src/basic/login-util.c

   1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
   2
   3 #include <unistd.h>
   4
   5 #include "login-util.h"
   6 #include "string-util.h"
   7
   8 bool session_id_valid(const char *id) {
   9
  10         if (isempty(id))
  11                 return false;
  12
  13         return id[strspn(id, LETTERS DIGITS)] == '\0';
  14 }
  15
  16 bool logind_running(void) {
  17         return access("/run/systemd/seats/", F_OK) >= 0;
  18 }