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powerlevel10k/install
Roman Perepelitsa 9609a835ca Squashed 'gitstatus/' changes from 630915cc..6d00edd0
6d00edd0 use a native binary on darwin-arm64
4994f160 add a build server for darwin-arm64
0e922813 invoke port with sudo
576571c7 support macports in addition to homebrew when building on macos
b476570a remove trailing whitespace

git-subtree-dir: gitstatus
git-subtree-split: 6d00edd0bfd1d65a3cbcebfc6e679e8c43726acc
2020-12-21 16:19:22 +01:00

471 lines
14 KiB
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Executable file

#!/bin/sh
#
# This script does not have a stable API.
_gitstatus_install_daemon_found() {
local installed="$1"
shift
[ $# = 0 ] || "$@" "$daemon" "$version" "$installed"
}
_gitstatus_install_main() {
if [ -n "${ZSH_VERSION:-}" ]; then
emulate -L sh -o no_unset
else
set -u
fi
local argv1="$1"
shift
local no_check= no_install= uname_s= uname_m= gitstatus_dir= dl_status= e=
local opt= OPTARG= OPTIND=1
while getopts ':s:m:d:p:e:fnh' opt "$@"; do
case "$opt" in
h)
command cat <<\END
Usage: install [-s KERNEL] [-m ARCH] [-d DIR] [-p CMD] [-e ERRFD] [-f|-n] [-- CMD [ARG]...]
If positional arguments are specified, call this on success:
CMD [ARG]... DAEMON VERSION INSTALLED
DAEMON is path to gitstatusd. VERSION is a glob pattern for the
version this daemon should support; it's supposed to be passed as
-G to gitstatusd. INSTALLED is 1 if gitstatusd has just been
downloaded and 0 otherwise.
Options:
-s KERNEL use this instead of lowercase `uname -s`
-m ARCH use this instead of lowercase `uname -m`
-d DIR use this instead of `dirname "$0"`
-p CMD eval this every second while downloading gitstatusd
-e ERRFD write error messages to this file descriptor
-f download gitstatusd even if there is one locally
-n do not download gitstatusd (fail instead)
END
return
;;
n)
if [ -n "$no_install" ]; then
>&2 echo "[gitstatus] error: duplicate option: -$opt"
return 1
fi
no_install=1
;;
f)
if [ -n "$no_check" ]; then
>&2 echo "[gitstatus] error: duplicate option: -$opt"
return 1
fi
no_check=1
;;
d)
if [ -n "$gitstatus_dir" ]; then
>&2 echo "[gitstatus] error: duplicate option: -$opt"
return 1
fi
if [ -z "$OPTARG" ]; then
>&2 echo "[error] incorrect value of -$opt: $OPTARG"
return 1
fi
gitstatus_dir="$OPTARG"
;;
p)
if [ -n "$dl_status" ]; then
>&2 echo "[gitstatus] error: duplicate option: -$opt"
return 1
fi
if [ -z "$OPTARG" ]; then
>&2 echo "[error] incorrect value of -$opt: $OPTARG"
return 1
fi
dl_status="$OPTARG"
;;
e)
if [ -n "$e" ]; then
>&2 echo "[gitstatus] error: duplicate option: -$opt"
return 1
fi
if [ -z "$OPTARG" ]; then
>&2 echo "[error] incorrect value of -$opt: $OPTARG"
return 1
fi
e="$OPTARG"
;;
m)
