fix 2 corner case bugs in specctra import

common/dsnlexer.cpp

@@ -2,7 +2,7 @@
 /*
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
- * Copyright (C) 2007-2008 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
+ * Copyright (C) 2007-2013 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
  * Copyright (C) 2007 KiCad Developers, see change_log.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
@@ -30,6 +30,7 @@
 #include <cctype>
 
 #include <macros.h>
+#include <fctsys.h>
 #include <dsnlexer.h>
 
 //#include "fctsys.h"
@@ -60,6 +61,8 @@ void DSNLEXER::init()
     space_in_quoted_tokens = false;
 
     commentsAreTokens = false;
+
+    D(printf( "readerStack::count:%zu\n", readerStack.size() );)
 }
 
 
@@ -102,6 +105,8 @@ DSNLEXER::DSNLEXER( const KEYWORD* aKeywordTable, unsigned aKeywordCount,
 
 DSNLEXER::~DSNLEXER()
 {
+    D(printf( "~readerStack::count:%zu\n", readerStack.size() );)
+
     if( iOwnReaders )
     {
         // delete the LINE_READERs from the stack, since I own them.

pcbnew/pcb_parser.cpp

@@ -744,7 +744,7 @@ T PCB_PARSER::lookUpLayer( const M& aMap ) throw( PARSE_ERROR, IO_ERROR )
 
     if( it == aMap.end() )
     {
-#if 1 && defined(DEBUG)
+#if 0 && defined(DEBUG)
         // dump the whole darn table, there's something wrong with it.
         for( it = aMap.begin();  it != aMap.end();  ++it )
         {

pcbnew/specctra.cpp

@@ -1870,27 +1870,29 @@ void SPECCTRA_DB::doPLACEMENT( PLACEMENT* growth ) throw( IO_ERROR )
 {
     T       tok;
 
-    NeedLEFT();
+    while( (tok = NextTok()) != T_RIGHT )
+    {
+        if( tok == T_EOF )
+            Unexpected( T_EOF );
+
+        if( tok != T_LEFT )
+            Expecting( T_LEFT );
 
         tok = NextTok();
-    if( tok==T_unit || tok==T_resolution )
+
+        switch( tok )
         {
+        case T_unit:
+        case T_resolution:
             growth->unit = new UNIT_RES( growth, tok );
             if( tok==T_resolution )
                 doRESOLUTION( growth->unit );
             else
                 doUNIT( growth->unit );
+            break;
 
-        if( NextTok() != T_LEFT )
-            Expecting( T_LEFT );
-        tok = NextTok();
-    }
-
-    if( tok == T_place_control )
-    {
-        if( NextTok() != T_LEFT )
-            Expecting( T_LEFT );
-
+        case T_place_control:
+            NeedRIGHT();
             tok = NextTok();
             if( tok != T_flip_style )
                 Expecting( T_flip_style );
@@ -1899,29 +1901,23 @@ void SPECCTRA_DB::doPLACEMENT( PLACEMENT* growth ) throw( IO_ERROR )
             if( tok==T_mirror_first || tok==T_rotate_first )
                 growth->flip_style = tok;
             else
-            Expecting("mirror_first|rotate_first");
+                Expecting( "mirror_first|rotate_first" );
 
             NeedRIGHT();
             NeedRIGHT();
-        NeedLEFT();
-        tok = NextTok();
-    }
+            break;
 
-    while( tok == T_component )
-    {
-        COMPONENT* component = new COMPONENT( growth );
+        case T_component:
+            COMPONENT* component;
+            component = new COMPONENT( growth );
             growth->components.push_back( component );
             doCOMPONENT( component );
+            break;
 
-        tok = NextTok();
-        if( tok == T_RIGHT )
-            return;
-
-        else if( tok == T_LEFT )
-            tok = NextTok();
+        default:
+            Unexpected( tok );
+        }
     }
-
-    Unexpected( CurText() );
 }
 
 

pcbnew/specctra.h

 /*
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
- * Copyright (C) 2007-2008 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
+ * Copyright (C) 2007-2013 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
  * Copyright (C) 2007 KiCad Developers, see change_log.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
@@ -3796,7 +3796,9 @@ public:
     SPECCTRA_DB() :
         SPECCTRA_LEXER( 0 )         // LINE_READER* == NULL, no DSNLEXER::PushReader()
     {
-        iOwnReaders = true;         // if an exception is thrown, close file.
+        // The LINE_READER will be pushed from an automatic instantiation,
+        // we don't own it:
+        wxASSERT( !iOwnReaders );
 
         pcb   = 0;
         session = 0;

pcbnew/specctra_import.cpp

 /*
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
- * Copyright (C) 2007-2010 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
+ * Copyright (C) 2007-2013 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
  * Copyright (C) 2007 KiCad Developers, see change_log.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
@@ -94,7 +94,6 @@ void PCB_EDIT_FRAME::ImportSpecctraSession( wxCommandEvent& event )
         return;
 
     SPECCTRA_DB     db;
-
     LOCALE_IO       toggle;
 
     try
@@ -118,7 +117,7 @@ void PCB_EDIT_FRAME::ImportSpecctraSession( wxCommandEvent& event )
 
     /* At this point we should call Compile_Ratsnest()
      * but this could be time consumming.
-     * So if incorrect number of Connecred and No connected pads is accepted
+     * So if incorrect number of Connected and No connected pads is accepted
      * until Compile_Ratsnest() is called (when track tool selected for instance)
      * leave the next line commented
      * Otherwise uncomment this line
@@ -377,7 +376,6 @@ SEGVIA* SPECCTRA_DB::makeVIA( PADSTACK* aPadstack, const POINT& aPoint, int aNet
 }
 
 
-
 // no UI code in this function, throw exception to report problems to the
 // UI handler: void PCB_EDIT_FRAME::ImportSpecctraSession( wxCommandEvent& event )