exit-status.c revision d450b6f2a9dd8a7fb14e9f8f771ddd70de7afc5e
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
/***
This file is part of systemd.
Copyright 2010 Lennart Poettering
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 <http://www.gnu.org/licenses/>.
***/
#include <stdlib.h>
#include <sys/wait.h>
#include "exit-status.h"
#include "set.h"
#include "macro.h"
const char* exit_status_to_string(ExitStatus status, ExitStatusLevel level) {
/* We cast to int here, so that -Wenum doesn't complain that
* EXIT_SUCCESS/EXIT_FAILURE aren't in the enum */
switch ((int) status) {
case EXIT_SUCCESS:
return "SUCCESS";
case EXIT_FAILURE:
return "FAILURE";
}
if (level == EXIT_STATUS_SYSTEMD || level == EXIT_STATUS_LSB) {
switch ((int) status) {
case EXIT_CHDIR:
return "CHDIR";
case EXIT_NICE:
return "NICE";
case EXIT_FDS:
return "FDS";
case EXIT_EXEC:
return "EXEC";
case EXIT_MEMORY:
return "MEMORY";
case EXIT_LIMITS:
return "LIMITS";
case EXIT_OOM_ADJUST:
return "OOM_ADJUST";
case EXIT_SIGNAL_MASK:
return "SIGNAL_MASK";
case EXIT_STDIN:
return "STDIN";
case EXIT_STDOUT:
return "STDOUT";
case EXIT_CHROOT:
return "CHROOT";
case EXIT_IOPRIO:
return "IOPRIO";
case EXIT_TIMERSLACK:
return "TIMERSLACK";
case EXIT_SECUREBITS:
return "SECUREBITS";
case EXIT_SETSCHEDULER:
return "SETSCHEDULER";
case EXIT_CPUAFFINITY:
return "CPUAFFINITY";
case EXIT_GROUP:
return "GROUP";
case EXIT_USER:
return "USER";
case EXIT_CAPABILITIES:
return "CAPABILITIES";
case EXIT_CGROUP:
return "CGROUP";
case EXIT_SETSID:
return "SETSID";
case EXIT_CONFIRM:
return "CONFIRM";
case EXIT_STDERR:
return "STDERR";
case EXIT_TCPWRAP:
return "TCPWRAP";
case EXIT_PAM:
return "PAM";
case EXIT_NETWORK:
return "NETWORK";
case EXIT_NAMESPACE:
return "NAMESPACE";
case EXIT_NO_NEW_PRIVILEGES:
return "NO_NEW_PRIVILEGES";
case EXIT_SECCOMP:
return "SECCOMP";
}
}
if (level == EXIT_STATUS_LSB) {
switch ((int) status) {
case EXIT_INVALIDARGUMENT:
return "INVALIDARGUMENT";
case EXIT_NOTIMPLEMENTED:
return "NOTIMPLEMENTED";
case EXIT_NOPERMISSION:
return "NOPERMISSION";
case EXIT_NOTINSTALLED:
return "NOTINSSTALLED";
case EXIT_NOTCONFIGURED:
return "NOTCONFIGURED";
case EXIT_NOTRUNNING:
return "NOTRUNNING";
}
}
return NULL;
}
bool is_clean_exit(int code, int status, ExitStatusSet *success_status) {
if (code == CLD_EXITED)
return status == 0 ||
(success_status &&
set_contains(success_status->code, INT_TO_PTR(status)));
/* If a daemon does not implement handlers for some of the
* signals that's not considered an unclean shutdown */
if (code == CLD_KILLED)
return
status == SIGHUP ||
status == SIGINT ||
status == SIGTERM ||
status == SIGPIPE ||
(success_status &&
set_contains(success_status->signal, INT_TO_PTR(status)));
return false;
}
bool is_clean_exit_lsb(int code, int status, ExitStatusSet *success_status) {
if (is_clean_exit(code, status, success_status))
return true;
return
code == CLD_EXITED &&
(status == EXIT_NOTINSTALLED || status == EXIT_NOTCONFIGURED);
}
int parse_show_status(const char *v, ShowStatus *ret) {
int r;
assert(v);
assert(ret);
if (streq(v, "auto")) {
*ret = SHOW_STATUS_AUTO;
return 0;
}
r = parse_boolean(v);
if (r < 0)
return r;
*ret = r ? SHOW_STATUS_YES : SHOW_STATUS_NO;
return 0;
}