Merge nocona:/data0/msvensson/mysql-5.0-maint

into  shellback.:C:/mysql/mysql-5.0-maint

include/config-win.h

@@ -249,7 +249,6 @@ inline double ulonglong2double(ulonglong value)
 #define tell(A) _telli64(A)
 #endif
 
-#define set_timespec(ABSTIME,SEC) { (ABSTIME).tv_sec=time((time_t*)0) + (time_t) (SEC); (ABSTIME).tv_nsec=0; }
 
 #define STACK_DIRECTION -1
 

include/my_global.h

@@ -1010,41 +1010,7 @@ typedef char		bool;	/* Ordinary boolean values 0 1 */
 #define MY_HOW_OFTEN_TO_ALARM	2	/* How often we want info on screen */
 #define MY_HOW_OFTEN_TO_WRITE	1000	/* How often we want info on screen */
 
-#ifdef HAVE_TIMESPEC_TS_SEC
-#ifndef set_timespec
-#define set_timespec(ABSTIME,SEC) \
-{ \
-  (ABSTIME).ts_sec=time(0) + (time_t) (SEC); \
-  (ABSTIME).ts_nsec=0; \
-}
-#endif /* !set_timespec */
-#ifndef set_timespec_nsec
-#define set_timespec_nsec(ABSTIME,NSEC) \
-{ \
-  ulonglong now= my_getsystime() + (NSEC/100); \
-  (ABSTIME).ts_sec=  (now / ULL(10000000)); \
-  (ABSTIME).ts_nsec= (now % ULL(10000000) * 100 + ((NSEC) % 100)); \
-}
-#endif /* !set_timespec_nsec */
-#else
-#ifndef set_timespec
-#define set_timespec(ABSTIME,SEC) \
-{\
-  struct timeval tv;\
-  gettimeofday(&tv,0);\
-  (ABSTIME).tv_sec=tv.tv_sec+(time_t) (SEC);\
-  (ABSTIME).tv_nsec=tv.tv_usec*1000;\
-}
-#endif /* !set_timespec */
-#ifndef set_timespec_nsec
-#define set_timespec_nsec(ABSTIME,NSEC) \
-{\
-  ulonglong now= my_getsystime() + (NSEC/100); \
-  (ABSTIME).tv_sec=  (time_t) (now / ULL(10000000));                  \
-  (ABSTIME).tv_nsec= (long) (now % ULL(10000000) * 100 + ((NSEC) % 100)); \
-}
-#endif /* !set_timespec_nsec */
-#endif /* HAVE_TIMESPEC_TS_SEC */
+
 
 /*
   Define-funktions for reading and storing in machine independent format

include/my_pthread.h

@@ -69,14 +69,6 @@ typedef struct {
 #endif
 } pthread_cond_t;
 
-
-#ifndef OS2
-struct timespec {		/* For pthread_cond_timedwait() */
-    time_t tv_sec;
-    long tv_nsec;
-};
-#endif
-
 typedef int pthread_mutexattr_t;
 #define win_pthread_self my_thread_var->pthread_self
 #ifdef OS2
@@ -87,6 +79,34 @@ typedef void * (_Optlink *pthread_handler)(void *);
 typedef void * (__cdecl *pthread_handler)(void *);
 #endif
 
+/*
+  Struct and macros to be used in combination with the
+  windows implementation of pthread_cond_timedwait
+*/
+
+/*
+   Declare a union to make sure FILETIME is properly aligned
+   so it can be used directly as a 64 bit value. The value
+   stored is in 100ns units.
+ */
+ union ft64 {
+  FILETIME ft;
+  __int64 i64;
+ };
+struct timespec {
+  union ft64 start;
+  /* The max timeout value in millisecond for pthread_cond_timedwait */
+  long timeout_msec;
+};
+#define set_timespec(ABSTIME,SEC) { \
+  GetSystemTimeAsFileTime(&((ABSTIME).start.ft)); \
+  (ABSTIME).timeout_msec= (long)((SEC)*1000); \
+}
+#define set_timespec_nsec(ABSTIME,NSEC) { \
+  GetSystemTimeAsFileTime(&((ABSTIME).start.ft)); \
+  (ABSTIME).timeout_msec= (long)((NSEC)/1000000); \
+}
+
 void win_pthread_init(void);
 int win_pthread_setspecific(void *A,void *B,uint length);
 int pthread_create(pthread_t *,pthread_attr_t *,pthread_handler,void *);
@@ -164,8 +184,6 @@ extern int pthread_mutex_destroy (pthread_mutex_t *);
 #define pthread_condattr_init(A)
 #define pthread_condattr_destroy(A)
 
-/*Irena: compiler does not like this: */
-/*#define my_pthread_getprio(pthread_t thread_id) pthread_dummy(0) */
 #define my_pthread_getprio(thread_id) pthread_dummy(0)
 
