more fp_lib_table work, enhance parser

common/dsnlexer.cpp

@@ -304,9 +304,8 @@ void DSNLEXER::Unexpected( int aTok ) throw( IO_ERROR )
 
 void DSNLEXER::Duplicate( int aTok ) throw( IO_ERROR )
 {
-    wxString    errText;
-
-    errText.Printf( _("%s is a duplicate"), GetTokenString( aTok ).GetData() );
+    wxString errText = wxString::Format(
+        _("%s is a duplicate"), GetTokenString( aTok ).GetData() );
     THROW_PARSE_ERROR( errText, CurSource(), CurLine(), CurLineNumber(), CurOffset() );
 }
 
@@ -358,9 +357,8 @@ int DSNLEXER::NeedNUMBER( const char* aExpectation ) throw( IO_ERROR )
     int tok = NextTok();
     if( tok != DSN_NUMBER )
     {
-        wxString    errText;
-
-        errText.Printf( _("need a NUMBER for '%s'"), wxString::FromUTF8( aExpectation ).GetData() );
+        wxString errText = wxString::Format(
+            _("need a NUMBER for '%s'"), wxString::FromUTF8( aExpectation ).GetData() );
         THROW_PARSE_ERROR( errText, CurSource(), CurLine(), CurLineNumber(), CurOffset() );
     }
     return tok;

common/fp_lib_table.cpp

@@ -24,6 +24,8 @@
  */
 
 
+#include <wx/config.h>      // wxExpandEnvVars()
+
 #include <set>
 
 #include <io_mgr.h>
@@ -45,11 +47,29 @@ FP_LIB_TABLE::FP_LIB_TABLE( FP_LIB_TABLE* aFallBackTable ) :
 
 void FP_LIB_TABLE::Parse( FP_LIB_TABLE_LEXER* in ) throw( IO_ERROR, PARSE_ERROR )
 {
+    /*
+        (fp_lib_table
+            (lib (name NICKNAME)(descr DESCRIPTION)(type TYPE)(full_uri FULL_URI)(options OPTIONS))
+            :
+        )
+
+        Elements after (name) are order independent.
+    */
+
     T       tok;
 
+    // This table may be nested within a larger s-expression, or not.
+    // Allow for parser of that optional outter s-epression to have looked ahead.
+    if( in->CurTok() != T_fp_lib_table )
+    {
+        in->NeedLEFT();
+        if( ( tok = in->NextTok() ) != T_fp_lib_table )
+            in->Expecting( T_fp_lib_table );
+    }
+
     while( ( tok = in->NextTok() ) != T_RIGHT )
     {
-        // (lib (name "LOGICAL")(type "TYPE")(full_uri "FULL_URI")(options "OPTIONS"))
+        ROW     row;        // reconstructed for each row in input stream.
 
         if( tok == T_EOF )
             in->Expecting( T_RIGHT );
@@ -57,10 +77,14 @@ void FP_LIB_TABLE::Parse( FP_LIB_TABLE_LEXER* in ) throw( IO_ERROR, PARSE_ERROR
         if( tok != T_LEFT )
             in->Expecting( T_LEFT );
 
-        if( ( tok = in->NextTok() ) != T_fp_lib )
-            in->Expecting( T_fp_lib );
+        // in case there is a "row integrity" error, tell where later.
+        int lineNum = in->CurLineNumber();
+        int offset  = in->CurOffset();
+
+        if( ( tok = in->NextTok() ) != T_lib )
+            in->Expecting( T_lib );
 
-        // (name "LOGICAL_NAME")
+        // (name LOGICAL_NAME)
         in->NeedLEFT();
 
         if( ( tok = in->NextTok() ) != T_name )
@@ -68,48 +92,74 @@ void FP_LIB_TABLE::Parse( FP_LIB_TABLE_LEXER* in ) throw( IO_ERROR, PARSE_ERROR
 
         in->NeedSYMBOLorNUMBER();
 
-        ROW     row;
-
         row.SetNickName( in->FromUTF8() );
 
         in->NeedRIGHT();
 
-        // (uri "FULL_URI")
-        in->NeedLEFT();
-
-        if( ( tok = in->NextTok() ) != T_full_uri )
-            in->Expecting( T_full_uri );
-
-        in->NeedSYMBOLorNUMBER();
+        // After (name), remaining (lib) elements are order independent, and in
+        // the future, perhaps optional.  Flexibility for future changes.
 
