diff options
Diffstat (limited to 'libc/sysdeps/linux/sparc/bits/select.h')
-rw-r--r-- | libc/sysdeps/linux/sparc/bits/select.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/sparc/bits/select.h b/libc/sysdeps/linux/sparc/bits/select.h new file mode 100644 index 000000000..4513135af --- /dev/null +++ b/libc/sysdeps/linux/sparc/bits/select.h @@ -0,0 +1,35 @@ +/* Copyright (C) 1997, 1998 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 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. */ + +#ifndef _SYS_SELECT_H +# error "Never use <bits/select.h> directly; include <sys/select.h> instead." +#endif + + +/* We don't use `memset' because this would require a prototype and + the array isn't too big. */ +#define __FD_ZERO(s) \ + do { \ + unsigned int __i; \ + __fd_set *__arr = (s); \ + for (__i = 0; __i < sizeof (__fd_set) / sizeof (__fd_mask); ++__i) \ + __FDS_BITS (__arr)[__i] = 0; \ + } while (0) +#define __FD_SET(d, s) (__FDS_BITS (s)[__FDELT(d)] |= __FDMASK(d)) +#define __FD_CLR(d, s) (__FDS_BITS (s)[__FDELT(d)] &= ~__FDMASK(d)) +#define __FD_ISSET(d, s) ((__FDS_BITS (s)[__FDELT(d)] & __FDMASK(d)) != 0) |