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/*-*- 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 "condition.h"
#include "unit.h"
bool condition_test_list(const char *unit, Condition *first, const char *(*to_string)(ConditionType t)) {
Condition *c;
int triggered = -1;
/* If the condition list is empty, then it is true */
if (!first)
return true;
/* Otherwise, if all of the non-trigger conditions apply and
* if any of the trigger conditions apply (unless there are
* none) we return true */
LIST_FOREACH(conditions, c, first) {
int r;
r = condition_test(c);
if (r < 0)
log_warning_unit(unit,
"Couldn't determine result for %s=%s%s%s for %s, assuming failed: %s",
to_string(c->type),
c->trigger ? "|" : "",
c->negate ? "!" : "",
c->parameter,
unit,
strerror(-r));
else
log_debug_unit(unit,
"%s=%s%s%s %s for %s.",
to_string(c->type),
c->trigger ? "|" : "",
c->negate ? "!" : "",
c->parameter,
condition_result_to_string(c->result),
unit);
if (!c->trigger && r <= 0)
return false;
if (c->trigger && triggered <= 0)
triggered = r > 0;
}
return triggered != 0;
}
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