fixed bz#1671999, backported from upstream

added test for XML output with an empty TOC

doxygen-1.8.15-handle_empty_TOC_in_XML_output.patch

@@ -0,0 +1,27 @@
+commit cfe381e3ee55b8291faeea55fe3b67bb9e545d60
+Author: Vladimír Vondruš <mosra@centrum.cz>
+Date:   Sat Dec 29 21:52:39 2018 +0100
+
+    Properly handle empty TOC in XML output.
+    
+    Caused the test (079) to fail with a SIGSEGV, but larger projects exit
+    with a success return code and the generated XML is either truncated or
+    empty. Weird.
+
+diff --git a/src/xmlgen.cpp b/src/xmlgen.cpp
+index bacf4d41..033e611f 100644
+--- a/src/xmlgen.cpp
++++ b/src/xmlgen.cpp
+@@ -1818,10 +1818,10 @@ static void generateXMLForPage(PageDef *pd,FTextStream &ti,bool isExample)
+     }
+   }
+   writeInnerPages(pd->getSubPages(),t);
+-  if (pd->localToc().isXmlEnabled())
++  SectionDict *sectionDict = pd->getSectionDict();
++  if (pd->localToc().isXmlEnabled() && sectionDict)
+   {
+     t << "    <tableofcontents>" << endl;
+-    SectionDict *sectionDict = pd->getSectionDict();
+     SDict<SectionInfo>::Iterator li(*sectionDict);
+     SectionInfo *si;
+     int level=1,l;

doxygen-1.8.15-test_for_XML_output_with_an_empty_TOC.patch

@@ -0,0 +1,42 @@
+commit e26a5b8eed8a012e6a400f1ed6baf27980668b53
+Author: Vladimír Vondruš <mosra@centrum.cz>
+Date:   Sat Dec 29 21:30:51 2018 +0100
+
+    testing: add a test for XML output with an empty TOC.
+    
+    Fails, in particular causes Doxygen to produce an empty (or truncated)
+    XML file but returning with a success error code.
+
+diff --git a/testing/079/empty.xml b/testing/079/empty.xml
+new file mode 100644
+index 00000000..3e1d6915
+--- /dev/null
++++ b/testing/079/empty.xml
+@@ -0,0 +1,12 @@
++<?xml version="1.0" encoding="UTF-8" standalone="no"?>
++<doxygen xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="compound.xsd" version="">
++  <compounddef id="empty" kind="page">
++    <compoundname>empty</compoundname>
++    <title>An empty page</title>
++    <briefdescription>
++    </briefdescription>
++    <detaileddescription>
++<para>With an empty TOC. </para>
++    </detaileddescription>
++  </compounddef>
++</doxygen>
+diff --git a/testing/079_tableofcontents.dox b/testing/079_tableofcontents.dox
+new file mode 100644
+index 00000000..499771d7
+--- /dev/null
++++ b/testing/079_tableofcontents.dox
+@@ -0,0 +1,9 @@
++// objective: test TOC generation for an empty page
++// check: empty.xml
++/**
++@page empty An empty page
++
++@tableofcontents
++
++With an empty TOC.
++*/

doxygen.spec

@@ -8,7 +8,7 @@ Summary: A documentation system for C/C++
 Name:    doxygen
 Epoch:   1
 Version: 1.8.15
-Release: 2%{?dist}
+Release: 3%{?dist}
 
 # No version is specified.
 License: GPL+
@@ -19,6 +19,8 @@ Source1: doxywizard.png
 Source2: doxywizard.desktop
 
 # upstream patches
+Patch0: doxygen-1.8.15-handle_empty_TOC_in_XML_output.patch
+Patch1: doxygen-1.8.15-test_for_XML_output_with_an_empty_TOC.patch
 
 BuildRequires: gcc-c++ gcc
 BuildRequires: perl-interpreter
@@ -182,6 +184,10 @@ make tests -C %{_target_platform}
 %endif
 
 %changelog
+* Tue Feb 05 2019 Than Ngo <than@redhat.com> - 1:1.8.15-3
+- fixed bz#1671999, backported from upstream
+- added test for XML output with an empty TOC
+
 * Thu Jan 31 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1:1.8.15-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild