X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/585a11d609d9bb83dea0b6c1c9dea91161ebe3e3..ba3af1010d452862c384beba48b8dfb8de45c908:/utils/ifacecheck/src/ifacecheck.cpp

diff --git a/utils/ifacecheck/src/ifacecheck.cpp b/utils/ifacecheck/src/ifacecheck.cpp
index 72ecc5226a..1ca155fc56 100644
--- a/utils/ifacecheck/src/ifacecheck.cpp
+++ b/utils/ifacecheck/src/ifacecheck.cpp
@@ -18,6 +18,7 @@
 // for all others, include the necessary headers
 #ifndef WX_PRECOMP
     #include "wx/app.h"
+    #include "wx/crt.h"
 #endif
 
 #include "wx/cmdline.h"
@@ -69,6 +70,22 @@ static const wxCmdLineEntryDesc g_cmdLineDesc[] =
     wxCMD_LINE_DESC_END
 };
 
+class IfaceCheckLog : public wxLog
+{
+public:
+    IfaceCheckLog() {}
+
+    void DoLog(wxLogLevel, const wxString& msg, time_t)
+    {
+        // send all messages to stdout (normal behaviour is to sent them to stderr)
+        wxPrintf(msg);
+        wxPrintf("\n");
+        Flush();
+    }
+
+    wxSUPPRESS_DOLOG_HIDE_WARNING()
+};
+
 class IfaceCheckApp : public wxAppConsole
 {
 public:
@@ -79,10 +96,10 @@ public:
     bool ParsePreprocessorOutput(const wxString& filename);
 
     bool Compare();
-    int CompareClasses(const wxClass* iface, const wxClassPtrArray& api);
-    void FixMethod(const wxString& header, const wxMethod* iface, const wxMethod* api);
+    int CompareClasses(const wxClass* iface, const wxClass* api);
+    bool FixMethod(const wxString& header, const wxMethod* iface, const wxMethod* api);
+    bool StringContainsMethodName(const wxString& str, const wxMethod* m);
 
-    void ShowProgress();
     void PrintStatistics(long secs);
 
     bool IsToProcess(const wxString& headername) const
@@ -115,6 +132,10 @@ int IfaceCheckApp::OnRun()
         wxString::Format("wxWidgets Interface checker utility (built %s against %s)",
                          __DATE__, wxVERSION_STRING));
 
+    // make the output more readable:
+    wxLog::SetActiveTarget(new IfaceCheckLog);
+    wxLog::DisableTimestamp();
+
     // parse the command line...
     bool ok = true;
     wxString preprocFile;
@@ -143,10 +164,10 @@ int IfaceCheckApp::OnRun()
 
             if (parser.Found(DUMP_SWITCH))
             {
-                LogMessage("Dumping real API to '%s'...", API_DUMP_FILE);
+                wxLogMessage("Dumping real API to '%s'...", API_DUMP_FILE);
                 m_gccInterface.Dump(API_DUMP_FILE);
 
-                LogMessage("Dumping interface API to '%s'...", INTERFACE_DUMP_FILE);
+                wxLogMessage("Dumping interface API to '%s'...", INTERFACE_DUMP_FILE);
                 m_doxyInterface.Dump(INTERFACE_DUMP_FILE);
             }
             else
@@ -163,6 +184,7 @@ int IfaceCheckApp::OnRun()
                         m_strToMatch = m_strToMatch.Mid(1, len-2);
                 }
 
+
                 ok = Compare();
             }
 
@@ -183,96 +205,89 @@ int IfaceCheckApp::OnRun()
             // HELP_SWITCH was passed or a syntax error occurred
             return 0;
     }
-
-    return 1;
-}
-
-void IfaceCheckApp::ShowProgress()
-{
-    wxPrint(".");
-    //fflush(stdout);
 }
 
 bool IfaceCheckApp::Compare()
 {
-    const wxClassArray& interface = m_doxyInterface.GetClasses();
+    const wxClassArray& interfaces = m_doxyInterface.GetClasses();
     const wxClass* c;
-    wxClassPtrArray api;
     int mcount = 0, ccount = 0;
 
