FastParser.cxx changes

If custom entity list is empty, custon entities by unicode value have to keep working.

Succefully loaded:
<?xml version="1.0" encoding="UTF-8"?>
<math xmlns="http://www.w3.org/1998/Math/MathML" display="block">
 <semantics>
  <mi>&#x3C3;</mi>
  <mi>&#x221E;</mi>
  <mi>&sigma;</mi>
  <mi>&infin;</mi>
 </semantics>
</math>

Change-Id: I46cc5b04bd91d1aaadf3f99cb2079325bb0d08cf
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/107498
Tested-by: Jenkins
Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>

sax/source/fastparser/fastparser.cxx

@@ -933,7 +933,6 @@ void FastSaxParserImpl::setNamespaceHandler( const Reference< XFastNamespaceHand
     maData.mxNamespaceHandler = Handler;
 }
 
-#include <stdio.h>
 void FastSaxParserImpl::setCustomEntityNames( const ::css::uno::Sequence< ::rtl::OUString >& names, const ::css::uno::Sequence< ::rtl::OUString >& replacements )
 {
     mEntityNames = names;
@@ -1372,16 +1371,17 @@ xmlEntityPtr FastSaxParserImpl::callbackGetEntity( const xmlChar *name )
     int lname = strlen(dname);
     if( lname == 0 )
         return xmlGetPredefinedEntity(name);
-    if( !mEntityNames.hasElements() )
-        return xmlGetPredefinedEntity(name);
-    for( size_t i = 0; i < mEntityNames.size(); ++i )
+    if (mEntityNames.hasElements())
     {
-        if( mEntityNames[i].compareToAscii(dname) == 0 )
+        for (size_t i = 0; i < mEntityNames.size(); ++i)
         {
-            return xmlNewEntity( nullptr,
-                name,
-                XML_INTERNAL_GENERAL_ENTITY, nullptr, nullptr,
-                BAD_CAST(OUStringToOString(mEntityReplacements[i],RTL_TEXTENCODING_UTF8).getStr()));
+            if (mEntityNames[i].compareToAscii(dname) == 0)
+            {
+                return xmlNewEntity(
+                    nullptr, name, XML_INTERNAL_GENERAL_ENTITY, nullptr, nullptr,
+                    BAD_CAST(
+                        OUStringToOString(mEntityReplacements[i], RTL_TEXTENCODING_UTF8).getStr()));
+            }
         }
     }
     if( lname < 2 )

starmath/source/mathmlattr.hxx

@@ -13,7 +13,6 @@
 #include <rtl/ustring.hxx>
 #include <sal/types.h>
 #include <tools/fract.hxx>
-#include "xparsmlbase.hxx"
 
 // MathML 3: 2.1.5.1 Syntax notation used in the MathML specification
 // <https://www.w3.org/TR/MathML/chapter2.html#id.2.1.5.1>

starmath/source/mathmlimport.cxx

@@ -63,6 +63,7 @@ one go*/
 #include <memory>
 
 #include "mathmlattr.hxx"
+#include "xparsmlbase.hxx"
 #include "mathmlimport.hxx"
 #include <document.hxx>
 #include <smdll.hxx>