1: /* Copyright (C) 2002, 2003, 2006 Free Software Foundation, Inc.
    2:    This file is part of the GNU C Library.
    3:    Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
    4: 
    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
    7:    License as published by the Free Software Foundation; either
    8:    version 2.1 of the License, or (at your option) any later version.
    9: 
   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.
   14: 
   15:    You should have received a copy of the GNU Lesser General Public
   16:    License along with the GNU C Library; if not, write to the Free
   17:    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   18:    02111-1307 USA.  */
   19: 
   20: #include <assert.h>
   21: #include <errno.h>
   22: #include <limits.h>
   23: #include "pthreadP.h"
   24: 
   25: #ifndef NEW_VERNUM
   26: # define NEW_VERNUM GLIBC_2_3_3
   27: #endif
   28: 
   29: 
   30: int
   31: __pthread_attr_setstacksize (attr, stacksize)
   32:      pthread_attr_t *attr;
   33:      size_t stacksize;
   34: {
   35:   struct pthread_attr *iattr;
   36: 
   37:   assert (sizeof (*attr) >= sizeof (struct pthread_attr));
   38:   iattr = (struct pthread_attr *) attr;
   39: 
   40:   /* Catch invalid sizes.  */
   41:   if (stacksize < PTHREAD_STACK_MIN)
   42:     return EINVAL;
   43: 
   44:   iattr->stacksize = stacksize;
   45: 
   46:   return 0;
   47: }
   48: 
   49: #if PTHREAD_STACK_MIN == 16384
   50: strong_alias (__pthread_attr_setstacksize, pthread_attr_setstacksize)
   51: #else
   52: # include <shlib-compat.h>
   53: versioned_symbol (libpthread, __pthread_attr_setstacksize,
   54:                   pthread_attr_setstacksize, NEW_VERNUM);
   55: 
   56: # if SHLIB_COMPAT(libpthread, GLIBC_2_1, NEW_VERNUM)
   57: 
   58: int
   59: __old_pthread_attr_setstacksize (pthread_attr_t *attr, size_t stacksize)
   60: {
   61:   struct pthread_attr *iattr;
   62: 
   63:   assert (sizeof (*attr) >= sizeof (struct pthread_attr));
   64:   iattr = (struct pthread_attr *) attr;
   65: 
   66:   /* Catch invalid sizes.  */
   67:   if (stacksize < 16384)
   68:     return EINVAL;
   69: 
   70: #  ifdef STACKSIZE_ADJUST
   71:   STACKSIZE_ADJUST;
   72: #  endif
   73: 
   74:   iattr->stacksize = stacksize;
   75: 
   76:   return 0;
   77: }
   78: 
   79: compat_symbol (libpthread, __old_pthread_attr_setstacksize,
   80:                pthread_attr_setstacksize, GLIBC_2_1);
   81: # endif
   82: 
   83: #endif