patch7/7 add -N option to cg-init

diff --git a/cg-init b/cg-init
--- a/cg-init
+++ b/cg-init
@@ -10,13 +10,29 @@
  #
  # If `cg-init` is run in a non-empty directory files in the top and
  # sub directory will automatically be added.
+#
+# OPTIONS
+# -------
+# -N::
+#   Only update the cache: do not copy the data into the object database.
+#

-USAGE="cg-init"
+USAGE="cg-init [-N]"
  _git_repo_unneeded=1

  . ${COGITO_LIB}cg-Xlib

-uri=$1
+
+infoonly=
+while optparse; do
+       if optparse -N; then
+               infoonly=-N
+       else
+               optfail
+       fi
+done
+
+uri=$ARGV

  [ -e $_git ] && die "$_git already exists"

@@ -38,7 +54,7 @@ if [ "$uri" ]; then
         echo "Cloned (origin $uri available as branch \"origin\")"
  else
         git-read-tree # Seed the dircache
-       find * \( -type f -o -type l \) -print0 | xargs -0r cg-add
+       find * \( -type f -o -type l \) -print0 | xargs -0r cg-add 
${infoonly}
         cg-commit -C -m"Initial commit" -E
  fi