semtimedop implementation for Linux/m68k.
[glibc.git] / linuxthreads / alloca_cutoff.c
blobca064b3bb6bee52473d06775aca439d07c137b45
1 /* Determine whether block of given size can be allocated on the stack or not.
2 Copyright (C) 2002, 2003 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public License as
7 published by the Free Software Foundation; either version 2.1 of the
8 License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; see the file COPYING.LIB. If not,
17 write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA. */
20 #include <alloca.h>
21 #include <stdlib.h>
22 #include <sys/param.h>
23 #include "internals.h"
24 #include <sysdep-cancel.h>
26 int
27 __libc_alloca_cutoff (size_t size)
29 if (! SINGLE_THREAD_P)
31 pthread_descr self = thread_self ();
32 return size <= LIBC_THREAD_GETMEM (self, p_alloca_cutoff);
35 return size <= __MAX_ALLOCA_CUTOFF;