fix crash on kernels without swap support. patch courtesy Seneca Cunningham

2 files changed, 9 insertions, 2 deletions

diff --git a/ChangeLog b/ChangeLog
index f2c8b4c..d2c386c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,25 +1,26 @@
         2005-??-??Opie 1.2.1
         
         
         New Features
         ------------
-        * OpieStumbler: New application (skyhusker)
+        * OpieStumbler: Scans WiFi networks using the wireless extension scanning (skyhusker)
 
         Fixed Bugs
         ----------
                 * #1535- Missing line break and unnecessary location shown with Today-Calendar plugin (deller)
         * #1565 - crash-fix in odevice.cpp while scanning the distribution table (deller)
         * #1614 - Make Opie-console start in $HOME instead of / (skyhusker)
                 * n.a.- always show volume and wireless applet popups inside visible screen (deller)
         * n.a.  - scale O-Menu-Applets appropriately (mickeyl)
                 * n.a.- libopienet: fix bugs in wireless scanning and setting SSID (skyhusker)
                 * n.a.- Wellenreiter: relax WE version matching test a bit (mickeyl)
                 * n.a.- scale BluezApplet appropriately (mickeyl)
+                * n.a.- memoryapplet: fix crash in memoryapplet on kernels without swap support (seneca cunningham)
 
         Internal
         --------
         * make BluezApplet use OTaskbarApplet (mickeyl)
 
         2005-03-25Opie 1.2.0
 
         Fixed Bugs
diff --git a/noncore/applets/memoryapplet/swapfile.cpp b/noncore/applets/memoryapplet/swapfile.cpp
index 4609c13..50c173b 100644
--- a/noncore/applets/memoryapplet/swapfile.cpp
+++ b/noncore/applets/memoryapplet/swapfile.cpp
@@ -1,12 +1,13 @@
 /**********************************************************************
 ** Copyright (C) 2000 Trolltech AS.  All rights reserved.
+** Copyright (C) 2002-2005 the Opie Team <opie-devel@handhelds.org>
 **
-** This file is part of Qtopia Environment.
+** This file is part of Opie Environment.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
@@ -51,16 +52,21 @@ using namespace Opie::Core;
 #include <sys/vfs.h>
 #include <mntent.h>
 #include <unistd.h>
 #include <sys/types.h>
 
 Swapfile::Swapfile( QWidget *parent, const char *name, WFlags f )
     : QWidget( parent, name, f )
 {
+        if ( !QFile::exists( "/proc/swaps" ) )
+        {
+                QLabel *text = new QLabel( tr( "Swap disabled in kernel" ), this );
+                return;
+        }
         // are we running as root?
         isRoot = geteuid() == 0;
 
         QVBoxLayout* vb = new QVBoxLayout(this, 5);
 
         QHButtonGroup* cfsdRBG = new QHButtonGroup(tr("Swapfile location"), this);
         cfsdRBG->setRadioButtonExclusive(true);
         vb->addWidget(cfsdRBG);