[363] | 1 | /*
|
---|
| 2 | * TOPPERS/JSP Kernel
|
---|
| 3 | * Toyohashi Open Platform for Embedded Real-Time Systems/
|
---|
| 4 | * Just Standard Profile Kernel
|
---|
| 5 | *
|
---|
| 6 | * Copyright (C) 2000-2003 by Embedded and Real-Time Systems Laboratory
|
---|
| 7 | * Toyohashi Univ. of Technology, JAPAN
|
---|
| 8 | *
|
---|
| 9 | * ä¸è¨èä½æ¨©è
|
---|
| 10 | ã¯ï¼ä»¥ä¸ã® (1)ã(4) ã®æ¡ä»¶ãï¼Free Software Foundation
|
---|
| 11 | * ã«ãã£ã¦å
|
---|
| 12 | ¬è¡¨ããã¦ãã GNU General Public License ã® Version 2 ã«è¨
|
---|
| 13 | * è¿°ããã¦ããæ¡ä»¶ãæºããå ´åã«éãï¼æ¬ã½ããã¦ã§ã¢ï¼æ¬ã½ããã¦ã§ã¢
|
---|
| 14 | * ãæ¹å¤ãããã®ãå«ãï¼ä»¥ä¸åãï¼ã使ç¨ã»è¤è£½ã»æ¹å¤ã»åé
|
---|
| 15 | å¸ï¼ä»¥ä¸ï¼
|
---|
| 16 | * å©ç¨ã¨å¼ã¶ï¼ãããã¨ãç¡åã§è¨±è«¾ããï¼
|
---|
| 17 | * (1) æ¬ã½ããã¦ã§ã¢ãã½ã¼ã¹ã³ã¼ãã®å½¢ã§å©ç¨ããå ´åã«ã¯ï¼ä¸è¨ã®èä½
|
---|
| 18 | * 権表示ï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãï¼ãã®ã¾ã¾ã®å½¢ã§ã½ã¼
|
---|
| 19 | * ã¹ã³ã¼ãä¸ã«å«ã¾ãã¦ãããã¨ï¼
|
---|
| 20 | * (2) æ¬ã½ããã¦ã§ã¢ãï¼ã©ã¤ãã©ãªå½¢å¼ãªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
|
---|
| 21 | * ç¨ã§ããå½¢ã§åé
|
---|
| 22 | å¸ããå ´åã«ã¯ï¼åé
|
---|
| 23 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨
|
---|
| 24 | * è
|
---|
| 25 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®èä½æ¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨
|
---|
| 26 | * ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
|
---|
| 27 | * (3) æ¬ã½ããã¦ã§ã¢ãï¼æ©å¨ã«çµã¿è¾¼ããªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
|
---|
| 28 | * ç¨ã§ããªãå½¢ã§åé
|
---|
| 29 | å¸ããå ´åã«ã¯ï¼æ¬¡ã®ããããã®æ¡ä»¶ãæºããã
|
---|
| 30 | * ã¨ï¼
|
---|
| 31 | * (a) åé
|
---|
| 32 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨è
|
---|
| 33 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®è
|
---|
| 34 | * ä½æ¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
|
---|
| 35 | * (b) åé
|
---|
| 36 | å¸ã®å½¢æ
|
---|
| 37 | ãï¼å¥ã«å®ããæ¹æ³ã«ãã£ã¦ï¼TOPPERSããã¸ã§ã¯ãã«
|
---|
| 38 | * å ±åãããã¨ï¼
|
---|
| 39 | * (4) æ¬ã½ããã¦ã§ã¢ã®å©ç¨ã«ããç´æ¥çã¾ãã¯éæ¥çã«çãããããªãæ
|
---|
| 40 | * 害ãããï¼ä¸è¨èä½æ¨©è
|
---|
| 41 | ããã³TOPPERSããã¸ã§ã¯ããå
|
---|
| 42 | 責ãããã¨ï¼
|
---|
| 43 | *
|
---|
| 44 | * æ¬ã½ããã¦ã§ã¢ã¯ï¼ç¡ä¿è¨¼ã§æä¾ããã¦ãããã®ã§ããï¼ä¸è¨èä½æ¨©è
|
---|
| 45 | ã
|
---|
| 46 | * ãã³TOPPERSããã¸ã§ã¯ãã¯ï¼æ¬ã½ããã¦ã§ã¢ã«é¢ãã¦ï¼ãã®é©ç¨å¯è½æ§ã
|
---|
| 47 | * å«ãã¦ï¼ãããªãä¿è¨¼ãè¡ããªãï¼ã¾ãï¼æ¬ã½ããã¦ã§ã¢ã®å©ç¨ã«ããç´
|
---|
| 48 | * æ¥çã¾ãã¯éæ¥çã«çãããããªãæ害ã«é¢ãã¦ãï¼ãã®è²¬ä»»ãè² ããªãï¼
|
---|
| 49 | *
|
---|
| 50 | * @(#) $Id: parser.h,v 1.14 2003/12/20 06:32:48 takayuki Exp $
|
---|
| 51 | */
|
---|
| 52 |
|
---|
| 53 |
|
---|
| 54 | // $Header: /home/CVS/configurator/base/parser.h,v 1.14 2003/12/20 06:32:48 takayuki Exp $
|
---|
| 55 |
|
---|
| 56 | #ifndef PARSER_H
|
---|
| 57 | #define PARSER_H
|
---|
| 58 |
|
---|
| 59 | #include "base/defs.h"
|
---|
| 60 |
|
---|
| 61 | #include "base/message.h"
|
---|
| 62 |
|
---|
| 63 | #include "base/directorymap.h"
|
---|
| 64 | #include "base/component.h"
|
---|
| 65 |
|
---|
| 66 | #include <stdarg.h>
|
---|
| 67 | #include <iostream>
|
---|
| 68 | #include <list>
