%{
/*---------------------------------------------------------------------------*
  Project:  NitroSDK - tools - makelcf
  File:     spec.l

  Copyright 2003-2008 Nintendo. All rights reserved.

  These coded instructions, statements, and computer programs contain
  proprietary information of Nintendo of America Inc. and/or Nintendo
  Company Ltd., and are protected by Federal copyright law. They may
  not be disclosed to third parties or copied or duplicated in any form,
  in whole or in part, without the prior written consent of Nintendo.

  $Log: spec.l,v $
  Revision 1.28  2006/05/10 02:06:00  yasu
  Added support for CodeWarrior 2.x

  Revision 1.27  2006/04/09 23:46:03  kitase_hirotake
  Revised copyright

  Revision 1.26  2006/04/06 09:22:38  kitase_hirotake
  Removed unnecessary parts

  Revision 1.25  2006/04/06 09:05:31  kitase_hirotake
  Support for .itcm.bss .dtcm.bss .wram.bss

  Revision 1.24  2005/09/01 04:30:52  yasu
  Support for Overlay Group

  Revision 1.23  2005/07/26 08:49:27  yasu
  To provide compatibility with previous versions, supported keyword 'surffix'

  Revision 1.22  2005/06/22 00:50:06  yasu
  Updated copyright year

  Revision 1.21  2005/06/20 12:21:48  yasu
  Changed Surffix to Suffix

  Revision 1.20  2004/07/10 04:06:17  yasu
  Added support for command 'Library'
  Support for modifier ':x' in template
  Fixed line continue '\' issue

  Revision 1.19  2004/07/08 02:58:53  yasu
  Support section name for multi-objects as 'Objects' parameters

  Revision 1.18  2004/07/02 07:34:53  yasu
  Added support for OBJECT( )

  Revision 1.17  2004/07/01 09:39:58  yasu
  handle ITCM/DTCM/WRAM as keyword

  Revision 1.16  2004/06/29 04:20:31  yasu
  Change error message

  Revision 1.15  2004/06/24 07:18:54  yasu
  Support for keyword "Autoload"

  Revision 1.14  2004/06/14 11:28:45  yasu
  Support for section filter "FOREACH.STATIC.OBJECTS=.sectionName"

  Revision 1.13  2004/06/07 01:46:59  yasu
  Support 'properties' as keyword.

  Revision 1.12  2004/05/27 09:59:25  yasu
  support negative value for stack size

  Revision 1.11  2004/04/02 04:02:36  yasu
  merged with 1.00 branch

  Revision 1.10  2004/04/02 03:03:17  yasu
  support big/little letter keywords

  Revision 1.9  2004/03/26 05:07:11  yasu
  Support for variables like as -DNAME=VALUE

  Revision 1.8  2004/02/05 07:09:03  yasu
  Changed SDK prefix iris -> nitro

  Revision 1.7  2004/01/15 10:47:56  yasu
  Implementation of a static StackSize

  Revision 1.6  2004/01/14 13:05:44  yasu
  Handle '\r?\n' as newline

  Revision 1.5  2004/01/14 12:58:47  yasu
  Handle '\r' as newline

  Revision 1.4  2004/01/14 12:40:34  yasu
  Change newline handling

  Revision 1.3  2004/01/14 12:38:08  yasu
  Changed OverlayName to OverlayDefs

  Revision 1.2  2004/01/07 13:10:17  yasu
  Fixed all warnings at compile -Wall

  Revision 1.1  2004/01/05 02:32:59  yasu
  Initial version

  $NoKeywords: $
 *---------------------------------------------------------------------------*/
#include	<stdio.h>
#include	<string.h>
#include	"makelcf.h"
#include	"defval.h"
#include	"spec.tab.h"

#define	RETURN(x) { debug_printf( "%s [%s]\n", #x, spec_yytext ); return(x); }

static void  YYText_ResolveDevVal( void );
static char* getSection( void );


%}

ws			[ \t]
nl			\r?\n
identifier		[A-Za-z_][A-Za-z_0-9]*
decnum			-?[1-9][0-9]*
octnum			-?0[0-7]*
hexnum			-?0[xX][0-9A-Fa-f]+
qstring			\"[^\"\n\r]*\"
string_wo_ws		[^ \t\n\r]+

%s START
%s PARAM
%s PARAM_CONTINUE
%option pointer
%option yylineno
%option noyywrap
%%

 //======================================================================
 //    SPEC TOKENS
 //======================================================================

#.*			;					/* Comment */
\/\/.*			;					/* Comment */

<INITIAL>.*	{
	YYText_ResolveDevVal();
	BEGIN START;
}

<PARAM_CONTINUE>.*	{
	YYText_ResolveDevVal();
	BEGIN PARAM;
}

<START>(Static|STATIC|static)	 		{ BEGIN PARAM; RETURN(tSTATIC);       }
<START>(Autoload|AUTOLOAD|autoload) 		{ BEGIN PARAM; RETURN(tAUTOLOAD);     }
<START>(Overlay|OVERLAY|overlay) 		{ BEGIN PARAM; RETURN(tOVERLAY);      }
<START>(Property|PROPERTY|property)		{ BEGIN PARAM; RETURN(tPROPERTY);     }
<START>(Properties|PROPERTIES|properties)	{ BEGIN PARAM; RETURN(tPROPERTY);     }

