diff options
author | Arnold D. Robbins <arnold@skeeve.com> | 2010-07-16 12:41:09 +0300 |
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committer | Arnold D. Robbins <arnold@skeeve.com> | 2010-07-16 12:41:09 +0300 |
commit | 8c042f99cc7465c86351d21331a129111b75345d (patch) | |
tree | 9656e653be0e42e5469cec77635c20356de152c2 /awktab.c | |
parent | 8ceb5f934787eb7be5fb452fb39179df66119954 (diff) | |
download | egawk-8c042f99cc7465c86351d21331a129111b75345d.tar.gz egawk-8c042f99cc7465c86351d21331a129111b75345d.tar.bz2 egawk-8c042f99cc7465c86351d21331a129111b75345d.zip |
Move to gawk-3.0.0.
Diffstat (limited to 'awktab.c')
-rw-r--r-- | awktab.c | 2541 |
1 files changed, 1443 insertions, 1098 deletions
@@ -1,5 +1,5 @@ -/* A Bison parser, made from awk.y with Bison version GNU Bison version 1.22 +/* A Bison parser, made from ./awk.y with Bison version GNU Bison version 1.22 */ #define YYBISON 1 /* Identify Bison output. */ @@ -33,16 +33,17 @@ #define LEX_EXIT 284 #define LEX_FUNCTION 285 #define LEX_GETLINE 286 -#define LEX_IN 287 -#define LEX_AND 288 -#define LEX_OR 289 -#define INCREMENT 290 -#define DECREMENT 291 -#define LEX_BUILTIN 292 -#define LEX_LENGTH 293 -#define UNARY 294 - -#line 26 "awk.y" +#define LEX_NEXTFILE 287 +#define LEX_IN 288 +#define LEX_AND 289 +#define LEX_OR 290 +#define INCREMENT 291 +#define DECREMENT 292 +#define LEX_BUILTIN 293 +#define LEX_LENGTH 294 +#define UNARY 295 + +#line 26 "./awk.y" #ifdef DEBUG #define YYDEBUG 12 @@ -50,7 +51,14 @@ #include "awk.h" -static void yyerror (); /* va_alist */ +#define CAN_FREE TRUE +#define DONT_FREE FALSE + +#if defined(HAVE_STDARG_H) && defined(__STDC__) && __STDC__ +static void yyerror(const char *m, ...) ; +#else +static void yyerror(); /* va_alist */ +#endif static char *get_src_buf P((void)); static int yylex P((void)); static NODE *node_common P((NODETYPE op)); @@ -64,11 +72,17 @@ static void pop_params P((NODE *params)); static NODE *make_param P((char *name)); static NODE *mk_rexp P((NODE *exp)); static int dup_parms P((NODE *func)); +static void param_sanity P((NODE *arglist)); +static int isnoeffect P((NODETYPE)); + +enum defref { FUNC_DEFINE, FUNC_USE }; +static void func_use P((char *name, enum defref how)); +static void check_funcs P((void)); static int want_assign; /* lexical scanning kludge */ static int want_regexp; /* lexical scanning kludge */ static int can_return; /* lexical scanning kludge */ -static int io_allowed = 1; /* lexical scanning kludge */ +static int