if [ -n "$uname_m" ]; then
>&2 echo "[gitstatus] error: duplicate option: -$opt"
return 1
fi
if [ -z "$OPTARG" ]; then
>&2 echo "[error] incorrect value of -$opt: $OPTARG"
return 1
fi
uname_m="$OPTARG"
;;
s)
if [ -n "$uname_s" ]; then
>&2 echo "[gitstatus] error: duplicate option: -$opt"
return 1
fi
if [ -z "$OPTARG" ]; then
>&2 echo "[error] incorrect value of -$opt: $OPTARG"
return 1
fi
uname_s="$OPTARG"
;;
\?) >&2 echo "[gitstatus] error: invalid option: -$OPTARG" ; return 1;;
:) >&2 echo "[gitstatus] error: missing required argument: -$OPTARG"; return 1;;
*) >&2 echo "[gitstatus] internal error: unhandled option: -$opt" ; return 1;;
esac
done
shift "$((OPTIND - 1))"
: "${e:=2}"
: "${gitstatus_dir:=$argv1}"
if [ -n "$no_check" -a -n "$no_install" ]; then
>&2 echo "[gitstatus] error: incompatible options: -f, -n"
return 1
fi
if [ -z "$uname_s" ]; then
uname_s="$(command uname -s)" || return
uname_s="$(printf '%s' "$uname_s" | command tr '[A-Z]' '[a-z]')" || return
fi
if [ -z "$uname_m" ]; then
uname_m="$(command uname -m)" || return
uname_m="$(printf '%s' "$uname_m" | command tr '[A-Z]' '[a-z]')" || return
fi
local daemon="${GITSTATUS_DAEMON:-}"
local cache_dir="${GITSTATUS_CACHE_DIR:-${XDG_CACHE_HOME:-$HOME/.cache}/gitstatus}"
if [ -z "$no_check" ]; then
if [ -n "${daemon##/*}" ]; then
>&2 echo "[gitstatus] error: GITSTATUS_DAEMON is not absolute path: $daemon"
return 1
fi
if [ -z "$daemon" -a -e "$gitstatus_dir"/usrbin/gitstatusd ]; then
daemon="$gitstatus_dir"/usrbin/gitstatusd
fi
if [ -n "$daemon" ]; then
local gitstatus_version= libgit2_version=
if ! . "$gitstatus_dir"/build.info; then
>&2 echo "[gitstatus] internal error: failed to source build.info"
return 1
fi
if [ -z "$gitstatus_version" ]; then
>&2 echo "[gitstatus] internal error: empty gitstatus_version in build.info"
return 1
fi
local version="$gitstatus_version"
_gitstatus_install_daemon_found 0 "$@"
return
fi
fi
while IFS= read -r line; do
line="${line###*}"
[ -n "$line" ] || continue
local uname_s_glob= uname_m_glob= file= version= sha256=
eval "$line" || return
if [ -z "$uname_s_glob" -o \
-z "$uname_m_glob" -o \
-z "$file" -o \
-z "$version" -o \
-z "$sha256" ]; then
>&2 echo "[gitstatus] internal error: invalid install.info line: $line"
return 1
fi
case "$uname_s" in
$uname_s_glob) ;;
*) continue;;
esac
case "$uname_m" in
$uname_m_glob) ;;
*) continue;;
esac
# Found a match. The while loop will terminate during this iteration.
if [ -z "$no_check" ]; then
# Check if a suitable gitstatusd already exists.
local daemon="$gitstatus_dir"/usrbin/"$file"
if [ ! -e "$daemon" ]; then
daemon="$cache_dir"/"$file"
[ -e "$daemon" ] || daemon=
fi
if [ -n "$daemon" ]; then
_gitstatus_install_daemon_found 0 "$@"
