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289 lines
8.5 KiB
289 lines
8.5 KiB
%{
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/*============================================================================
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CMake - Cross Platform Makefile Generator
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Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
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Distributed under the OSI-approved BSD License (the "License");
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see accompanying file Copyright.txt for details.
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This software is distributed WITHOUT ANY WARRANTY; without even the
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implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the License for more information.
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============================================================================*/
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/*-------------------------------------------------------------------------
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Portions of this source have been derived from makedepf90 version 2.8.8,
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Copyright (C) 2000--2006 Erik Edelmann <erik.edelmann@iki.fi>
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The code was originally distributed under the GPL but permission
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from the copyright holder has been obtained to distribute this
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derived work under the CMake license.
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-------------------------------------------------------------------------*/
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/*
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This file must be translated to C and modified to build everywhere.
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Run bison like this:
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bison --yacc --name-prefix=cmDependsFortran_yy
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--defines=cmDependsFortranParserTokens.h
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-ocmDependsFortranParser.cxx
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cmDependsFortranParser.y
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Modify cmDependsFortranParser.cxx:
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- remove TABs
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- remove use of the 'register' storage class specifier
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- Remove the yyerrorlab block in range ["goto yyerrlab1", "yyerrlab1:"]
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*/
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/*-------------------------------------------------------------------------*/
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#define cmDependsFortranParser_cxx
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#include "cmDependsFortranParser.h" /* Interface to parser object. */
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#include "cmDependsFortranParserTokens.h" /* Need YYSTYPE for YY_DECL. */
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#include <cmsys/String.h>
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/* Configure the parser to use a lexer object. */
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#define YYPARSE_PARAM yyscanner
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#define YYLEX_PARAM yyscanner
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#define YYERROR_VERBOSE 1
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#define cmDependsFortran_yyerror(x) \
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cmDependsFortranError(yyscanner, x)
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/* Forward declare the lexer entry point. */
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YY_DECL;
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/* Helper function to forward error callback. */
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static void cmDependsFortranError(yyscan_t yyscanner, const char* message)
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{
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cmDependsFortranParser* parser = cmDependsFortran_yyget_extra(yyscanner);
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cmDependsFortranParser_Error(parser, message);
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}
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static bool cmDependsFortranParserIsKeyword(const char* word,
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const char* keyword)
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{
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return cmsysString_strcasecmp(word, keyword) == 0;
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}
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/* Disable some warnings in the generated code. */
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#ifdef __BORLANDC__
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# pragma warn -8004 /* Variable assigned a value that is not used. */
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# pragma warn -8008 /* condition always returns true */
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# pragma warn -8060 /* possibly incorrect assignment */
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# pragma warn -8066 /* unreachable code */
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#endif
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#ifdef _MSC_VER
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# pragma warning (disable: 4102) /* Unused goto label. */
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# pragma warning (disable: 4065) /* Switch contains default but no case. */
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# pragma warning (disable: 4701) /* Local variable may not be initialized. */
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# pragma warning (disable: 4702) /* Unreachable code. */
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# pragma warning (disable: 4127) /* Conditional expression is constant. */
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# pragma warning (disable: 4244) /* Conversion to smaller type, data loss. */
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#endif
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%}
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/* Generate a reentrant parser object. */
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%pure-parser
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%union {
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char* string;
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}
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/*-------------------------------------------------------------------------*/
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/* Tokens */
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%token EOSTMT ASSIGNMENT_OP GARBAGE
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%token CPP_INCLUDE F90PPR_INCLUDE COCO_INCLUDE
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%token F90PPR_DEFINE CPP_DEFINE F90PPR_UNDEF CPP_UNDEF
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%token CPP_IFDEF CPP_IFNDEF CPP_IF CPP_ELSE CPP_ELIF CPP_ENDIF
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%token F90PPR_IFDEF F90PPR_IFNDEF F90PPR_IF
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%token F90PPR_ELSE F90PPR_ELIF F90PPR_ENDIF
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%token COMMA DCOLON
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%token <string> CPP_TOENDL
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%token <number> UNTERMINATED_STRING
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%token <string> STRING WORD
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%token <string> CPP_INCLUDE_ANGLE
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/*-------------------------------------------------------------------------*/
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/* grammar */
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%%
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code: /* empty */ | code stmt;
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stmt: keyword_stmt | assignment_stmt;
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assignment_stmt: WORD ASSIGNMENT_OP other EOSTMT /* Ignore */
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{
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free($1);
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}
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keyword_stmt:
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WORD EOSTMT
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{
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if (cmDependsFortranParserIsKeyword($1, "interface"))
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{
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cmDependsFortranParser* parser =
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cmDependsFortran_yyget_extra(yyscanner);
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cmDependsFortranParser_SetInInterface(parser, true);
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}
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free($1);
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}
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| WORD WORD other EOSTMT
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{
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if (cmDependsFortranParserIsKeyword($1, "use"))
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{
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cmDependsFortranParser* parser =
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cmDependsFortran_yyget_extra(yyscanner);
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cmDependsFortranParser_RuleUse(parser, $2);
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}
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else if (cmDependsFortranParserIsKeyword($1, "module"))
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{
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cmDependsFortranParser* parser =
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cmDependsFortran_yyget_extra(yyscanner);
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cmDependsFortranParser_RuleModule(parser, $2);
