Commit | Line | Data |
---|---|---|
3ef31cb5 | 1 | /* sysselect.h - System-dependent definitions for the select function. |
0b5538bd | 2 | Copyright (C) 1995, 2002, 2003, 2004, 2005 Free Software Foundation, Inc. |
3ef31cb5 KH |
3 | |
4 | This file is part of GNU Emacs. | |
5 | ||
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 2, or (at your option) | |
9 | any later version. | |
10 | ||
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. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GNU Emacs; see the file COPYING. If not, write to | |
4fc5845f LK |
18 | the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
19 | Boston, MA 02110-1301, USA. */ | |
3ef31cb5 | 20 | |
c924d3ff | 21 | #ifdef HAVE_SYS_SELECT_H |
75440ed4 YM |
22 | #if defined (DARWIN) || defined (MAC_OSX) |
23 | #undef init_process | |
24 | #endif | |
3ef31cb5 | 25 | #include <sys/select.h> |
75440ed4 YM |
26 | #if defined (DARWIN) || defined (MAC_OSX) |
27 | #define init_process emacs_init_process | |
28 | #endif | |
3ef31cb5 KH |
29 | #endif |
30 | ||
31 | #ifdef FD_SET | |
32 | #ifdef FD_SETSIZE | |
33 | #define MAXDESC FD_SETSIZE | |
34 | #else | |
35 | #define MAXDESC 64 | |
36 | #endif | |
37 | #define SELECT_TYPE fd_set | |
38 | #else /* no FD_SET */ | |
39 | #define MAXDESC 32 | |
40 | #define SELECT_TYPE int | |
41 | ||
42 | /* Define the macros to access a single-int bitmap of descriptors. */ | |
43 | #define FD_SET(n, p) (*(p) |= (1 << (n))) | |
44 | #define FD_CLR(n, p) (*(p) &= ~(1 << (n))) | |
45 | #define FD_ISSET(n, p) (*(p) & (1 << (n))) | |
46 | #define FD_ZERO(p) (*(p) = 0) | |
47 | #endif /* no FD_SET */ | |
48 | ||
49 | #if !defined (HAVE_SELECT) || defined (BROKEN_SELECT_NON_X) | |
50 | #define select sys_select | |
51 | #endif | |
ab5796a9 MB |
52 | |
53 | /* arch-tag: 36d05500-8cf6-4847-8e78-6721f18c06ef | |
54 | (do not change this comment) */ |