Reintroduce --with-linked-git option

With slightly different semantics:
Instead of pointing at a previous checkout,
point at base directory of all repos.

Change-Id: I254ecc33071be53067c44610b030f737cf75a7ee

1 files changed, 9 insertions, 0 deletions

diff --git a/g b/g
index c24ca3bad481..e273171ae7c2 100755
--- a/g
+++ b/g
@@ -152,6 +152,10 @@ get_git_reference()
     if [ -f config_host.mk ]; then
 	REFERENCED_GIT=$(cat config_host.mk | grep GIT_REFERENCE_SRC | sed -e "s/.*=//")
     fi
+    LINKED_GIT=""
+    if [ -f config_host.mk ]; then
+	LINKED_GIT=$(cat config_host.mk | grep GIT_LINK_SRC | sed -e "s/.*=//")
+    fi
 }
 
 do_shortcut_update()
@@ -249,6 +253,11 @@ local configured
     do_shortcut_update
 
     for module in $SUBMODULES_CONFIGURED ; do
+	if [ -n "$LINKED_GIT" ] ; then
+	    if ! [ -d ".git/modules/${module}" ]; then
+		./bin/git-new-module-workdir "${LINKED_GIT}/${module}" "${module}"
+	    fi
+	fi
 	configured=$(git config --local --get submodule.${module}.url)
 	if [ -z "$configured" ] ; then
 	    git submodule init $module || return $?