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}
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else if (cmDependsFortranParserIsKeyword($1, "interface"))
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{
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cmDependsFortranParser* parser =
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cmDependsFortran_yyget_extra(yyscanner);
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cmDependsFortranParser_SetInInterface(parser, true);
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}
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else if (cmDependsFortranParserIsKeyword($2, "interface") &&
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cmDependsFortranParserIsKeyword($1, "end"))
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{
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cmDependsFortranParser* parser =
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cmDependsFortran_yyget_extra(yyscanner);
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cmDependsFortranParser_SetInInterface(parser, false);
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}
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free($1);
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free($2);
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}
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| WORD DCOLON WORD other EOSTMT
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{
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if (cmDependsFortranParserIsKeyword($1, "use"))
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{
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cmDependsFortranParser* parser =
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cmDependsFortran_yyget_extra(yyscanner);
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cmDependsFortranParser_RuleUse(parser, $3);
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}
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free($1);
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free($3);
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}
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| WORD COMMA WORD DCOLON WORD other EOSTMT
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{
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if (cmDependsFortranParserIsKeyword($1, "use") &&
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cmDependsFortranParserIsKeyword($3, "non_intrinsic") )
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{
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cmDependsFortranParser* parser =
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cmDependsFortran_yyget_extra(yyscanner);
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cmDependsFortranParser_RuleUse(parser, $5);
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}
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free($1);
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free($3);
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free($5);
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}
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| WORD STRING other EOSTMT /* Ignore */
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{
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if (cmDependsFortranParserIsKeyword($1, "include"))
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{
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cmDependsFortranParser* parser =
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cmDependsFortran_yyget_extra(yyscanner);
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cmDependsFortranParser_RuleInclude(parser, $2);
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}
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free($1);
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free($2);
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}
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| CPP_INCLUDE_ANGLE other EOSTMT
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{
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cmDependsFortranParser* parser =
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cmDependsFortran_yyget_extra(yyscanner);
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cmDependsFortranParser_RuleInclude(parser, $1);
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free($1);
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}
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| include STRING other EOSTMT
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{
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cmDependsFortranParser* parser =
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cmDependsFortran_yyget_extra(yyscanner);
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cmDependsFortranParser_RuleInclude(parser, $2);
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free($2);
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}
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| define WORD other EOSTMT
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{
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cmDependsFortranParser* parser = cmDependsFortran_yyget_extra(yyscanner);
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cmDependsFortranParser_RuleDefine(parser, $2);
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free($2);
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}
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| undef WORD other EOSTMT
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{
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cmDependsFortranParser* parser = cmDependsFortran_yyget_extra(yyscanner);
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cmDependsFortranParser_RuleUndef(parser, $2);
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free($2);
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}
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| ifdef WORD other EOSTMT
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{
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cmDependsFortranParser* parser = cmDependsFortran_yyget_extra(yyscanner);
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cmDependsFortranParser_RuleIfdef(parser, $2);
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free($2);
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}
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| ifndef WORD other EOSTMT
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{
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cmDependsFortranParser* parser = cmDependsFortran_yyget_extra(yyscanner);
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cmDependsFortranParser_RuleIfndef(parser, $2);
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free($2);
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}
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| if other EOSTMT
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{
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cmDependsFortranParser* parser = cmDependsFortran_yyget_extra(yyscanner);
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cmDependsFortranParser_RuleIf(parser);
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}
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| elif other EOSTMT
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{
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cmDependsFortranParser* parser = cmDependsFortran_yyget_extra(yyscanner);
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cmDependsFortranParser_RuleElif(parser);
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}
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| else other EOSTMT
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{
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cmDependsFortranParser* parser = cmDependsFortran_yyget_extra(yyscanner);
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cmDependsFortranParser_RuleElse(parser);
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}
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| endif other EOSTMT
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{
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cmDependsFortranParser* parser = cmDependsFortran_yyget_extra(yyscanner);
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cmDependsFortranParser_RuleEndif(parser);
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}
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| WORD GARBAGE other EOSTMT /* Ignore */
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{
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free($1);
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}
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| GARBAGE other EOSTMT
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| EOSTMT
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| error
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;
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include: CPP_INCLUDE | F90PPR_INCLUDE | COCO_INCLUDE ;
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define: CPP_DEFINE | F90PPR_DEFINE;
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undef: CPP_UNDEF | F90PPR_UNDEF ;
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ifdef: CPP_IFDEF | F90PPR_IFDEF ;
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ifndef: CPP_IFNDEF | F90PPR_IFNDEF ;
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if: CPP_IF | F90PPR_IF ;
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elif: CPP_ELIF | F90PPR_ELIF ;
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else: CPP_ELSE | F90PPR_ELSE ;
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endif: CPP_ENDIF | F90PPR_ENDIF ;
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other: /* empty */ | other misc_code ;
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misc_code:
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WORD { free ($1); }
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| STRING { free ($1); }
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| GARBAGE
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| ASSIGNMENT_OP
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| DCOLON
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| COMMA
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| UNTERMINATED_STRING
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;
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%%
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/* End of grammar */
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