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#!/bin/sh
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# Copyright (c) 2005 Linus Torvalds
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USAGE='[-n [<num>]] -l [<pattern>] | [-a | -s | -u <key-id>] [-f | -d | -v] [-m <msg>] <tagname> [<head>]'
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SUBDIRECTORY_OK='Yes'
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. git-sh-setup
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message_given=
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annotate=
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signed=
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force=
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message=
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username=
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list=
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verify=
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LINES=0
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while test $# != 0
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do
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case "$1" in
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-a)
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annotate=1
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shift
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;;
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-s)
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annotate=1
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signed=1
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shift
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;;
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-f)
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force=1
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shift
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;;
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-n)
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case "$#,$2" in
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1,* | *,-*)
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LINES=1 # no argument
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;;
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*) shift
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LINES=$(expr "$1" : '\([0-9]*\)')
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[ -z "$LINES" ] && LINES=1 # 1 line is default when -n is used
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;;
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esac
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shift
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;;
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-l)
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list=1
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shift
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case $# in
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0) PATTERN=
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;;
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*)
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PATTERN="$1" # select tags by shell pattern, not re
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shift
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;;
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esac
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git rev-parse --symbolic --tags | sort |
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while read TAG
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do
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case "$TAG" in
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*$PATTERN*) ;;
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*) continue ;;
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esac
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[ "$LINES" -le 0 ] && { echo "$TAG"; continue ;}
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OBJTYPE=$(git cat-file -t "$TAG")
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case $OBJTYPE in
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tag)
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ANNOTATION=$(git cat-file tag "$TAG" |
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sed -e '1,/^$/d' |
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sed -n -e "
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/^-----BEGIN PGP SIGNATURE-----\$/q
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2,\$s/^/ /
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p
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${LINES}q
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")
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printf "%-15s %s\n" "$TAG" "$ANNOTATION"
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;;
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*) echo "$TAG"
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;;
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esac
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done
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;;
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-m)
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annotate=1
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shift
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message="$1"
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if test "$#" = "0"; then
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die "error: option -m needs an argument"
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else
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message="$1"
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message_given=1
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shift
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fi
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;;
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-F)
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annotate=1
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shift
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if test "$#" = "0"; then
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die "error: option -F needs an argument"
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else
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message="$(cat "$1")"
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message_given=1
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shift
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fi
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;;
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-u)
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annotate=1
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signed=1
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shift
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if test "$#" = "0"; then
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die "error: option -u needs an argument"
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else
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username="$1"
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shift
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fi
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;;
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-d)
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shift
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had_error=0
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for tag
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do
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cur=$(git show-ref --verify --hash -- "refs/tags/$tag") || {
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echo >&2 "Seriously, what tag are you talking about?"
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had_error=1
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continue
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}
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git update-ref -m 'tag: delete' -d "refs/tags/$tag" "$cur" || {
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had_error=1
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continue
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}
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echo "Deleted tag $tag."
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done
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exit $had_error
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;;
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-v)
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shift
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tag_name="$1"
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tag=$(git show-ref --verify --hash -- "refs/tags/$tag_name") ||
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die "Seriously, what tag are you talking about?"
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git-verify-tag -v "$tag"
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exit $?
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;;
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-*)
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usage
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;;
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*)
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break
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;;
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esac
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done
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[ -n "$list" ] && exit 0
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name="$1"
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[ "$name" ] || usage
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prev=0000000000000000000000000000000000000000
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if git show-ref --verify --quiet -- "refs/tags/$name"
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then
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test -n "$force" || die "tag '$name' already exists"
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prev=`git rev-parse "refs/tags/$name"`
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fi
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shift
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git check-ref-format "tags/$name" ||
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die "we do not like '$name' as a tag name."
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object=$(git rev-parse --verify --default HEAD "$@") || exit 1
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type=$(git cat-file -t $object) || exit 1
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tagger=$(git-var GIT_COMMITTER_IDENT) || exit 1
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test -n "$username" ||
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username=$(git repo-config user.signingkey) ||
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username=$(expr "z$tagger" : 'z\(.*>\)')
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trap 'rm -f "$GIT_DIR"/TAG_TMP* "$GIT_DIR"/TAG_FINALMSG "$GIT_DIR"/TAG_EDITMSG' 0
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if [ "$annotate" ]; then
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if [ -z "$message_given" ]; then
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( echo "#"
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echo "# Write a tag message"
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echo "#" ) > "$GIT_DIR"/TAG_EDITMSG
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git_editor "$GIT_DIR"/TAG_EDITMSG || exit
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else
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printf '%s\n' "$message" >"$GIT_DIR"/TAG_EDITMSG
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fi
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grep -v '^#' <"$GIT_DIR"/TAG_EDITMSG |
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git stripspace >"$GIT_DIR"/TAG_FINALMSG
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[ -s "$GIT_DIR"/TAG_FINALMSG -o -n "$message_given" ] || {
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echo >&2 "No tag message?"
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exit 1
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}
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( printf 'object %s\ntype %s\ntag %s\ntagger %s\n\n' \
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"$object" "$type" "$name" "$tagger";
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cat "$GIT_DIR"/TAG_FINALMSG ) >"$GIT_DIR"/TAG_TMP
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rm -f "$GIT_DIR"/TAG_TMP.asc "$GIT_DIR"/TAG_FINALMSG
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if [ "$signed" ]; then
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gpg -bsa -u "$username" "$GIT_DIR"/TAG_TMP &&
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cat "$GIT_DIR"/TAG_TMP.asc >>"$GIT_DIR"/TAG_TMP ||
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die "failed to sign the tag with GPG."
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fi
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object=$(git-mktag < "$GIT_DIR"/TAG_TMP)
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fi
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git update-ref "refs/tags/$name" "$object" "$prev"
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