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+/* Copyright (C) 1996 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA. */
+
+#include <errno.h>
+#include <sys/select.h>
+
+/* Check the first NFDS descriptors each in READFDS (if not NULL) for read
+ readiness, in WRITEFDS (if not NULL) for write readiness, and in EXCEPTFDS
+ (if not NULL) for exceptional conditions. If TIMEOUT is not NULL, time out
+ after waiting the interval specified therein. Returns the number of ready
+ descriptors, or -1 for errors. */
+int
+__pselect (nfds, readfds, writefds, exceptfds, timeout)
+ int nfds;
+ fd_set *readfds;
+ fd_set *writefds;
+ fd_set *exceptfds;
+ struct timespec *timeout;
+{
+ struct timeval tval;
+ int retval;
+
+ /* Change nanosecond number to microseconds. This may loose
+ precision and therefore the `pselect` should be available. But
+ for now it is hardly found. */
+ if (timeout != NULL)
+ TIMESPEC_TO_TIMEVAL (&tval, timeout);
+
+ retval = __select (nfds, readfds, writefds, exceptfds,
+ timeout != NULL ? &tval : NULL);
+
+ /* Change the result back. The remaining time must be made
+ available to the caller. */
+ if (timeout != NULL)
+ TIMEVAL_TO_TIMESPEC (&tval, timeout);
+
+ return retval;
+}
+weak_alias (__pselect, pselect)