vendor/sendmail/8.13.4_1

1 files changed, 0 insertions, 221 deletions

diff --git a/contrib/sendmail/libmilter/signal.c b/contrib/sendmail/libmilter/signal.c
deleted file mode 100644
index d55ab57e9b56..000000000000
--- a/contrib/sendmail/libmilter/signal.c
+++ /dev/null
@@ -1,221 +0,0 @@
-/*
- *  Copyright (c) 1999-2004 Sendmail, Inc. and its suppliers.
- *	All rights reserved.
- *
- * By using this file, you agree to the terms and conditions set
- * forth in the LICENSE file which can be found at the top level of
- * the sendmail distribution.
- *
- */
-
-#include <sm/gen.h>
-SM_RCSID("@(#)$Id: signal.c,v 8.42 2004/08/20 21:10:30 ca Exp $")
-
-#include "libmilter.h"
-
-/*
-**  thread to handle signals
-*/
-
-static smutex_t M_Mutex;
-
-static int MilterStop = MILTER_CONT;
-
-static void	*mi_signal_thread __P((void *));
-static int	 mi_spawn_signal_thread __P((char *));
-
-/*
-**  MI_STOP -- return value of MilterStop
-**
-**	Parameters:
-**		none.
-**
-**	Returns:
-**		value of MilterStop
-*/
-
-int
-mi_stop()
-{
-	return MilterStop;
-}
-/*
-**  MI_STOP_MILTERS -- set value of MilterStop
-**
-**	Parameters:
-**		v -- new value for MilterStop.
-**
-**	Returns:
-**		none.
-*/
-
-void
-mi_stop_milters(v)
-	int v;
-{
-	(void) smutex_lock(&M_Mutex);
-	if (MilterStop < v)
-		MilterStop = v;
-
-	/* close listen socket */
-	mi_closener();
-	(void) smutex_unlock(&M_Mutex);
-}
-/*
-**  MI_CLEAN_SIGNALS -- clean up signal handler thread
-**
-**	Parameters:
-**		none.
-**
-**	Returns:
-**		none.
-*/
-
-void
-mi_clean_signals()
-{
-	(void) smutex_destroy(&M_Mutex);
-}
-/*
-**  MI_SIGNAL_THREAD -- thread to deal with signals
-**
-**	Parameters:
-**		name -- name of milter
-**
-**	Returns:
-**		NULL
-*/
-
-static void *
-mi_signal_thread(name)
-	void *name;
-{
-	int sig, errs;
-	sigset_t set;
-
-	(void) sigemptyset(&set);
-	(void) sigaddset(&set, SIGHUP);
-	(void) sigaddset(&set, SIGTERM);
-
-	/* Handle Ctrl-C gracefully for debugging */
-	(void) sigaddset(&set, SIGINT);
-	errs = 0;
-
-	for (;;)
-	{
-		sig = 0;
-#if defined(SOLARIS) || defined(__svr5__)
-		if ((sig = sigwait(&set)) < 0)
-#else /* defined(SOLARIS) || defined(__svr5__) */
-		if (sigwait(&set, &sig) != 0)
-#endif /* defined(SOLARIS) || defined(__svr5__) */
-		{
-			/* this can happen on OSF/1 (at least) */
-			if (errno == EINTR)
-				continue;
-			smi_log(SMI_LOG_ERR,
-				"%s: sigwait returned error: %d",
-				(char *)name, errno);
-			if (++errs > MAX_FAILS_T)
-			{
-				mi_stop_milters(MILTER_ABRT);
-				return NULL;
-			}
-			continue;
-		}
-		errs = 0;
-
-		switch (sig)
-		{
-		  case SIGHUP:
-		  case SIGTERM:
-			mi_stop_milters(MILTER_STOP);
-			return NULL;
-		  case SIGINT:
-			mi_stop_milters(MILTER_ABRT);
-			return NULL;
-		  default:
-			smi_log(SMI_LOG_ERR,
-				"%s: sigwait returned unmasked signal: %d",
-				(char *)name, sig);
-			break;
-		}
-	}
-	/* NOTREACHED */
-}
-/*
-**  MI_SPAWN_SIGNAL_THREAD -- spawn thread to handle signals
-**
-**	Parameters:
-**		name -- name of milter
-**
-**	Returns:
-**		MI_SUCCESS/MI_FAILURE
-*/
-
-static int
-mi_spawn_signal_thread(name)
-	char *name;
-{
-	sthread_t tid;
-	int r;
-	sigset_t set;
-
-	/* Mask HUP and KILL signals */
-	(void) sigemptyset(&set);
-	(void) sigaddset(&set, SIGHUP);
-	(void) sigaddset(&set, SIGTERM);
-	(void) sigaddset(&set, SIGINT);
-
-	if (pthread_sigmask(SIG_BLOCK, &set, NULL) != 0)
-	{
-		smi_log(SMI_LOG_ERR,
-			"%s: Couldn't mask HUP and KILL signals", name);
-		return MI_FAILURE;
-	}
-	r = thread_create(&tid, mi_signal_thread, (void *)name);
-	if (r != 0)
-	{
-		smi_log(SMI_LOG_ERR,
-			"%s: Couldn't start signal thread: %d",
-			name, r);
-		return MI_FAILURE;
-	}
-	return MI_SUCCESS;
-}
-/*
-**  MI_CONTROL_STARTUP -- startup for thread to handle signals
-**
-**	Parameters:
-**		name -- name of milter
-**
-**	Returns:
-**		MI_SUCCESS/MI_FAILURE
-*/
-
-int
-mi_control_startup(name)
-	char *name;
-{
-
-	if (!smutex_init(&M_Mutex))
-	{
-		smi_log(SMI_LOG_ERR,
-			"%s: Couldn't initialize control pipe mutex", name);
-		return MI_FAILURE;
-	}
-
-	/*
-	**  spawn_signal_thread must happen before other threads are spawned
-	**  off so that it can mask the right signals and other threads
-	**  will inherit that mask.
-	*/
-	if (mi_spawn_signal_thread(name) == MI_FAILURE)
-	{
-		smi_log(SMI_LOG_ERR,
-			"%s: Couldn't spawn signal thread", name);
-		(void) smutex_destroy(&M_Mutex);
-		return MI_FAILURE;
-	}
-	return MI_SUCCESS;
-}