return
fi
fi
# No suitable gitstatusd exists. Need to download.
if [ -n "$no_install" ]; then
>&2 echo "[gitstatus] error: no gitstatusd found and installation is disabled"
return 1
fi
local daemon="$cache_dir"/"$file"
if [ -n "${cache_dir##/*}" ]; then
>&2 echo "[gitstatus] error: GITSTATUS_CACHE_DIR is not absolute: $cache_dir"
return 1
fi
if [ ! -d "$cache_dir" ] && ! mkdir -p -- "$cache_dir" || [ ! -w "$cache_dir" ]; then
local dir="$cache_dir"
while true; do
if [ -e "$dir" ]; then
if [ ! -d "$dir" ]; then
>&"$e" printf 'Not a directory: \033[4;31m%s\033[0m\n' "$dir"
>&"$e" printf '\n'
>&"$e" printf 'Delete it, then restart your shell.\n'
elif [ ! -w "$dir" ]; then
>&"$e" printf 'Directory is not writable: \033[4;31m%s\033[0m\n' "$dir"
>&"$e" printf '\n'
>&"$e" printf 'Make it writable, then restart your shell.\n'
fi
break
fi
if [ "$dir" = / ] || [ "$dir" = . ]; then
break
fi
dir="$(dirname -- "$dir")"
done
return 1
fi
local tmpdir
if ! command -v mktemp >/dev/null 2>&1 ||
! tmpdir="$(command mktemp -d "${TMPDIR:-/tmp}"/gitstatus-install.XXXXXXXXXX)"; then
tmpdir="${TMPDIR:-/tmp}/gitstatus-install.tmp.$$"
if ! mkdir -p -- "$tmpdir"; then
local dir="${TMPDIR:-/tmp}"
if [ -z "${TMPDIR:-}" ]; then
local label='directory'
else
local label='directory (\033[1mTMPDIR\033[m)'
fi
if [ ! -e "$dir" ]; then
>&"$e" printf 'Temporary '"$label"' does not exist: \033[4;31m%s\033[0m\n' "$dir"
>&"$e" printf '\n'
>&"$e" printf 'Create it, then restart your shell.\n'
elif [ ! -d "$dir" ]; then
>&"$e" printf 'Not a '"$label"': \033[4;31m%s\033[0m\n' "$dir"
>&"$e" printf '\n'
>&"$e" printf 'Make it a directory, then restart your shell.\n'
elif [ ! -w "$dir" ]; then
>&"$e" printf 'Temporary '"$label"' is not writable: \033[4;31m%s\033[0m\n' "$dir"
>&"$e" printf '\n'
>&"$e" printf 'Make it writable, then restart your shell.\n'
fi
return 1
fi
fi
if ! command -v curl >/dev/null 2>&1 && ! command -v wget >/dev/null 2>&1; then
>&"$e" printf 'Please install \033[32mcurl\033[0m or \033[32mwget\033[0m, then restart your shell.\n'
return 1
fi
(
run_cmd() {
command -v "$1" >/dev/null 2>/dev/null || return 127
local trapped= pid die ret
trap 'trapped=1' $sig
# The only reason for suppressing stderr is that `curl -f` cannot be silenced:
# `-s` doesn't work despite what the docs say.
command "$@" 2>/dev/null &
ret="$?"
if [ "$ret" = 0 ]; then
pid="$!"
die="trap - $sig; kill -- $pid 2>/dev/null; wait -- $pid 2>/dev/null; exit 1"
trap "$die" $sig
[ -z "$trapped" ] || eval "$die"
wait -- "$pid" 2>/dev/null
ret="$?"
fi
trap - $sig
[ -z "$trapped" ] || exit
return "$ret"
}
check_sha256() {
local data_file="$tmpdir"/"$1".tar.gz
local hash_file="$tmpdir"/"$1".tar.gz.sha256
local hash=
if command -v shasum >/dev/null 2>/dev/null; then
if run_cmd shasum -b -a 256 -- "$data_file" >"$hash_file"; then
IFS= read -r hash <"$hash_file" || hash=
hash="${hash%% *}"
fi
elif command -v sha256sum >/dev/null 2>/dev/null; then
if run_cmd sha256sum -b -- "$data_file" >"$hash_file"; then
IFS= read -r hash <"$hash_file" || hash=
hash="${hash%% *}"
fi
elif command -v sha256 >/dev/null 2>/dev/null; then
if run_cmd sha256 -- "$data_file" </dev/null >"$hash_file"; then
IFS= read -r hash <"$hash_file" || hash=
# Ignore sha256 output if it's from hashalot. It's incompatible.
if [ ${#hash} -lt 64 ]; then
hash=
else
hash="${hash##* }"
fi
fi
fi
[ "$1" = 1 -a -z "$hash" -o "$hash" = "$sha256" ]
}
local url1="https://github.com/romkatv/gitstatus/releases/download/$version/$file.tar.gz"
local url2="https://gitee.com/romkatv/gitstatus/raw/release-$version/release/$file.tar.gz"
local sig='INT QUIT TERM ILL PIPE'
fetch() {
if [ "$1" != 1 ] && command -v sleep >/dev/null 2>/dev/null; then
if ! run_cmd sleep "$1"; then
echo -n >"$tmpdir"/"$1".status
return 1
fi
fi
local cmd part url ret
for cmd in 'curl -q -kfsSL' 'wget --no-config -qO-' 'wget -qO-' 'curl -kfsSL'; do
part=0
while true; do
if [ "$part" = 2 ]; then
ret=1
break
elif [ "$part" = 0 ]; then
url="$2"
else
url="$2"."$part"
fi
run_cmd $cmd -- "$url" >>"$tmpdir"/"$1".tar.gz
ret="$?"
