6 /* Copyright (C) 1997,1998,2000,2001, 2002 Free Software Foundation, Inc.
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 #include "libguile/__scm.h"
27 /* Needed for FD_SET on some systems. */
28 #include <sys/types.h>
30 #if SCM_HAVE_SYS_SELECT_H
31 # include <sys/select.h>
34 #if SCM_HAVE_WINSOCK2_H
35 # include <winsock2.h>
40 #define SELECT_TYPE fd_set
41 #define SELECT_SET_SIZE FD_SETSIZE
45 /* Define the macros to access a single-int bitmap of descriptors. */
46 #define SELECT_SET_SIZE 32
47 #define SELECT_TYPE int
48 #define FD_SET(n, p) (*(p) |= (1 << (n)))
49 #define FD_CLR(n, p) (*(p) &= ~(1 << (n)))
50 #define FD_ISSET(n, p) (*(p) & (1 << (n)))
51 #define FD_ZERO(p) (*(p) = 0)
53 #endif /* no FD_SET */
55 SCM_API
int scm_internal_select (int fds
,
59 struct timeval
*timeout
);
61 #if SCM_USE_COOP_THREADS
63 SCM_API
int scm_I_am_dead
;
65 SCM_API
void scm_error_revive_threads (void);
67 #endif /* SCM_USE_COOP_THREADS */
69 SCM_API
void scm_init_iselect (void);
71 #endif /* SCM_ISELECT_H */