X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/3924dd226e469685d02fc2474a3fb149b1aeed2a..fd495ab3ea1282ddb8bb0cd0fb79fc758ae5fcee:/utils/tex2rtf/src/tex2any.cpp?ds=sidebyside

diff --git a/utils/tex2rtf/src/tex2any.cpp b/utils/tex2rtf/src/tex2any.cpp
index e18e545115..8ce3299079 100644
--- a/utils/tex2rtf/src/tex2any.cpp
+++ b/utils/tex2rtf/src/tex2any.cpp
@@ -72,6 +72,26 @@ int             hugeFont1 = 20;
 int             HugeFont2 = 24;
 int             HUGEFont3 = 28;
 
+// All of these tokens MUST be found on a line by themselves (no other
+// text) and must start at the first character of the line, or tex2rtf
+// will fail to process them correctly (a limitation of tex2rtf, not TeX)
+static const wxString syntaxTokens[] =
+{ "\\begin{verbatim}",
+  "\\begin{toocomplex}",
+  "\\end{verbatim}",
+  "\\end{toocomplex}",
+  "\\verb",
+  "\\begin{comment}",
+  "\\end{comment}",
+  "\\verbatiminput",
+//  "\\par",
+  "\\input",
+  "\\helpinput",
+  "\\include",
+  wxEmptyString
+};
+
+
 /*
  * USER-ADJUSTABLE SETTINGS
  *
@@ -88,6 +108,8 @@ bool            winHelp = FALSE;  // Output in Windows Help format if TRUE, line
 bool            isInteractive = FALSE;
 bool            runTwice = FALSE;
 int             convertMode = TEX_RTF;
+bool            checkCurleyBraces = FALSE;
+bool            checkSyntax = FALSE;
 bool            headerRule = FALSE;
 bool            footerRule = FALSE;
 bool            compatibilityMode = FALSE; // If TRUE, maximum Latex compatibility
@@ -252,19 +274,19 @@ void TexOutput(char *s, bool ordinaryText)
 
 void ForbidWarning(TexMacroDef *def)
 {
-  char buf[100];
+  wxString informBuf;
   switch (def->forbidden)
   {
     case FORBID_WARN:
     {
-      sprintf(buf, "Warning: it is recommended that command %s is not used.", def->name);
-      OnInform(buf);
+      informBuf.Printf("Warning: it is recommended that command %s is not used.", def->name);
+      OnInform((char *)informBuf.c_str());
       break;
     }
     case FORBID_ABSOLUTELY:
     {
-      sprintf(buf, "Error: command %s cannot be used and will lead to errors.", def->name);
-      OnInform(buf);
+      informBuf.Printf("Error: command %s cannot be used and will lead to errors.", def->name);
+      OnInform((char *)informBuf.c_str());
       break;
     }
     default:
@@ -395,10 +417,10 @@ bool readInVerbatim = FALSE;  // Within a verbatim, but not nec. verbatiminput
 
 // Switched this off because e.g. \verb${$ causes it to fail. There is no
 // detection of \verb yet.
-#define CHECK_BRACES 1
+// #define CHECK_BRACES 1
 
-unsigned long leftCurly = 0;
-unsigned long rightCurly = 0;
+unsigned long leftCurley = 0;
+unsigned long rightCurley = 0;
 static wxString currentFileName = "";
 
 bool read_a_line(char *buf)
@@ -408,37 +430,47 @@ bool read_a_line(char *buf)
     buf[0] = 0;
     return FALSE;
   }
-  
+
   int ch = -2;
-  int i = 0;
+  int bufIndex = 0;
   buf[0] = 0;
 
   while (ch != EOF && ch != 10)
   {
-    if (((i == 14) && (strncmp(buf, "\\end{verbatim}", 14) == 0)) ||
-         ((i == 16) && (strncmp(buf, "\\end{toocomplex}", 16) == 0)))
+    if (bufIndex >= MAX_LINE_BUFFER_SIZE)
+    {
+       wxString errBuf;
+       errBuf.Printf("Line %lu of file %s is too long.  Lines can be no longer than %lu characters.  Truncated.",
+           LineNumbers[CurrentInputIndex], (const char*) currentFileName.c_str(),MAX_LINE_BUFFER_SIZE);
+       OnError((char *)errBuf.c_str());
+       return FALSE;
+    }
+
+    if (((bufIndex == 14) && (strncmp(buf, "\\end{verbatim}", 14) == 0)) ||
+         ((bufIndex == 16) && (strncmp(buf, "\\end{toocomplex}", 16) == 0)))
       readInVerbatim = FALSE;
 
     ch = getc(Inputs[CurrentInputIndex]);
 
