From a095315b3c31f7a419baceac82c26c3c5ac0cd12 Mon Sep 17 00:00:00 2001 From: Kay Sievers Date: Tue, 9 Jun 2015 14:27:33 +0200 Subject: build-sys: split internal basic/ library from shared/ basic/ can be used by everything cannot use anything outside of basic/ libsystemd/ can use basic/ cannot use shared/ shared/ can use libsystemd/ --- src/basic/login-util.c | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 src/basic/login-util.c (limited to 'src/basic/login-util.c') diff --git a/src/basic/login-util.c b/src/basic/login-util.c new file mode 100644 index 0000000000..e25437f0f4 --- /dev/null +++ b/src/basic/login-util.c @@ -0,0 +1,31 @@ +/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ + +/*** + This file is part of systemd. + + Copyright 2013 Zbigniew Jędrzejewski-Szmek + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or + (at your option) any later version. + + systemd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with systemd; If not, see . +***/ + +#include "login-util.h" +#include "def.h" + +bool session_id_valid(const char *id) { + + if (isempty(id)) + return false; + + return id[strspn(id, LETTERS DIGITS)] == '\0'; +} -- cgit v1.2.3-54-g00ecf