io_allowed = TRUE; /* lexical scanning kludge */ static char *lexptr; /* pointer to next char during parsing */ static char *lexend; static char *lexptr_begin; /* keep track of where we were for error msgs */ @@ -91,7 +105,7 @@ extern int errcount; extern NODE *begin_block; extern NODE *end_block; -#line 75 "awk.y" +#line 88 "./awk.y" typedef union { long lval; AWKNUM fval; @@ -127,26 +141,26 @@ typedef -#define YYFINAL 310 +#define YYFINAL 312 #define YYFLAG -32768 -#define YYNTBASE 61 +#define YYNTBASE 62 -#define YYTRANSLATE(x) ((unsigned)(x) <= 294 ? yytranslate[x] : 106) +#define YYTRANSLATE(x) ((unsigned)(x) <= 295 ? yytranslate[x] : 107) static const char yytranslate[] = { 0, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 50, 2, 2, 53, 49, 2, 2, 54, - 55, 47, 45, 41, 46, 2, 48, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 40, 60, 42, - 2, 43, 39, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 51, 2, 2, 54, 50, 2, 2, 55, + 56, 48, 46, 42, 47, 2, 49, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 41, 61, 43, + 2, 44, 40, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 56, 2, 57, 52, 2, 2, 2, 2, 2, 2, + 57, 2, 58, 53, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 58, 44, 59, 2, 2, 2, 2, 2, + 2, 2, 59, 45, 60, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, @@ -163,7 +177,7 @@ static const char yytranslate[] = { 0, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, - 36, 37, 38, 51 + 36, 37, 38, 39, 52 }; #if YYDEBUG != 0 @@ -173,132 +187,135 @@ static const short yyprhs[] = { 0, 50, 52, 53, 61, 66, 71, 73, 77, 78, 83, 89, 94, 96, 99, 101, 104, 106, 109, 112, 115, 119, 121, 128, 137, 146, 157, 167, 170, 173, 180, - 185, 189, 193, 194, 199, 206, 210, 213, 215, 217, - 224, 234, 236, 239, 240, 242, 243, 246, 247, 250, - 253, 256, 257, 259, 261, 265, 267, 270, 274, 275, - 277, 278, 280, 282, 286, 288, 291, 295, 299, 300, - 302, 304, 308, 310, 313, 317, 321, 322, 327, 333, - 338, 342, 346, 350, 354, 356, 359, 363, 367, 371, - 375, 381, 383, 386, 387, 392, 396, 400, 404, 406, - 409, 413, 417, 421, 427, 429, 432, 434, 438, 442, - 446, 450, 454, 458, 461, 464, 467, 471, 476, 481, - 483, 488, 490, 493, 496, 498, 500, 503, 506, 507, - 509, 511, 516, 519, 522, 525, 527, 528, 530, 532 + 185, 189, 192, 196, 197, 202, 209, 213, 216, 218, + 220, 227, 237, 239, 242, 243, 245, 246, 249, 250, + 253, 256, 259, 260, 262, 264, 268, 270, 273, 277, + 278, 280, 281, 283, 285, 289, 291, 294, 298, 302, + 303, 305, 307, 311, 313, 316, 