-#if CHECK_BRACES
-    if (ch == '{' && !readInVerbatim)
-       leftCurly++;
-    if (ch == '}' && !readInVerbatim)
+    if (checkCurleyBraces)
     {
-       rightCurly++;
-       if (rightCurly > leftCurly)
-       {
-           wxString errBuf;
-           errBuf.Printf("An extra right Curly brace ('}') was detected at line %lu inside file %s",LineNumbers[CurrentInputIndex], (const char*) currentFileName.c_str());
-           OnError((char *)errBuf.c_str());
-
-           // Reduce the count of right curly braces, so the mismatched count
-           // isn't reported on every line that has a '}' after the first mismatch
-           rightCurly--;
-       }
+        if (ch == '{' && !readInVerbatim)
+           leftCurley++;
+        if (ch == '}' && !readInVerbatim)
+        {
+           rightCurley++;
+           if (rightCurley > leftCurley)
+           {
+               wxString errBuf;
+               errBuf.Printf("An extra right Curley brace ('}') was detected at line %lu inside file %s",LineNumbers[CurrentInputIndex], (const char*) currentFileName.c_str());
+               OnError((char *)errBuf.c_str());
+
+               // Reduce the count of right Curley braces, so the mismatched count
+               // isn't reported on every line that has a '}' after the first mismatch
+               rightCurley--;
+           }
+        }
     }
-#endif
 
     if (ch != EOF)
     {
@@ -449,79 +481,162 @@ bool read_a_line(char *buf)
         if ((ch1 == 10) || (ch1 == 13))
         {
           // Eliminate newline (10) following DOS linefeed
-          if (ch1 == 13) ch1 = getc(Inputs[CurrentInputIndex]);
-          buf[i] = 0;
+          if (ch1 == 13) 
+            ch1 = getc(Inputs[CurrentInputIndex]);
+          buf[bufIndex] = 0;
           IncrementLineNumber();
 //          strcat(buf, "\\par\n");
 //          i += 6;
+          if (bufIndex+5 >= MAX_LINE_BUFFER_SIZE)
+          {
+             wxString errBuf;
+             errBuf.Printf("Line %lu of file %s is too long.  Lines can be no longer than %lu characters.  Truncated.",
+                 LineNumbers[CurrentInputIndex], (const char*) currentFileName.c_str(),MAX_LINE_BUFFER_SIZE);
+             OnError((char *)errBuf.c_str());
+             return FALSE;
+          }
           strcat(buf, "\\par");
-          i += 5;
+          bufIndex += 5;
+
         }
         else
         {
           ungetc(ch1, Inputs[CurrentInputIndex]);
-          buf[i] = ch;
-          i ++;
+          if (bufIndex >= MAX_LINE_BUFFER_SIZE)
+          {
+             wxString errBuf;
+             errBuf.Printf("Line %lu of file %s is too long.  Lines can be no longer than %lu characters.  Truncated.",
+                 LineNumbers[CurrentInputIndex], (const char*) currentFileName.c_str(),MAX_LINE_BUFFER_SIZE);
+             OnError((char *)errBuf.c_str());
+             return FALSE;
+          }
+
+          buf[bufIndex] = ch;
+          bufIndex ++;
         }
       }
       else
       {
 
