Forward port from 2.6 branch to avoid wxSTD usage crashes.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@38143 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

utils/tex2rtf/src/tex2any.cpp

@@ -327,7 +327,10 @@ TexMacroDef *MatchMacro(wxChar *buffer, int *pos, wxChar **env, bool *parseToBra
             ForbidWarning(def);
             return def;
         }
-    else return NULL;
+        else
+        {
+            return NULL;
+        }
     }
 
     // Failed, so try to find macro from definition list
@@ -1271,16 +1274,20 @@ int ParseArg(TexChunk *thisArg, wxList& children, wxChar *buffer, int pos, wxCha
             children.Append((wxObject *)chunk);
 
           // Eliminate newline after a \begin{} or a \\ if possible
-          if (env || wxStrcmp(def->name, _T("\\")) == 0)
+          if ((env || wxStrcmp(def->name, _T("\\")) == 0) && (buffer[pos] == 13))
-            if (buffer[pos] == 13)
           {
               pos ++;
               if (buffer[pos] == 10)
                 pos ++;
           }
 
-          pos = ParseMacroBody(def->name, chunk, chunk->no_args,
+          pos = ParseMacroBody(def->name,
-                     buffer, pos, env, tmpParseToBrace, customMacroArgs);
+                               chunk, chunk->no_args,
+                               buffer,
+                               pos,
+                               env,
+                               tmpParseToBrace,
+                               customMacroArgs);
 
           // If custom macro, parse the body substituting the above found args.
           if (customMacro)

utils/tex2rtf/src/tex2any.h

@@ -14,6 +14,8 @@
 #include "wx/list.h"
 #include "wx/hash.h"
 #include "wx/tokenzr.h"
+#include "wx/wfstream.h"
+#include "wx/txtstrm.h"
 #include "wxhlpblk.h"
 
 /*
@@ -176,7 +178,7 @@ extern wxPathList TexPathList;      // Path list, can be used for file searching
 extern bool StringMatch(const wxChar *one, const wxChar *two, bool subString = true, bool exact = false);
 
 // Define a variable value from the .ini file
-wxChar *RegisterSetting(wxChar *settingName, wxChar *settingValue, bool interactive = true);
+wxChar *RegisterSetting(const wxString& settingName, const wxString& settingValue, bool interactive = true);
 
 // Major document styles
 #define LATEX_REPORT    1
@@ -500,11 +502,11 @@ extern wxList CustomMacroList;
 
 class CustomMacro: public wxObject
 {
- public:
+public:
     wxChar *macroName;
     wxChar *macroBody;
     int noArgs;
-  inline CustomMacro(wxChar *name, int args, wxChar *body)
+    inline CustomMacro(const wxChar *name, int args, wxChar *body)
     {
         noArgs = args;
         macroName = wxStrcpy(new wxChar[wxStrlen(name) + 1], name);
@@ -516,7 +518,7 @@ class CustomMacro: public wxObject
     ~CustomMacro();
 };
 
-bool ReadCustomMacros(wxChar *filename);
+bool ReadCustomMacros(const wxString& filename);
 void ShowCustomMacros(void);
 CustomMacro *FindCustomMacro(wxChar *name);
 wxChar *ParseMultifieldString(wxChar *s, int *pos);
@@ -1066,6 +1068,3 @@ extern void InitialiseColourTable(void);
 #define ltTOPLEVEL          15000
 #define ltCUSTOM_MACRO      15001
 #define ltSOLO_BLOCK        15002
-
-
-

utils/tex2rtf/src/tex2rtf.cpp

@@ -402,7 +402,7 @@ bool MyApp::OnInit()
 
     wxString path = TexPathList.FindValidPath(MacroFile);
     if (!path.empty())
-      ReadCustomMacros((wxChar *)path.c_str());
+        ReadCustomMacros(path);
 
 #if wxUSE_STATUSBAR
     wxString inStr(_T("In "));
@@ -444,7 +444,7 @@ bool MyApp::OnInit()
 
     wxString path = TexPathList.FindValidPath(MacroFile);
     if (!path.empty())
-        ReadCustomMacros((wxChar*)path.c_str());
+        ReadCustomMacros(path);
 
     Go();
     if (runTwice)
@@ -758,7 +758,7 @@ void MyFrame::OnLoadMacros(wxCommandEvent& WXUNUSED(event))
     if (!s.empty() && wxFileExists(s))
     {
         MacroFile = copystring(s);
-        ReadCustomMacros((wxChar *)s.c_str());
+        ReadCustomMacros(s);
         ShowCustomMacros();
     }
 #endif // wxUSE_FILEDLG

utils/tex2rtf/src/texutils.cpp

@@ -483,6 +483,22 @@ void ReadTexReferences(wxChar *filename)
  *
  */
 
+void BibEatWhiteSpace(wxString& line)
+{
+    while(!line.empty() && (line[0] == _T(' ') || line[0] == _T('\t') || line[0] == (wxChar)EOF))
+    {
+        if (line[0] == 10)
+            BibLine ++;
+        line = line.substr(1);
+    }
+
+    // Ignore end-of-line comments
+    if (line[0] == _T('%') || line[0] == _T(';') || line[0] == _T('#'))
+    {
+        line = wxEmptyString;
+    }
+}
+
 void BibEatWhiteSpace(wxSTD istream& str)
 {
   char ch = (char)str.peek();
@@ -511,6 +527,24 @@ void BibEatWhiteSpace(wxSTD istream& str)
 }
 
