From: Lennart Poettering <lennart@poettering.net>
Date: Mon, 31 Aug 2015 11:03:16 +0000 (+0200)
Subject: cgls: pretty print root cgroup path
X-Git-Tag: v226~65^2~2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=324496eb25b51395a00430b28fac639502df9e3e;p=thirdparty%2Fsystemd.git

cgls: pretty print root cgroup path

Make sure show it as "/" rather than empty string.
---

diff --git a/src/cgls/cgls.c b/src/cgls/cgls.c
index 22f33f000dd..a8d910d5321 100644
--- a/src/cgls/cgls.c
+++ b/src/cgls/cgls.c
@@ -263,7 +263,7 @@ int main(int argc, char *argv[]) {
                         if (r < 0)
                                 goto finish;
 
-                        printf("Control group %s:\n", root);
+                        printf("Control group %s:\n", isempty(root) ? "/" : root);
                         fflush(stdout);
 
                         r = show_cgroup(SYSTEMD_CGROUP_CONTROLLER, root, NULL, 0, arg_kernel_threads, output_flags);