         // Convert embedded characters to RTF equivalents
-		switch(ch)
-		{
-		case 0xf6: // ö
-		case 0xe4: // ü
-		case 0xfc: // ü
-		case 0xd6: // Ö
-		case 0xc4: // Ä
-		case 0xdc: // Ü		
-				buf[i++]='\\';
-				buf[i++]='"';
-				buf[i++]='{';
-				switch(ch)
-				{
-					case 0xf6:buf[i++]='o';break; // ö
-					case 0xe4:buf[i++]='a';break; // ä
-					case 0xfc:buf[i++]='u';break; // ü
-					case 0xd6:buf[i++]='O';break; // Ö
-					case 0xc4:buf[i++]='A';break; // Ä
-					case 0xdc:buf[i++]='U';break; // Ü					
-				}				
-				buf[i++]='}';
-				break;
-		case 0xdf: // ß 
-			buf[i++]='\\';
-			buf[i++]='s';
-			buf[i++]='s';
-            buf[i++]='\\';
-            buf[i++]='/';
-			break;	
-		default:
-			buf[i++] = ch;
-			break;
-		}
-        
-      }
+        switch(ch)
+        {
+        case 0xf6: // ö
+        case 0xe4: // ü
+        case 0xfc: // ü
+        case 0xd6: // Ö
+        case 0xc4: // Ä
+        case 0xdc: // Ü     
+                if (bufIndex+5 >= MAX_LINE_BUFFER_SIZE)
+                {
+                   wxString errBuf;
+                   errBuf.Printf("Line %lu of file %s is too long.  Lines can be no longer than %lu characters.  Truncated.",
+                       LineNumbers[CurrentInputIndex], (const char*) currentFileName.c_str(),MAX_LINE_BUFFER_SIZE);
+                   OnError((char *)errBuf.c_str());
+                   return FALSE;
+                }
+                buf[bufIndex++]='\\';
+                buf[bufIndex++]='"';
+                buf[bufIndex++]='{';
+                switch(ch)
+                {
+                    case 0xf6:buf[bufIndex++]='o';break; // ö
+                    case 0xe4:buf[bufIndex++]='a';break; // ä
+                    case 0xfc:buf[bufIndex++]='u';break; // ü
+                    case 0xd6:buf[bufIndex++]='O';break; // Ö
+                    case 0xc4:buf[bufIndex++]='A';break; // Ä
+                    case 0xdc:buf[bufIndex++]='U';break; // Ü                   
+                }               
+                buf[bufIndex++]='}';
+                break;
+        case 0xdf: // ß 
+            if (bufIndex+5 >= MAX_LINE_BUFFER_SIZE)
+            {
+              wxString errBuf;
+              errBuf.Printf("Line %lu of file %s is too long.  Lines can be no longer than %lu characters.  Truncated.",
+                  LineNumbers[CurrentInputIndex], (const char*) currentFileName.c_str(),MAX_LINE_BUFFER_SIZE);
+              OnError((char *)errBuf.c_str());
+              return FALSE;
+            }
+            buf[bufIndex++]='\\';
+            buf[bufIndex++]='s';
+            buf[bufIndex++]='s';
+            buf[bufIndex++]='\\';
+            buf[bufIndex++]='/';
+            break;  
+        default:
+            if (bufIndex >= MAX_LINE_BUFFER_SIZE)
+            {
+              wxString errBuf;
+              errBuf.Printf("Line %lu of file %s is too long.  Lines can be no longer than %lu characters.  Truncated.",
+                  LineNumbers[CurrentInputIndex], (const char*) currentFileName.c_str(),MAX_LINE_BUFFER_SIZE);
+              OnError((char *)errBuf.c_str());
+              return FALSE;
+            }
+            // If the current character read in is a '_', we need to check 
+            // whether there should be a '\' before it or not
+            if (ch != '_')
+            {
+                buf[bufIndex++] = ch;
+                break;
+            }
+
+            if (checkSyntax)
+            {
+                if (readInVerbatim)
+                {
+                    // There should NOT be a '\' before the '_'
+                    if ((bufIndex > 0 && (buf[bufIndex-1] == '\\')) && (buf[0] != '%'))
+                    {
+                        wxString errBuf;
+                        errBuf.Printf("An underscore ('_') was detected at line %lu inside file %s that should NOT have a '\\' before it.",LineNumbers[CurrentInputIndex], (const char*) currentFileName.c_str());
+                        OnError((char *)errBuf.c_str());
+                    }
+                }
+                else
+                {
+                    // There should be a '\' before the '_'
+                    if (bufIndex == 0)
+                    {
+                        wxString errBuf;
+                        errBuf.Printf("An underscore ('_') was detected at line %lu inside file %s that may need a '\\' before it.",LineNumbers[CurrentInputIndex], (const char*) currentFileName.c_str());
+                        OnError((char *)errBuf.c_str());
+                    }
+                    else if ((buf[bufIndex-1] != '\\') && (buf[0] != '%') &&  // If it is a comment line, then no warnings
+                        (strncmp(buf, "\\input", 6))) // do not report filenames that have underscores in them
+                    {
+                        wxString errBuf;
+                        errBuf.Printf("An underscore ('_') was detected at line %lu inside file %s that may need a '\\' before it.",LineNumbers[CurrentInputIndex], (const char*) currentFileName.c_str());
+                        OnError((char *)errBuf.c_str());
+                    }
+                }
+            }
+            buf[bufIndex++] = ch;
+            break;
+        }  // switch
+      }  // else
     }
     else
     {
-      buf[i] = 0;
+      buf[bufIndex] = 0;
       fclose(Inputs[CurrentInputIndex]);
       Inputs[CurrentInputIndex] = NULL;
       if (CurrentInputIndex > 0) 
          ch = ' '; // No real end of file
       CurrentInputIndex --;
-#if CHECK_BRACES
-      if (leftCurly != rightCurly)
+
+      if (checkCurleyBraces)
       {
-        wxString errBuf;
-        errBuf.Printf("Curly braces do not match inside file %s\n%lu opens, %lu closes", (const char*) currentFileName.c_str(),leftCurly,rightCurly);
-        OnError((char *)errBuf.c_str());
+          if (leftCurley != rightCurley)
+          {
+            wxString errBuf;
+            errBuf.Printf("Curley braces do not match inside file %s\n%lu opens, %lu closes", (const char*) currentFileName.c_str(),leftCurley,rightCurley);
+            OnError((char *)errBuf.c_str());
+          }
+          leftCurley = 0;
+          rightCurley = 0;
       }
-      leftCurly = 0;
-      rightCurly = 0;
-#endif
+
       if (readingVerbatim)
       {
         readingVerbatim = FALSE;
@@ -533,7 +648,7 @@ bool read_a_line(char *buf)
     if (ch == 10)
       IncrementLineNumber();
   }
-  buf[i] = 0;
+  buf[bufIndex] = 0;
 
