15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)/* 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * pthread_attr_getdetachstate.c 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * Description: 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * This translation unit implements operations on thread attribute objects. 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * -------------------------------------------------------------------------- 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * Pthreads-win32 - POSIX Threads Library for Win32 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * Copyright(C) 1998 John E. Bossom 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * Copyright(C) 1999,2005 Pthreads-win32 contributors 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * Contact Email: rpj@callisto.canberra.edu.au 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * The current list of contributors is contained 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * in the file CONTRIBUTORS included with the source 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * code distribution. The list can also be seen at the 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * following World Wide Web location: 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * http://sources.redhat.com/pthreads-win32/contributors.html 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * This library is free software; you can redistribute it and/or 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * modify it under the terms of the GNU Lesser General Public 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * License as published by the Free Software Foundation; either 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * version 2 of the License, or (at your option) any later version. 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * This library is distributed in the hope that it will be useful, 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * but WITHOUT ANY WARRANTY; without even the implied warranty of 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * Lesser General Public License for more details. 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * You should have received a copy of the GNU Lesser General Public 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * License along with this library in the file COPYING.LIB; 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * if not, write to the Free Software Foundation, Inc., 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) */ 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "pthread.h" 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "implement.h" 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)pthread_attr_getdetachstate (const pthread_attr_t * attr, int *detachstate) 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /* 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * ------------------------------------------------------ 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * DOCPUBLIC 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * This function determines whether threads created with 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 'attr' will run detached. 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * PARAMETERS 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * attr 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * pointer to an instance of pthread_attr_t 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * detachstate 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * pointer to an integer into which is returned one 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * of: 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * PTHREAD_CREATE_JOINABLE 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * Thread ID is valid, must be joined 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * PTHREAD_CREATE_DETACHED 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * Thread ID is invalid, cannot be joined, 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * canceled, or modified 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * DESCRIPTION 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * This function determines whether threads created with 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 'attr' will run detached. 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * NOTES: 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 1) You cannot join or cancel detached threads. 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * RESULTS 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 0 successfully retrieved detach state, 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * EINVAL 'attr' is invalid 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * ------------------------------------------------------ 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) */ 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles){ 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (ptw32_is_attr (attr) != 0 || detachstate == NULL) 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) { 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return EINVAL; 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) *detachstate = (*attr)->detachstate; 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return 0; 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 87