/* Slightly more portable version of <sys/select.h>.
- Copyright (C) 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
+ Copyright (C) 2006-2019 Free Software Foundation, Inc.
This file is part of GDB.
#ifdef HAVE_SYS_SELECT_H
#include <sys/select.h>
#else
-#include <sys/time.h>
+#include "gdbsupport/gdb_sys_time.h"
#endif
#ifdef USE_WIN32API
extern int gdb_select (int n, fd_set *readfds, fd_set *writefds,
fd_set *exceptfds, struct timeval *timeout);
+/* Convenience wrapper around gdb_select that returns -1/EINTR if
+ set_quit_flag is set, either on entry or from a signal handler or
+ from a different thread while select is blocked. The quit flag is
+ not cleared on exit -- the caller is responsible to check it with
+ check_quit_flag or QUIT.
+
+ Note this does NOT return -1/EINTR if any signal handler other than
+ SIGINT runs, nor if the current SIGINT handler does not call
+ set_quit_flag. */
+extern int interruptible_select (int n,
+ fd_set *readfds,
+ fd_set *writefds,
+ fd_set *exceptfds,
+ struct timeval *timeout);
+
#endif /* !defined(GDB_SELECT_H) */