   // Strip out comment environment
   if (strncmp(buf, "\\begin{comment}", 15) == 0)
@@ -548,7 +663,7 @@ bool read_a_line(char *buf)
     int wordLen = 14;
     char *fileName = buf + wordLen + 1;
 
-    int j = i - 1;
+    int j = bufIndex - 1;
     buf[j] = 0;
 
     // thing}\par -- eliminate the \par!
@@ -558,16 +673,16 @@ bool read_a_line(char *buf)
       buf[j] = 0;
     }
     
-    if (buf[j-1] == '}') buf[j-1] = 0; // Ignore final brace
+    if (buf[j-1] == '}')
+        buf[j-1] = 0; // Ignore final brace
 
     wxString actualFile = TexPathList.FindValidPath(fileName);
     currentFileName = actualFile;
     if (actualFile == "")
     {
-      char errBuf[300];
-      strcpy(errBuf, "Could not find file: ");
-      strncat(errBuf, fileName, 100);
-      OnError(errBuf);
+      wxString errBuf;
+      errBuf.Printf("Could not find file: %s",fileName);
+      OnError((char *)errBuf.c_str());
     }
     else
     {
@@ -575,6 +690,7 @@ bool read_a_line(char *buf)
       informStr.Printf("Processing: %s",actualFile.c_str());
       OnInform((char *)informStr.c_str());
       CurrentInputIndex ++;
+
       Inputs[CurrentInputIndex] = fopen(actualFile, "r");
       LineNumbers[CurrentInputIndex] = 1;
       if (FileNames[CurrentInputIndex])
@@ -610,7 +726,7 @@ bool read_a_line(char *buf)
 
     char *fileName = buf + wordLen + 1;
 
-    int j = i - 1;
+    int j = bufIndex - 1;
     buf[j] = 0;
 
     // \input{thing}\par -- eliminate the \par!
@@ -622,7 +738,8 @@ bool read_a_line(char *buf)
       buf[j] = 0;
     }
 
-    if (buf[j-1] == '}') buf[j-1] = 0; // Ignore final brace
+    if (buf[j-1] == '}') 
+        buf[j-1] = 0; // Ignore final brace
 
