Documentation: mention ORIG_HEAD in am, merge, and rebase

diff --git a/git-submodule.sh b/git-submodule.sh
index 100737210de3c76682ab3803626a36328fb27ca1..3eb78cc724187998aa9ecf71509325631b8668c9 100755 (executable)
--- a/git-submodule.sh
+++ b/git-submodule.sh
@@ -45,8 +45,8 @@ resolve_relative_url ()
        branch="$(git symbolic-ref HEAD 2>/dev/null)"
        remote="$(git config branch.${branch#refs/heads/}.remote)"
        remote="${remote:-origin}"
-       remoteurl="$(git config remote.$remote.url)" ||
-               die "remote ($remote) does not have a url in .git/config"
+       remoteurl=$(git config "remote.$remote.url") ||
+               die "remote ($remote) does not have a url defined in .git/config"
        url="$1"
        while test -n "$url"
        do
@@ -73,7 +73,7 @@ resolve_relative_url ()
 module_name()
 {
        # Do we have "submodule.<something>.path = $1" defined in .gitmodules file?
-       re=$(printf '%s' "$1" | sed -e 's/[].[^$\\*]/\\&/g')
+       re=$(printf '%s\n' "$1" | sed -e 's/[].[^$\\*]/\\&/g')
        name=$( git config -f .gitmodules --get-regexp '^submodule\..*\.path$' |
                sed -n -e 's|^submodule\.\(.*\)\.path '"$re"'$|\1|p' )
        test -z "$name" &&
@@ -178,7 +178,8 @@ cmd_add()
                case "$repo" in
                ./*|../*)
                        # dereference source url relative to parent's url
-                       realrepo="$(resolve_relative_url $repo)" ;;
+                       realrepo=$(resolve_relative_url "$repo") || exit
+                       ;;
                *)
                        # Turn the source into an absolute path if
                        # it is local
@@ -246,7 +247,7 @@ cmd_init()
                # Possibly a url relative to parent
                case "$url" in
                ./*|../*)
-                       url="$(resolve_relative_url "$url")"
+                       url=$(resolve_relative_url "$url") || exit
                        ;;
                esac