list: LIST_INSERT_BEFORE: update head if necessary (#4261)

[elogind.git] / src / basic / user-util.h

diff --git a/src/basic/user-util.h b/src/basic/user-util.h
index e7add79643eccda32251ab0bf1e9a05081fef090..0d000b76c88eac66272eca1ab340a896ff7c49dd 100644 (file)
--- a/src/basic/user-util.h
+++ b/src/basic/user-util.h
@@ -92,3 +92,5 @@ bool valid_user_group_name(const char *u);
 bool valid_user_group_name_or_id(const char *u);
 bool valid_gecos(const char *d);
 bool valid_home(const char *p);
+
+int maybe_setgroups(size_t size, const gid_t *list);