diff options
author | rpj <rpj> | 2002-02-18 03:16:52 +0000 |
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committer | rpj <rpj> | 2002-02-18 03:16:52 +0000 |
commit | a416ab17ecf9f2cb0f1e3f7bd645a8d1ce690ca2 (patch) | |
tree | 72f776cd64e48824a5578ff7a523bc69097143b4 /sync.c | |
parent | e6f1797e9e9925ae7f9dda54806ef8f52ae3ed07 (diff) |
Major reorganisation of source code; new routine and tests added.
Diffstat (limited to 'sync.c')
-rw-r--r-- | sync.c | 160 |
1 files changed, 2 insertions, 158 deletions
@@ -38,162 +38,6 @@ #include "pthread.h" #include "implement.h" -int -pthread_detach (pthread_t tid) - /* - * ------------------------------------------------------ - * DOCPUBLIC - * This function detaches the given thread. - * - * PARAMETERS - * thread - * an instance of a pthread_t - * - * - * DESCRIPTION - * This function detaches the given thread. You may - * detach the main thread or to detach a joinable thread - * (You should have used pthread_attr_t to create the - * thread as detached!) - * NOTE: detached threads cannot be joined nor canceled; - * storage is freed immediately on termination. - * - * RESULTS - * 0 successfully detached the thread, - * EINVAL thread is not a joinable thread, - * ENOSPC a required resource has been exhausted, - * ESRCH no thread could be found for 'thread', - * - * ------------------------------------------------------ - */ -{ - int result; - if (tid == NULL || - tid->detachState == PTHREAD_CREATE_DETACHED) - { - - result = EINVAL; - - } - else - { - result = 0; - tid->detachState = PTHREAD_CREATE_DETACHED; - } - - return (result); - -} /* pthread_detach */ - -int -pthread_join (pthread_t thread, void **value_ptr) - /* - * ------------------------------------------------------ - * DOCPUBLIC - * This function waits for 'thread' to terminate and - * returns the thread's exit value if 'value_ptr' is not - * NULL. This also detaches the thread on successful - * completion. - * - * PARAMETERS - * thread - * an instance of pthread_t - * - * value_ptr - * pointer to an instance of pointer to void - * - * - * DESCRIPTION - * This function waits for 'thread' to terminate and - * returns the thread's exit value if 'value_ptr' is not - * NULL. This also detaches the thread on successful - * completion. - * NOTE: detached threads cannot be joined or canceled - * - * RESULTS - * 0 'thread' has completed - * EINVAL thread is not a joinable thread, - * ESRCH no thread could be found with ID 'thread', - * ENOENT thread couldn't find it's own valid handle, - * EDEADLK attempt to join thread with self - * - * ------------------------------------------------------ - */ -{ - int result = 0; - pthread_t self; - - self = pthread_self (); - if (self == NULL) - { - return ENOENT; - } - - if (pthread_equal (self, thread) != 0) - { - result = EDEADLK; - } - else if (thread->detachState == PTHREAD_CREATE_DETACHED) - { - result = EINVAL; - } - else - { - /* - * Pthread_join is a cancelation point. - * If we are canceled then our target thread must not be - * detached (destroyed). This is guarranteed because - * pthreadCancelableWait will not return if we - * are canceled. - */ - result = pthreadCancelableWait(thread->threadH); - - if (result == 0) - { - -#if ! defined (__MINGW32__) || defined (__MSVCRT__) - - if (value_ptr != NULL - && !GetExitCodeThread (thread->threadH, (LPDWORD) value_ptr)) - { - result = ESRCH; - } - else - { - /* - * The result of making multiple simultaneous calls to - * pthread_join() specifying the same target is undefined. - */ - ptw32_threadDestroy (thread); - } - -#else /* __MINGW32__ && ! __MSVCRT__ */ - - /* - * If using CRTDLL, the thread may have exited, and endthread - * will have closed the handle. - */ - if (value_ptr != NULL) - { - *value_ptr = thread->exitStatus; - } - - /* - * The result of making multiple simultaneous calls to - * pthread_join() specifying the same target is undefined. - */ - ptw32_threadDestroy (thread); - -#endif /* __MINGW32__ && ! __MSVCRT__ */ - - } - else - { - result = ESRCH; - } - } - - return (result); - -} /* pthread_join */ +#include "pthread_detach.c" +#include "pthread_join.c" |