320, 324, 325, 330, + 336, 341, 345, 349, 353, 357, 359, 362, 366, 370, + 374, 378, 384, 386, 389, 390, 395, 399, 403, 407, + 409, 412, 416, 420, 424, 430, 432, 435, 437, 441, + 445, 449, 453, 457, 461, 464, 467, 470, 474, 479, + 484, 486, 491, 493, 496, 499, 501, 503, 506, 509, + 510, 512, 514, 519, 522, 525, 528, 530, 531, 533, + 535 }; -static const short yyrhs[] = { 82, - 62, 82, 0, 63, 0, 62, 63, 0, 1, 0, - 62, 1, 0, 0, 0, 15, 64, 74, 0, 0, - 16, 65, 74, 0, 15, 76, 0, 16, 76, 0, - 71, 74, 0, 74, 0, 71, 76, 0, 68, 70, - 0, 4, 0, 3, 0, 67, 0, 37, 0, 38, - 0, 0, 30, 69, 66, 54, 85, 102, 82, 0, - 100, 75, 101, 103, 0, 100, 101, 103, 82, 0, - 92, 0, 92, 41, 92, 0, 0, 48, 73, 5, - 48, 0, 100, 75, 101, 103, 82, 0, 100, 101, - 103, 82, 0, 77, 0, 75, 77, 0, 1, 0, - 75, 1, 0, 81, 0, 104, 82, 0, 104, 82, - 0, 100, 101, 0, 100, 75, 101, 0, 80, 0, - 21, 54, 92, 102, 82, 77, 0, 22, 82, 77, - 21, 54, 92, 102, 82, 0, 23, 54, 4, 32, - 4, 102, 82, 77, 0, 23, 54, 87, 104, 92, - 104, 87, 102, 82, 77, 0, 23, 54, 87, 104, - 104, 87, 102, 82, 77, 0, 24, 76, 0, 25, - 76, 0, 79, 54, 91, 102, 84, 76, 0, 79, - 88, 84, 76, 0, 28, 87, 76, 0, 29, 87, - 76, 0, 0, 19, 78, 87, 76, 0, 20, 4, - 56, 91, 57, 76, 0, 20, 4, 76, 0, 92, - 76, 0, 26, 0, 27, 0, 17, 54, 92, 102, - 82, 77, 0, 17, 54, 92, 102, 82, 77, 18, - 82, 77, 0, 13, 0, 81, 13, 0, 0, 81, - 0, 0, 42, 96, 0, 0, 43, 92, 0, 10, - 92, 0, 44, 92, 0, 0, 86, 0, 4, 0, - 86, 105, 4, 0, 1, 0, 86, 1, 0, 86, - 105, 1, 0, 0, 92, 0, 0, 89, 0, 94, - 0, 89, 105, 94, 0, 1, 0, 89, 1, 0, - 89, 1, 94, 0, 89, 105, 1, 0, 0, 91, - 0, 92, 0, 91, 105, 92, 0, 1, 0, 91, - 1, 0, 91, 1, 92, 0, 91, 105, 1, 0, - 0, 99, 11, 93, 92, 0, 54, 91, 102, 32, - 4, 0, 92, 44, 31, 98, 0, 31, 98, 83, - 0, 92, 33, 92, 0, 92, 34, 92, 0, 92, - 12, 92, 0, 72, 0, 50, 72, 0, 92, 32, - 4, 0, 92, 9, 92, 0, 92, 42, 92, 0, - 92, 43, 92, 0, 92, 39, 92, 40, 92, 0, - 96, 0, 92, 96, 0, 0, 99, 11, 95, 94, - 0, 94, 33, 94, 0, 94, 34, 94, 0, 31, - 98, 83, 0, 72, 0, 50, 72, 0, 94, 12, - 94, 0, 94, 32, 4, 0, 94, 9, 94, 0, - 94, 39, 94, 40, 94, 0, 96, 0, 94, 96, - 0, 97, 0, 96, 52, 96, 0, 96, 47, 96, - 0, 96, 48, 96, 0, 96, 49, 96, 0, 96, - 45, 96, 0, 96, 46, 96, 0, 99, 35, 0, - 99, 36, 0, 50, 96, 0, 54, 92, 102, 0, - 37, 54, 90, 102, 0, 38, 54, 90, 102, 0, - 38, 0, 3, 54, 90, 102, 0, 99, 0, 35, - 99, 0, 36, 99, 0, 7, 0, 8, 0, 46, - 96, 0, 45, 96, 0, 0, 99, 0, 4, 0, - 4, 56, 91, 57, 0, 53, 97, 0, 58, 82, - 0, 59, 82, 0, 55, 0, 0, 104, 0, 60, - 0, 41, 82, 0 +static const short yyrhs[] = { 