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Date:      Wed, 6 Jan 2010 23:36:15 +0000 (UTC)
From:      Ed Schouten <ed@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-user@freebsd.org
Subject:   svn commit: r201695 - user/ed/utmpx/lib/libc/gen
Message-ID:  <201001062336.o06NaFYb074567@svn.freebsd.org>

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Author: ed
Date: Wed Jan  6 23:36:14 2010
New Revision: 201695
URL: http://svn.freebsd.org/changeset/base/201695

Log:
  Truncate utx.active when (re)booting.
  
  This makes sure utmp entries never survive a reboot.

Modified:
  user/ed/utmpx/lib/libc/gen/pututxline.c

Modified: user/ed/utmpx/lib/libc/gen/pututxline.c
==============================================================================
--- user/ed/utmpx/lib/libc/gen/pututxline.c	Wed Jan  6 23:34:53 2010	(r201694)
+++ user/ed/utmpx/lib/libc/gen/pututxline.c	Wed Jan  6 23:36:14 2010	(r201695)
@@ -181,6 +181,13 @@ utx_active_remove(struct futx *fu)
 }
 
 static void
+utx_active_purge(void)
+{
+
+	truncate(_PATH_UTX_ACTIVE, 0);
+}
+
+static void
 utx_lastlogin_add(const struct futx *fu)
 {
 	int fd;
@@ -253,9 +260,11 @@ pututxline(const struct utmpx *utmpx)
 	
 	switch (fu.fu_type) {
 	case BOOT_TIME:
+	case SHUTDOWN_TIME:
+		utx_active_purge();
+		break;
 	case OLD_TIME:
 	case NEW_TIME:
-	case SHUTDOWN_TIME:
 		break;
 	case USER_PROCESS:
 		utx_active_add(&fu);



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