 // Read word up to { or , or space
+wxString BibReadWord(wxString& line)
+{
+    wxString val;
+
+    while (!line.empty() &&
+           line[0] != _T('\t') &&
+           line[0] != _T(' ') &&
+           line[0] != _T('{') &&
+           line[0] != _T('(') &&
+           line[0] != _T(',') &&
+           line[0] != _T('='))
+    {
+        val << line[0];
+        line = line.substr(1);
+    }
+    return val;
+}
+
 void BibReadWord(wxSTD istream& istr, wxChar *buffer)
 {
   int i = 0;
@@ -528,6 +562,33 @@ void BibReadWord(wxSTD istream& istr, wxChar *buffer)
 }
 
 // Read string (double-quoted or not) to end quote or EOL
+wxString BibReadToEOL(wxString& line)
+{
+    if(line.empty())
+        return wxEmptyString;
+
+    wxString val;
+    bool inQuotes = false;
+    if (line[0] == _T('"'))
+    {
+        line = line.substr(1);
+        inQuotes = true;
+    }
+    // If in quotes, read white space too. If not,
+    // stop at white space or comment.
+    while (!line.empty() && line[0] != _T('"') &&
+           (inQuotes || ((line[0] != _T(' ')) && (line[0] != 9) &&
+                          (line[0] != _T(';')) && (line[0] != _T('%')) && (line[0] != _T('#')))))
+    {
+        val << line[0];
+        line = line.substr(1);
+    }
+    if (line[0] == '"')
+        line = line.substr(1);
+
+    return val;
+}
+
 void BibReadToEOL(wxSTD istream& istr, wxChar *buffer)
 {
     int i = 0;
@@ -557,6 +618,57 @@ void BibReadToEOL(wxSTD istream& istr, wxChar *buffer)
 }
 
 // Read }-terminated value, taking nested braces into account.
+wxString BibReadValue(wxString& line,
+                      bool ignoreBraces = true,
+                      bool quotesMayTerminate = true)
+{
+    wxString val;
+    int braceCount = 1;
+    bool stopping = false;
+
+    if (line.length() >= 4000)
+    {
+        wxChar buf[100];
+        wxSnprintf(buf, sizeof(buf), _T("Sorry, value > 4000 chars in bib file at line %ld."), BibLine);
+        wxLogError(buf, "Tex2RTF Fatal Error");
+        return wxEmptyString;
+    }
+
+    while (!line.empty() && !stopping)
+    {
+        wxChar ch = line[0];
+        line = line.substr(1);
+
+        if (ch == _T('{'))
+            braceCount ++;
+
+        if (ch == _T('}'))
+        {
+            braceCount --;
+            if (braceCount == 0)
+            {
+                stopping = true;
+                break;
+            }
+        }
+        else if (quotesMayTerminate && ch == _T('"'))
+        {
+            stopping = true;
+            break;
+        }
+
+        if (!stopping)
+        {
+            if (!ignoreBraces || (ch != _T('{') && ch != _T('}')))
+            {
+                val << ch;
+            }
+        }
+    }
+
+    return val;
+}
+
 void BibReadValue(wxSTD istream& istr, wxChar *buffer, bool ignoreBraces = true,
                   bool quotesMayTerminate = true)
 {
@@ -1082,15 +1194,17 @@ TexRef *FindReference(wxChar *key)
  *
  */
 
-bool StringTobool(wxChar *val)
+bool StringTobool(const wxString& val)
 {
-  if (wxStrncmp(val, _T("yes"), 3) == 0 || wxStrncmp(val, _T("YES"), 3) == 0 ||
+    wxString up(val);
-      wxStrncmp(val, _T("on"), 2) == 0 || wxStrncmp(val, _T("ON"), 2) == 0 ||
+    up.MakeUpper();
-      wxStrncmp(val, _T("true"), 4) == 0 || wxStrncmp(val, _T("true"), 4) == 0 ||
+
-      wxStrncmp(val, _T("ok"), 2) == 0 || wxStrncmp(val, _T("OK"), 2) == 0 ||
+    if (up.IsSameAs(_T("YES")) ||
-      wxStrncmp(val, _T("1"), 1) == 0)
+        up.IsSameAs(_T("ON")) ||
+        up.IsSameAs(_T("OK")) |
+        up.IsSameAs(_T("1")))
         return true;
-  else
+
     return false;
 }
 
@@ -1105,7 +1219,7 @@ void RegisterIntSetting (const wxString& s, int *number)
 }
 
 // Define a variable value from the .ini file
-wxChar *RegisterSetting(wxChar *settingName, wxChar *settingValue, bool interactive)
+wxChar *RegisterSetting(const wxString& settingName, const wxString& settingValue, bool interactive)
 {
     wxString settingValueStr( settingValue );
 