83, + 63, 83, 0, 64, 0, 63, 64, 0, 1, 0, + 63, 1, 0, 0, 0, 15, 65, 75, 0, 0, + 16, 66, 75, 0, 15, 77, 0, 16, 77, 0, + 72, 75, 0, 75, 0, 72, 77, 0, 69, 71, + 0, 4, 0, 3, 0, 68, 0, 38, 0, 39, + 0, 0, 30, 70, 67, 55, 86, 103, 83, 0, + 101, 76, 102, 104, 0, 101, 102, 104, 83, 0, + 93, 0, 93, 42, 93, 0, 0, 49, 74, 5, + 49, 0, 101, 76, 102, 104, 83, 0, 101, 102, + 104, 83, 0, 78, 0, 76, 78, 0, 1, 0, + 76, 1, 0, 82, 0, 105, 83, 0, 105, 83, + 0, 101, 102, 0, 101, 76, 102, 0, 81, 0, + 21, 55, 93, 103, 83, 78, 0, 22, 83, 78, + 21, 55, 93, 103, 83, 0, 23, 55, 4, 33, + 4, 103, 83, 78, 0, 23, 55, 88, 105, 93, + 105, 88, 103, 83, 78, 0, 23, 55, 88, 105, + 105, 88, 103, 83, 78, 0, 24, 77, 0, 25, + 77, 0, 80, 55, 92, 103, 85, 77, 0, 80, + 89, 85, 77, 0, 28, 88, 77, 0, 32, 77, + 0, 29, 88, 77, 0, 0, 19, 79, 88, 77, + 0, 20, 4, 57, 92, 58, 77, 0, 20, 4, + 77, 0, 93, 77, 0, 26, 0, 27, 0, 17, + 55, 93, 103, 83, 78, 0, 17, 55, 93, 103, + 83, 78, 18, 83, 78, 0, 13, 0, 82, 13, + 0, 0, 82, 0, 0, 43, 97, 0, 0, 44, + 93, 0, 10, 93, 0, 45, 93, 0, 0, 87, + 0, 4, 0, 87, 106, 4, 0, 1, 0, 87, + 1, 0, 87, 106, 1, 0, 0, 93, 0, 0, + 90, 0, 95, 0, 90, 106, 95, 0, 1, 0, + 90, 1, 0, 90, 1, 95, 0, 90, 106, 1, + 0, 0, 92, 0, 93, 0, 92, 106, 93, 0, + 1, 0, 92, 1, 0, 92, 1, 93, 0, 92, + 106, 1, 0, 0, 100, 11, 94, 93, 0, 55, + 92, 103, 33, 4, 0, 93, 45, 31, 99, 0, + 31, 99, 84, 0, 93, 34, 93, 0, 93, 35, + 93, 0, 93, 12, 93, 0, 73, 0, 51, 73, + 0, 93, 33, 4, 0, 93, 9, 93, 0, 93, + 43, 93, 0, 93, 44, 93, 0, 93, 40, 93, + 41, 93, 0, 97, 0, 93, 97, 0, 0, 100, + 11, 96, 95, 0, 95, 34, 95, 0, 95, 35, + 95, 0, 31, 99, 84, 0, 73, 0, 51, 73, + 0, 95, 12, 95, 0, 95, 33, 4, 0, 95, + 9, 95, 0, 95, 40, 95, 41, 95, 0, 97, + 0, 95, 97, 0, 98, 0, 97, 53, 97, 0, + 97, 48, 97, 0, 97, 49, 97, 0, 97, 50, + 97, 0, 97, 46, 97, 0, 97, 47, 97, 0, + 100, 36, 0, 100, 37, 0, 51, 97, 0, 55, + 93, 103, 0, 38, 55, 91, 103, 0, 39, 55, + 91, 103, 0, 39, 0, 3, 55, 91, 103, 0, + 100, 0, 36, 100, 0, 37, 100, 0, 7, 0, + 8, 0, 47, 97, 0, 46, 97, 0, 0, 100, + 0, 4, 0, 4, 57, 92, 58, 0, 54, 98, + 0, 59, 83, 0, 60, 83, 0, 56, 0, 0, + 105, 0, 61, 0, 42, 83, 0 }; #endif #if YYDEBUG != 0 static const short yyrline[] = { 0, - 136, 141, 149, 165, 166, 167, 171, 173, 187, 189, - 203, 209, 215, 217, 219, 232, 241, 243, 245, 255, - 256, 260, 264, 275, 280, 289, 291, 300, 302, 320, - 322, 327, 329, 337, 339, 344, 345, 349, 351, 353, - 355, 357, 359, 361, 366, 370, 375, 378, 381, 383, - 403, 430, 432, 434, 436, 438, 452, 457, 459, 464, - 469, 