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Diffstat (limited to 'include/posixselect.h')
| -rw-r--r-- | include/posixselect.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/include/posixselect.h b/include/posixselect.h new file mode 100644 index 0000000..da6a1ac --- /dev/null +++ b/include/posixselect.h @@ -0,0 +1,47 @@ +/* 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_ */ |