sysdeps/unix/sysv/linux/bits/sigstksz.h

   1 /* Definition of MINSIGSTKSZ and SIGSTKSZ.  Linux version.
   2    Copyright (C) 2020-2024 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   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, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #ifndef _SIGNAL_H
  20 # error "Never include <bits/sigstksz.h> directly; use <signal.h> instead."
  21 #endif
  22
  23 #if defined __USE_DYNAMIC_STACK_SIZE && __USE_DYNAMIC_STACK_SIZE
  24 # include <unistd.h>
  25
  26 /* Default stack size for a signal handler: sysconf (SC_SIGSTKSZ).  */
  27 # undef SIGSTKSZ
  28 # define SIGSTKSZ sysconf (_SC_SIGSTKSZ)
  29
  30 /* Minimum stack size for a signal handler: SIGSTKSZ.  */
  31 # undef MINSIGSTKSZ
  32 # define MINSIGSTKSZ SIGSTKSZ
  33 #endif