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move mutex into a struct (for future dev advantage)

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Eric House 2024-08-11 19:59:38 -07:00
parent 464e124038
commit 0a992c5a4b
4 changed files with 20 additions and 15 deletions
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2
xwords4/common/comms.c
View file

@ -116,8 +116,8 @@ typedef struct AddressRecord {
struct CommsCtxt {
XW_UtilCtxt* util;
XW_DUtilCtxt* dutil;
MutexState mutex;
pthread_mutex_t mutex;
#ifdef DEBUG
pthread_t lockHolder;
#endif

2
xwords4/common/stats.c
View file

@ -25,7 +25,7 @@
typedef struct StatsState {
XP_U32* statsVals;
pthread_mutex_t mutex;
MutexState mutex;
} StatsState;
static const XP_UCHAR* STATtoStr(STAT stat);

4
xwords4/common/xwmutex.c
View file

@ -20,7 +20,7 @@
#include "xwmutex.h"
void
initMutex( pthread_mutex_t* mutex, XP_Bool recursive )
initMutex( MutexState* mutex, XP_Bool recursive )
{
pthread_mutexattr_t attr;
int ret = pthread_mutexattr_init(&attr);
@ -30,7 +30,7 @@ initMutex( pthread_mutex_t* mutex, XP_Bool recursive )
PTHREAD_MUTEX_RECURSIVE);
XP_ASSERT(0 == ret);
}
pthread_mutex_init( mutex, &attr );
pthread_mutex_init( &mutex->mutex, &attr );
ret = pthread_mutexattr_destroy(&attr);
XP_ASSERT(0 == ret);
}

27
xwords4/common/xwmutex.h
View file

@ -23,15 +23,20 @@
#include <pthread.h>
#include "xptypes.h"
#define WITH_MUTEX_LOCK_DEBUG(MUTEX) { \
pthread_mutex_t* _mutex = (MUTEX); \
time_t startTime = time(NULL); \
pthread_mutex_lock(_mutex); \
time_t gotItTime = time(NULL); \
time_t _elapsed = gotItTime-startTime; \
if ( 0 < _elapsed ) { \
XP_LOGFF("took %lds to get mutex", _elapsed); \
} \
/* Making this a struct in case I want to add e.g. a chain of holders */
typedef struct _MutexState {
pthread_mutex_t mutex;
} MutexState;
#define WITH_MUTEX_LOCK_DEBUG(STATEP) { \
MutexState* _state = (STATEP); \
time_t startTime = time(NULL); \
pthread_mutex_lock(&_state->mutex); \
time_t gotItTime = time(NULL); \
time_t _elapsed = gotItTime-startTime; \
if ( 0 < _elapsed ) { \
XP_LOGFF("took %lds to get mutex", _elapsed); \
} \
#define WITH_MUTEX_UNLOCK_DEBUG() \
time_t unlockTime = time(NULL); \
@ -39,7 +44,7 @@
if ( 0 < _elapsed ) { \
XP_LOGFF("held mutex for %lds", _elapsed); \
} \
pthread_mutex_unlock(_mutex); \
pthread_mutex_unlock(&_state->mutex); \
} \
#define WITH_MUTEX_LOCK_RELEASE(COMMS) { \
@ -58,6 +63,6 @@
#define END_WITH_MUTEX WITH_MUTEX_UNLOCK_RELEASE
#endif
void initMutex( pthread_mutex_t* mutex, XP_Bool recursive );
void initMutex( MutexState* mutex, XP_Bool recursive );
#endif