-        row.SetFullURI( in->FromUTF8() );
+        bool    sawType = false;
+        bool    sawOpts = false;
+        bool    sawDesc = false;
+        bool    sawUri  = false;
 
-        in->NeedRIGHT();
+        while( ( tok = in->NextTok() ) != T_RIGHT )
+        {
+            if( tok == T_EOF )
+                in->Unexpected( T_EOF );
 
-        // (type "TYPE")
-        in->NeedLEFT();
+            if( tok != T_LEFT )
+                in->Expecting( T_LEFT );
 
-        if( ( tok = in->NextTok() ) != T_type )
-            in->Expecting( T_type );
+            tok = in->NeedSYMBOLorNUMBER();
 
+            switch( tok )
+            {
+            case T_uri:
+                if( sawUri )
+                    in->Duplicate( tok );
+                sawUri = true;
                 in->NeedSYMBOLorNUMBER();
+                row.SetFullURI( in->FromUTF8() );
+                break;
 
+            case T_type:
+                if( sawType )
+                    in->Duplicate( tok );
+                sawType = true;
+                in->NeedSYMBOLorNUMBER();
                 row.SetType( in->FromUTF8() );
+                break;
 
-        in->NeedRIGHT();
-
-        // (options "OPTIONS")
-        in->NeedLEFT();
-
-        if( ( tok = in->NextTok() ) != T_options )
-            in->Expecting( T_options );
+            case T_options:
+                if( sawOpts )
+                    in->Duplicate( tok );
+                sawOpts = true;
+                in->NeedSYMBOLorNUMBER();
+                row.SetOptions( in->FromUTF8() );
+                break;
 
+            case T_descr:
+                if( sawDesc )
+                    in->Duplicate( tok );
+                sawDesc = true;
                 in->NeedSYMBOLorNUMBER();
+                row.SetDescr( in->FromUTF8() );
+                break;
 
-        row.SetOptions( in->FromUTF8() );
+            default:
+                in->Unexpected( tok );
+            }
 
             in->NeedRIGHT();
-        in->NeedRIGHT();            // terminate the (lib..)
+        }
+
+        if( !sawType )
+            in->Expecting( T_type );
+
+        if( !sawUri )
+            in->Expecting( T_uri );
 
         // all nickNames within this table fragment must be unique, so we do not
         // use doReplace in InsertRow().  (However a fallBack table can have a
@@ -119,9 +169,8 @@ void FP_LIB_TABLE::Parse( FP_LIB_TABLE_LEXER* in ) throw( IO_ERROR, PARSE_ERROR
         {
             wxString msg = wxString::Format(
                                 _( "'%s' is a duplicate footprint library nickName" ),
-                                GetChars( row.nickName )
-                                );
-            THROW_IO_ERROR( msg );
+                                GetChars( row.nickName ) );
+            THROW_PARSE_ERROR( msg, in->CurSource(), in->CurLine(), lineNum, offset );
         }
     }
 }
@@ -142,8 +191,9 @@ void FP_LIB_TABLE::Format( OUTPUTFORMATTER* out, int nestLevel ) const
 void FP_LIB_TABLE::ROW::Format( OUTPUTFORMATTER* out, int nestLevel ) const
     throw( IO_ERROR )
 {
-    out->Print( nestLevel, "(lib (name %s)(full_uri %s)(type %s)(options %s))\n",
+    out->Print( nestLevel, "(lib (name %s)(descr %s)(uri %s)(type %s)(options %s))\n",
                 out->Quotew( GetNickName() ).c_str(),
+                out->Quotew( GetDescr() ).c_str(),
                 out->Quotew( GetFullURI() ).c_str(),
                 out->Quotew( GetType() ).c_str(),
                 out->Quotew( GetOptions() ).c_str()
@@ -252,6 +302,14 @@ PLUGIN* FP_LIB_TABLE::PluginFind( const wxString& aLibraryNickName )
 }
 
 
+const wxString FP_LIB_TABLE::ExpandSubtitutions( const wxString aString )
+{
+    // We reserve the right to do this another way, but providing our own member
+    // function.
+    return wxExpandEnvVars( aString );
+}
+
+
 #if 0  // don't know that this is needed yet
 MODULE* FP_LIB_TABLE::LookupFootprint( const FP_LIB_ID& aFootprintId )
     throw( IO_ERROR )

common/fp_lib_table.keywords

 fp_lib_table
+lib
 name
 type
-kicad
-legacy
-eagle
-full_uri
+uri
 options
-fp_lib
+descr

common/richio.cpp

@@ -39,15 +39,44 @@
 // "richio" after its author, Richard Hollenbeck, aka Dick Hollenbeck.
 
