diffcore-rename: properly honor the difference between -M and -C

diff --git a/git-submodule.sh b/git-submodule.sh
index 33bc41f069d9807285db6630132e14f8c518ce47..8b9058971767dbb4d94e996876f6ba7ed178ddd6 100755 (executable)
--- a/git-submodule.sh
+++ b/git-submodule.sh
@@ -37,12 +37,24 @@ resolve_relative_url ()
                die "remote ($remote) does not have a url defined in .git/config"
        url="$1"
        remoteurl=${remoteurl%/}
+       sep=/
        while test -n "$url"
        do
                case "$url" in
                ../*)
                        url="${url#../}"
-                       remoteurl="${remoteurl%/*}"
+                       case "$remoteurl" in
+                       */*)
+                               remoteurl="${remoteurl%/*}"
+                               ;;
+                       *:*)
+                               remoteurl="${remoteurl%:*}"
+                               sep=:
+                               ;;
+                       *)
+                               die "cannot strip one component off url '$remoteurl'"
+                               ;;
+                       esac
                        ;;
                ./*)
                        url="${url#./}"
@@ -51,7 +63,7 @@ resolve_relative_url ()
                        break;;
                esac
        done
-       echo "$remoteurl/${url%/}"
+       echo "$remoteurl$sep${url%/}"
 }
 
 #
@@ -93,20 +105,6 @@ module_clone()
        url=$2
        reference="$3"
 
-       # If there already is a directory at the submodule path,
-       # expect it to be empty (since that is the default checkout
-       # action) and try to remove it.
-       # Note: if $path is a symlink to a directory the test will
-       # succeed but the rmdir will fail. We might want to fix this.
-       if test -d "$path"
-       then
-               rmdir "$path" 2>/dev/null ||
-               die "Directory '$path' exists, but is neither empty nor a git repository"
-       fi
-
-       test -e "$path" &&
-       die "A file already exist at path '$path'"
-
        if test -n "$reference"
        then
                git-clone "$reference" -n "$url" "$path"
@@ -241,7 +239,7 @@ cmd_add()
                        # ash fails to wordsplit ${branch:+-b "$branch"...}
                        case "$branch" in
                        '') git checkout -f -q ;;
-                       ?*) git checkout -f -q -b "$branch" "origin/$branch" ;;
+                       ?*) git checkout -f -q -B "$branch" "origin/$branch" ;;
                        esac
                ) || die "Unable to checkout submodule '$path'"
        fi