glibc/sysdeps/unix/sysv/sysv4/sigset-cvt-mask.h

34 lines
1.4 KiB
C

/* Convert between lowlevel sigmask and libc representation of sigset_t.
SysVr4 version.
Copyright (C) 1998 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Joe Keane <jgk@jgk.org>.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define sigset_set_old_mask(set, mask) \
do { \
unsigned long int *__ptr; \
__ptr = &(set)->__sigbits[0]; \
__ptr[0] = (mask); \
__ptr[1] = 0ul; \
__ptr[2] = 0ul; \
__ptr[3] = 0ul; \
} while (0)
#define sigset_get_old_mask(set, mask) \
((mask) = (unsigned int) (set)->__sigbits[0])