-    LogMessage("Comparing the interface API to the real API (%d classes to compare)...",
-               interface.GetCount());
+    wxLogMessage("Comparing the interface API to the real API (%d classes to compare)...",
+                 interfaces.GetCount());
 
     if (!m_strToMatch.IsEmpty())
-        LogMessage("Processing only header files matching '%s' expression.", m_strToMatch);
+        wxLogMessage("Processing only header files matching '%s' expression.", m_strToMatch);
 
-    for (unsigned int i=0; i<interface.GetCount(); i++)
+    for (unsigned int i=0; i<interfaces.GetCount(); i++)
     {
         // only compare the methods which are available for the port
         // for which the gcc XML was produced
-        if (interface[i].GetAvailability() != wxPORT_UNKNOWN &&
-            (interface[i].GetAvailability() & m_gccInterface.GetInterfacePort()) == 0) {
+        if (interfaces[i].GetAvailability() != wxPORT_UNKNOWN &&
+            (interfaces[i].GetAvailability() & m_gccInterface.GetInterfacePort()) == 0) {
 
             if (g_verbose)
-                LogMessage("skipping class '%s' since it's not available for the %s port.",
-                           interface[i].GetName(), m_gccInterface.GetInterfacePortName());
+                wxLogMessage("skipping class '%s' since it's not available for the %s port.",
+                           interfaces[i].GetName(), m_gccInterface.GetInterfacePortName());
 
             continue;       // skip this method
         }
 
         // shorten the name of the header so the log file is more readable
         // and also for calling IsToProcess() against it
-        wxString header = wxFileName(interface[i].GetHeader()).GetFullName();
+        wxString header = wxFileName(interfaces[i].GetHeader()).GetFullName();
 
         if (!IsToProcess(header))
             continue;       // skip this one
 
-        wxString cname = interface[i].GetName();
-
-        api.Empty();
+        wxString cname = interfaces[i].GetName();
 
-        // search in the real headers for i-th interface class
-        // for both class cname and cnameBase as in wxWidgets world, most often
+        // search in the real headers for i-th interface class; we search for
+        // both class cname and cnameBase since in wxWidgets world tipically
         // class cname is platform-specific while the real public interface of
         // that class is part of the cnameBase class.
+        /*c = m_gccInterface.FindClass(cname + "Base");
+        if (c) api.Add(c);*/
+
         c = m_gccInterface.FindClass(cname);
-        if (c) api.Add(c);
-        c = m_gccInterface.FindClass(cname + "Base");
-        if (c) api.Add(c);
+        if (!c)
+        {
+            // sometimes the platform-specific class is named "wxGeneric" + cname
+            // or similar:
+            c = m_gccInterface.FindClass("wxGeneric" + cname.Mid(2));
+            if (!c)
+            {
+                c = m_gccInterface.FindClass("wxGtk" + cname.Mid(2));
+            }
+        }
 
-        if (api.GetCount()>0) {
+        if (c) {
 
-            // there is a class with exactly the same name!
-            mcount += CompareClasses(&interface[i], api);
+            // there is a class with the same (logic) name!
+            mcount += CompareClasses(&interfaces[i], c);
 
         } else {
 
-            LogMessage("%s: couldn't find the real interface for the '%s' class",
+            wxLogMessage("%s: couldn't find the real interface for the '%s' class",
                        header, cname);
             ccount++;
         }
     }
 
