gitweb: Allow forks with project list file
[gitweb.git] / git-tag.sh
index 9afdf5cce7445c311452519602a57fac62f1168a..4a0a7b660780b7c377ce80ac49dc99cea3e8137d 100755 (executable)
@@ -1,18 +1,18 @@
 #!/bin/sh
 # Copyright (c) 2005 Linus Torvalds
 
-. git-sh-setup || die "Not a git archive"
-
-usage () {
-    echo >&2 "Usage: git-tag [-a | -s | -u <key-id>] [-f] [-m <msg>] <tagname>"
-    exit 1
-}
+USAGE='-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=
 while case "$#" in 0) break ;; esac
 do
     case "$1" in
@@ -26,10 +26,34 @@ do
     -f)
        force=1
        ;;
+    -l)
+       case "$#" in
+       1)
+               set x . ;;
+       esac
+       shift
+       git rev-parse --symbolic --tags | sort | grep "$@"
+       exit $?
+       ;;
     -m)
        annotate=1
        shift
        message="$1"
+       if test "$#" = "0"; then
+           die "error: option -m needs an argument"
+       else
+           message_given=1
+       fi
+       ;;
+    -F)
+       annotate=1
+       shift
+       if test "$#" = "0"; then
+           die "error: option -F needs an argument"
+       else
+           message="$(cat "$1")"
+           message_given=1
+       fi
        ;;
     -u)
        annotate=1
@@ -37,6 +61,32 @@ do
        shift
        username="$1"
        ;;
+    -d)
+       shift
+       had_error=0
+       for tag
+       do
+               cur=$(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
        ;;
@@ -49,44 +99,55 @@ done
 
 name="$1"
 [ "$name" ] || usage
-if [ -e "$GIT_DIR/refs/tags/$name" -a -z "$force" ]; then
-    die "tag '$name' already exists"
+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
-: ${username:=$(expr "$tagger" : '\(.*>\)')}
 
-trap 'rm -f .tmp-tag* .tagmsg .editmsg' 0
+test -n "$username" ||
+       username=$(git-repo-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" ]; then
+    if [ -z "$message_given" ]; then
         ( echo "#"
           echo "# Write a tag message"
-          echo "#" ) > .editmsg
-        ${VISUAL:-${EDITOR:-vi}} .editmsg || exit
+          echo "#" ) > "$GIT_DIR"/TAG_EDITMSG
+        ${VISUAL:-${EDITOR:-vi}} "$GIT_DIR"/TAG_EDITMSG || exit
     else
-        echo "$message" > .editmsg
+        echo "$message" >"$GIT_DIR"/TAG_EDITMSG
     fi
 
-    grep -v '^#' < .editmsg | git-stripspace > .tagmsg
+    grep -v '^#' <"$GIT_DIR"/TAG_EDITMSG |
+    git-stripspace >"$GIT_DIR"/TAG_FINALMSG
 
-    [ -s .tagmsg ] || {
+    [ -s "$GIT_DIR"/TAG_FINALMSG -o -n "$message_given" ] || {
        echo >&2 "No tag message?"
        exit 1
     }
 
-    ( echo -e "object $object\ntype $type\ntag $name\ntagger $tagger\n"; cat .tagmsg ) > .tmp-tag
-    rm -f .tmp-tag.asc .tagmsg
+    ( printf 'object %s\ntype %s\ntag %s\ntagger %s\n\n' \
+       "$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 "$username" .tmp-tag &&
-       cat .tmp-tag.asc >>.tmp-tag ||
+       gpg -bsa -u "$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 < .tmp-tag)
+    object=$(git-mktag < "$GIT_DIR"/TAG_TMP)
 fi
 
-mkdir -p "$GIT_DIR/refs/tags"
-echo $object > "$GIT_DIR/refs/tags/$name"
+git update-ref "refs/tags/$name" "$object" "$prev"
+