CMake/Source/cmDependsFortranParser.y

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%{
/*=========================================================================
Program: CMake - Cross-Platform Makefile Generator
Module: $RCSfile$
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
/*-------------------------------------------------------------------------
Portions of this source have been derived from makefdep90 version 2.6.2,
Copyright (C) 2000,2001 Erik Edelmann <eedelman@beam.helsinki.fi>.
The code was originally distributed under the GPL but permission
from the copyright holder has been obtained to distribute this
derived work under the CMake license.
-------------------------------------------------------------------------*/
/*
This file must be translated to C and modified to build everywhere.
Run bison like this:
bison --yacc --name-prefix=cmDependsFortran_yy --defines=cmDependsFortranParserTokens.h -ocmDependsFortranParser.c cmDependsFortranParser.y
Modify cmDependsFortranParser.c:
- remove TABs
*/
/* Configure the parser to use a lexer object. */
#define YYPARSE_PARAM yyscanner
#define YYLEX_PARAM yyscanner
#define YY_DECL int cmDependsFortran_yylex(YYSTYPE* yylvalp, yyscan_t yyscanner)
#define YYERROR_VERBOSE 1
#define cmDependsFortran_yyerror(x) \
cmDependsFortranError(yyscanner, x)
/*-------------------------------------------------------------------------*/
#include "cmDependsFortranLexer.h" /* Interface to lexer object. */
#include "cmDependsFortranParser.h" /* Interface to parser object. */
#include "cmDependsFortranParserTokens.h" /* Need YYSTYPE for YY_DECL. */
/* Forward declare the lexer entry point. */
YY_DECL;
/* Internal utility functions. */
static void cmDependsFortranError(yyscan_t yyscanner, const char* message);
/* Disable some warnings in the generated code. */
#ifdef __BORLANDC__
# pragma warn -8004 /* Variable assigned a value that is not used. */
#endif
#ifdef _MSC_VER
# pragma warning (disable: 4102) /* Unused goto label. */
#endif
%}
/* Generate a reentrant parser object. */
%pure_parser
%union {
char* string;
}
/*-------------------------------------------------------------------------*/
/* Tokens */
%token USE F_INCLUDE MODULE EOSTMT
%token CPP_INCLUDE F90PPR_INCLUDE COCO_INCLUDE
%token F90PPR_DEFINE CPP_DEFINE F90PPR_UNDEF CPP_UNDEF
%token CPP_IFDEF CPP_IFNDEF CPP_IF CPP_ELSE CPP_ELIF CPP_ENDIF
%token F90PPR_IFDEF F90PPR_IFNDEF F90PPR_IF F90PPR_ELSE F90PPR_ELIF F90PPR_ENDIF
%token UNTERMINATED_STRING
%token <string> CPP_TOENDL STRING WORD
/*-------------------------------------------------------------------------*/
/* grammar */
%%
code: /* empty */ | code stmt ;
stmt:
USE WORD other eostmt
{
cmDependsFortranParser* parser = cmDependsFortran_yyget_extra(yyscanner);
cmDependsFortranParser_RuleUse(parser, $2);
free($2);
}
| include STRING other eostmt
{
cmDependsFortranParser* parser = cmDependsFortran_yyget_extra(yyscanner);
cmDependsFortranParser_RuleInclude(parser, $2);
free($2);
}
| CPP_INCLUDE WORD other eostmt /* Ignore */
| MODULE WORD eostmt
{
cmDependsFortranParser* parser = cmDependsFortran_yyget_extra(yyscanner);
cmDependsFortranParser_RuleModule(parser, $2);
free($2);
}
| define WORD other eostmt
{
cmDependsFortranParser* parser = cmDependsFortran_yyget_extra(yyscanner);
cmDependsFortranParser_RuleDefine(parser, $2);
free($2);
}
| undef WORD other eostmt
{
cmDependsFortranParser* parser = cmDependsFortran_yyget_extra(yyscanner);
cmDependsFortranParser_RuleUndef(parser, $2);
free($2);
}
| ifdef WORD other eostmt
{
cmDependsFortranParser* parser = cmDependsFortran_yyget_extra(yyscanner);
cmDependsFortranParser_RuleIfdef(parser, $2);
free($2);
}
| ifndef WORD other eostmt
{
cmDependsFortranParser* parser = cmDependsFortran_yyget_extra(yyscanner);
cmDependsFortranParser_RuleIfndef(parser, $2);
free($2);
}
| if other eostmt
{
cmDependsFortranParser* parser = cmDependsFortran_yyget_extra(yyscanner);
cmDependsFortranParser_RuleIf(parser);
}
| elif other eostmt
{
cmDependsFortranParser* parser = cmDependsFortran_yyget_extra(yyscanner);
cmDependsFortranParser_RuleElif(parser);
}
| else other eostmt
{
cmDependsFortranParser* parser = cmDependsFortran_yyget_extra(yyscanner);
cmDependsFortranParser_RuleElse(parser);
}
| endif other eostmt
{
cmDependsFortranParser* parser = cmDependsFortran_yyget_extra(yyscanner);
cmDependsFortranParser_RuleEndif(parser);
}
| other eostmt /* Ignore */
;
eostmt: /* empty */ | EOSTMT ;
include: F_INCLUDE | CPP_INCLUDE | F90PPR_INCLUDE | COCO_INCLUDE ;
define: CPP_DEFINE | F90PPR_DEFINE ;
undef: CPP_UNDEF | F90PPR_UNDEF ;
ifdef: CPP_IFDEF | F90PPR_IFDEF ;
ifndef: CPP_IFNDEF | F90PPR_IFNDEF ;
if: CPP_IF | F90PPR_IF ;
elif: CPP_ELIF | F90PPR_ELIF ;
else: CPP_ELSE | F90PPR_ELSE ;
endif: CPP_ENDIF | F90PPR_ENDIF ;
other: /* empty */ | other misc_code ;
misc_code:
WORD { free ($1); }
| STRING { free ($1); }
| UNTERMINATED_STRING
;
%%
/* End of grammar */
/*--------------------------------------------------------------------------*/
void cmDependsFortranError(yyscan_t yyscanner, const char* message)
{
cmDependsFortranParser* parser = cmDependsFortran_yyget_extra(yyscanner);
cmDependsFortranParser_Error(parser, message);
}