- r = cg_pid_get_cgroup(pid, NULL, &cgroup);
- if (r < 0)
- return r;
-
- if (!startswith(cgroup, "/user/")) {
- free(cgroup);
- return -ENOENT;
- }
-
- p = strchr(cgroup + 6, '/');
- if (!p) {
- free(cgroup);
- return -ENOENT;
- }
-
- p++;
- if (startswith(p, "shared/") || streq(p, "shared")) {
- free(cgroup);
- return -ENOENT;
- }
-
- p = strndup(p, strcspn(p, "/"));
- free(cgroup);
-
- if (!p)
- return -ENOMEM;
-
- *session = p;
- return 0;