     // Remove backslashes from name
     wxString fileNameStr(fileName);
@@ -645,10 +762,9 @@ bool read_a_line(char *buf)
 
     if (actualFile == "")
     {
-      char errBuf[300];
-      strcpy(errBuf, "Could not find file: ");
-      strncat(errBuf, fileName, 100);
-      OnError(errBuf);
+      wxString errBuf;
+      errBuf.Printf("Could not find file: %s",fileName);
+      OnError((char *)errBuf.c_str());
     }
     else
     {
@@ -660,6 +776,7 @@ bool read_a_line(char *buf)
       informStr.Printf("Processing: %s",actualFile.c_str());
       OnInform((char *)informStr.c_str());
       CurrentInputIndex ++;
+
       Inputs[CurrentInputIndex] = fopen(actualFile, "r");
       LineNumbers[CurrentInputIndex] = 1;
       if (FileNames[CurrentInputIndex])
@@ -668,15 +785,50 @@ bool read_a_line(char *buf)
 
       if (!Inputs[CurrentInputIndex])
       {
-        char errBuf[300];
-        sprintf(errBuf, "Could not open include file %s", (const char*) actualFile);
+        wxString errBuf;
+        errBuf.Printf("Could not open include file %s", (const char*) actualFile);
         CurrentInputIndex --;
-        OnError(errBuf);
+        OnError((char *)errBuf.c_str());
       }
     }
     bool succ = read_a_line(buf);
     return succ;
   }
+
+  if (checkSyntax)
+  {
+      wxString bufStr = buf;
+      int index = 0;
+      size_t pos = 0;
+      for (index=0; syntaxTokens[index] != wxEmptyString; index++)
+      {
+          pos = bufStr.find(syntaxTokens[index]);
+          if (pos != wxString::npos && pos != 0)
+          {
+              size_t commentStart = bufStr.find("%");
+              if (commentStart == wxString::npos || commentStart > pos)
+              {
+                  wxString errBuf;
+                  if (syntaxTokens[index] == "\\verb")
+                  {
+                      errBuf.Printf("'%s$....$' was detected at line %lu inside file %s.  Please replace this form with \\tt{....}",
+                                    syntaxTokens[index].c_str(),
+                                    LineNumbers[CurrentInputIndex],
+                                    currentFileName.c_str());
+                  }
+                  else
+                  {
+                      errBuf.Printf("'%s' was detected at line %lu inside file %s that is not the only text on the line, starting at column one.",
+                                    syntaxTokens[index].c_str(),
+                                    LineNumbers[CurrentInputIndex],
+                                    currentFileName.c_str());
+                  }
+                  OnError((char *)errBuf.c_str());
+              }
+          }
+      }
+  }  // checkSyntax
+
   if (strncmp(buf, "\\begin{verbatim}", 16) == 0 ||
       strncmp(buf, "\\begin{toocomplex}", 18) == 0)
     readInVerbatim = TRUE;
@@ -684,17 +836,18 @@ bool read_a_line(char *buf)
            strncmp(buf, "\\end{toocomplex}", 16) == 0)
     readInVerbatim = FALSE;
 
-#if CHECK_BRACES
-  if (ch == EOF && leftCurly != rightCurly)
+  if (checkCurleyBraces)
   {
-    wxString errBuf;
-    errBuf.Printf("Curly braces do not match inside file %s\n%lu opens, %lu closes", (const char*) currentFileName.c_str(),leftCurly,rightCurly);
-    OnError((char *)errBuf.c_str());
+      if (ch == EOF && leftCurley != rightCurley)
+      {
+        wxString errBuf;
+        errBuf.Printf("Curley braces do not match inside file %s\n%lu opens, %lu closes", (const char*) currentFileName.c_str(),leftCurley,rightCurley);
+        OnError((char *)errBuf.c_str());
+      }
   }
-#endif
 
   return (ch == EOF);
-}
+}  // read_a_line
 
 /*
  * Parse newcommand
@@ -771,7 +924,7 @@ bool ParseNewCommand(char *buffer, int *pos)
 
 void MacroError(char *buffer)
 {
-  char errBuf[300];
+  wxString errBuf;
   char macroBuf[200];
   macroBuf[0] = '\\';
   int i = 1;
@@ -785,9 +938,17 @@ void MacroError(char *buffer)
   if (i > 20)
     macroBuf[20] = 0;
 
