Move sigwait(3) from libpthread to libc

POSIX wants it in libc, that's where the function can be found on other
systems.  Reported by naddy@, input from naddy@ and guenther@.
"looks ok" guenther@, ok deraadt@

Note: riding the libc/libpthread major cranks earlier today.

1 files changed, 0 insertions, 75 deletions

diff --git a/lib/librthread/rthread_sig.c b/lib/librthread/rthread_sig.c
deleted file mode 100644
index 65d193cbf58..00000000000
--- a/lib/librthread/rthread_sig.c
+++ /dev/null
@@ -1,75 +0,0 @@
-/*	$OpenBSD: rthread_sig.c,v 1.18 2016/05/07 19:05:22 guenther Exp $ */
-/*
- * Copyright (c) 2005 Ted Unangst <tedu@openbsd.org>
- * All Rights Reserved.
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-/*
- * signals
- */
-
-#include <signal.h>
-#include <errno.h>
-
-#include <pthread.h>
-
-#include "rthread.h"
-#include "cancel.h"		/* in libc/include */
-
-int
-sigwait(const sigset_t *set, int *sig)
-{
-	sigset_t s = *set;
-	int ret;
-
-	sigdelset(&s, SIGTHR);
-	do {
-		ENTER_CANCEL_POINT(1);
-		ret = __thrsigdivert(s, NULL, NULL);
-		LEAVE_CANCEL_POINT(ret == -1);
-	} while (ret == -1 && errno == EINTR);
-	if (ret == -1)
-		return (errno);
-	*sig = ret;
-	return (0);
-}
-
-#if 0		/* need kernel to fill in more siginfo_t bits first */
-int
-sigwaitinfo(const sigset_t *set, siginfo_t *info)
-{
-	sigset_t s = *set;
-	int ret;
-
-	sigdelset(&s, SIGTHR);
-	ENTER_CANCEL_POINT(1);
-	ret = __thrsigdivert(s, info, NULL);
-	LEAVE_CANCEL_POINT(ret == -1);
-	return (ret);
-}
-
-int
-sigtimedwait(const sigset_t *set, siginfo_t *info,
-    const struct timespec *timeout)
-{
-	sigset_t s = *set;
-	int ret;
-
-	sigdelset(&s, SIGTHR);
-	ENTER_CANCEL_POINT(1);
-	ret = __thrsigdivert(s, info, timeout);
-	LEAVE_CANCEL_POINT(ret == -1);
-	return (ret);
-}
-#endif