 
+
+void IO_ERROR::init( const char* aThrowersFile, const char* aThrowersLoc, const wxString& aMsg )
+{
+    errorText.Printf( IO_FORMAT, aMsg.GetData(),
+        wxString::FromUTF8( aThrowersFile ).GetData(),
+        wxString::FromUTF8( aThrowersLoc ).GetData() );
+}
+
+
+void PARSE_ERROR::init( const char* aThrowersFile, const char* aThrowersLoc,
+           const wxString& aMsg, const wxString& aSource,
+           const char* aInputLine,
+           int aLineNumber, int aByteIndex )
+{
+    // save inpuLine, lineNumber, and offset for UI (.e.g. Sweet text editor)
+    inputLine  = aInputLine;
+    lineNumber = aLineNumber;
+    byteIndex  = aByteIndex;
+
+    errorText.Printf( PARSE_FORMAT, aMsg.GetData(), aSource.GetData(),
+        aLineNumber, aByteIndex,
+        wxString::FromUTF8( aThrowersFile ).GetData(),
+        wxString::FromUTF8( aThrowersLoc ).GetData() );
+}
+
+
 //-----<LINE_READER>------------------------------------------------------
 
 LINE_READER::LINE_READER( unsigned aMaxLineLength )
 {
     lineNum = 0;
 
-    if( aMaxLineLength == 0 )       // caller is goofed up.
-        aMaxLineLength = LINE_READER_LINE_DEFAULT_MAX;
-
+    if( aMaxLineLength == 0 )
+    {
+        line = 0;
+    }
+    else
+    {
         maxLineLength = aMaxLineLength;
 
         // start at the INITIAL size, expand as needed up to the MAX size in maxLineLength
@@ -60,6 +89,8 @@ LINE_READER::LINE_READER( unsigned aMaxLineLength )
         line = new char[capacity];
 
         line[0] = '\0';
+    }
+
     length  = 0;
 }
 

include/fp_lib_table.h

@@ -41,7 +41,7 @@ class FP_LIB_TABLE_LEXER;
 
 /**
  * Class FP_LIB_TABLE
- * holds FP_LIB_TABLE::ROW records, and can be searched based on logical library name.
+ * holds FP_LIB_TABLE::ROW records (rows), and can be searched based on library nickName.
  * <p>
  * This class owns the <b>footprint library table</b>, which is like fstab in concept and maps
  * logical library name to the library URI, type, and options. It is heavily based on the SWEET
@@ -104,10 +104,12 @@ public:
         {
         }
 
-        ROW( const wxString& aNick, const wxString& aURI, const wxString& aType, const wxString& aOptions ) :
+        ROW( const wxString& aNick, const wxString& aURI, const wxString& aType,
+                const wxString& aOptions, const wxString& aDescr = wxEmptyString ) :
             nickName( aNick ),
             uri( aURI ),
-            options( aOptions )
+            options( aOptions ),
+            description( aDescr )
         {
             SetType( aType );
         }
@@ -119,90 +121,80 @@ public:
 
         bool operator!=( const ROW& r ) const   { return !( *this == r ); }
 
+        //-----<accessors>------------------------------------------------------
+
         /**
          * Function GetNickName
          * returns the short name of this library table row.
          */
-        const wxString& GetNickName() const
-        {
-            return nickName;
-        }
+        const wxString& GetNickName() const         { return nickName; }
+
+        /**
+         * Function SetNickName
+         * changes the logical name of this library, useful for an editor.
+         */
+        void SetNickName( const wxString& aNickName ) { nickName = aNickName; }
 
         /**
          * Function GetType
-         * returns the type of LIB represented by this record.
+         * returns the type of LIB represented by this row.
          */
-        const wxString GetType() const
-        {
-            return IO_MGR::ShowType( type );
-        }
+        const wxString GetType() const              { return IO_MGR::ShowType( type ); }
+
+        /**
+         * Function SetType
+         * changes the type represented by this row.
+         */
+        void SetType( const wxString& aType )       { type = IO_MGR::EnumFromStr( aType ); }
 
         /**
          * Function GetFullURI
          * returns the full location specifying URI for the LIB.
          */
-        const wxString& GetFullURI() const
-        {
-            return uri;
-        }
+        const wxString& GetFullURI() const          { return uri; }
+
+        /**
+         * Function SetFullURI
+         * changes the full URI for the library.
+         */
+        void SetFullURI( const wxString& aFullURI ) { uri = aFullURI; }
 
         /**
          * Function GetOptions
          * returns the options string, which may hold a password or anything else needed to
          * instantiate the underlying LIB_SOURCE.
          */
-        const wxString& GetOptions() const
-        {
-            return options;
-        }
+        const wxString& GetOptions() const          { return options; }
 