-  sprintf(errBuf, "Could not find macro: %s at line %d, file %s",
+  errBuf.Printf("Could not find macro: %s at line %d, file %s",
              macroBuf, (int)(LineNumbers[CurrentInputIndex]-1), FileNames[CurrentInputIndex]);
-  OnError(errBuf);
+  OnError((char *)errBuf.c_str());
+
+  if (wxStrcmp(macroBuf,"\\end{document}") == 0)
+  {
+      wxString buf;
+      buf = "Halted build due to unrecoverable error.";
+      OnInform((char *)buf.c_str());
+      stopRunning = TRUE;
+  }
 }
 
 /*
@@ -868,6 +1029,9 @@ int ParseArg(TexChunk *thisArg, wxList& children, char *buffer, int pos, char *e
       pos = 0;
       len = strlen(buffer);
       // Check for verbatim (or toocomplex, which comes to the same thing)
+      wxString bufStr = buffer;
+//      if (bufStr.find("\\begin{verbatim}") != wxString::npos ||
+//          bufStr.find("\\begin{toocomplex}") != wxString::npos)
       if (strncmp(buffer, "\\begin{verbatim}", 16) == 0 ||
           strncmp(buffer, "\\begin{toocomplex}", 18) == 0)
       {
@@ -886,11 +1050,11 @@ int ParseArg(TexChunk *thisArg, wxList& children, char *buffer, int pos, char *e
         while (!eof && (strncmp(buffer, "\\end{verbatim}", 14) != 0) &&
                        (strncmp(buffer, "\\end{toocomplex}", 16) != 0)
                )
-	{
+        {
           strcat(BigBuffer, buffer);
           buf_ptr += strlen(buffer);
           eof = read_a_line(buffer);
-	}
+        }
         eof = read_a_line(buffer);
         buf_ptr = 0;
 
@@ -954,7 +1118,6 @@ int ParseArg(TexChunk *thisArg, wxList& children, char *buffer, int pos, char *e
         }
         pos ++;
         
-
         // Try matching \end{environment}
         if (environment && FindEndEnvironment(buffer, &pos, environment))
         {
@@ -1086,8 +1249,8 @@ int ParseArg(TexChunk *thisArg, wxList& children, char *buffer, int pos, char *e
 
           children.Append((wxObject *)chunk);
         }
-	else
-	{
+    else
+    {
           char *env = NULL;
           bool tmpParseToBrace = TRUE;
           TexMacroDef *def = MatchMacro(buffer, &pos, &env, &tmpParseToBrace);
@@ -1096,6 +1259,7 @@ int ParseArg(TexChunk *thisArg, wxList& children, char *buffer, int pos, char *e
           CustomMacro *customMacro = FindCustomMacro(def->name);
 
           TexChunk *chunk = new TexChunk(CHUNK_TYPE_MACRO, def);
+
           chunk->no_args = def->no_args;
 //          chunk->name = copystring(def->name);
           chunk->macroId = def->macroId;
@@ -1184,7 +1348,7 @@ int ParseArg(TexChunk *thisArg, wxList& children, char *buffer, int pos, char *e
               }
             
 //            delete chunk; // Might delete children
-	    }
+        }
           }
           else
           {
@@ -1192,7 +1356,7 @@ int ParseArg(TexChunk *thisArg, wxList& children, char *buffer, int pos, char *e
           }
         }
         else
-	{
+    {
          /*
           * If all else fails, we assume that we have
           * a pair of braces on their own, so return a `dummy' macro
@@ -1225,7 +1389,7 @@ int ParseArg(TexChunk *thisArg, wxList& children, char *buffer, int pos, char *e
           arg->macroId = chunk->macroId;
 
           pos = ParseArg(arg, arg->children, buffer, pos, NULL, TRUE, customMacroArgs);
-	}
+    }
         break;
       }
       case '$':
@@ -1452,6 +1616,19 @@ int ParseMacroBody(char *macro_name, TexChunk *parent,
         isOptional = TRUE;
         pos += 2;
       }
+      else if (i > 0)
+      {
+        wxString errBuf;
+        wxString tmpBuffer(buffer);
+        if (tmpBuffer.length() > 4)
+        {
+            if (tmpBuffer.Right(4) == "\\par")
+                tmpBuffer = tmpBuffer.Mid(0,tmpBuffer.length()-4);
+        }
+        errBuf.Printf("Missing macro argument in the line:\n\t%s\n",tmpBuffer.c_str());
+        OnError((char *)errBuf.c_str());
+      }
+
     }
     arg->optional = isOptional;
 
