Add a workaround patch which fixes segfault-on-exit in various applications

in -STABLE and 5.x-Release (-CURRENT is not affected).

Patch by: Frerich Raabe <raabe@kde.org>
PR: 59552 (related)

1 files changed, 134 insertions, 0 deletions

diff --git a/x11/kdelibs3/files/patch-kdefx_kstyle.cpp b/x11/kdelibs3/files/patch-kdefx_kstyle.cpp
new file mode 100644
index 0000000..27106d2
--- /dev/null
+++ b/x11/kdelibs3/files/patch-kdefx_kstyle.cpp
@@ -0,0 +1,134 @@
+--- kdefx/kstyle.cpp.orig	19 Jun 2004 15:00:06 -0000	1.49
++++ kdefx/kstyle.cpp	19 Jun 2004 15:07:47 -0000
+@@ -158,12 +158,16 @@ struct KStylePrivate
+ 	float menuOpacity;
+ 
+ 	TransparencyEngine   transparencyEngine;
+ 	KStyle::KStyleScrollBarType  scrollbarType;
+ 	TransparencyHandler* menuHandler;
+ 	KStyle::KStyleFlags flags;
++	
++	//For KPE_ListViewBranch
++	QBitmap *verticalLine;
++	QBitmap *horizontalLine;
+ };
+ 
+ // -----------------------------------------------------------------------------
+ 
+ 
+ KStyle::KStyle( KStyleFlags flags, KStyleScrollBarType sbtype )
+@@ -206,23 +210,28 @@ KStyle::KStyle( KStyleFlags flags, KStyl
+ 			// Create an instance of the menu transparency handler
+ 			d->menuOpacity = settings.readDoubleEntry("/KStyle/Settings/MenuOpacity", 0.90);
+ 			d->menuHandler = new TransparencyHandler(this, d->transparencyEngine,
+ 													 d->menuOpacity, d->menuDropShadow);
+ 		}
+ 	}
++	
++	d->verticalLine   = 0;
++	d->horizontalLine = 0;
+ 
+ 	// Create a transparency handler if only drop shadows are enabled.
+ 	if (!d->menuHandler && d->menuDropShadow)
+ 		d->menuHandler = new TransparencyHandler(this, Disabled, 1.0, d->menuDropShadow);
+ }
+ 
+ 
+ KStyle::~KStyle()
+ {
+-	if (d->menuHandler)
+-		delete d->menuHandler;
++	delete d->verticalLine;
++	delete d->horizontalLine;
++
++	delete d->menuHandler;
+ 
+ 	d->menuHandler = NULL;
+ 	delete d;
+ }
+ 
+ 
+@@ -391,46 +400,40 @@ void KStyle::drawKStylePrimitive( KStyle
+ 			break;
+ 		}
+ 
+ 		case KPE_ListViewBranch: {
+ 			// Typical Windows style listview branch element (dotted line).
+ 
+-			static QBitmap *verticalLine = 0, *horizontalLine = 0;
+-			static QCleanupHandler<QBitmap> qlv_cleanup_bitmap;
+-
+ 			// Create the dotline pixmaps if not already created
+-			if ( !verticalLine )
++			if ( !d->verticalLine )
+ 			{
+ 				// make 128*1 and 1*128 bitmaps that can be used for
+ 				// drawing the right sort of lines.
+-				verticalLine   = new QBitmap( 1, 129, true );
+-				horizontalLine = new QBitmap( 128, 1, true );
++				d->verticalLine   = new QBitmap( 1, 129, true );
++				d->horizontalLine = new QBitmap( 128, 1, true );
+ 				QPointArray a( 64 );
+ 				QPainter p2;
+-				p2.begin( verticalLine );
++				p2.begin( d->verticalLine );
+ 
+ 				int i;
+ 				for( i=0; i < 64; i++ )
+ 					a.setPoint( i, 0, i*2+1 );
+ 				p2.setPen( color1 );
+ 				p2.drawPoints( a );
+ 				p2.end();
+ 				QApplication::flushX();
+-				verticalLine->setMask( *verticalLine );
++				d->verticalLine->setMask( *d->verticalLine );
+ 
+-				p2.begin( horizontalLine );
++				p2.begin( d->horizontalLine );
+ 				for( i=0; i < 64; i++ )
+ 					a.setPoint( i, i*2+1, 0 );
+ 				p2.setPen( color1 );
+ 				p2.drawPoints( a );
+ 				p2.end();
+ 				QApplication::flushX();
+-				horizontalLine->setMask( *horizontalLine );
+-
+-				qlv_cleanup_bitmap.add( &verticalLine );
+-				qlv_cleanup_bitmap.add( &horizontalLine );
++				d->horizontalLine->setMask( *d->horizontalLine );
+ 			}
+ 
+ 			p->setPen( cg.text() );		// cg.dark() is bad for dark color schemes.
+ 
+ 			if (flags & Style_Horizontal)
+ 			{
+@@ -441,13 +444,13 @@ void KStyle::drawKStylePrimitive( KStyle
+ 
+ 				while( point < end )
+ 				{
+ 					int i = 128;
+ 					if ( i+point > end )
+ 						i = end-point;
+-					p->drawPixmap( point, other, *horizontalLine, 0, 0, i, thickness );
++					p->drawPixmap( point, other, *d->horizontalLine, 0, 0, i, thickness );
+ 					point += i;
+ 				}
+ 
+ 			} else {
+ 				int point = r.y();
+ 				int other = r.x();
+@@ -457,13 +460,13 @@ void KStyle::drawKStylePrimitive( KStyle
+ 
+ 				while( point < end )
+ 				{
+ 					int i = 128;
+ 					if ( i+point > end )
+ 						i = end-point;
+-					p->drawPixmap( other, point, *verticalLine, 0, pixmapoffset, thickness, i );
++					p->drawPixmap( other, point, *d->verticalLine, 0, pixmapoffset, thickness, i );
+ 					point += i;
+ 				}
+ 			}
+ 
+ 			break;
+ 		}