         /**
-         * Function Format
-         * serializes this object as utf8 text to an OUTPUTFORMATTER, and tries to
-         * make it look good using multiple lines and indentation.
-         * @param out is an #OUTPUTFORMATTER
-         * @param nestLevel is the indentation level to base all lines of the output.
-         *   Actual indentation will be 2 spaces for each nestLevel.
+         * Function SetOptions
          */
-        void Format( OUTPUTFORMATTER* out, int nestLevel ) const
-            throw( IO_ERROR );
+        void SetOptions( const wxString& aOptions ) { options = aOptions; }
 
         /**
-         * Function SetNickName
-         * changes the logical name of this library, useful for an editor.
+         * Function GetDescr
+         * returns the description of the library referenced by this row.
          */
-        void SetNickName( const wxString& aNickName )
-        {
-            nickName = aNickName;
-        }
+        const wxString& GetDescr() const            { return description; }
 
         /**
-         * Function SetType
-         * changes the type represented by this record.
+         * Function SetDescr
+         * changes the description of the library referenced by this row.
          */
-        void SetType( const wxString& aType )
-        {
-            type = IO_MGR::EnumFromStr( aType );
-        }
+        void SetDescr( const wxString& aDescr )     { description = aDescr; }
 
-        /**
-         * Function SetFullURI
-         * changes the full URI for the library, useful from a library table editor.
-         */
-        void SetFullURI( const wxString& aFullURI )
-        {
-            uri = aFullURI;
-        }
+        //-----</accessors>-----------------------------------------------------
 
         /**
-         * Function SetOptions
-         * changes the options string for this record, and is useful from
-         * the library table editor.
+         * Function Format
+         * serializes this object as utf8 text to an OUTPUTFORMATTER, and tries to
+         * make it look good using multiple lines and indentation.
+         * @param out is an #OUTPUTFORMATTER
+         * @param nestLevel is the indentation level to base all lines of the output.
+         *   Actual indentation will be 2 spaces for each nestLevel.
          */
-        void SetOptions( const wxString& aOptions )
-        {
-            options = aOptions;
-        }
+        void Format( OUTPUTFORMATTER* out, int nestLevel ) const
+            throw( IO_ERROR );
 
     private:
 
@@ -210,6 +202,7 @@ public:
         wxString        uri;
         LIB_T           type;
         wxString        options;
+        wxString        description;
     };
 
 
@@ -219,7 +212,7 @@ public:
      * @a aFallBackTable.  Loading of this table fragment is done by using Parse().
      *
      * @param aFallBackTable is another FP_LIB_TABLE which is searched only when
-     *                       a record is not found in this table.  No ownership is
+     *                       a row is not found in this table.  No ownership is
      *                       taken of aFallBackTable.
      */
     FP_LIB_TABLE( FP_LIB_TABLE* aFallBackTable = NULL );
@@ -249,9 +242,9 @@ public:
      *
      * <pre>
      * (fp_lib_table
-     *   (lib (name LOGICAL)(type TYPE)(uri FULL_URI)(options OPTIONS))
-     *   (lib (name LOGICAL)(type TYPE)(uri FULL_URI)(options OPTIONS))
-     *   (lib (name LOGICAL)(type TYPE)(uri FULL_URI)(options OPTIONS))
+     *   (lib (name LOGICAL)(descr DESCRIPTION)(uri FULL_URI)(type TYPE)(options OPTIONS))
+     *   (lib (name LOGICAL)(descr DESCRIPTION)(uri FULL_URI)(type TYPE)(options OPTIONS))
+     *   (lib (name LOGICAL)(descr DESCRIPTION)(uri FULL_URI)(type TYPE)(options OPTIONS))
      *  )
      * </pre>
      *
@@ -363,6 +356,15 @@ public:
     const ROW* FindRow( const wxString& aNickName ) throw( IO_ERROR );
 
 
+    /**
+     * Function ExpandEnvSubsitutions
+     * replaces any environment variable references with their values and is
+     * here to fully embellish the ROW::uri in a platform independent way.
+     * This enables (fp_lib_table)s to have platform dependent environment
+     * variables in them, allowing for a uniform table across platforms.
+     */
+    static const wxString ExpandSubtitutions( const wxString aString );
+
 protected:
 
     /**

include/richio.h

@@ -115,12 +115,7 @@ struct IO_ERROR // : std::exception
         init( aThrowersFile, aThrowersLoc, wxString( aMsg ) );
     }
 