@@ -1492,11 +1669,8 @@ bool TexLoadFile(char *filename)
 
   if (line_buffer) 
       delete line_buffer;
-#ifdef __WXMSW__
-  line_buffer = new char[600];
-#else
-  line_buffer = new char[11000];
-#endif
+
+  line_buffer = new char[MAX_LINE_BUFFER_SIZE];
   
   Inputs[0] = fopen(filename, "r");
   LineNumbers[0] = 1;
@@ -1704,14 +1878,16 @@ void TraverseFromChunk(TexChunk *chunk, wxNode *thisNode, bool childrenOnly)
         OnMacro(chunk->macroId, chunk->no_args, TRUE);
 
       wxNode *node = chunk->children.First();
+      TexChunk *child_chunk = NULL;
       while (node)
       {
-        TexChunk *child_chunk = (TexChunk *)node->Data();
+        child_chunk = (TexChunk *)node->Data();
         TraverseFromChunk(child_chunk, node);
         node = node->Next();
       }
 
-      if (thisNode && thisNode->Next()) nextChunk = (TexChunk *)thisNode->Next()->Data();
+      if (thisNode && thisNode->Next())
+          nextChunk = (TexChunk *)thisNode->Next()->Data();
 
       if (!childrenOnly)
         OnMacro(chunk->macroId, chunk->no_args, FALSE);
@@ -1739,7 +1915,8 @@ void TraverseFromChunk(TexChunk *chunk, wxNode *thisNode, bool childrenOnly)
 
       currentArgument = chunk;
 
-      if (thisNode && thisNode->Next()) nextChunk = (TexChunk *)thisNode->Next()->Data();
+      if (thisNode && thisNode->Next())
+          nextChunk = (TexChunk *)thisNode->Next()->Data();
 
       isArgOptional = chunk->optional;
       noArgs = chunk->no_args;
@@ -1757,7 +1934,9 @@ void TraverseFromChunk(TexChunk *chunk, wxNode *thisNode, bool childrenOnly)
         // If non-whitespace text, we no longer have a new paragraph.
         if (issuedNewParagraph && !((chunk->value[0] == 10 || chunk->value[0] == 13 || chunk->value[0] == 32)
                                     && chunk->value[1] == 0))
+        {
           issuedNewParagraph = FALSE;
+        }
         TexOutput(chunk->value, TRUE);
       }
       break;
@@ -2987,10 +3166,9 @@ bool DefaultOnArgument(int macroId, int arg_no, bool start)
         }
         else
         {
-          char buf[300];
-          TexOutput("??", TRUE);
-          sprintf(buf, "Warning: unresolved reference %s.", refName); 
-          OnInform(buf);
+           wxString informBuf;
+           informBuf.Printf("Warning: unresolved reference '%s'", refName); 
+           OnInform((char *)informBuf.c_str());
         }
       }
       else TexOutput("??", TRUE);
@@ -3149,9 +3327,9 @@ bool DefaultOnArgument(int macroId, int arg_no, bool start)
           TexOutput(ref->sectionNumber, TRUE);
           if (strcmp(ref->sectionNumber, "??") == 0)
           {
-            char buf[300];
-            sprintf(buf, "Warning: unresolved citation %s.", citeKey);
-            OnInform(buf);
+            wxString informBuf;
+            informBuf.Printf("Warning: unresolved citation %s.", citeKey);
+            OnInform((char *)informBuf.c_str());
           }
         }
         citeKey = ParseMultifieldString(citeKeys, &pos);
@@ -3293,16 +3471,16 @@ bool DefaultOnArgument(int macroId, int arg_no, bool start)
         {
           if (!ReadBib((char*) (const char*) actualFile))
           {
-            char buf[300];
-            sprintf(buf, ".bib file %s not found or malformed", (const char*) actualFile);
-            OnError(buf);
+            wxString errBuf;
+            errBuf.Printf(".bib file %s not found or malformed", (const char*) actualFile);
+            OnError((char *)errBuf.c_str());
           }
         }
         else
         {
-          char buf[300];
-          sprintf(buf, ".bib file %s not found", fileBuf);
-          OnError(buf);
+          wxString errBuf;
+          errBuf.Printf(".bib file %s not found", fileBuf);
+          OnError((char *)errBuf.c_str());
         }
         bibFile = ParseMultifieldString(allFiles, &pos);
       }