lyx: fix for Qt 5.8.

app-office/lyx/lyx-2.2.2.recipe

@@ -15,10 +15,11 @@ cross-referenced PDF, just as readily produced - looks like nothing else."
 HOMEPAGE="http://www.lyx.org"
 LICENSE="GNU GPL v2"
 COPYRIGHT="the lyx community"
-REVISION="2"
+REVISION="3"
 SOURCE_URI="ftp://ftp.lyx.org/pub/lyx/stable/2.2.x/lyx-$portVersion.tar.gz"
 CHECKSUM_SHA256="7f6a0aeeeb7e9b1405e27394d1b7192e4abebba2491e5d0ffc6a4cb993803a45"
 ADDITIONAL_FILES="lyx.rdef.in"
+PATCHES="lyx-$portVersion.patchset"
 
 ARCHITECTURES="?x86_gcc2 ?x86 x86_64"
 SECONDARY_ARCHITECTURES="?x86"

app-office/lyx/patches/lyx-2.2.2.patchset

@@ -0,0 +1,30 @@
+From 40dd98fb1c46e0b9773ff4448d863425c80cdcce Mon Sep 17 00:00:00 2001
+From: Jerome Duval <jerome.duval@gmail.com>
+Date: Fri, 7 Apr 2017 19:20:49 +0200
+Subject: upstream fix for qt 5.8
+
+
+diff --git a/src/frontends/qt4/GuiViewSource.cpp b/src/frontends/qt4/GuiViewSource.cpp
+index d583897..60792dc 100644
+--- a/src/frontends/qt4/GuiViewSource.cpp
++++ b/src/frontends/qt4/GuiViewSource.cpp
+@@ -219,14 +219,9 @@ void ViewSourceWidget::realUpdateView()
+ 	if (changed && !texrow_.get()) {
+ 		// position-to-row is unavailable
+ 		// we jump to the first modification
+-		const QChar * oc = old.constData();
+-		const QChar * nc = qcontent.constData();
++		int length = min(old.length(), qcontent.length());
+ 		int pos = 0;
+-		while (*oc != '\0' && *nc != '\0' && *oc == *nc) {
+-			++oc;
+-			++nc;
+-			++pos;
+-		}
++		for (; pos < length && old.at(pos) == qcontent.at(pos); ++pos) {}
+ 		QTextCursor c = QTextCursor(viewSourceTV->document());
+ 		//get some space below the cursor
+ 		c.setPosition(pos);
+-- 
+2.11.0
+