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Diffstat (limited to 'contrib/examples/git-tag.sh')
| -rwxr-xr-x | contrib/examples/git-tag.sh | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/contrib/examples/git-tag.sh b/contrib/examples/git-tag.sh new file mode 100755 index 0000000..2c15bc9 --- /dev/null +++ b/contrib/examples/git-tag.sh @@ -0,0 +1,205 @@ +#!/bin/sh +# Copyright (c) 2005 Linus Torvalds + +USAGE='[-n [<num>]] -l [<pattern>] | [-a | -s | -u <key-id>] [-f | -d | -v] [-m <msg>] <tagname> [<head>]' +SUBDIRECTORY_OK='Yes' +. git-sh-setup + +message_given= +annotate= +signed= +force= +message= +username= +list= +verify= +LINES=0 +while test $# != 0 +do + case "$1" in + -a) + annotate=1 + shift + ;; + -s) + annotate=1 + signed=1 + shift + ;; + -f) + force=1 + shift + ;; + -n) + case "$#,$2" in + 1,* | *,-*) + LINES=1 # no argument + ;; + *) shift + LINES=$(expr "$1" : '\([0-9]*\)') + [ -z "$LINES" ] && LINES=1 # 1 line is default when -n is used + ;; + esac + shift + ;; + -l) + list=1 + shift + case $# in + 0) PATTERN= + ;; + *) + PATTERN="$1" # select tags by shell pattern, not re + shift + ;; + esac + git rev-parse --symbolic --tags | sort | + while read TAG + do + case "$TAG" in + *$PATTERN*) ;; + *) continue ;; + esac + [ "$LINES" -le 0 ] && { echo "$TAG"; continue ;} + OBJTYPE=$(git cat-file -t "$TAG") + case $OBJTYPE in + tag) + ANNOTATION=$(git cat-file tag "$TAG" | + sed -e '1,/^$/d' | + sed -n -e " + /^-----BEGIN PGP SIGNATURE-----\$/q + 2,\$s/^/ / + p + ${LINES}q + ") + printf "%-15s %s\n" "$TAG" "$ANNOTATION" + ;; + *) echo "$TAG" + ;; + esac + done + ;; + -m) + annotate=1 + shift + message="$1" + if test "$#" = "0"; then + die "error: option -m needs an argument" + else + message="$1" + message_given=1 + shift + fi + ;; + -F) + annotate=1 + shift + if test "$#" = "0"; then + die "error: option -F needs an argument" + else + message="$(cat "$1")" + message_given=1 + shift + fi + ;; + -u) + annotate=1 + signed=1 + shift + if test "$#" = "0"; then + die "error: option -u needs an argument" + else + username="$1" + shift + fi + ;; + -d) + shift + had_error=0 + for tag + do + cur=$(git show-ref --verify --hash -- "refs/tags/$tag") || { + echo >&2 "Seriously, what tag are you talking about?" + had_error=1 + continue + } + git update-ref -m 'tag: delete' -d "refs/tags/$tag" "$cur" || { + had_error=1 + continue + } + echo "Deleted tag $tag." + done + exit $had_error + ;; + -v) + shift + tag_name="$1" + tag=$(git show-ref --verify --hash -- "refs/tags/$tag_name") || + die "Seriously, what tag are you talking about?" + git-verify-tag -v "$tag" + exit $? + ;; + -*) + usage + ;; + *) + break + ;; + esac +done + +[ -n "$list" ] && exit 0 + +name="$1" +[ "$name" ] || usage +prev=0000000000000000000000000000000000000000 +if git show-ref --verify --quiet -- "refs/tags/$name" +then + test -n "$force" || die "tag '$name' already exists" + prev=`git rev-parse "refs/tags/$name"` +fi +shift +git check-ref-format "tags/$name" || + die "we do not like '$name' as a tag name." + +object=$(git rev-parse --verify --default HEAD "$@") || exit 1 +type=$(git cat-file -t $object) || exit 1 +tagger=$(git var GIT_COMMITTER_IDENT) || exit 1 + +test -n "$username" || + username=$(git config user.signingkey) || + username=$(expr "z$tagger" : 'z\(.*>\)') + +trap 'rm -f "$GIT_DIR"/TAG_TMP* "$GIT_DIR"/TAG_FINALMSG "$GIT_DIR"/TAG_EDITMSG' 0 + +if [ "$annotate" ]; then + if [ -z "$message_given" ]; then + ( echo "#" + echo "# Write a tag message" + echo "#" ) > "$GIT_DIR"/TAG_EDITMSG + git_editor "$GIT_DIR"/TAG_EDITMSG || exit + else + printf '%s\n' "$message" >"$GIT_DIR"/TAG_EDITMSG + fi + + grep -v '^#' <"$GIT_DIR"/TAG_EDITMSG | + git stripspace >"$GIT_DIR"/TAG_FINALMSG + + [ -s "$GIT_DIR"/TAG_FINALMSG -o -n "$message_given" ] || { + echo >&2 "No tag message?" + exit 1 + } + + ( printf 'object %s\ntype %s\ntag %s\ntagger %s\n\n' \ + "$object" "$type" "$name" "$tagger"; + cat "$GIT_DIR"/TAG_FINALMSG ) >"$GIT_DIR"/TAG_TMP + rm -f "$GIT_DIR"/TAG_TMP.asc "$GIT_DIR"/TAG_FINALMSG + if [ "$signed" ]; then + gpg -bsa -u "$username" "$GIT_DIR"/TAG_TMP && + cat "$GIT_DIR"/TAG_TMP.asc >>"$GIT_DIR"/TAG_TMP || + die "failed to sign the tag with GPG." + fi + object=$(git-mktag < "$GIT_DIR"/TAG_TMP) +fi + +git update-ref "refs/tags/$name" "$object" "$prev" |