git-tag-script

   1 #!/bin/sh
   2 # Copyright (c) 2005 Linus Torvalds
   3
   4 . git-sh-setup-script || die "Not a git archive"
   5
   6 signed=
   7 force=
   8 while case "$#" in 0) break ;; esac
   9 do
  10     case "$1" in
  11     -s)
  12         signed=1
  13         ;;
  14     -f)
  15         force=1
  16         ;;
  17     *)
  18         break
  19         ;;
  20     esac
  21     shift
  22 done
  23
  24 name="$1"
  25 [ "$name" ] || die "I need a tag-name"
  26 [ -e "$GIT_DIR/refs/tags/$name" ] &&
  27         [ "$force" ] || die "tag '$name' already exists"
  28 shift
  29
  30 object=$(git-rev-parse --verify --revs-only --default HEAD "$@") || exit 1
  31 type=$(git-cat-file -t $object) || exit 1
  32 tagger=$(git-var GIT_COMMITTER_IDENT) || exit 1
  33
  34 if [ "$signed" ]; then
  35     ( echo "#"
  36       echo "# Write a tag message"
  37       echo "#" ) > .editmsg
  38     ${VISUAL:-${EDITOR:-vi}} .editmsg || exit
  39
  40     grep -v '^#' < .editmsg | git-stripspace > .tagmsg
  41
  42     [ -s .tagmsg ] || exit
  43
  44     ( echo -e "object $object\ntype $type\ntag $name\ntagger $tagger\n"; cat .tagmsg ) > .tmp-tag
  45     rm -f .tmp-tag.asc .tagmsg
  46     gpg -bsa .tmp-tag && cat .tmp-tag.asc >> .tmp-tag
  47     object=$(git-mktag < .tmp-tag)
  48     rm -f .tmp-tag .tmp-tag.sig
  49 fi
  50
  51 mkdir -p "$GIT_DIR/refs/tags"
  52 echo $object > "$GIT_DIR/refs/tags/$name"