-    LogMessage("%d methods (%.1f%%) of the interface headers do not exist in the real headers",
-               mcount, (float)(100.0 * mcount/m_doxyInterface.GetMethodCount()));
-    LogMessage("%d classes (%.1f%%) of the interface headers do not exist in the real headers",
-               ccount, (float)(100.0 * ccount/m_doxyInterface.GetClassesCount()));
+    wxLogMessage("%d on a total of %d methods (%.1f%%) of the interface headers do not exist in the real headers",
+               mcount, m_doxyInterface.GetMethodCount(), (float)(100.0 * mcount/m_doxyInterface.GetMethodCount()));
+    wxLogMessage("%d on a total of %d classes (%.1f%%) of the interface headers do not exist in the real headers",
+               ccount, m_doxyInterface.GetClassesCount(), (float)(100.0 * ccount/m_doxyInterface.GetClassesCount()));
 
     return true;
 }
 
-int IfaceCheckApp::CompareClasses(const wxClass* iface, const wxClassPtrArray& api)
+int IfaceCheckApp::CompareClasses(const wxClass* iface, const wxClass* api)
 {
-    wxString searchedclasses;
     const wxMethod *real;
     int count = 0;
 
-    wxASSERT(iface && api.GetCount()>0);
-
-    // build a string with the names of the API classes compared to iface
-    for (unsigned int j=0; j<api.GetCount(); j++)
-        searchedclasses += "/" + api[j]->GetName();
-    searchedclasses.Remove(0, 1);
+    wxASSERT(iface && api);
 
     // shorten the name of the header so the log file is more readable
     wxString header = wxFileName(iface->GetHeader()).GetFullName();
@@ -280,7 +295,6 @@ int IfaceCheckApp::CompareClasses(const wxClass* iface, const wxClassPtrArray& a
     for (unsigned int i=0; i<iface->GetMethodCount(); i++)
     {
         const wxMethod& m = iface->GetMethod(i);
-        int matches = 0;
 
         // only compare the methods which are available for the port
         // for which the gcc XML was produced
@@ -288,144 +302,197 @@ int IfaceCheckApp::CompareClasses(const wxClass* iface, const wxClassPtrArray& a
             (m.GetAvailability() & m_gccInterface.GetInterfacePort()) == 0) {
 
             if (g_verbose)
-                LogMessage("skipping method '%s' since it's not available for the %s port.",
+                wxLogMessage("skipping method '%s' since it's not available for the %s port.",
                            m.GetAsString(), m_gccInterface.GetInterfacePortName());
 
             continue;       // skip this method
         }
 
         // search in the methods of the api classes provided
-        for (unsigned int j=0; j<api.GetCount(); j++)
+        real = api->RecursiveUpwardFindMethod(m, &m_gccInterface);
+
+        // avoid some false positives:
+        if (!real && m.ActsAsDefaultCtor())
         {
-            real = api[j]->FindMethod(m);
-            if (real)
-                matches++;                // there is a real matching prototype! It's ok!
+            // build an artificial default ctor for this class:
+            wxMethod temp(m);
+            temp.GetArgumentTypes().Clear();
+
+            // repeat search:
+            real = api->RecursiveUpwardFindMethod(temp, &m_gccInterface);
         }
 
-        if (matches == 0)
+        // no matches?
+        if (!real)
         {
-            wxMethodPtrArray overloads;
-
-            // try searching for methods with the same name but with
-            // different return type / arguments / qualifiers
-            for (unsigned int j=0; j<api.GetCount(); j++)
-            {
-                wxMethodPtrArray results = api[j]->FindMethodsNamed(m.GetName());
+            bool proceed = true;
+            wxMethodPtrArray overloads =
+                api->RecursiveUpwardFindMethodsNamed(m.GetName(), &m_gccInterface);
+
+            // avoid false positives:
+            for (unsigned int k=0; k<overloads.GetCount(); k++)
+                if (overloads[k]->MatchesExceptForAttributes(m) &&
+                    m.IsDeprecated() && !overloads[k]->IsDeprecated())
+                {
+                    // maybe the iface method is marked as deprecated but the
+                    // real method is not?
+                    wxMethod tmp(*overloads[k]);
+                    tmp.SetDeprecated(true);
 