|
---|
| 69 | #include <string>
|
---|
| 70 | #include <fstream>
|
---|
| 71 | #include <sstream>
|
---|
| 72 |
|
---|
| 73 | #define PARSERESULT "/parse_result"
|
---|
| 74 |
|
---|
| 75 | #ifndef ERROR
|
---|
| 76 | #undef ERROR /* MinGWç°å¢ã ã¨wingdi.hã§ERRORãå®ç¾©ããã */
|
---|
| 77 | #endif
|
---|
| 78 |
|
---|
| 79 | class Token : public std::string
|
---|
| 80 | {
|
---|
| 81 | //ã¡ã³ãã®é è½ã¯ããªã
|
---|
| 82 | public:
|
---|
| 83 | enum tagTokenType
|
---|
| 84 | {
|
---|
| 85 | IDENTIFIER = 0x01,
|
---|
| 86 | INTEGER = 0x02,
|
---|
| 87 | STRINGLITERAL = 0x03,
|
---|
| 88 | STRING = 0x04,
|
---|
| 89 | OPERATOR = 0x05,
|
---|
| 90 | PUNCTUATOR = 0x06,
|
---|
| 91 | RESERVEDWORD = 0x07,
|
---|
| 92 | SPECIAL = 0x80,
|
---|
| 93 | SPACE = 0x81,
|
---|
| 94 | UNKNOWN = 0xfd,
|
---|
| 95 | ERROR = 0xfe,
|
---|
| 96 | EOS = 0xff //End of Stream
|
---|
| 97 | };
|
---|
| 98 |
|
---|
| 99 | enum tagTokenType type;
|
---|
| 100 | long value;
|
---|
| 101 | unsigned int line;
|
---|
| 102 |
|
---|
| 103 | Token(void) { type = UNKNOWN; value = 0; };
|
---|
| 104 | Token(const Token & src) { (*this) = src; };
|
---|
| 105 | Token(enum tagTokenType, const char *);
|
---|
| 106 |
|
---|
| 107 | operator const enum tagTokenType (void) const { return type; };
|
---|
| 108 |
|
---|
| 109 | Token & operator =(const Token & src);
|
---|
| 110 | bool operator == (const Token & src) const;
|
---|
| 111 |
|
---|
| 112 | Token & trim(void);
|
---|
| 113 | Token & chopLiteral(void);
|
---|
| 114 | void confirm(const char *) const;
|
---|
| 115 | };
|
---|
| 116 |
|
---|
| 117 | class Parser
|
---|
| 118 | {
|
---|
| 119 | public:
|
---|
| 120 | enum tagFunctionarities
|
---|
| 121 | { UNKNOWN = 0, DIRECTIVE = 1, LOGGING = 2 };
|
---|
| 122 |
|
---|
| 123 | struct tagFile
|
---|
| 124 | {
|
---|
| 125 | std::string identifier;
|
---|
| 126 | std::istream * stream;
|
---|
| 127 | unsigned int line;
|
---|
| 128 | };
|
---|
| 129 |
|
---|
| 130 | protected:
|
---|
| 131 | static const char * Punctuator;
|
---|
| 132 | static const char * Operator;
|
---|
| 133 | static Token lastErrorToken;
|
---|
| 134 |
|
---|
| 135 | std::string * LogBuffer;
|
---|
| 136 | unsigned int PutBackCount;
|
---|
| 137 | bool isHeadofLine;
|
---|
| 138 |
|
---|
| 139 | Directory * Container;
|
---|
| 140 |
|
---|
| 141 | tagFile * current;
|
---|
| 142 | std::list<Token> TokenStack;
|
---|
| 143 | std::list<tagFile *> fileStack;
|
---|
| 144 | int functionalities;
|
---|
| 145 |
|
---|
| 146 | std::string preprocessname; //ããªããã»ããµãéãã¨ãã«ä½¿ã£ãåå
|
---|
| 147 | std::string originalname; //æ¬æ¥ã®åå
|
---|
| 148 |
|
---|
| 149 | bool parseDirectives(Token &, int, bool);
|
---|
| 150 |
|
---|
| 151 | bool getIdentifier(Token &, int);
|
---|
| 152 | bool getWhitespace(Token &, int, bool);
|
---|
| 153 | bool getInteger(Token &, int);
|
---|
| 154 | bool getStringLiteral(Token &, int);
|
---|
| 155 | bool getOperator(Token &, int);
|
---|
| 156 |
|
---|
| 157 | int getChar(void);
|
---|
| 158 | void putBack(int);
|
---|
| 159 |
|
---|
