git-ls-remote.shon commit read-cache/write-cache: optionally return cache checksum SHA1. (1af1c2b)
   1#!/bin/sh
   2#
   3
   4usage () {
   5    echo >&2 "usage: $0 [--heads] [--tags] [-u|--upload-pack <upload-pack>]"
   6    echo >&2 "          <repository> <refs>..."
   7    exit 1;
   8}
   9
  10die () {
  11    echo >&2 "$*"
  12    exit 1
  13}
  14
  15exec=
  16while case "$#" in 0) break;; esac
  17do
  18  case "$1" in
  19  -h|--h|--he|--hea|--head|--heads)
  20  heads=heads; shift ;;
  21  -t|--t|--ta|--tag|--tags)
  22  tags=tags; shift ;;
  23  -u|--u|--up|--upl|--uploa|--upload|--upload-|--upload-p|--upload-pa|\
  24  --upload-pac|--upload-pack)
  25        shift
  26        exec="--exec=$1"
  27        shift;;
  28  --)
  29  shift; break ;;
  30  -*)
  31  usage ;;
  32  *)
  33  break ;;
  34  esac
  35done
  36
  37case "$#" in 0) usage ;; esac
  38
  39case ",$heads,$tags," in
  40,,,) heads=heads tags=tags other=other ;;
  41esac
  42
  43. git-parse-remote
  44peek_repo="$(get_remote_url "$@")"
  45shift
  46
  47tmp=.ls-remote-$$
  48trap "rm -fr $tmp-*" 0 1 2 3 15
  49tmpdir=$tmp-d
  50
  51case "$peek_repo" in
  52http://* | https://* )
  53        if [ -n "$GIT_SSL_NO_VERIFY" ]; then
  54            curl_extra_args="-k"
  55        fi
  56        curl -nsf $curl_extra_args --header "Pragma: no-cache" "$peek_repo/info/refs" ||
  57                echo "failed    slurping"
  58        ;;
  59
  60rsync://* )
  61        mkdir $tmpdir
  62        rsync -rq "$peek_repo/refs" $tmpdir || {
  63                echo "failed    slurping"
  64                exit
  65        }
  66        (cd $tmpdir && find refs -type f) |
  67        while read path
  68        do
  69                cat "$tmpdir/$path" | tr -d '\012'
  70                echo "  $path"
  71        done &&
  72        rm -fr $tmpdir
  73        ;;
  74
  75* )
  76        git-peek-remote $exec "$peek_repo" ||
  77                echo "failed    slurping"
  78        ;;
  79esac |
  80sort -t '       ' -k 2 |
  81while read sha1 path
  82do
  83        case "$sha1" in
  84        failed)
  85                die "Failed to find remote refs"
  86        esac
  87        case "$path" in
  88        refs/heads/*)
  89                group=heads ;;
  90        refs/tags/*)
  91                group=tags ;;
  92        *)
  93                group=other ;;
  94        esac
  95        case ",$heads,$tags,$other," in
  96        *,$group,*)
  97                ;;
  98        *)
  99                continue;;
 100        esac
 101        case "$#" in
 102        0)
 103                match=yes ;;
 104        *)
 105                match=no
 106                for pat
 107                do
 108                        case "/$path" in
 109                        */$pat )
 110                                match=yes
 111                                break ;;
 112                        esac
 113                done
 114        esac
 115        case "$match" in
 116        no)
 117                continue ;;
 118        esac
 119        echo "$sha1     $path"
 120done