2 * pthread_attr_setstacksize.c
5 * This translation unit implements operations on thread attribute objects.
7 * --------------------------------------------------------------------------
9 * Pthreads-win32 - POSIX Threads Library for Win32
10 * Copyright(C) 1998 John E. Bossom
11 * Copyright(C) 1999,2005 Pthreads-win32 contributors
13 * Contact Email: rpj@callisto.canberra.edu.au
15 * The current list of contributors is contained
16 * in the file CONTRIBUTORS included with the source
17 * code distribution. The list can also be seen at the
18 * following World Wide Web location:
19 * http://sources.redhat.com/pthreads-win32/contributors.html
21 * This library is free software; you can redistribute it and/or
22 * modify it under the terms of the GNU Lesser General Public
23 * License as published by the Free Software Foundation; either
24 * version 2 of the License, or (at your option) any later version.
26 * This library is distributed in the hope that it will be useful,
27 * but WITHOUT ANY WARRANTY; without even the implied warranty of
28 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
29 * Lesser General Public License for more details.
31 * You should have received a copy of the GNU Lesser General Public
32 * License along with this library in the file COPYING.LIB;
33 * if not, write to the Free Software Foundation, Inc.,
34 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
38 #include "implement.h"
42 pthread_attr_setstacksize (pthread_attr_t * attr, size_t stacksize)
44 * ------------------------------------------------------
46 * This function specifies the size of the stack on
47 * which threads created with 'attr' will run.
51 * pointer to an instance of pthread_attr_t
54 * stack size, in bytes.
58 * This function specifies the size of the stack on
59 * which threads created with 'attr' will run.
62 * 1) Function supported only if this macro is
65 * _POSIX_THREAD_ATTR_STACKSIZE
67 * 2) Find the default first (using
68 * pthread_attr_getstacksize), then increase
71 * 3) Only use if thread needs more than the
75 * 0 successfully set stack size,
76 * EINVAL 'attr' is invalid or stacksize too
78 * ENOSYS function not supported
80 * ------------------------------------------------------
83 #if defined(_POSIX_THREAD_ATTR_STACKSIZE)
85 #if PTHREAD_STACK_MIN > 0
87 /* Verify that the stack size is within range. */
88 if (stacksize < PTHREAD_STACK_MIN)
95 if (ptw32_is_attr (attr) != 0)
100 /* Everything is okay. */
101 (*attr)->stacksize = stacksize;
108 #endif /* _POSIX_THREAD_ATTR_STACKSIZE */