| 160 | void initialize(void) { current = 0; functionalities = DIRECTIVE|LOGGING; PutBackCount = 0; LogBuffer = 0; isHeadofLine = true; };
|
---|
| 161 |
|
---|
| 162 | bool isenabled(enum tagFunctionarities func) { return (functionalities & (int)func) != 0; };
|
---|
| 163 |
|
---|
| 164 | public:
|
---|
| 165 | Parser(Directory & cnt) : Container(&cnt) { initialize(); };
|
---|
| 166 | Parser(Directory * cnt) : Container(cnt) { initialize(); };
|
---|
| 167 | ~Parser(void);
|
---|
| 168 |
|
---|
| 169 | void pushStream(const std::string & filename, std::string = "");
|
---|
| 170 | void pushStdStream(std::string = "Standard Input");
|
---|
| 171 |
|
---|
| 172 | void setStreamIdentifier(const std::string & id);
|
---|
| 173 | void setCurrentLine(unsigned int pos) { current->line = pos; };
|
---|
| 174 | unsigned int getCurrentLine(void);
|
---|
| 175 | const char * getStreamIdentifier(void);
|
---|
| 176 | std::string getStreamLocation(void);
|
---|
| 177 |
|
---|
| 178 | enum Token::tagTokenType getToken(Token &,bool = false);
|
---|
| 179 | void getToken(Token &,enum Token::tagTokenType, const char * = NULL);
|
---|
| 180 | void getToken(const char *) throw(Exception);
|
---|
| 181 | void getToken(const char *, const char * , const char * = 0, const char * = 0) throw(Exception);
|
---|
| 182 |
|
---|
| 183 | void putBack(Token &);
|
---|
| 184 |
|
---|
| 185 | static const Token & getLastErrorToken(void) { return lastErrorToken; };
|
---|
| 186 |
|
---|
| 187 | void enable(enum tagFunctionarities func) { functionalities |= (int)func; };
|
---|
| 188 | void disable(enum tagFunctionarities func) { functionalities &= ~(int)func; };
|
---|
| 189 |
|
---|
| 190 | std::string * setLogBuffer(std::string * buffer);
|
---|
| 191 | std::streampos getLogBufferPos(int offset = 0);
|
---|
| 192 |
|
---|
| 193 | void doPreProcess(const char * cmd);
|
---|
| 194 | };
|
---|
| 195 |
|
---|
| 196 |
|
---|
| 197 | //---
|
---|
| 198 |
|
---|
| 199 | class ParseUnit
|
---|
| 200 | {
|
---|
| 201 | protected:
|
---|
| 202 | static Token & parseParameter(Parser &);
|
---|
| 203 | static int parseParameters(Parser &, Directory *, int, int=0);
|
---|
| 204 | static int parseParameters(Parser &, Directory *, const char *);
|
---|
| 205 |
|
---|
| 206 | public:
|
---|
| 207 | ParseUnit(void *, const char *);
|
---|
| 208 | virtual ~ParseUnit(void) {};
|
---|
| 209 |
|
---|
| 210 | const char * getIdentifier(void) const;
|
---|
| 211 | virtual void body(const std::string &, Directory &, Parser &, const std::string &) =0;
|
---|
| 212 |
|
---|
| 213 | static void printList(void * container);
|
---|
| 214 | };
|
---|
| 215 |
|
---|
| 216 | #define __DECLARE_PARSEUNIT(x,y,z) class x##_##y : public x { public: x##_##y(void) : x(z) {}; protected: virtual void body(const std::string &, Directory &, Parser &, const std::string &); } instance_of_##x##_##y; void x##_##y::body(const std::string & identifier, Directory & container, Parser & p, const std::string & domain)
|
---|
| 217 |
|
---|
| 218 | //---
|
---|
| 219 |
|
---|
| 220 | class StaticAPI : public ParseUnit
|
---|
| 221 | {
|
---|
