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condition: introduce condition_test_list()

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This commit is contained in:
Yu Watanabe 2019-03-08 14:22:31 +09:00
parent f6d6d53237
commit 828fa6108b
2 changed files with 48 additions and 0 deletions
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46
src/shared/condition.c
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@ -644,6 +644,52 @@ int condition_test(Condition *c) {
return b;
}
bool condition_test_list(Condition *first, const char *(*to_string)(ConditionType t), condition_test_logger_t logger, void *userdata) {
Condition *c;
int triggered = -1;
assert(!!logger == !!to_string);
/* 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 (logger) {
if (r < 0)
logger(userdata, LOG_WARNING, r, __FILE__, __LINE__, __func__,
"Couldn't determine result for %s=%s%s%s, assuming failed: %m",
to_string(c->type),
c->trigger ? "|" : "",
c->negate ? "!" : "",
c->parameter);
else
logger(userdata, LOG_DEBUG, 0, __FILE__, __LINE__, __func__,
"%s=%s%s%s %s.",
to_string(c->type),
c->trigger ? "|" : "",
c->negate ? "!" : "",
c->parameter,
condition_result_to_string(c->result));
}
if (!c->trigger && r <= 0)
return false;
if (c->trigger && triggered <= 0)
triggered = r > 0;
}
return triggered != 0;
}
void condition_dump(Condition *c, FILE *f, const char *prefix, const char *(*to_string)(ConditionType t)) {
assert(c);
assert(f);

2
src/shared/condition.h
View file

@ -68,6 +68,8 @@ void condition_free(Condition *c);
Condition* condition_free_list(Condition *c);
int condition_test(Condition *c);
typedef int (*condition_test_logger_t)(void *userdata, int level, int error, const char *file, int line, const char *func, const char *format, ...) _printf_(7, 8);
bool condition_test_list(Condition *first, const char *(*to_string)(ConditionType t), condition_test_logger_t logger, void *userdata);
void condition_dump(Condition *c, FILE *f, const char *prefix, const char *(*to_string)(ConditionType t));
void condition_dump_list(Condition *c, FILE *f, const char *prefix, const char *(*to_string)(ConditionType t));