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Diffstat (limited to 'pthreads/src/cleanup.c')
| -rw-r--r-- | pthreads/src/cleanup.c | 148 |
1 files changed, 0 insertions, 148 deletions
diff --git a/pthreads/src/cleanup.c b/pthreads/src/cleanup.c deleted file mode 100644 index 381d1e8..0000000 --- a/pthreads/src/cleanup.c +++ /dev/null @@ -1,148 +0,0 @@ -/* - * cleanup.c - * - * Description: - * This translation unit implements routines associated - * with cleaning up threads. - * - * - * -------------------------------------------------------------------------- - * - * Pthreads-win32 - POSIX Threads Library for Win32 - * Copyright(C) 1998 John E. Bossom - * Copyright(C) 1999,2005 Pthreads-win32 contributors - * - * Contact Email: rpj@callisto.canberra.edu.au - * - * The current list of contributors is contained - * in the file CONTRIBUTORS included with the source - * code distribution. The list can also be seen at the - * following World Wide Web location: - * http://sources.redhat.com/pthreads-win32/contributors.html - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library in the file COPYING.LIB; - * if not, write to the Free Software Foundation, Inc., - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA - */ - -#include "pthread.h" -#include "implement.h" - - -/* - * The functions ptw32_pop_cleanup and ptw32_push_cleanup - * are implemented here for applications written in C with no - * SEH or C++ destructor support. - */ - -ptw32_cleanup_t * -ptw32_pop_cleanup (int execute) - /* - * ------------------------------------------------------ - * DOCPUBLIC - * This function pops the most recently pushed cleanup - * handler. If execute is nonzero, then the cleanup handler - * is executed if non-null. - * - * PARAMETERS - * execute - * if nonzero, execute the cleanup handler - * - * - * DESCRIPTION - * This function pops the most recently pushed cleanup - * handler. If execute is nonzero, then the cleanup handler - * is executed if non-null. - * NOTE: specify 'execute' as nonzero to avoid duplication - * of common cleanup code. - * - * RESULTS - * N/A - * - * ------------------------------------------------------ - */ -{ - ptw32_cleanup_t *cleanup; - - cleanup = (ptw32_cleanup_t *) pthread_getspecific (ptw32_cleanupKey); - - if (cleanup != NULL) - { - if (execute && (cleanup->routine != NULL)) - { - - (*cleanup->routine) (cleanup->arg); - - } - - pthread_setspecific (ptw32_cleanupKey, (void *) cleanup->prev); - - } - - return (cleanup); - -} /* ptw32_pop_cleanup */ - - -void -ptw32_push_cleanup (ptw32_cleanup_t * cleanup, - ptw32_cleanup_callback_t routine, void *arg) - /* - * ------------------------------------------------------ - * DOCPUBLIC - * This function pushes a new cleanup handler onto the thread's stack - * of cleanup handlers. Each cleanup handler pushed onto the stack is - * popped and invoked with the argument 'arg' when - * a) the thread exits by calling 'pthread_exit', - * b) when the thread acts on a cancellation request, - * c) or when the thread calls pthread_cleanup_pop with a nonzero - * 'execute' argument - * - * PARAMETERS - * cleanup - * a pointer to an instance of pthread_cleanup_t, - * - * routine - * pointer to a cleanup handler, - * - * arg - * parameter to be passed to the cleanup handler - * - * - * DESCRIPTION - * This function pushes a new cleanup handler onto the thread's stack - * of cleanup handlers. Each cleanup handler pushed onto the stack is - * popped and invoked with the argument 'arg' when - * a) the thread exits by calling 'pthread_exit', - * b) when the thread acts on a cancellation request, - * c) or when the thrad calls pthread_cleanup_pop with a nonzero - * 'execute' argument - * NOTE: pthread_push_cleanup, ptw32_pop_cleanup must be paired - * in the same lexical scope. - * - * RESULTS - * pthread_cleanup_t * - * pointer to the previous cleanup - * - * ------------------------------------------------------ - */ -{ - cleanup->routine = routine; - cleanup->arg = arg; - - cleanup->prev = (ptw32_cleanup_t *) pthread_getspecific (ptw32_cleanupKey); - - pthread_setspecific (ptw32_cleanupKey, (void *) cleanup); - -} /* ptw32_push_cleanup */ |