| 222 | protected:
|
---|
| 223 | static Directory * last;
|
---|
| 224 | Directory * allocate(Parser & p, Directory &, const Token &, const char *, bool = true);
|
---|
| 225 | Directory * allocate(Directory &, const Token &, const char *, bool = true);
|
---|
| 226 | Directory * find (Directory &, const Token &, const char *);
|
---|
| 227 |
|
---|
| 228 | public:
|
---|
| 229 | StaticAPI(const char * name) : ParseUnit(&(container()), name) {};
|
---|
| 230 |
|
---|
| 231 | static void printList(void) { ParseUnit::printList(&(container())); };
|
---|
| 232 | static void clearLastObject(void) { last = NULL; };
|
---|
| 233 | static void dropLastObject(void);
|
---|
| 234 |
|
---|
| 235 | static std::map<std::string, class ParseUnit *> & container(void);
|
---|
| 236 | };
|
---|
| 237 |
|
---|
| 238 | #define DECLARE_API(x,y) __DECLARE_PARSEUNIT(StaticAPI,x,y)
|
---|
| 239 |
|
---|
| 240 | //---
|
---|
| 241 |
|
---|
| 242 | class Directive : public ParseUnit
|
---|
| 243 | {
|
---|
| 244 | public:
|
---|
| 245 | static std::map<std::string, class ParseUnit *> & container(void);
|
---|
| 246 |
|
---|
| 247 | Directive(const char * name) : ParseUnit(&(container()), name) {};
|
---|
| 248 | static void printList(void) { ParseUnit::printList(&(container())); }
|
---|
| 249 | };
|
---|
| 250 |
|
---|
| 251 | #define DECLARE_DIRECTIVE(x,y) __DECLARE_PARSEUNIT(Directive,x,y)
|
---|
| 252 |
|
---|
| 253 | //---
|
---|
| 254 |
|
---|
| 255 | class ParserComponent : public Component
|
---|
| 256 | {
|
---|
| 257 | protected:
|
---|
| 258 | int failCount;
|
---|
| 259 | bool ignoreUnknownAPI;
|
---|
| 260 |
|
---|
| 261 | static void throughConfigurationFile(std::string & log, Directory & container);
|
---|
| 262 |
|
---|
| 263 | virtual void parseOption(Directory &);
|
---|
| 264 | virtual void body(Directory &);
|
---|
| 265 |
|
---|
| 266 | bool parseStaticAPI(Parser & p, Directory & container, Token token, const std::string = "");
|
---|
| 267 |
|
---|
| 268 | virtual bool parse(Parser & p, Directory & container) = 0;
|
---|
| 269 |
|
---|
| 270 | public:
|
---|
| 271 | ParserComponent(void) throw();
|
---|
| 272 | virtual ~ParserComponent(void) throw();
|
---|
| 273 | };
|
---|
| 274 |
|
---|
| 275 | //---
|
---|
| 276 |
|
---|
| 277 | namespace Common {
|
---|
| 278 |
|
---|
| 279 | enum tagAssignmentOrder { UNKNOWN, ALPHABETIC, FCFS, REVERSE=0x80, REVERSE_ALPHABETIC, REVERSE_FCFS };
|
---|
| 280 |
|
---|
| 281 | enum tagAssignmentOrder parseOrder(Directory * order_option_node);
|
---|
| 282 | enum tagAssignmentOrder parseOrder(OptionParameter::OptionItem order_option_node);
|
---|
| 283 | int assignID(Directory & container, const char * category, const char * top, enum tagAssignmentOrder = FCFS);
|
---|
| 284 | }
|
---|
| 285 |
|
---|
| 286 | //---
|
---|
| 287 |
|
---|
| 288 | inline Token::Token(enum tagTokenType type, const char * term)
|
---|
| 289 | {
|
---|
| 290 | type = type;
|
---|
| 291 | value = 0;
|
---|
| 292 | assign(term);
|
---|
| 293 | }
|
---|
| 294 |
|
---|
| 295 | inline Token & Token::operator =(const Token & src)
