--- linuxthreads/sysdeps/unix/sysv/linux/fatal-prepare.h | 39 +++++++++++++++++++ 1 file changed, 39 insertions(+) --- /dev/null +++ b/linuxthreads/sysdeps/unix/sysv/linux/fatal-prepare.h @@ -0,0 +1,39 @@ +/* Copyright (C) 2003, 2007 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include + +/* We have to completely disable cancellation. assert() must not be a + cancellation point but the implementation uses write() etc. */ +#ifdef SHARED +# include +# define FATAL_PREPARE \ + { \ + int (*fp) (int, int *); \ + fp = __libc_pthread_functions.ptr_pthread_setcancelstate; \ + if (fp != NULL) \ + fp (PTHREAD_CANCEL_DISABLE, NULL); \ + } +#else +# pragma weak pthread_setcancelstate +# define FATAL_PREPARE \ + { \ + if (pthread_setcancelstate != NULL) \ + pthread_setcancelstate (PTHREAD_CANCEL_DISABLE, NULL); \ + } +#endif