Annotation of OpenXM_contrib2/asir2000/gc/include/gc_pthread_redirects.h, Revision 1.4
1.1 noro 1: /* Our pthread support normally needs to intercept a number of thread */
2: /* calls. We arrange to do that here, if appropriate. */
3:
4: #ifndef GC_PTHREAD_REDIRECTS_H
5:
6: #define GC_PTHREAD_REDIRECTS_H
7:
8: #if defined(GC_SOLARIS_THREADS)
9: /* We need to intercept calls to many of the threads primitives, so */
10: /* that we can locate thread stacks and stop the world. */
11: /* Note also that the collector cannot see thread specific data. */
12: /* Thread specific data should generally consist of pointers to */
13: /* uncollectable objects (allocated with GC_malloc_uncollectable, */
14: /* not the system malloc), which are deallocated using the destructor */
15: /* facility in thr_keycreate. Alternatively, keep a redundant pointer */
16: /* to thread specific data on the thread stack. */
17: # include <thread.h>
18: int GC_thr_create(void *stack_base, size_t stack_size,
19: void *(*start_routine)(void *), void *arg, long flags,
20: thread_t *new_thread);
21: int GC_thr_join(thread_t wait_for, thread_t *departed, void **status);
22: int GC_thr_suspend(thread_t target_thread);
23: int GC_thr_continue(thread_t target_thread);
24: void * GC_dlopen(const char *path, int mode);
25: # define thr_create GC_thr_create
26: # define thr_join GC_thr_join
27: # define thr_suspend GC_thr_suspend
28: # define thr_continue GC_thr_continue
29: #endif /* GC_SOLARIS_THREADS */
30:
31: #if defined(GC_SOLARIS_PTHREADS)
32: # include <pthread.h>
33: # include <signal.h>
34: extern int GC_pthread_create(pthread_t *new_thread,
35: const pthread_attr_t *attr,
36: void * (*thread_execp)(void *), void *arg);
37: extern int GC_pthread_join(pthread_t wait_for, void **status);
38: # define pthread_join GC_pthread_join
39: # define pthread_create GC_pthread_create
40: #endif
41:
42: #if defined(GC_SOLARIS_PTHREADS) || defined(GC_SOLARIS_THREADS)
43: # define dlopen GC_dlopen
44: #endif /* SOLARIS_THREADS || SOLARIS_PTHREADS */
45:
46:
1.3 noro 47: #if !defined(GC_USE_LD_WRAP) && defined(GC_PTHREADS) && !defined(GC_SOLARIS_PTHREADS)
1.1 noro 48: /* We treat these similarly. */
49: # include <pthread.h>
50: # include <signal.h>
51:
52: int GC_pthread_create(pthread_t *new_thread,
53: const pthread_attr_t *attr,
54: void *(*start_routine)(void *), void *arg);
1.4 ! noro 55: #ifndef GC_DARWIN_THREADS
1.1 noro 56: int GC_pthread_sigmask(int how, const sigset_t *set, sigset_t *oset);
1.4 ! noro 57: #endif
1.1 noro 58: int GC_pthread_join(pthread_t thread, void **retval);
59: int GC_pthread_detach(pthread_t thread);
60:
61: # define pthread_create GC_pthread_create
1.4 ! noro 62: #ifndef GC_DARWIN_THREADS
1.1 noro 63: # define pthread_sigmask GC_pthread_sigmask
1.4 ! noro 64: #endif
1.1 noro 65: # define pthread_join GC_pthread_join
66: # define pthread_detach GC_pthread_detach
1.4 ! noro 67: #ifndef GC_DARWIN_THREADS
1.1 noro 68: # define dlopen GC_dlopen
1.4 ! noro 69: #endif
1.1 noro 70:
71: #endif /* GC_xxxxx_THREADS */
72:
73: #endif /* GC_PTHREAD_REDIRECTS_H */
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