/* posixselect.h -- wrapper for select(2) includes and definitions */ /* Copyright (C) 2009 Free Software Foundation, Inc. This file is part of GNU Bash, the Bourne Again SHell. Bash is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. Bash is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Bash. If not, see <http://www.gnu.org/licenses/>. */ #ifndef _POSIXSELECT_H_ #define _POSIXSELECT_H_ #if defined (FD_SET) && !defined (HAVE_SELECT) # define HAVE_SELECT 1 #endif #if defined (HAVE_SELECT) # if !defined (HAVE_SYS_SELECT_H) || !defined (M_UNIX) # include <sys/time.h> # endif #endif /* HAVE_SELECT */ #if defined (HAVE_SYS_SELECT_H) # include <sys/select.h> #endif #ifndef USEC_PER_SEC # define USEC_PER_SEC 1000000 #endif #define USEC_TO_TIMEVAL(us, tv) \ do { \ (tv).tv_sec = (us) / USEC_PER_SEC; \ (tv).tv_usec = (us) % USEC_PER_SEC; \ } while (0) #endif /* _POSIXSELECT_H_ */