 #elif defined(HAVE_UNIXWARE7_THREADS)
@@ -473,6 +491,47 @@ void my_pthread_attr_getstacksize(pthread_attr_t *attrib, size_t *size);
 int my_pthread_mutex_trylock(pthread_mutex_t *mutex);
 #endif
 
+/*
+  The defines set_timespec and set_timespec_nsec should be used
+  for calculating an absolute time at which
+  pthread_cond_timedwait should timeout
+*/
+#ifdef HAVE_TIMESPEC_TS_SEC
+#ifndef set_timespec
+#define set_timespec(ABSTIME,SEC) \
+{ \
+  (ABSTIME).ts_sec=time(0) + (time_t) (SEC); \
+  (ABSTIME).ts_nsec=0; \
+}
+#endif /* !set_timespec */
+#ifndef set_timespec_nsec
+#define set_timespec_nsec(ABSTIME,NSEC) \
+{ \
+  ulonglong now= my_getsystime() + (NSEC/100); \
+  (ABSTIME).ts_sec=  (now / ULL(10000000)); \
+  (ABSTIME).ts_nsec= (now % ULL(10000000) * 100 + ((NSEC) % 100)); \
+}
+#endif /* !set_timespec_nsec */
+#else
+#ifndef set_timespec
+#define set_timespec(ABSTIME,SEC) \
+{\
+  struct timeval tv;\
+  gettimeofday(&tv,0);\
+  (ABSTIME).tv_sec=tv.tv_sec+(time_t) (SEC);\
+  (ABSTIME).tv_nsec=tv.tv_usec*1000;\
+}
+#endif /* !set_timespec */
+#ifndef set_timespec_nsec
+#define set_timespec_nsec(ABSTIME,NSEC) \
+{\
+  ulonglong now= my_getsystime() + (NSEC/100); \
+  (ABSTIME).tv_sec=  (time_t) (now / ULL(10000000));                  \
+  (ABSTIME).tv_nsec= (long) (now % ULL(10000000) * 100 + ((NSEC) % 100)); \
+}
+#endif /* !set_timespec_nsec */
+#endif /* HAVE_TIMESPEC_TS_SEC */
+
 	/* safe_mutex adds checking to mutex for easier debugging */
 
 #if defined(__NETWARE__) && !defined(SAFE_MUTEX_DETECT_DESTROY)

mysys/my_wincond.c

@@ -54,14 +54,30 @@ int pthread_cond_wait(pthread_cond_t *cond, pthread_mutex_t *mutex)
 int pthread_cond_timedwait(pthread_cond_t *cond, pthread_mutex_t *mutex,
                            struct timespec *abstime)
 {
-  struct _timeb curtime;
   int result;
   long timeout; 
-  _ftime(&curtime);
-  timeout= ((long) (abstime->tv_sec - curtime.time)*1000L +
-		    (long)((abstime->tv_nsec/1000) - curtime.millitm)/1000L);
-  if (timeout < 0)				/* Some safety */
+  union ft64 now;
+  
+  GetSystemTimeAsFileTime(&now.ft);
+
+  /*
+    - subtract start time from current time(values are in 100ns units
+    - convert to millisec by dividing with 10000
+    - subtract time since start from max timeout
+  */
+  timeout= abstime->timeout_msec - (long)((now.i64 - abstime->start.i64) / 10000);
+  
+  /* Don't allow the timeout to be negative */
+  if (timeout < 0)
     timeout = 0L;
+
+  /*
+    Make sure the calucated time does not exceed original timeout
+    value which could cause "wait for ever" if system time changes
+  */
+  if (timeout > abstime->timeout_msec)
+    timeout= abstime->timeout_msec;
+
   InterlockedIncrement(&cond->waiting);
   LeaveCriticalSection(mutex);
   result=WaitForSingleObject(cond->semaphore,timeout);

server-tools/instance-manager/guardian.cc

@@ -228,8 +228,7 @@ void Guardian_thread::run()
 
       node= node->next;
     }
-    timeout.tv_sec= time(NULL) + monitoring_interval;
-    timeout.tv_nsec= 0;
+    set_timespec(timeout, monitoring_interval);
     
     /* check the loop predicate before sleeping */
     if (!(shutdown_requested && (!(guarded_instances))))

server-tools/instance-manager/instance.cc

@@ -476,10 +476,9 @@ int Instance::stop()
       waitchild= options.shutdown_delay_val;
 
     kill_instance(SIGTERM);
-    /* sleep on condition to wait for SIGCHLD */
 
-    timeout.tv_sec= time(NULL) + waitchild;
-    timeout.tv_nsec= 0;
+    /* sleep on condition to wait for SIGCHLD */
+    set_timespec(timeout, waitchild);
     if (pthread_mutex_lock(&LOCK_instance))
       return ER_STOP_INSTANCE;