|
---|
| 296 | {
|
---|
| 297 | type = src.type;
|
---|
| 298 | value = src.value;
|
---|
| 299 | line = src.line;
|
---|
| 300 | assign(src);
|
---|
| 301 | return *this;
|
---|
| 302 | }
|
---|
| 303 |
|
---|
| 304 | inline bool Token::operator ==(const Token & src) const
|
---|
| 305 | {
|
---|
| 306 | if(type != src.type)
|
---|
| 307 | return false;
|
---|
| 308 | if(type == Token::INTEGER && value != src.value)
|
---|
| 309 | return false;
|
---|
| 310 | else
|
---|
| 311 | if(compare(src) != 0)
|
---|
| 312 | return false;
|
---|
| 313 |
|
---|
| 314 | return true;
|
---|
| 315 | }
|
---|
| 316 |
|
---|
| 317 | inline void Token::confirm(const char * str) const
|
---|
| 318 | {
|
---|
| 319 | if(compare(str) != 0)
|
---|
| 320 | ExceptionMessage("Illegal token (%) appears during parse process.","åå¥è§£æã®éä¸ã§ä¸æ£ãªãã¼ã¯ã³(%)ãåºç¾ãã¾ãã") << str << throwException;
|
---|
| 321 | }
|
---|
| 322 |
|
---|
| 323 | inline void Parser::getToken(Token & token, enum Token::tagTokenType type, const char * term)
|
---|
| 324 | {
|
---|
| 325 | getToken(token, type == Token::SPACE);
|
---|
| 326 |
|
---|
| 327 | if(type == Token::STRING && token == Token::STRINGLITERAL)
|
---|
| 328 | token.chopLiteral();
|
---|
| 329 |
|
---|
| 330 | if((type != token) || (term != NULL && token.compare(term) != 0))
|
---|
| 331 | {
|
---|
| 332 | lastErrorToken = token;
|
---|
| 333 | ExceptionMessage("Parse error on reading [%]","åå¥è§£æã®ã¨ã©ã¼ [%]") << token << throwException;
|
---|
| 334 | }
|
---|
| 335 | }
|
---|
| 336 |
|
---|
| 337 | inline void Parser::putBack(Token & token)
|
---|
| 338 | { TokenStack.push_front(token); }
|
---|
| 339 |
|
---|
| 340 | inline Directory * StaticAPI::find(Directory & container, const Token & token, const char * id)
|
---|
| 341 | {
|
---|
| 342 | Directory * node;
|
---|
| 343 |
|
---|
| 344 | node = container.findChild(id,token.c_str(),NULL);
|
---|
| 345 | if(node == 0)
|
---|
| 346 | ExceptionMessage("The object %(%) does not exist.","ãªãã¸ã§ã¯ã%(%)ã¯æªå®ç¾©ã§ã") << token << throwException;
|
---|
| 347 |
|
---|
| 348 | return node;
|
---|
| 349 | }
|
---|
| 350 |
|
---|
| 351 | inline void StaticAPI::dropLastObject(void)
|
---|
| 352 | {
|
---|
| 353 | if(last != NULL)
|
---|
| 354 | {
|
---|
| 355 | last->erase();
|
---|
| 356 | last = NULL;
|
---|
| 357 | }
|
---|
| 358 | }
|
---|
| 359 |
|
---|
| 360 | inline Directory * StaticAPI::allocate(Parser & p, Directory & container, const Token & token, const char * category, bool regist)
|
---|
| 361 | {
|
---|
| 362 | Directory * node = allocate(container, token, category, regist);
|
---|
| 363 | if(node != 0)
|
---|
| 364 | (*node)["position"] = p.getStreamLocation();
|
---|
| 365 | return node;
|
---|
| 366 | }
|
---|
| 367 |
|
---|
| 368 | inline void Parser::setStreamIdentifier(const std::string & id)
|
---|
| 369 | {
|
---|
| 370 | if(preprocessname.compare(id) != 0)
|
---|
| 371 | current->identifier = id;
|
---|
| 372 | else
|
---|
| 373 | current->identifier = originalname;
|
---|
| 374 | }
|
---|
| 375 |
|
---|
| 376 | #endif
|
---|
| 377 |
|
---|