diff options
Diffstat (limited to 'pthreads/pthread_attr_getstackaddr.c')
-rw-r--r-- | pthreads/pthread_attr_getstackaddr.c | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/pthreads/pthread_attr_getstackaddr.c b/pthreads/pthread_attr_getstackaddr.c new file mode 100644 index 000000000..9b5595928 --- /dev/null +++ b/pthreads/pthread_attr_getstackaddr.c @@ -0,0 +1,97 @@ +/* + * pthread_attr_getstackaddr.c + * + * Description: + * This translation unit implements operations on thread attribute objects. + * + * -------------------------------------------------------------------------- + * + * 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" + +/* ignore warning "unreferenced formal parameter" */ +#ifdef _MSC_VER +#pragma warning( disable : 4100 ) +#endif + +int +pthread_attr_getstackaddr (const pthread_attr_t * attr, void **stackaddr) + /* + * ------------------------------------------------------ + * DOCPUBLIC + * This function determines the address of the stack + * on which threads created with 'attr' will run. + * + * PARAMETERS + * attr + * pointer to an instance of pthread_attr_t + * + * stackaddr + * pointer into which is returned the stack address. + * + * + * DESCRIPTION + * This function determines the address of the stack + * on which threads created with 'attr' will run. + * + * NOTES: + * 1) Function supported only if this macro is + * defined: + * + * _POSIX_THREAD_ATTR_STACKADDR + * + * 2) Create only one thread for each stack + * address.. + * + * RESULTS + * 0 successfully retreived stack address, + * EINVAL 'attr' is invalid + * ENOSYS function not supported + * + * ------------------------------------------------------ + */ +{ +#if defined( _POSIX_THREAD_ATTR_STACKADDR ) + + if (ptw32_is_attr (attr) != 0) + { + return EINVAL; + } + + *stackaddr = (*attr)->stackaddr; + return 0; + +#else + + return ENOSYS; + +#endif /* _POSIX_THREAD_ATTR_STACKADDR */ +} |