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include/my_pthread.h: Fix botched merge - add struct timespec and set_timespec(), etc.

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include/my_pthread.h:
  Fix botched merge - add struct timespec and set_timespec(), etc.
This commit is contained in:
unknown 2006-12-14 15:36:45 -07:00
parent 8f5954378b
commit 33ab28e9ad
1 changed files with 69 additions and 2 deletions
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71
include/my_pthread.h
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@ -66,6 +66,34 @@ typedef int pthread_mutexattr_t;
#define pthread_handler_t EXTERNC void * __cdecl
typedef void * (__cdecl *pthread_handler)(void *);
/*
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 *);
@ -141,8 +169,6 @@ void pthread_exit(void *a); /* was #define pthread_exit(A) ExitThread(A)*/
#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)
#else /* Normal threads */
@ -367,6 +393,47 @@ 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)