-                // append "results" array to "overloads"
-                WX_APPEND_ARRAY(overloads, results);
-            }
+                    if (tmp == m)
+                    {
+                        // in this case, we can disregard this warning... the real
+                        // method probably is included in WXWIN_COMPAT sections!
+                        proceed = false;    // skip this method
+                    }
+                }
 
-            if (overloads.GetCount()==0)
-            {
-                /*
-                    TODO: sometimes the interface headers re-document a method
-                          inherited from a base class even if the real header does
-                          not actually re-implement it.
-                          To avoid false positives, we'd need to search in the base classes
-                          of api[] classes and search for a matching method.
-                */
-                LogMessage("%s: real '%s' class has no method '%s'",
-                            header, searchedclasses, m.GetAsString());
-                // we've found no overloads
-            }
-            else
-            {
-                // first, output a warning
-                wxString warning = header;
-                if (overloads.GetCount()>1)
-                    warning += wxString::Format(": in the real headers there are %d overloads of '%s' for "
-                                                "'%s' all with different signatures:\n",
-                                                overloads.GetCount(), m.GetName(), searchedclasses);
-                else
-                    warning += wxString::Format(": in the real headers there is a method '%s' for '%s'"
-                                                " but has different signature:\n",
-                                                m.GetName(), searchedclasses);
+#define HACK_TO_AUTO_CORRECT_ONLY_METHOD_ATTRIBUTES        0
+#if HACK_TO_AUTO_CORRECT_ONLY_METHOD_ATTRIBUTES
+            for (unsigned int k=0; k<overloads.GetCount(); k++)
+                if (overloads[k]->MatchesExceptForAttributes(m))
+                {
+                    // fix default values of results[k]:
+                    wxMethod tmp(*overloads[k]);
+                    tmp.SetArgumentTypes(m.GetArgumentTypes());
 
-                warning += "\tdoxy header: " + m.GetAsString();
-                for (unsigned int j=0; j<overloads.GetCount(); j++)
-                    warning += "\n\treal header: " + overloads[j]->GetAsString();
+                    // modify interface header
+                    if (FixMethod(iface->GetHeader(), &m, &tmp))
+                        wxLogMessage("Adjusted attributes of '%s' method", m.GetAsString());
 
-                wxPrint(warning + "\n");
-                count++;
+                    proceed = false;
+                    break;
+                }
+#endif // HACK_TO_AUTO_CORRECT_ONLY_METHOD_ATTRIBUTES
 
-                if (overloads.GetCount()>1)
+            if (proceed)
+            {
+                if (overloads.GetCount()==0)
                 {
-                    // TODO: decide which of these overloads is the most "similar" to m
-                    //       and eventually modify it
-                    if (m_modify)
-                        wxPrint("\tmanual fix is required\n");
+                    wxLogMessage("%s: real '%s' class and their parents have no method '%s'",
+                                header, api->GetName(), m.GetAsString());
+                    // we've found no overloads
                 }
                 else
                 {
-                    wxASSERT(overloads.GetCount() == 1);
+                    // first, output a warning
+                    wxString warning = header;
+                    if (overloads.GetCount()>1)
+                        warning += wxString::Format(": in the real headers there are %d overloads of '%s' for "
+                                                    "'%s' all with different signatures:\n",
+                                                    overloads.GetCount(), m.GetName(), api->GetName());
+                    else {
+                        warning += wxString::Format(": in the real headers there is a method '%s' for '%s'"
+                                                    " but has different signature:\n",
+                                                    m.GetName(), api->GetName());
+                    }
+
+                    // get a list of the prototypes with _all_ possible attributes:
+                    warning += "\tdoxy header: " + m.GetAsString(true, true, true, true);
+                    for (unsigned int j=0; j<overloads.GetCount(); j++)
+                        warning += "\n\treal header: " + overloads[j]->GetAsString(true, true, true, true);
+
+                    wxLogWarning("%s", warning);
+                    count++;
 
