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convert to util.h; only set magic if ok; forgot detach if mutex init fails

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This commit is contained in:
Bob Halley
1998-12-13 02:03:46 +00:00
parent 00abfda448
commit 674dd7889b
1 changed files with 15 additions and 25 deletions
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40
lib/isc/timer.c
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@@ -28,26 +28,7 @@
#include <isc/heap.h>
#include <isc/timer.h>
/*
* We use macros instead of calling the routines directly because
* the capital letters make the locking stand out.
*
* We INSIST that they succeed since there's no way for us to continue
* if they fail.
*/
#define LOCK(lp) \
INSIST(isc_mutex_lock((lp)) == ISC_R_SUCCESS);
#define UNLOCK(lp) \
INSIST(isc_mutex_unlock((lp)) == ISC_R_SUCCESS);
#define BROADCAST(cvp) \
INSIST(isc_condition_broadcast((cvp)) == ISC_R_SUCCESS);
#define SIGNAL(cvp) \
INSIST(isc_condition_signal((cvp)) == ISC_R_SUCCESS);
#define WAIT(cvp, lp) \
INSIST(isc_condition_wait((cvp), (lp)) == ISC_R_SUCCESS);
#define WAITUNTIL(cvp, lp, tp) \
isc_condition_waituntil((cvp), (lp), (tp))
#include "util.h"
#ifdef ISC_TIMER_TRACE
#define XTRACE(s) printf("%s\n", (s))
@@ -264,7 +245,6 @@ isc_timer_create(isc_timermgr_t manager, isc_timertype_t type,
if (timer == NULL)
return (ISC_R_NOMEMORY);
timer->magic = TIMER_MAGIC;
timer->manager = manager;
timer->references = 1;
if (type == isc_timertype_once && !isc_interval_iszero(interval))
@@ -280,11 +260,13 @@ isc_timer_create(isc_timermgr_t manager, isc_timertype_t type,
timer->arg = arg;
timer->index = 0;
if (isc_mutex_init(&timer->lock) != ISC_R_SUCCESS) {
isc_task_detach(&timer->task);
isc_mem_put(manager->mctx, timer, sizeof *timer);
UNEXPECTED_ERROR(__FILE__, __LINE__,
"isc_mutex_init() failed");
return (ISC_R_UNEXPECTED);
}
timer->magic = TIMER_MAGIC;
LOCK(&manager->lock);
@@ -293,15 +275,23 @@ isc_timer_create(isc_timermgr_t manager, isc_timertype_t type,
* there are no external references to it yet.
*/
APPEND(manager->timers, timer, link);
result = schedule(timer, &now, ISC_TRUE);
if (result == ISC_R_SUCCESS)
APPEND(manager->timers, timer, link);
UNLOCK(&manager->lock);
if (result == ISC_R_SUCCESS)
*timerp = timer;
if (result != ISC_R_SUCCESS) {
timer->magic = 0;
(void)isc_mutex_destroy(&timer->lock);
isc_task_detach(&timer->task);
isc_mem_put(manager->mctx, timer, sizeof *timer);
return (result);
}
return (result);
*timerp = timer;
return (ISC_R_SUCCESS);
}
isc_result_t