@@ -1351,7 +1465,7 @@ wxChar *RegisterSetting(wxChar *settingName, wxChar *settingValue, bool interact
     else
     {
         wxChar buf[200];
-        wxSnprintf(buf, sizeof(buf), _T("Initialisation file error: unrecognised setting %s."), settingName);
+        wxSnprintf(buf, sizeof(buf), _T("Initialisation file error: unrecognised setting %s."), settingName.c_str());
         if (interactive)
             OnInform(buf);
         wxStrcpy(errorCode, buf);
@@ -1359,85 +1473,79 @@ wxChar *RegisterSetting(wxChar *settingName, wxChar *settingValue, bool interact
     return errorCode;
 }
 
-bool ReadCustomMacros(wxChar *filename)
+bool ReadCustomMacros(const wxString& filename)
 {
     if (!wxFileExists(filename))
         return false;
 
-  wxString name = filename;
+    wxFileInputStream input( filename );
-  wxSTD ifstream istr((char const *)name.fn_str(), wxSTD ios::in);
+    if(!input.Ok()) return false;
-
+    wxTextInputStream ini( input );
-  if (istr.bad()) return false;
 
     CustomMacroList.Clear();
-  char ch;
-  wxChar macroName[100];
-  wxChar macroBody[1000];
-  int noArgs;
 
-  while (!istr.eof())
+    while (!input.Eof())
     {
-    BibEatWhiteSpace(istr);
+        wxString line = ini.ReadLine();
-    istr.get(ch);
+        BibEatWhiteSpace(line);
-    if (istr.eof())
+        if (line.empty()) continue;
-      break;
 
-    if (ch != '\\') // Not a macro definition, so must be NAME=VALUE
+        if (line[0] != _T('\\')) // Not a macro definition, so must be NAME=VALUE
         {
-      wxChar settingName[100];
+            wxString settingName = BibReadWord(line);
-      settingName[0] = ch;
+            BibEatWhiteSpace(line);
-      BibReadWord(istr, (settingName+1));
+            if (line.empty() || line[0] != _T('='))
-      BibEatWhiteSpace(istr);
-      istr.get(ch);
-      if (ch != '=')
             {
                 OnError(_T("Expected = following name: malformed tex2rtf.ini file."));
                 return false;
             }
             else
             {
-        wxChar settingValue[200];
+                line = line.substr(1);
-        BibEatWhiteSpace(istr);
+                BibEatWhiteSpace(line);
-        BibReadToEOL(istr, settingValue);
+                wxString settingValue = BibReadToEOL(line);
                 RegisterSetting(settingName, settingValue);
             }
         }
         else
         {
-      BibReadWord(istr, macroName);
+            line = line.substr(1);
-      BibEatWhiteSpace(istr);
+            wxString macroName = BibReadWord(line);
-      istr.get(ch);
+            BibEatWhiteSpace(line);
-      if (ch != '[')
+            if (line[0] != _T('['))
             {
                 OnError(_T("Expected [ followed by number of arguments: malformed tex2rtf.ini file."));
                 return false;
             }
-      istr >> noArgs;
+            line = line.substr(1);
-      istr.get(ch);
+            wxString noAargStr = line.BeforeFirst(_T(']'));
-      if (ch != ']')
+            line = line.AfterFirst(_T(']'));
+            long noArgs;
+            if (!noAargStr.ToLong(&noArgs) || line.empty())
             {
                 OnError(_T("Expected ] following number of arguments: malformed tex2rtf.ini file."));
                 return false;
             }
-      BibEatWhiteSpace(istr);
+            BibEatWhiteSpace(line);
-      istr.get(ch);
+            if (line[0] != _T('{'))
-      if (ch != '{')
             {
                 OnError(_T("Expected { followed by macro body: malformed tex2rtf.ini file."));
                 return false;
             }
-      CustomMacro *macro = new CustomMacro(macroName, noArgs, NULL);
-      BibReadValue(istr, macroBody, false, false); // Don't ignore extra braces
-      if (wxStrlen(macroBody) > 0)
-        macro->macroBody = copystring(macroBody);
 
-      BibEatWhiteSpace(istr);
+            CustomMacro *macro = new CustomMacro(macroName.c_str(), noArgs, NULL);
-      CustomMacroList.Append(macroName, macro);
+            wxString macroBody = BibReadValue(line, false, false); // Don't ignore extra braces
-      AddMacroDef(ltCUSTOM_MACRO, macroName, noArgs);
+            if (!macroBody.empty())
+                macro->macroBody = copystring(macroBody.c_str());
+
+            BibEatWhiteSpace(line);
+            CustomMacroList.Append(macroName.c_str(), macro);
+            AddMacroDef(ltCUSTOM_MACRO, macroName.c_str(), noArgs);
         }
+
     }
     wxChar mbuf[200];
-  wxSnprintf(mbuf, sizeof(mbuf), _T("Read initialization file %s."), filename);
+    wxSnprintf(mbuf, sizeof(mbuf), _T("Read initialization file %s."), filename.c_str());
     OnInform(mbuf);
     return true;
 }