Check autoload's "type" argument correctly in bytecomp.el
[emacs.git] / src / sysselect.h
blob0a4f7e3ad96cda918ca3a02a0d10b24cffe2c6cf
1 /* sysselect.h - System-dependent definitions for the select function.
2 Copyright (C) 1995, 2001-2013 Free Software Foundation, Inc.
4 This file is part of GNU Emacs.
6 GNU Emacs is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 GNU Emacs is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
19 #ifndef DOS_NT
20 #include <sys/select.h>
21 #endif
23 /* The w32 build defines select stuff in w32.h, which is included
24 where w32 needs it, but not where sysselect.h is included. The w32
25 definitions in w32.h are incompatible with the below. */
26 #ifndef WINDOWSNT
27 #ifdef FD_SET
28 #ifdef FD_SETSIZE
29 #define MAXDESC FD_SETSIZE
30 #else
31 #define MAXDESC 64
32 #endif
33 #define SELECT_TYPE fd_set
34 #else /* no FD_SET */
35 #define MAXDESC 32
36 #define SELECT_TYPE int
38 /* Define the macros to access a single-int bitmap of descriptors. */
39 #define FD_SET(n, p) (*(p) |= (1 << (n)))
40 #define FD_CLR(n, p) (*(p) &= ~(1 << (n)))
41 #define FD_ISSET(n, p) (*(p) & (1 << (n)))
42 #define FD_ZERO(p) (*(p) = 0)
43 #endif /* no FD_SET */
44 #endif /* not WINDOWSNT */
46 #if !defined (HAVE_SELECT)
47 #define select sys_select
48 #endif
50 #ifdef MSDOS
51 #define pselect sys_select
52 #endif