diff options
Diffstat (limited to 'lib/libc/gen/pselect.c')
-rw-r--r-- | lib/libc/gen/pselect.c | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/lib/libc/gen/pselect.c b/lib/libc/gen/pselect.c deleted file mode 100644 index 28066a2..0000000 --- a/lib/libc/gen/pselect.c +++ /dev/null @@ -1,78 +0,0 @@ -/* - * Copyright 2000 Massachusetts Institute of Technology - * - * Permission to use, copy, modify, and distribute this software and - * its documentation for any purpose and without fee is hereby - * granted, provided that both the above copyright notice and this - * permission notice appear in all copies, that both the above - * copyright notice and this permission notice appear in all - * supporting documentation, and that the name of M.I.T. not be used - * in advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. M.I.T. makes - * no representations about the suitability of this software for any - * purpose. It is provided "as is" without express or implied - * warranty. - * - * THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''. M.I.T. DISCLAIMS - * ALL EXPRESS OR IMPLIED WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT - * SHALL M.I.T. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT - * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include "namespace.h" -#include <sys/select.h> -#include <sys/time.h> - -#include <errno.h> -#include <signal.h> -#include "un-namespace.h" - -__weak_reference(__pselect, pselect); - -/* - * Emulate the POSIX 1003.1g-2000 `pselect' interface. This is the - * same as the traditional BSD `select' function, except that it uses - * a timespec rather than a timeval, doesn't modify the timeout argument, - * and allows the user to specify a signal mask to apply during the select. - */ -int -__pselect(int count, fd_set * __restrict rfds, fd_set * __restrict wfds, - fd_set * __restrict efds, const struct timespec * __restrict timo, - const sigset_t * __restrict mask) -{ - sigset_t omask; - struct timeval tvtimo, *tvp; - int rv, sverrno; - - if (timo) { - TIMESPEC_TO_TIMEVAL(&tvtimo, timo); - tvp = &tvtimo; - } else - tvp = 0; - - if (mask != 0) { - rv = _sigprocmask(SIG_SETMASK, mask, &omask); - if (rv != 0) - return rv; - } - - rv = _select(count, rfds, wfds, efds, tvp); - if (mask != 0) { - sverrno = errno; - _sigprocmask(SIG_SETMASK, &omask, (sigset_t *)0); - errno = sverrno; - } - - return rv; -} |