1 /* Slightly more portable version of <sys/select.h>.
3 Copyright (C) 2006-2018 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
20 #if !defined(GDB_SELECT_H)
23 #ifdef HAVE_SYS_SELECT_H
24 #include <sys/select.h>
26 #include "gdb_sys_time.h"
33 extern int gdb_select (int n, fd_set *readfds, fd_set *writefds,
34 fd_set *exceptfds, struct timeval *timeout);
36 /* Convenience wrapper around gdb_select that returns -1/EINTR if
37 set_quit_flag is set, either on entry or from a signal handler or
38 from a different thread while select is blocked. The quit flag is
39 not cleared on exit -- the caller is responsible to check it with
40 check_quit_flag or QUIT.
42 Note this does NOT return -1/EINTR if any signal handler other than
43 SIGINT runs, nor if the current SIGINT handler does not call
45 extern int interruptible_select (int n,
49 struct timeval *timeout);
51 #endif /* !defined(GDB_SELECT_H) */