-                    if (m_modify)
+                    if (overloads.GetCount()>1)
+                    {
+                        // TODO: decide which of these overloads is the most "similar" to m
+                        //       and eventually modify it
+                        if (m_modify)
+                            wxLogWarning("\tmanual fix is required");
+                    }
+                    else
                     {
-                        wxPrint("\tfixing it...\n");
+                        wxASSERT(overloads.GetCount() == 1);
 
-                        // try to modify it!
-                        FixMethod(iface->GetHeader(), &m, overloads[0]);
+                        if (m_modify || m.IsCtor())
+                        {
+                            wxLogWarning("\tfixing it...");
+
+                            // try to modify it!
+                            FixMethod(iface->GetHeader(), &m, overloads[0]);
+                        }
                     }
                 }
-            }
 
-            count++;
+                count++;
+            }       // if (proceed)
         }
     }
 
     return count;
 }
 
-void IfaceCheckApp::FixMethod(const wxString& header, const wxMethod* iface, const wxMethod* api)
+bool IfaceCheckApp::StringContainsMethodName(const wxString& str, const wxMethod* m)
+{
+    return str.Contains(m->GetName()) ||
+           (m->IsOperator() && str.Contains("operator"));
+}
+
+bool IfaceCheckApp::FixMethod(const wxString& header, const wxMethod* iface, const wxMethod* api)
 {
+    unsigned int i,j;
     wxASSERT(iface && api);
 
     wxTextFile file;
     if (!file.Open(header)) {
-        LogError("\tcan't open the '%s' header file.", header);
-        return;
+        wxLogError("\tcan't open the '%s' header file.", header);
+        return false;
     }
 
-    // GetLocation() returns the line where the last part of the prototype is placed:
+    // GetLocation() returns the line where the last part of the prototype is placed;
+    // i.e. the line containing the semicolon at the end of the declaration.
     int end = iface->GetLocation()-1;
     if (end <= 0 || end >= (int)file.GetLineCount()) {
-        LogWarning("\tinvalid location info for method '%s': %d.",
+        wxLogWarning("\tinvalid location info for method '%s': %d.",
                    iface->GetAsString(), iface->GetLocation());
-        return;
+        return false;
     }
 
     if (!file.GetLine(end).Contains(";")) {
-        LogWarning("\tinvalid location info for method '%s': %d.",
+        wxLogWarning("\tinvalid location info for method '%s': %d.",
                    iface->GetAsString(), iface->GetLocation());
-        return;
+        return false;
     }
 
-    // find the start point of this prototype declaration:
-    int start = end-1;
+    // is this a one-line prototype declaration?
     bool founddecl = false;
-    while (start > 0 &&
-           !file.GetLine(start).Contains(";") &&
-           !file.GetLine(start).Contains("*/"))
+    int start;
+    if (StringContainsMethodName(file.GetLine(end), iface))
+    {
+        // yes, this prototype is all on this line:
+        start = end;
+        founddecl = true;
+    }
+    else
     {
-        start--;
+        start = end;    // will be decremented inside the while{} loop below
+
+        // find the start point of this prototype declaration; i.e. the line
+        // containing the function name, which is also the line following
+        // the marker '*/' for the closure of the doxygen comment
+        do
+        {
+            start--;        // go up one line
 
-        founddecl |= file.GetLine(start).Contains(iface->GetName());
+            if (StringContainsMethodName(file.GetLine(start), iface))
+                founddecl = true;
+        }
+        while (start > 0 && !founddecl &&
+               !file.GetLine(start).Contains(";") &&
+               !file.GetLine(start).Contains("*/"));
     }
 
     if (start <= 0 || !founddecl)
     {
-        LogError("\tcan't find the beginning of the declaration of '%s' method in '%s' header",
-                    iface->GetAsString(), header);
-        return;
+        wxLogError("\tcan't find the beginning of the declaration of '%s' method in '%s' header looking backwards from line %d; I arrived at %d and gave up",
+                 iface->GetAsString(), header, end+1 /* zero-based => 1-based */, start);
+        return false;
     }
 
