$$
typeset -g $req_fd_var=$req_fd
typeset -g $resp_fd_var=$resp_fd
typeset -giH $client_pid_var=$client_pid
function _gitstatus_process_response_${name}() {
_gitstatus_process_response ${${(%)${:-%N}}#_gitstatus_process_response_} 0 ''
}
zle -F $resp_fd _gitstatus_process_response_${name}
}
local req_fd_var=_GITSTATUS_REQ_FD_${name}
local -i req_fd=${(P)req_fd_var}
local -r req_id="$EPOCHREALTIME"
echo -nE "${req_id} ${callback}"$'\x1f'"${dir}"$'\x1e' >&$req_fd
@ -106,7 +92,7 @@ function gitstatus_query() {
[[ $VCS_STATUS_RESULT != tout || -n $callback ]]
}
typeset -fH _gitstatus_process_response() {
function _gitstatus_process_response() {
emulate -L zsh
setopt err_return no_unset
@ -172,8 +158,7 @@ typeset -fH _gitstatus_process_response() {
# Negative value means infinity. Defaults to -1.
function gitstatus_start() {
emulate -L zsh
setopt err_return no_unset
unsetopt bg_nice
setopt err_return no_unset no_bg_nice
local opt
local -F timeout=5
@ -200,24 +185,31 @@ function gitstatus_start() {
local daemon && daemon=${GITSTATUS_DAEMON:-${${(%):-%x}:A:h}/bin/gitstatusd-${os:l}-${arch:l}}
[[ -f $daemon ]] || { echo "file not found: $daemon" >&2 && return 1 }
local req_fifo resp_fifo log
local -i req_fd=-1 resp_fd=-1 daemon_pid=-1
local lock_file req_fifo resp_fifo log_file
local -i lock_fd=-1 req_fd=-1 resp_fd=-1 daemon_pid=-1
function start() {
lock_file=$(mktemp "${TMPDIR:-/tmp}"/gitstatus.$$.lock.XXXXXXXXXX)
zsystem flock -f lock_fd $lock_file
req_fifo=$(mktemp -u "${TMPDIR:-/tmp}"/gitstatus.$$.pipe.req.XXXXXXXXXX)
resp_fifo=$(mktemp -u "${TMPDIR:-/tmp}"/gitstatus.$$.pipe.resp.XXXXXXXXXX)
mkfifo $req_fifo
sysopen -rw -o cloexec -u req_fd $req_fifo
command rm -f $req_fifo
resp_fifo=$(mktemp -u "${TMPDIR:-/tmp}"/gitstatus.$$.pipe.resp.XXXXXXXXXX)
mkfifo $resp_fifo
exec {req_fd}<>$req_fifo
exec {resp_fd}<>$resp_fifo
sysopen -rw -o cloexec -u resp_fd $resp_fifo
command rm -f $resp_fifo
function _gitstatus_process_response_${name}() {
_gitstatus_process_response ${${(%)${:-%N}}#_gitstatus_process_response_} 0 ''
}
zle -F $resp_fd _gitstatus_process_response_${name}
[[ ${GITSTATUS_ENABLE_LOGGING:-0} == 1 ]] &&
log=$(mktemp "${TMPDIR:-/tmp}"/gitstatus.$$.log.XXXXXXXXXX) ||
log=/dev/null
log_file=$(mktemp "${TMPDIR:-/tmp}"/gitstatus.$$.log.XXXXXXXXXX) ||
log_file=/dev/null
local -i threads=${GITSTATUS_NUM_THREADS:-0}
(( threads > 0)) || {
@ -228,48 +220,41 @@ function gitstatus_start() {
}
# We use `zsh -c` instead of plain {} or () to work around bugs in zplug. It hangs on startup.
zsh -c "
${(q)daemon} --parent-pid=$$ --dirty-max-index-size=${(q)max_dirty} --num-threads=$threads
zsh -xc "
${(q)daemon} --lock-fd=3 --dirty-max-index-size=$max_dirty --num-threads=$threads
echo -nE $'bye\x1f0\x1e'
command rm -f ${(q)req_fifo} ${(q)resp_fifo}
" <&$req_fd >&$resp_fd 2>$log &!
" <&$req_fd >&$resp_fd 2>$log_file 3<$lock_file &!
daemon_pid=$!
command rm -f $lock_file
local reply
echo -nE $'hello\x1f\x1e' >&$req_fd
IFS='' read -r -d $'\x1e' -u $resp_fd -t $timeout reply
[[ $reply == $'hello\x1f0' ]]
function _gitstatus_cleanup_${name}() {
function _gitstatus_cleanup_${daemon_pid}() {
emulate -L zsh
local name=${${(%)${:-%N}}#_gitstatus_cleanup_}
local daemon_pid_var=GITSTATUS_DAEMON_PID_${name}
local req_fifo_var=_GITSTATUS_REQ_FIFO_${name}
local resp_fifo_var=_GITSTATUS_RESP_FIFO_${name}
local -i daemon_pid=${(P)daemon_pid_var}
local req_fifo=${(P)req_fifo_var}
local resp_fifo=${(P)resp_fifo_var}
[[ $daemon_pid -ge 0 ]] && kill -- -$daemon_pid &>/dev/null
command rm -f $req_fifo $resp_fifo
setopt err_return no_unset
local -i daemon_pid=${${(%)${:-%N}}#_gitstatus_cleanup_}
kill -- -$daemon_pid &>/dev/null || true
}
add-zsh-hook zshexit _gitstatus_cleanup_${name}
add-zsh-hook zshexit _gitstatus_cleanup_${daemon_pid}
}
start && {
typeset -g GITSTATUS_DAEMON_LOG_${name}=$log
typeset -g GITSTATUS_DAEMON_LOG_${name}=$log_file
typeset -gi GITSTATUS_DAEMON_PID_${name}=$daemon_pid
typeset -gH _GITSTATUS_REQ_FIFO_${name}=$req_fifo
typeset -gH _GITSTATUS_RESP_FIFO_${name}=$resp_fifo
typeset -giH _GITSTATUS_REQ_FD_${name}=$req_fd
typeset -giH _GITSTATUS_RESP_FD_${name}=$resp_fd
typeset -giH _GITSTATUS_CLIENT_PID_${name}=$$
} || {
echo "gitstatus failed to initialize" >&2
[[ $daemon_pid -ge 0 ]] && kill -- -$daemon_pid &>/dev/null || true
echo "gitstatus failed to initialize" >&2 || true
[[ $daemon_pid -gt 0 ]] && kill -- -$daemon_pid &>/dev/null || true
[[ $lock_fd -ge 0 ]] && zsystem flock -u $lock_fd || true
[[ $req_fd -ge 0 ]] && exec {req_fd}>&- || true
[[ $resp_fd -ge 0 ]] && { zle -F $resp_fd || true } && { exec {resp_fd}>&- || true}
command rm -f $req_fifo $resp_fifo
command rm -f $lock_file $req_fifo $resp_fifo || true
return 1
}
}

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