diff options
Diffstat (limited to 'newlib/libc/include')
| -rw-r--r-- | newlib/libc/include/pthread.h | 47 |
1 files changed, 44 insertions, 3 deletions
diff --git a/newlib/libc/include/pthread.h b/newlib/libc/include/pthread.h index 935de4119..db1f9c1ca 100644 --- a/newlib/libc/include/pthread.h +++ b/newlib/libc/include/pthread.h @@ -34,6 +34,13 @@ extern "C" { #include <sys/sched.h> #include <sys/cdefs.h> +struct _pthread_cleanup_context { + void (*_routine)(void *); + void *_arg; + int _canceltype; + struct _pthread_cleanup_context *_previous; +}; + /* Register Fork Handlers */ int _EXFUN(pthread_atfork,(void (*prepare)(void), void (*parent)(void), void (*child)(void))); @@ -304,9 +311,43 @@ void _EXFUN(pthread_testcancel, (void)); /* Establishing Cancellation Handlers, P1003.1c/Draft 10, p. 184 */ -void _EXFUN(pthread_cleanup_push, - (void (*__routine)( void * ), void *__arg)); -void _EXFUN(pthread_cleanup_pop, (int __execute)); +void _EXFUN(_pthread_cleanup_push, + (struct _pthread_cleanup_context *_context, + void (*_routine)(void *), void *_arg)); + +void _EXFUN(_pthread_cleanup_pop, + (struct _pthread_cleanup_context *_context, + int _execute)); + +/* It is intentional to open and close the scope in two different macros */ +#define pthread_cleanup_push(_routine, _arg) \ + do { \ + struct _pthread_cleanup_context _pthread_clup_ctx; \ + _pthread_cleanup_push(&_pthread_clup_ctx, (_routine), (_arg)) + +#define pthread_cleanup_pop(_execute) \ + _pthread_cleanup_pop(&_pthread_clup_ctx, (_execute)); \ + } while (0) + +#if defined(_GNU_SOURCE) +void _EXFUN(_pthread_cleanup_push_defer, + (struct _pthread_cleanup_context *_context, + void (*_routine)(void *), void *_arg)); + +void _EXFUN(_pthread_cleanup_pop_restore, + (struct _pthread_cleanup_context *_context, + int _execute)); + +/* It is intentional to open and close the scope in two different macros */ +#define pthread_cleanup_push_defer_np(_routine, _arg) \ + do { \ + struct _pthread_cleanup_context _pthread_clup_ctx; \ + _pthread_cleanup_push_defer(&_pthread_clup_ctx, (_routine), (_arg)) + +#define pthread_cleanup_pop_restore_np(_execute) \ + _pthread_cleanup_pop_restore(&_pthread_clup_ctx, (_execute)); \ + } while (0) +#endif /* defined(_GNU_SOURCE) */ #if defined(_POSIX_THREAD_CPUTIME) |