-    // start-th line contains either the declaration of another prototype
-    // or the closing tag */ of a doxygen comment; start one line below
-    start++;
-
     // remove the old prototype
-    for (int i=start; i<=end; i++)
+    for (int k=start; k<=end; k++)
         file.RemoveLine(start);     // remove (end-start)-nth times the start-th line
 
 #define INDENTATION_STR  wxString("    ")
@@ -446,15 +513,23 @@ void IfaceCheckApp::FixMethod(const wxString& header, const wxMethod* iface, con
 
     wxMethod tmp(*api);
 
-    // discard API argument names and replace them with those parsed from doxygen XML:
+    // discard gcc XML argument names and replace them with those parsed from doxygen XML;
+    // in this way we should avoid introducing doxygen warnings about cases where the argument
+    // 'xx' of the prototype is called 'yy' in the function's docs.
     const wxArgumentTypeArray& doxygenargs = iface->GetArgumentTypes();
     const wxArgumentTypeArray& realargs = api->GetArgumentTypes();
     if (realargs.GetCount() == doxygenargs.GetCount())
     {
-        for (unsigned int j=0; j<doxygenargs.GetCount(); j++)
+        for (j=0; j<doxygenargs.GetCount(); j++)
             if (doxygenargs[j]==realargs[j])
+            {
                 realargs[j].SetArgumentName(doxygenargs[j].GetArgumentName());
 
+                if (realargs[j].GetDefaultValue().IsNumber() &&
+                    doxygenargs[j].GetDefaultValue().StartsWith("wx"))
+                    realargs[j].SetDefaultValue(doxygenargs[j].GetDefaultValue());
+            }
+
         tmp.SetArgumentTypes(realargs);
     }
 
@@ -467,7 +542,7 @@ void IfaceCheckApp::FixMethod(const wxString& header, const wxMethod* iface, con
     wxASSERT(nStartColumn != wxNOT_FOUND);
 
     // wrap lines too long at comma boundaries
-    for (unsigned int i=0; i<toinsert.GetCount(); i++)
+    for (i=0; i<toinsert.GetCount(); i++)
     {
         size_t len = toinsert[i].Len();
         if (len > WRAP_COLUMN)
@@ -487,29 +562,29 @@ void IfaceCheckApp::FixMethod(const wxString& header, const wxMethod* iface, con
     }
 
     // insert the new lines
-    for (unsigned int i=0; i<toinsert.GetCount(); i++)
+    for (i=0; i<toinsert.GetCount(); i++)
         file.InsertLine(toinsert[i], start+i);
 
     // now save the modification
     if (!file.Write()) {
-        LogError("\tcan't save the '%s' header file.", header);
-        return;
+        wxLogError("\tcan't save the '%s' header file.", header);
+        return false;
     }
 
     // how many lines did we add/remove in total?
     int nOffset = toinsert.GetCount() + deprecationOffset - (end-start+1);
     if (nOffset == 0)
-        return;
+        return false;
 
     if (g_verbose)
-        LogMessage("\tthe final row offset for following methods is %d lines.", nOffset);
+        wxLogMessage("\tthe final row offset for following methods is %d lines.", nOffset);
 
     // update the other method's locations for those methods which belong to the modified header
     // and are placed _below_ the modified method
     wxClassPtrArray cToUpdate = m_doxyInterface.FindClassesDefinedIn(header);
-    for (unsigned int i=0; i < cToUpdate.GetCount(); i++)
+    for (i=0; i < cToUpdate.GetCount(); i++)
     {
-        for (unsigned int j=0; j < cToUpdate[i]->GetMethodCount(); j++)
+        for (j=0; j < cToUpdate[i]->GetMethodCount(); j++)
         {
             wxMethod& m = cToUpdate[i]->GetMethod(j);
             if (m.GetLocation() > iface->GetLocation())
@@ -519,13 +594,15 @@ void IfaceCheckApp::FixMethod(const wxString& header, const wxMethod* iface, con
             }
         }
     }
+
+    return true;
 }
 
 bool IfaceCheckApp::ParsePreprocessorOutput(const wxString& filename)
 {
     wxTextFile tf;
     if (!tf.Open(filename)) {
-        LogError("can't open the '%s' preprocessor output file.", filename);
+        wxLogError("can't open the '%s' preprocessor output file.", filename);
         return false;
     }
 
