Export cgroup_find_parent and add testing code for it

This patch does not necessarily need to be accepted, it just provides testing
facility for new cgroup_find_parent.

Especially note the ugly dependence on ../src/tools/tools-common.c :)

Signed-off-by: Jan Safranek <jsafrane@redhat.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/src/libcgroup.map b/src/libcgroup.map
index aa9d0d2..e66c332 100644
--- a/src/libcgroup.map
+++ b/src/libcgroup.map
@@ -73,4 +73,5 @@ global:
 	cgroup_get_procname_from_procfs;
 	cgroup_register_unchanged_process;
 	cgroup_change_cgroup_flags;
+	cgroup_find_parent;
 } CGROUP_0.33;