[ "$ret" = 0 ] || break
check_sha256 "$1" && break
part=$((part+1))
done
[ "$ret" = 0 ] && break
run_cmd rm -f -- "$tmpdir"/"$1".tar.gz && continue
ret="$?"
break
done
echo -n >"$tmpdir"/"$1".status
return "$ret"
}
local trapped=
trap 'trapped=1' $sig
fetch 1 "$url1" &
local pid1="$!"
fetch 2 "$url2" &
local pid2="$!"
local die="trap - $sig; kill -- $pid1 $pid2 2>/dev/null; wait -- $pid1 $pid2 2>/dev/null; exit 1"
trap "$die" $sig
[ -z "$trapped" ] || eval "$die"
local n=
while true; do
[ -z "$dl_status" ] || eval "$dl_status" || eval "$die"
if command -v sleep >/dev/null 2>/dev/null; then
command sleep 1
elif command -v true >/dev/null 2>/dev/null; then
command true
fi
if [ -n "$pid1" -a -e "$tmpdir"/1.status ]; then
wait -- "$pid1" 2>/dev/null
local ret="$?"
pid1=
if [ "$ret" = 0 ]; then
if [ -n "$pid2" ]; then
kill -- "$pid2" 2>/dev/null
wait -- "$pid2" 2>/dev/null
fi
n=1
break
elif [ -z "$pid2" ]; then
break
else
die="trap - $sig; kill -- $pid2 2>/dev/null; wait -- $pid2 2>/dev/null; exit 1"
trap "$die" $sig
fi
elif [ -n "$pid2" -a -e "$tmpdir"/2.status ]; then
wait -- "$pid2" 2>/dev/null
local ret="$?"
pid2=
if [ "$ret" = 0 ]; then
if [ -n "$pid1" ]; then
kill -- "$pid1" 2>/dev/null
wait -- "$pid1" 2>/dev/null
fi
n=2
break
elif [ -z "$pid1" ]; then
break
else
die="trap - $sig; kill -- $pid1 2>/dev/null; wait -- $pid1 2>/dev/null; exit 1"
trap "$die" $sig
fi
fi
done
trap - $sig
if [ -z "$n" ]; then
>&"$e" printf 'Failed to download \033[32m%s\033[0m from any mirror:\n' "$file"
>&"$e" printf '\n'
>&"$e" printf ' 1. \033[4m%s\033[0m\n' "$url1"
>&"$e" printf ' 2. \033[4m%s\033[0m\n' "$url2"
>&"$e" printf '\n'
>&"$e" printf 'Check your internet connection, then restart your shell.\n'
exit 1
fi
command tar -C "$tmpdir" -xzf "$tmpdir"/"$n".tar.gz || exit
local tmpfile
if ! command -v mktemp >/dev/null 2>&1 ||
! tmpfile="$(command mktemp "$cache_dir"/gitstatusd.XXXXXXXXXX)"; then
tmpfile="$cache_dir"/gitstatusd.tmp.$$
fi
command mv -f -- "$tmpdir"/"$file" "$tmpfile" || exit
command mv -f -- "$tmpfile" "$cache_dir"/"$file" && exit
command rm -f -- "$cache_dir"/"$file"
command mv -f -- "$tmpfile" "$cache_dir"/"$file" && exit
command rm -f -- "$tmpfile"
exit 1
)
local ret="$?"
command rm -rf -- "$tmpdir"
[ "$ret" = 0 ] || return
_gitstatus_install_daemon_found 1 "$@"
return
done <"$gitstatus_dir"/install.info
>&"$e" printf 'There is no prebuilt \033[32mgitstatusd\033[0m for \033[1m%s\033[0m.\n' "$uname_s $uname_m"
>&"$e" printf '\n'
>&"$e" printf 'See: \033[4mhttps://github.com/romkatv/gitstatus#compiling\033[0m\n'
return 1
}
if [ -z "${0##*/*}" ]; then
_gitstatus_install_main "${0%/*}" "$@"
else
_gitstatus_install_main . "$@"
fi