use enum for defining tokens
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Yashas
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1c0992cd03
@ -188,7 +188,7 @@ typedef struct s_symbol {
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/* Possible entries for "usage"
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*
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* This byte is used as a serie of bits, the syntax is different for
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* This byte is used as a series of bits, the syntax is different for
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* functions and other symbols:
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*
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* VARIABLE
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@ -317,108 +317,116 @@ typedef struct s_valuepair {
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/* Tokens recognized by lex()
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* Some of these constants are assigned as well to the variable "lastst" (see SC1.C)
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*/
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#define tFIRST 256 /* value of first multi-character operator */
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#define tMIDDLE 280 /* value of last multi-character operator */
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#define tLAST 331 /* value of last multi-character match-able token */
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/* multi-character operators */
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#define taMULT 256 /* *= */
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#define taDIV 257 /* /= */
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#define taMOD 258 /* %= */
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#define taADD 259 /* += */
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#define taSUB 260 /* -= */
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#define taSHL 261 /* <<= */
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#define taSHRU 262 /* >>>= */
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#define taSHR 263 /* >>= */
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#define taAND 264 /* &= */
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#define taXOR 265 /* ^= */
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#define taOR 266 /* |= */
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#define tlOR 267 /* || */
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#define tlAND 268 /* && */
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#define tlEQ 269 /* == */
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#define tlNE 270 /* != */
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#define tlLE 271 /* <= */
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#define tlGE 272 /* >= */
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#define tSHL 273 /* << */
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#define tSHRU 274 /* >>> */
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#define tSHR 275 /* >> */
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#define tINC 276 /* ++ */
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#define tDEC 277 /* -- */
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#define tELLIPS 278 /* ... */
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#define tDBLDOT 279 /* .. */
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#define tDBLCOLON 280 /* :: */
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/* reserved words (statements) */
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#define tASSERT 281
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#define tBEGIN 282
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#define tBREAK 283
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#define tCASE 284
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#define tCHAR 285
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#define tCONST 286
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#define tCONTINUE 287
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#define tDEFAULT 288
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#define tDEFINED 289
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#define tDO 290
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#define tELSE 291
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#define tEMIT 292
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#define t__EMIT 293
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#define tEND 294
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#define tENUM 295
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#define tEXIT 296
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#define tFOR 297
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#define tFORWARD 298
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#define tGOTO 299
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#define tIF 300
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#define tNATIVE 301
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#define tNEW 302
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#define tOPERATOR 303
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#define tPUBLIC 304
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#define tRETURN 305
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#define tSIZEOF 306
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#define tSLEEP 307
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#define tSTATE 308
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#define tSTATIC 309
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#define tSTOCK 310
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#define tSWITCH 311
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#define tTAGOF 312
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#define tTHEN 313
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#define tWHILE 314
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/* compiler directives */
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#define tpASSERT 315 /* #assert */
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#define tpDEFINE 316
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#define tpELSE 317 /* #else */
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#define tpELSEIF 318 /* #elseif */
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#define tpEMIT 319
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#define tpENDIF 320
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#define tpENDINPUT 321
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#define tpENDSCRPT 322
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#define tpERROR 323
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#define tpFILE 324
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#define tpIF 325 /* #if */
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#define tINCLUDE 326
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#define tpLINE 327
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#define tpPRAGMA 328
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#define tpTRYINCLUDE 329
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#define tpUNDEF 330
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#define tpWARNING 331
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/* semicolon is a special case, because it can be optional */
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#define tTERM 332 /* semicolon or newline */
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#define tENDEXPR 333 /* forced end of expression */
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/* other recognized tokens */
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#define tNUMBER 334 /* integer number */
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#define tRATIONAL 335 /* rational number */
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#define tSYMBOL 336
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#define tLABEL 337
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#define tSTRING 338
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/* argument types for emit/__emit */
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#define teANY 339 /* any value */
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#define teNUMERIC 340 /* integer/rational number */
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#define teDATA 341 /* data (variable name or address) */
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#define teLOCAL 342 /* local variable (name or offset) */
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#define teFUNCTN 343 /* Pawn function */
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#define teNATIVE 344 /* native function */
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#define teNONNEG 345 /* nonnegative integer */
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/* for assigment to "lastst" only (see SC1.C) */
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#define tEXPR 346
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#define tENDLESS 347 /* endless loop */
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enum {
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/* multi-character operators */
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tFIRST = 256, /* value of first multi-character operator */
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taMULT = tFIRST, /* *= */
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taDIV, /* /= */
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taMOD, /* %= */
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taADD, /* += */
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taSUB, /* -= */
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taSHL, /* <<= */
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taSHRU, /* >>>= */
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taSHR, /* >>= */
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taAND, /* &= */
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taXOR, /* ^= */
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taOR, /* |= */
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tlOR, /* || */
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tlAND, /* && */
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tlEQ, /* == */
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tlNE, /* != */
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tlLE, /* <= */
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tlGE, /* >= */
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tSHL, /* << */
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tSHRU, /* >>> */
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tSHR, /* >> */
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tINC, /* ++ */
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tDEC, /* -- */
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tELLIPS, /* ... */
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tDBLDOT, /* .. */
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tDBLCOLON, /* :: */
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tMIDDLE = tDBLCOLON, /* value of last multi-character operator */
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/* reserved words (statements) */
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tASSERT,
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tBEGIN,
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tBREAK,
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tCASE,
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tCHAR,
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tCONST,
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tCONTINUE,
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tDEFAULT,
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tDEFINED,
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tDO,
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tELSE,
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tEMIT,
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t__EMIT,
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tEND,
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tENUM,
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tEXIT,
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tFOR,
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tFORWARD,
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tGOTO,
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tIF,
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tNATIVE,
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tNEW,
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tOPERATOR,
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tPUBLIC,
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tRETURN,
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tSIZEOF,
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tSLEEP,
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tSTATE,
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tSTATIC,
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tSTOCK,
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tSWITCH,
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tTAGOF,
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tTHEN,
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tWHILE,
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/* compiler directives */
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tpASSERT, /* #assert */
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tpDEFINE,
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tpELSE, /* #else */
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tpELSEIF, /* #elseif */
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tpEMIT,
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tpENDIF,
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tpENDINPUT,
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tpENDSCRPT,
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tpERROR,
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tpFILE,
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tpIF,/* #if */
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tINCLUDE,
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tpLINE,
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tpPRAGMA,
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tpTRYINCLUDE,
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tpUNDEF,
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tpWARNING,
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tLAST = tpWARNING, /* value of last multi-character match-able token */
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/* semicolon is a special case, because it can be optional */
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tTERM,/* semicolon or newline */
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tENDEXPR, /* forced end of expression */
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/* other recognized tokens */
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tNUMBER,/* integer number */
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tRATIONAL, /* rational number */
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tSYMBOL,
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tLABEL,
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tSTRING,
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/* argument types for emit/__emit */
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teANY , /* any value */
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teNUMERIC, /* integer/rational number */
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teDATA , /* data (variable name or address) */
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teLOCAL, /* local variable (name or offset) */
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teFUNCTN, /* Pawn function */
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teNATIVE, /* native function */
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teNONNEG , /* nonnegative integer */
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/* for assigment to "lastst" only (see SC1.C) */
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tEXPR,
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tENDLESS, /* endless loop */
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};
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/* (reversed) evaluation of staging buffer */
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#define sSTARTREORDER 0x01
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