diff options
Diffstat (limited to 'gitstatus')
| -rwxr-xr-x | gitstatus/install | 160 |
1 files changed, 94 insertions, 66 deletions
diff --git a/gitstatus/install b/gitstatus/install index af0f0561..42428f74 100755 --- a/gitstatus/install +++ b/gitstatus/install @@ -9,7 +9,7 @@ _gitstatus_install_main() { set -u fi - local argv1=$1 + local argv1="$1" shift local no_check= no_install= uname_s= uname_m= gitstatus_dir= dl_status= @@ -227,91 +227,107 @@ END mkdir -p -- "$tmpdir" || return fi - ( - if [ -n "${ZSH_VERSION:-}" ]; then - builtin cd -q -- "$tmpdir" || exit - else - cd -- "$tmpdir" || exit - fi - - local fetch - if command -v curl >/dev/null 2>&1; then - fetch="command curl -fsSL --" - elif command -v wget >/dev/null 2>&1; then - fetch="command wget -O- --" - else - >&2 echo "[gitstatus] error: please install curl or wget" - exit 1 - fi + if ! command -v curl >/dev/null 2>&1 && ! command -v wget >/dev/null 2>&1; then + >&2 echo "[gitstatus] error: please install curl or wget" + return 1 + fi - local url1="https://github.com/romkatv/gitstatus/releases/download/$version/$file.tar.gz" - local url2="https://gitee.com/romkatv/gitstatus/raw/release-$version/release/$file.tar.gz" + ( + 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 file="$1".tar.gz + local data_file="$tmpdir"/"$1".tar.gz + local hash_file="$tmpdir"/"$1".tar.gz.sha256 local hash= if command -v shasum >/dev/null 2>/dev/null; then - hash="$(command shasum -b -a 256 -- "$file")" || hash= - hash="${hash%% *}" + 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 - hash="$(command sha256sum -b -- "$file")" || hash= - hash="${hash%% *}" + if run_cmd sha256sum -b -- "$data_file" >"$hash_file"; then + IFS= read -r hash <"$hash_file" || hash= + hash="${hash%% *}" + fi elif command -v sha256 >/dev/null 2>/dev/null; then - hash="$(command sha256 -- "$file" </dev/null)" || hash= - # Ignore sha256 output if it's from hashalot. It's incompatible. - if [ ${#hash} -lt 64 ]; then - hash= - else - hash="${hash##* }" + 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() { - local trapped= - trap 'trapped=1' $sig if [ "$1" != 1 ] && command -v sleep >/dev/null 2>/dev/null; then - sleep "$1" - fi - local part=0 url ret pid die - while true; do - if [ "$part" = 3 ]; then - ret=1 - break - elif [ "$part" = 0 ]; then - url="$2" - else - url="$2"."$part" + if ! run_cmd sleep "$1"; then + echo -n >"$tmpdir"/"$1".status + return 1 fi - { $fetch "$url" >>"$1".tar.gz 2>/dev/null & } 2>/dev/null - ret=$? - [ "$ret" = 0 ] || break - pid=$! - die="trap - $sig; kill -- $pid 2>/dev/null; exit 1" - trap "$die" $sig - [ -z "$trapped" ] || eval "$die" - wait -- "$pid" 2>/dev/null + fi + local cmd part url ret + for cmd in 'curl -q -fsSL' 'wget --no-config -qO-'; 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"/"$1".tar.gz && continue ret="$?" - trap - $sig - [ "$ret" = 0 ] || break - check_sha256 "$1" && break - part=$((part+1)) + break done - echo -n >"$1".status + echo -n >"$tmpdir"/"$1".status return "$ret" } local trapped= trap 'trapped=1' $sig fetch 1 "$url1" & - local pid1=$! + local pid1="$!" fetch 2 "$url2" & - local pid2=$! + local pid2="$!" - local die="trap - $sig; kill -- $pid1 $pid2 2>/dev/null; exit 1" + local die="trap - $sig; kill -- $pid1 $pid2 2>/dev/null; wait -- $pid1 $pid2 2>/dev/null; exit 1" trap "$die" $sig [ -z "$trapped" ] || eval "$die" @@ -323,27 +339,39 @@ END elif command -v true >/dev/null 2>/dev/null; then command true fi - if [ -n "$pid1" -a -e 1.status ]; then + if [ -n "$pid1" -a -e "$tmpdir"/1.status ]; then wait -- "$pid1" 2>/dev/null local ret="$?" pid1= if [ "$ret" = 0 ]; then - [ -z "$pid2" ] || kill -- "$pid2" 2>/dev/null + if [ -n "$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 2.status ]; then + elif [ -n "$pid2" -a -e "$tmpdir"/2.status ]; then wait -- "$pid2" 2>/dev/null local ret="$?" pid2= if [ "$ret" = 0 ]; then - [ -z "$pid1" ] || kill -- "$pid1" 2>/dev/null + if [ -n "$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" $sig fi fi done @@ -358,7 +386,7 @@ END exit 1 fi - command tar -xzf "$n".tar.gz || exit + command tar -C "$tmpdir" -xzf "$tmpdir"/"$n".tar.gz || exit local tmpfile if ! command -v mktemp >/dev/null 2>&1 || @@ -366,7 +394,7 @@ END tmpfile="$cache_dir"/gitstatusd.tmp.$$ fi - command mv -f -- gitstatusd-* "$tmpfile" || exit + command mv -f -- "$tmpdir"/gitstatusd-* "$tmpfile" || exit command mv -f -- "$tmpfile" "$cache_dir"/"$file" && exit command rm -f -- "$cache_dir"/"$file" command mv -f -- "$tmpfile" "$cache_dir"/"$file" && exit @@ -374,7 +402,7 @@ END exit 1 ) - local ret=$? + local ret="$?" command rm -rf -- "$tmpdir" [ "$ret" = 0 ] || return |