219 lines
4.3 KiB
Plaintext
219 lines
4.3 KiB
Plaintext
%{
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/*=========================================================================
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Program: CMake - Cross-Platform Makefile Generator
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Module: $RCSfile$
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Language: C++
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Date: $Date$
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Version: $Revision$
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Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
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See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notices for more information.
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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=cmCommandArgument_yy --defines=cmCommandArgumentParserTokens.h -ocmCommandArgumentParser.cxx cmCommandArgumentParser.y
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Modify cmCommandArgumentParser.cxx:
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- remove TABs
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*/
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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 cmCommandArgument_yyerror(x) \
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cmCommandArgumentError(yyscanner, x)
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#define yyGetParser (cmCommandArgument_yyget_extra(yyscanner))
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/* Make sure the parser uses standard memory allocation. The default
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generated parser malloc/free declarations do not work on all
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platforms. */
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#include <stdlib.h>
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#define YYMALLOC malloc
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#define YYFREE free
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/*-------------------------------------------------------------------------*/
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#include "cmCommandArgumentParserHelper.h" /* Interface to parser object. */
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#include "cmCommandArgumentLexer.h" /* Interface to lexer object. */
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#include "cmCommandArgumentParserTokens.h" /* Need YYSTYPE for YY_DECL. */
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/* Forward declare the lexer entry point. */
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YY_DECL;
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/* Internal utility functions. */
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static void cmCommandArgumentError(yyscan_t yyscanner, const char* message);
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#define YYDEBUG 1
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//#define YYMAXDEPTH 100000
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//#define YYINITDEPTH 10000
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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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#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 statement contains default but no case. */
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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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/*
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%union {
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char* string;
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}
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*/
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/*-------------------------------------------------------------------------*/
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/* Tokens */
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%token cal_NCURLY
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%token cal_DCURLY
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%token cal_DOLLAR "$"
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%token cal_LCURLY "{"
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%token cal_RCURLY "}"
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%token cal_NAME
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%token cal_BSLASH "\\"
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%token cal_SYMBOL
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%token cal_AT "@"
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%token cal_ERROR
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%token cal_ATNAME
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/*-------------------------------------------------------------------------*/
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/* grammar */
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%%
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Start:
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GoalWithOptionalBackSlash
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{
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$<str>$ = 0;
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yyGetParser->SetResult($<str>1);
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}
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GoalWithOptionalBackSlash:
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Goal
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{
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$<str>$ = $<str>1;
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}
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Goal cal_BSLASH
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{
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$<str>$ = yyGetParser->CombineUnions($<str>1, $<str>2);
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}
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Goal:
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{
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$<str>$ = 0;
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}
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String Goal
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{
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$<str>$ = yyGetParser->CombineUnions($<str>1, $<str>2);
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}
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String:
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OuterText
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{
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$<str>$ = $<str>1;
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}
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Variable
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{
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$<str>$ = $<str>1;
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}
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OuterText:
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cal_NAME
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{
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$<str>$ = $<str>1;
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}
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cal_AT
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{
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$<str>$ = $<str>1;
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}
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cal_DOLLAR
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{
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$<str>$ = $<str>1;
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}
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cal_LCURLY
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{
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$<str>$ = $<str>1;
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}
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cal_RCURLY
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{
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$<str>$ = $<str>1;
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}
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cal_SYMBOL
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{
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$<str>$ = $<str>1;
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}
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Variable:
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cal_NCURLY MultipleIds cal_RCURLY
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{
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$<str>$ = yyGetParser->ExpandSpecialVariable($<str>1,$<str>2);
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//std::cerr << __LINE__ << " here: [" << $<str>1 << "] [" << $<str>2 << "] [" << $<str>3 << "]" << std::endl;
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}
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cal_DCURLY MultipleIds cal_RCURLY
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{
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$<str>$ = yyGetParser->ExpandVariable($<str>2);
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//std::cerr << __LINE__ << " here: [" << $<str>1 << "] [" << $<str>2 << "] [" << $<str>3 << "]" << std::endl;
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}
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cal_ATNAME
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{
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$<str>$ = yyGetParser->ExpandVariable($<str>1);
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}
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MultipleIds:
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{
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$<str>$ = 0;
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}
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ID MultipleIds
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{
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$<str>$ = yyGetParser->CombineUnions($<str>1, $<str>2);
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}
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ID:
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cal_NAME
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{
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$<str>$ = $<str>1;
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}
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Variable
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{
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$<str>$ = $<str>1;
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}
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%%
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/* End of grammar */
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/*--------------------------------------------------------------------------*/
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void cmCommandArgumentError(yyscan_t yyscanner, const char* message)
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{
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yyGetParser->Error(message);
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}
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