<START>(Group|GROUP|group)			{ BEGIN PARAM; RETURN(tGROUP);        }
<START>(Address|ADDRESS|address)		{ BEGIN PARAM; RETURN(tADDRESS);      }
<START>(After|AFTER|after)			{ BEGIN PARAM; RETURN(tAFTER);        }
<START>(Object|OBJECT|object)[sS]?		{ BEGIN PARAM; RETURN(tOBJECT);       }
<START>(Librar|LIBRAR|librar)(y|Y|ies|IES)?	{ BEGIN PARAM; RETURN(tLIBRARY);      }
<START>(Search|SEARCH|search)_?(Symbol|SYMBOL|symbol)[sS]? { BEGIN PARAM; RETURN(tSEARCHSYMBOL); }
<START>(StackSize|STACKSIZE|stacksize)		{ BEGIN PARAM; RETURN(tSTACKSIZE);    }

<START>(OverlayDefs|OVERLAYDEFS|overlaydefs)	{ BEGIN PARAM; RETURN(tOVERLAYDEFS);  }
<START>(OverlayTable|OVERLAYTABLE|overlaytable)	{ BEGIN PARAM; RETURN(tOVERLAYTABLE); }
<START>(Sur?ffix|SUR?FFIX|sur?ffix)		{ BEGIN PARAM; RETURN(tSUFFIX);       }

<PARAM>(ITCM|itcm|Itcm)		{
	spec_yylval.string = strdup("ITCM");
	RETURN(tSTRING_ID);
}

<PARAM>(DTCM|dtcm|Dtcm)		{
	spec_yylval.string = strdup("DTCM");
	RETURN(tSTRING_ID);
}

<PARAM>(WRAM|wram|Wram)		{
	spec_yylval.string = strdup("WRAM");
	RETURN(tSTRING_ID);
}

<START>\{		{ BEGIN PARAM; RETURN(tBEGIN);        }
<START>\}		{ BEGIN PARAM; RETURN(tEND);          }

<PARAM>{ws}*\\{ws}*{nl}	{ BEGIN PARAM_CONTINUE; }     	/* Continue to next line */

<PARAM>\({ws}*\.[a-z]*{ws}*\)	{
	spec_yylval.string = getSection();
	RETURN(tSECTIONNAME);
}

<PARAM>\({ws}*\.[a-z]*\.[a-z]*{ws}*\)	{
	spec_yylval.string = getSection();
	RETURN(tSECTIONNAME);
}

<PARAM>\*		{
	spec_yylval.string = strdup(spec_yytext);
	RETURN(tSTRING_STAR);
}

<PARAM>GROUP\([^\)]*\)	{
	spec_yylval.string = strdup(spec_yytext);
	RETURN(tSTRING_GROUP);
}

<PARAM>OBJECT\([^\)]*\)	{
	spec_yylval.string = strdup(spec_yytext);
	RETURN(tSTRING_FUNCTION);
}

{decnum}		|
{octnum}		|
{hexnum}		{			/* Integer Value */
	spec_yylval.integer = strtol((char*)spec_yytext, (char**)NULL, 0);
	RETURN(tNUMBER);
}

{identifier}		{		       	/* String for identifier */
	spec_yylval.string = strdup(spec_yytext);
	RETURN(tSTRING_ID);
}

{qstring}		{		       	/* String quated by "" */
	spec_yytext[spec_yyleng-1] = '\0';
	spec_yylval.string = strdup(spec_yytext+1);
	RETURN(tSTRING_QUATED);
}

{string_wo_ws}		{			/* String without white space */
	spec_yylval.string = strdup(spec_yytext);
	RETURN(tSTRING_NOSPACE);
}

<PARAM><<EOF>>		{ BEGIN INITIAL; RETURN(tNL); }	/* End of File */

{nl}			{ BEGIN INITIAL; RETURN(tNL); }	/* Newline     */
{ws}+			;	       			/* Whitespace */
.			{ RETURN(spec_yytext[0]);     }	/* Default     */

%%

/*============================================================================
 *  Utilities
 */
void  spec_yyerror( const char* str )
{
    int  line = spec_yylineno;
    if ( spec_yytext[0] == '\n' ) line --;
    fprintf( stderr, "makelcf: line %d: %s\n", line, str );
}

static char* getSection( void )
{
    char*  p;
    char*  head = NULL;

    for ( p = spec_yytext; *p; p ++ )
    {
	switch ( *p )
	{
	case '(':
	    while ( *p == ' ' ) p ++;
	    head = p + 1;
	    break;
	    
	case ')':
	case ' ':
	    if ( head )
            {
	        *p = '\0';
		return strdup( head );
            }
	    break;
	    
	default:
	    break;
	}
    }
    return strdup( "*" );
}

static void  YYText_ResolveDevVal( void )
{
    int   i;
    char* s = ResolveDefVal( spec_yytext );
    
    for ( i = strlen(s)-1; i >= 0; i -- )
    {
    	unput( s[i] );
    }
    free(s);
    return;
}

/*============================================================================
 *  PARSE SPEC FILE
 */
int  ParseSpecFile( const char* filename )
{
    FILE *fp;
    int   result;
    
    if ( NULL == ( fp = fopen( filename, "r" ) ) )
    {
	fprintf( stderr, "makelcf: cannot open %s\n", filename );
	return 2;
    }
    
    spec_yyin = fp;
    result = spec_yyparse();
    fclose( fp );
    if ( result ) return 1;

    return CheckSpec() ? 0 : 1;
}