Test 'git add' for unmerged entries when core.symlinks=false.

diff --git a/git-tag.sh b/git-tag.sh
index 37cee978d2b684c1f0965700bc687802ecc63851..1ff5b41e7f8671ccf7e2c6b25cedcfd1fbc2ea55 100755 (executable)
--- a/git-tag.sh
+++ b/git-tag.sh
@@ -19,28 +19,40 @@ do
     case "$1" in
     -a)
        annotate=1
+       shift
        ;;
     -s)
        annotate=1
        signed=1
+       shift
        ;;
     -f)
        force=1
+       shift
        ;;
     -n)
-        case $2 in
-       -*)     LINES=1         # no argument
+        case "$#,$2" in
+       1,* | *,-*)
+               LINES=1         # no argument
                ;;
        *)      shift
                LINES=$(expr "$1" : '\([0-9]*\)')
                [ -z "$LINES" ] && LINES=1 # 1 line is default when -n is used
                ;;
        esac
+       shift
        ;;
     -l)
        list=1
        shift
-       PATTERN="$1"    # select tags by shell pattern, not re
+       case $# in
+       0)      PATTERN=
+               ;;
+       *)
+               PATTERN="$1"    # select tags by shell pattern, not re
+               shift
+               ;;
+       esac
        git rev-parse --symbolic --tags | sort |
            while read TAG
            do
@@ -51,12 +63,16 @@ do
                [ "$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' \
-                                          -e '/^-----BEGIN PGP SIGNATURE-----$/Q' )
-                       printf "%-15s %s\n" "$TAG" "$ANNOTATION" |
-                         sed -e '2,$s/^/    /' \
-                             -e "${LINES}q"
+               tag)
+                       ANNOTATION=$(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"
                        ;;
@@ -64,13 +80,15 @@ do
            done
        ;;
     -m)
-       annotate=1
+       annotate=1
        shift
        message="$1"
        if test "$#" = "0"; then
            die "error: option -m needs an argument"
        else
+           message="$1"
            message_given=1
+           shift
        fi
        ;;
     -F)
@@ -81,16 +99,22 @@ do
        else
            message="$(cat "$1")"
            message_given=1
+           shift
        fi
        ;;
     -u)
        annotate=1
        signed=1
        shift
-       username="$1"
+       if test "$#" = "0"; then
+           die "error: option -u needs an argument"
+       else
+           username="$1"
+           shift
+       fi
        ;;
     -d)
-       shift
+       shift
        had_error=0
        for tag
        do
@@ -122,7 +146,6 @@ do
        break
        ;;
     esac
-    shift
 done
 
 [ -n "$list" ] && exit 0
@@ -180,4 +203,3 @@ if [ "$annotate" ]; then
 fi
 
 git update-ref "refs/tags/$name" "$object" "$prev"
-