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allow easy debugging of the LOCK() and other macros

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This commit is contained in:
Michael Graff
1999-05-22 10:42:17 +00:00
parent 2c7e99b941
commit 2f83b032a6
1 changed files with 40 additions and 14 deletions
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54
lib/isc/util.h
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@@ -32,29 +32,55 @@
* for us to continue if they fail.
*/
#define LOCK(lp) \
RUNTIME_CHECK(isc_mutex_lock((lp)) == ISC_R_SUCCESS)
#define UNLOCK(lp) \
RUNTIME_CHECK(isc_mutex_unlock((lp)) == ISC_R_SUCCESS)
#define BROADCAST(cvp) \
RUNTIME_CHECK(isc_condition_broadcast((cvp)) == ISC_R_SUCCESS)
#define SIGNAL(cvp) \
RUNTIME_CHECK(isc_condition_signal((cvp)) == ISC_R_SUCCESS)
#define WAIT(cvp, lp) \
RUNTIME_CHECK(isc_condition_wait((cvp), (lp)) == ISC_R_SUCCESS)
#if 0
#define ISC_UTIL_TRACE(a) a
#else
#define ISC_UTIL_TRACE(a)
#endif
#define LOCK(lp) do { \
ISC_UTIL_TRACE(fprintf(stderr, "LOCKING %p %s %d\n", (lp), __FILE__, __LINE__)); \
RUNTIME_CHECK(isc_mutex_lock((lp)) == ISC_R_SUCCESS); \
ISC_UTIL_TRACE(fprintf(stderr, "LOCKED %p %s %d\n", (lp), __FILE__, __LINE__)); \
} while (0)
#define UNLOCK(lp) do { \
RUNTIME_CHECK(isc_mutex_unlock((lp)) == ISC_R_SUCCESS); \
ISC_UTIL_TRACE(fprintf(stderr, "UNLOCKED %p %s %d\n", (lp), __FILE__, __LINE__)); \
} while (0)
#define BROADCAST(cvp) do { \
ISC_UTIL_TRACE(fprintf(stderr, "BROADCAST %p %s %d\n", (cvp), __FILE__, __LINE__)); \
RUNTIME_CHECK(isc_condition_broadcast((cvp)) == ISC_R_SUCCESS); \
} while (0)
#define SIGNAL(cvp) do { \
ISC_UTIL_TRACE(fprintf(stderr, "SIGNAL %p %s %d\n", (cvp), __FILE__, __LINE__)); \
RUNTIME_CHECK(isc_condition_signal((cvp)) == ISC_R_SUCCESS); \
} while (0)
#define WAIT(cvp, lp) do { \
ISC_UTIL_TRACE(fprintf(stderr, "WAIT %p LOCK %p %s %d\n", (cvp), (lp), __FILE__, __LINE__)); \
RUNTIME_CHECK(isc_condition_wait((cvp), (lp)) == ISC_R_SUCCESS); \
ISC_UTIL_TRACE(fprintf(stderr, "WAITED %p LOCKED %p %s %d\n", (cvp), (lp), __FILE__, __LINE__)); \
} while (0)
/*
* isc_condition_waituntil can return ISC_R_TIMEDOUT, so we
* don't RUNTIME_CHECK the result.
*
* XXX Also, can't really debug this then...
*/
#define WAITUNTIL(cvp, lp, tp) \
isc_condition_waituntil((cvp), (lp), (tp))
#define RWLOCK(lp, t) \
RUNTIME_CHECK(isc_rwlock_lock((lp), (t)) == ISC_R_SUCCESS)
#define RWUNLOCK(lp, t) \
RUNTIME_CHECK(isc_rwlock_unlock((lp), (t)) == ISC_R_SUCCESS)
#define RWLOCK(lp, t) do { \
ISC_UTIL_TRACE(fprintf(stderr, "RWLOCK %p, %d\n", (lp), (t))); \
RUNTIME_CHECK(isc_rwlock_lock((lp), (t)) == ISC_R_SUCCESS); \
ISC_UTIL_TRACE(fprintf(stderr, "RWLOCKED %p, %d\n", (lp), (t))); \
} while (0)
#define RWUNLOCK(lp, t) do { \
ISC_UTIL_TRACE(fprintf(stderr, "RWUNLOCK %p, %d\n", (lp), (t))); \
RUNTIME_CHECK(isc_rwlock_unlock((lp), (t)) == ISC_R_SUCCESS); \
} while (0)
/*
* List Macros.