@@ -537,27 +614,37 @@ bool IfaceCheckApp::ParsePreprocessorOutput(const wxString& filename)
 
         // the format of this line should be:
         //    #define DEFNAME DEFVALUE
-        if (!line.StartsWith("#define ") || !defnameval.Contains(" ")) {
-            LogError("unexpected content in '%s' at line %d.", filename, i);
+        if (!line.StartsWith("#define ")) {
+            wxLogError("unexpected content in '%s' at line %d.", filename, i+1);
             return false;
         }
 
-        // get DEFNAME
-        wxString defname = defnameval.BeforeFirst(' ');
-        if (defname.Contains("("))
-            continue;       // this is a macro, skip it!
-
-        // get DEFVAL
-        wxString defval = defnameval.AfterFirst(' ').Strip(wxString::both);
-        if (defval.StartsWith("(") && defval.EndsWith(")"))
-            defval = defval.Mid(1, defval.Len()-2);
-
-        // store this pair in the doxygen interface, where it can be useful
-        m_doxyInterface.AddPreprocessorValue(defname, defval);
-        useful++;
+        if (defnameval.Contains(" "))
+        {
+            // get DEFNAME
+            wxString defname = defnameval.BeforeFirst(' ');
+            if (defname.Contains("("))
+                continue;       // this is a macro, skip it!
+
+            // get DEFVAL
+            wxString defval = defnameval.AfterFirst(' ').Strip(wxString::both);
+            if (defval.StartsWith("(") && defval.EndsWith(")"))
+                defval = defval.Mid(1, defval.Len()-2);
+
+            // store this pair in the doxygen interface, where it can be useful
+            m_doxyInterface.AddPreprocessorValue(defname, defval);
+            useful++;
+        }
+        else
+        {
+            // it looks like the format of this line is:
+            //    #define DEFNAME
+            // we are not interested to symbols #defined to nothing,
+            // so we just ignore this line.
+        }
     }
 
-    LogMessage("Parsed %d preprocessor #defines from '%s' which will be used later...",
+    wxLogMessage("Parsed %d preprocessor #defines from '%s' which will be used later...",
                useful, filename);
 
     return true;
@@ -565,10 +652,29 @@ bool IfaceCheckApp::ParsePreprocessorOutput(const wxString& filename)
 
 void IfaceCheckApp::PrintStatistics(long secs)
 {
-    LogMessage("wx real headers contains declaration of %d classes (%d methods)",
+    // these stats, for what regards the gcc XML, are all referred to the wxWidgets
+    // classes only!
+
+    wxLogMessage("wx real headers contains declaration of %d classes (%d methods)",
                m_gccInterface.GetClassesCount(), m_gccInterface.GetMethodCount());
-    LogMessage("wx interface headers contains declaration of %d classes (%d methods)",
+    wxLogMessage("wx interface headers contains declaration of %d classes (%d methods)",
                m_doxyInterface.GetClassesCount(), m_doxyInterface.GetMethodCount());
-    LogMessage("total processing took %d seconds.", secs);
+
+    // build a list of the undocumented wx classes
+    wxString list;
+    int undoc = 0;
+    const wxClassArray& arr = m_gccInterface.GetClasses();
+    for (unsigned int i=0; i<arr.GetCount(); i++) {
+        if (m_doxyInterface.FindClass(arr[i].GetName()) == NULL) {
+            list += arr[i].GetName() + ", ";
+            undoc++;
+        }
+    }
+
+    list.RemoveLast();
+    list.RemoveLast();
+
+    wxLogMessage("the list of the %d undocumented wx classes is: %s", undoc, list);
+    wxLogMessage("total processing took %d seconds.", secs);
 }