-    void init( const char* aThrowersFile, const char* aThrowersLoc, const wxString& aMsg )
-    {
-        errorText.Printf( IO_FORMAT, aMsg.GetData(),
-            wxString::FromUTF8( aThrowersFile ).GetData(),
-            wxString::FromUTF8( aThrowersLoc ).GetData() );
-    }
+    void init( const char* aThrowersFile, const char* aThrowersLoc, const wxString& aMsg );
 
     IO_ERROR() {}
 
@@ -165,18 +160,7 @@ struct PARSE_ERROR : public IO_ERROR
     void init( const char* aThrowersFile, const char* aThrowersLoc,
                const wxString& aMsg, const wxString& aSource,
                const char* aInputLine,
-               int aLineNumber, int aByteIndex )
-    {
-        // save inpuLine, lineNumber, and offset for UI (.e.g. Sweet text editor)
-        inputLine  = aInputLine;
-        lineNumber = aLineNumber;
-        byteIndex  = aByteIndex;
-
-        errorText.Printf( PARSE_FORMAT, aMsg.GetData(), aSource.GetData(),
-            aLineNumber, aByteIndex,
-            wxString::FromUTF8( aThrowersFile ).GetData(),
-            wxString::FromUTF8( aThrowersLoc ).GetData() );
-    }
+               int aLineNumber, int aByteIndex );
 
     ~PARSE_ERROR() throw ( /*none*/ ){}
 };

pcbnew/pcb_plot_params.h

@@ -292,5 +292,4 @@ public:
  */
 extern int g_DrawDefaultLineThickness;
 
-
 #endif // PCB_PLOT_PARAMS_H_

pcbnew/pcbnew_config.cpp

@@ -45,6 +45,10 @@
 #include <class_board.h>
 #include <fp_lib_table.h>
 
+#if defined(DEBUG)
+ #include <fp_lib_table_lexer.h>
+#endif
+
 #include <pcbplot.h>
 #include <pcbnew.h>
 #include <pcbnew_id.h>
@@ -88,6 +92,39 @@ void PCB_EDIT_FRAME::Process_Config( wxCommandEvent& event )
             FP_LIB_TABLE    gbl;
             FP_LIB_TABLE    prj;
 
+#if defined(DEBUG)
+            FP_LIB_TABLE_LEXER  glex(
+                "(fp_lib_table\n"
+                "   (lib (name passives)(descr \"Demo Lib\")(type KiCad)(uri ${KISFP}/passives.pretty))\n"
+                "   (lib (name micros)(descr \"Small stuff\")(type Legacy)(uri ${KISFP}/passives.mod)(options \"op1=2\"))\n"
+                "   (lib (name chips)(descr \"Potatoe chips\")(type Eagle)(uri /opt/eagle-6.2.0/lbr/con-amp-micromatch.lbr))\n"
+                ")", wxT( "gbl" ) );
+
+            FP_LIB_TABLE_LEXER  plex(
+                "(fp_lib_table\n"
+                "   (lib (name passives)(descr \"Demo Lib\")(type KiCad)(uri ${KIUFP}/passives.pretty))\n"
+                "   (lib (name micros)(descr \"Small stuff\")(type Legacy)(uri ${KIUFP}/micros.mod)(options \"op1=2\"))\n"
+                "   (lib (name chips)(descr \"Potatoe chips\")(type Eagle)(uri /opt/eagle-6.2.0/lbr/con-amp-micromatch.lbr))\n"
+                ")", wxT( "prj" ) );
+
+            try
+            {
+                gbl.Parse( &glex );
+                prj.Parse( &plex );
+            }
+            /* PARSE_ERROR is an IO_ERROR, handle them the same for now.
+            catch( PARSE_ERROR pe )
+            {
+                DisplayError( this, pe.errorText );
+                break;
+            }
+            */
+            catch( IO_ERROR ioe )
+            {
+                DisplayError( this, ioe.errorText );
+                break;
+            }
+#else
             gbl.InsertRow( FP_LIB_TABLE::ROW(
                 wxT( "passives" ), wxT( "%G/passives" ), wxT( "KiCad" ), wxT( "speed=fast,purpose=testing" ) ) );
 
@@ -96,6 +133,7 @@ void PCB_EDIT_FRAME::Process_Config( wxCommandEvent& event )
 
             prj.InsertRow( FP_LIB_TABLE::ROW(
                 wxT( "micros" ), wxT( "%P/potato_chips" ), wxT( "Eagle" ), wxT( "speed=fast,purpose=testing" ) ) );
+#endif
 
             int r = InvokePcbLibTableEditor( this, &gbl, &prj );