Tom Lane wrote:
Silently not locking is surely
not very safe.
Here is the dump code version of the patch. If anyone wants the return
value idea, let me know.
--
Andrew Chernow
eSilo, LLC
every bit counts
http://www.esilo.com/
Index: src/port/pthread-win32.h
===================================================================
RCS file: /projects/cvsroot/pgsql/src/port/pthread-win32.h,v
retrieving revision 1.2
diff -c -r1.2 pthread-win32.h
*** src/port/pthread-win32.h 18 Apr 2007 08:32:40 -0000 1.2
--- src/port/pthread-win32.h 11 Apr 2008 19:22:17 -0000
***************
*** 2,8 ****
#define __PTHREAD_H
typedef ULONG pthread_key_t;
! typedef HANDLE pthread_mutex_t;
typedef int pthread_once_t;
DWORD pthread_self(void);
--- 2,8 ----
#define __PTHREAD_H
typedef ULONG pthread_key_t;
! typedef CRITICAL_SECTION *pthread_mutex_t;
typedef int pthread_once_t;
DWORD pthread_self(void);
Index: src/interfaces/libpq/pthread-win32.c
===================================================================
RCS file: /projects/cvsroot/pgsql/src/interfaces/libpq/pthread-win32.c,v
retrieving revision 1.15
diff -c -r1.15 pthread-win32.c
*** src/interfaces/libpq/pthread-win32.c 1 Jan 2008 19:46:00 -0000
1.15
--- src/interfaces/libpq/pthread-win32.c 11 Apr 2008 19:22:17 -0000
***************
*** 35,51 ****
void
pthread_mutex_init(pthread_mutex_t *mp, void *attr)
{
! *mp = CreateMutex(0, 0, 0);
}
void
pthread_mutex_lock(pthread_mutex_t *mp)
{
! WaitForSingleObject(*mp, INFINITE);
}
void
pthread_mutex_unlock(pthread_mutex_t *mp)
{
! ReleaseMutex(*mp);
}
--- 35,61 ----
void
pthread_mutex_init(pthread_mutex_t *mp, void *attr)
{
! *mp = (CRITICAL_SECTION *)malloc(sizeof(CRITICAL_SECTION));
! InitializeCriticalSection(*mp);
}
void
pthread_mutex_lock(pthread_mutex_t *mp)
{
! EnterCriticalSection(*mp);
}
void
pthread_mutex_unlock(pthread_mutex_t *mp)
{
! LeaveCriticalSection(*mp);
}
+
+ /* If ever needed
+ void pthread_mutex_destroy(pthread_mutex_t *mp)
+ {
+ DeleteCriticalSection(*mp);
+ free(*mp);
+ *mp = NULL;
+ }
+ */
\ No newline at end of file
--
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