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/cvs/BDB/xthread.h
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Comparing BDB/xthread.h (file contents):
Revision 1.10 by root, Sat Oct 23 09:40:53 2010 UTC vs.
Revision 1.11 by root, Fri Jul 29 08:35:35 2011 UTC

1#ifndef XTHREAD_H_ 1#ifndef XTHREAD_H_
2#define XTHREAD_H_ 2#define XTHREAD_H_
3 3
4/* whether word reads are potentially non-atomic. 4/* whether word reads are potentially non-atomic.
5 * this is conservatice, likely most arches this runs 5 * this is conservative, likely most arches this runs
6 * on have atomic word read/writes. 6 * on have atomic word read/writes.
7 */ 7 */
8#ifndef WORDACCESS_UNSAFE 8#ifndef WORDACCESS_UNSAFE
9# if __i386 || __x86_64 9# if __i386 || __x86_64
10# define WORDACCESS_UNSAFE 0 10# define WORDACCESS_UNSAFE 0
… …
14#endif 14#endif
15 15
16///////////////////////////////////////////////////////////////////////////// 16/////////////////////////////////////////////////////////////////////////////
17 17
18#ifdef _WIN32 18#ifdef _WIN32
19typedef int ssize_t;
20 19
21#define NTDDI_VERSION NTDDI_WIN2K // needed to get win2000 api calls 20#define NTDDI_VERSION NTDDI_WIN2K // needed to get win2000 api calls
22#define _WIN32_WINNT 0x400 21#define _WIN32_WINNT 0x400
23#include <stdio.h>//D 22#include <stdio.h>//D
24#include <fcntl.h> 23#include <fcntl.h>
… …
27#include <winsock2.h> 26#include <winsock2.h>
28#include <process.h> 27#include <process.h>
29#include <windows.h> 28#include <windows.h>
30#include <pthread.h> 29#include <pthread.h>
31#define sigset_t int 30#define sigset_t int
31#define sigfillset(a)
32#define pthread_sigmask(a,b,c) 32#define pthread_sigmask(a,b,c)
33#define sigaddset(a,b) 33#define sigaddset(a,b)
34#define sigemptyset(s) 34#define sigemptyset(s)
35#define sigfillset(s)
36 35
37typedef pthread_mutex_t xmutex_t; 36typedef pthread_mutex_t xmutex_t;
38#define X_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER 37#define X_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
38#define X_MUTEX_CREATE(mutex) pthread_mutex_init (&(mutex), 0)
39#define X_LOCK(mutex) pthread_mutex_lock (&(mutex)) 39#define X_LOCK(mutex) pthread_mutex_lock (&(mutex))
40#define X_UNLOCK(mutex) pthread_mutex_unlock (&(mutex)) 40#define X_UNLOCK(mutex) pthread_mutex_unlock (&(mutex))
41 41
42typedef pthread_cond_t xcond_t; 42typedef pthread_cond_t xcond_t;
43#define X_COND_INIT PTHREAD_COND_INITIALIZER 43#define X_COND_INIT PTHREAD_COND_INITIALIZER
44#define X_COND_CREATE(cond) pthread_cond_init (&(cond), 0)
44#define X_COND_SIGNAL(cond) pthread_cond_signal (&(cond)) 45#define X_COND_SIGNAL(cond) pthread_cond_signal (&(cond))
45#define X_COND_WAIT(cond,mutex) pthread_cond_wait (&(cond), &(mutex)) 46#define X_COND_WAIT(cond,mutex) pthread_cond_wait (&(cond), &(mutex))
46#define X_COND_TIMEDWAIT(cond,mutex,to) pthread_cond_timedwait (&(cond), &(mutex), &(to)) 47#define X_COND_TIMEDWAIT(cond,mutex,to) pthread_cond_timedwait (&(cond), &(mutex), &(to))
47 48
48typedef pthread_t xthread_t; 49typedef pthread_t xthread_t;
… …
93#include <limits.h> 94#include <limits.h>
94#include <pthread.h> 95#include <pthread.h>
95 96
96typedef pthread_mutex_t xmutex_t; 97typedef pthread_mutex_t xmutex_t;
97#if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP) 98#if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP)
98# define X_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP 99# define X_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP
100# define X_MUTEX_CREATE(mutex) \
101 do { \
102 pthread_mutexattr_t attr; \
103 pthread_mutexattr_init (&attr); \
104 pthread_mutexattr_settype (&attr, PTHREAD_MUTEX_ADAPTIVE_NP); \
105 pthread_mutex_init (&(mutex), &attr); \
106 } while (0)
99#else 107#else
100# define X_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER 108# define X_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
109# define X_MUTEX_CREATE(mutex) pthread_mutex_init (&(mutex), 0)
101#endif 110#endif
102#define X_LOCK(mutex) pthread_mutex_lock (&(mutex)) 111#define X_LOCK(mutex) pthread_mutex_lock (&(mutex))
103#define X_UNLOCK(mutex) pthread_mutex_unlock (&(mutex)) 112#define X_UNLOCK(mutex) pthread_mutex_unlock (&(mutex))
104 113
105typedef pthread_cond_t xcond_t; 114typedef pthread_cond_t xcond_t;
106#define X_COND_INIT PTHREAD_COND_INITIALIZER 115#define X_COND_INIT PTHREAD_COND_INITIALIZER
116#define X_COND_CREATE(cond) pthread_cond_init (&(cond), 0)
107#define X_COND_SIGNAL(cond) pthread_cond_signal (&(cond)) 117#define X_COND_SIGNAL(cond) pthread_cond_signal (&(cond))
108#define X_COND_WAIT(cond,mutex) pthread_cond_wait (&(cond), &(mutex)) 118#define X_COND_WAIT(cond,mutex) pthread_cond_wait (&(cond), &(mutex))
109#define X_COND_TIMEDWAIT(cond,mutex,to) pthread_cond_timedwait (&(cond), &(mutex), &(to)) 119#define X_COND_TIMEDWAIT(cond,mutex,to) pthread_cond_timedwait (&(cond), &(mutex), &(to))
110 120
111typedef pthread_t xthread_t; 121typedef pthread_t xthread_t;
112#define X_THREAD_PROC(name) static void *name (void *thr_arg) 122#define X_THREAD_PROC(name) static void *name (void *thr_arg)
113#define X_THREAD_ATFORK(prepare,parent,child) pthread_atfork (prepare, parent, child) 123#define X_THREAD_ATFORK(prepare,parent,child) pthread_atfork (prepare, parent, child)
114 124
… …
116#ifndef PTHREAD_STACK_MIN 126#ifndef PTHREAD_STACK_MIN
117# define PTHREAD_STACK_MIN 0 127# define PTHREAD_STACK_MIN 0
118#endif 128#endif
119 129
120#ifndef X_STACKSIZE 130#ifndef X_STACKSIZE
121# define X_STACKSIZE sizeof (long) * 4096 131# define X_STACKSIZE sizeof (void *) * 4096
122#endif 132#endif
123 133
124static int 134static int
125thread_create (xthread_t *tid, void *(*proc)(void *), void *arg) 135thread_create (xthread_t *tid, void *(*proc)(void *), void *arg)
126{ 136{

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