476, 478, 482, 483, 487, 489, 494, 496, 498, - 500, 505, 507, 512, 514, 516, 518, 520, 526, 528, - 533, 535, 540, 542, 548, 550, 552, 554, 559, 561, - 566, 568, 574, 576, 578, 580, 585, 588, 593, 595, - 600, 606, 608, 610, 616, 626, 634, 636, 642, 644, - 646, 648, 650, 655, 658, 659, 661, 663, 669, 671, - 673, 675, 677, 679, 681, 683, 688, 690, 692, 694, - 696, 698, 700, 702, 704, 709, 711, 713, 716, 718, - 726, 731, 732, 734, 736, 738, 741, 748, 757, 759, - 764, 766, 774, 779, 783, 787, 791, 792, 796, 799 + 149, 157, 165, 181, 182, 183, 187, 189, 203, 205, + 219, 225, 231, 233, 235, 248, 257, 259, 261, 271, + 272, 276, 280, 291, 296, 305, 307, 316, 318, 336, + 338, 343, 349, 357, 359, 364, 365, 369, 371, 373, + 375, 377, 379, 381, 387, 391, 396, 399, 402, 404, + 424, 463, 482, 484, 489, 491, 493, 507, 512, 514, + 519, 524, 531, 533, 537, 538, 542, 544, 549, 551, + 553, 555, 560, 562, 567, 569, 571, 573, 575, 581, + 583, 588, 590, 595, 597, 603, 605, 607, 609, 614, + 616, 621, 623, 629, 631, 633, 635, 640, 643, 648, + 650, 655, 661, 663, 665, 671, 681, 689, 691, 697, + 699, 701, 703, 705, 710, 713, 714, 716, 718, 724, + 726, 728, 730, 732, 734, 736, 738, 743, 745, 747, + 749, 751, 753, 755, 757, 759, 764, 766, 768, 771, + 773, 781, 788, 789, 791, 793, 795, 798, 806, 817, + 819, 824, 826, 834, 839, 843, 847, 851, 852, 856, + 859 }; static const char * const yytname[] = { "$","error","$illegal.","FUNC_CALL", "NAME","REGEXP","ERROR","YNUMBER","YSTRING","RELOP","APPEND_OP","ASSIGNOP","MATCHOP", "NEWLINE","CONCAT_OP","LEX_BEGIN","LEX_END","LEX_IF","LEX_ELSE","LEX_RETURN", "LEX_DELETE","LEX_WHILE","LEX_DO","LEX_FOR","LEX_BREAK","LEX_CONTINUE","LEX_PRINT", -"LEX_PRINTF","LEX_NEXT","LEX_EXIT","LEX_FUNCTION","LEX_GETLINE","LEX_IN","LEX_AND", -"LEX_OR","INCREMENT","DECREMENT","LEX_BUILTIN","LEX_LENGTH","'?'","':'","','", -"'<'","'>'","'|'","'+'","'-'","'*'","'/'","'%'","'!'","UNARY","'^'","'$'","'('", -"')'","'['","']'","'{'","'}'","';'","start","program","rule","@1","@2","func_name", -"lex_builtin","function_prologue","@3","function_body","pattern","regexp","@4", -"action","statements","statement_term","statement","@5","print","if_statement", -"nls","opt_nls","input_redir","output_redir","opt_param_list","param_list","opt_exp", -"opt_rexpression_list","rexpression_list","opt_expression_list","expression_list", -"exp","@6","rexp","@7","simp_exp","non_post_simp_exp","opt_variable","variable", -"l_brace","r_brace","r_paren","opt_semi","semi","comma","" +"LEX_PRINTF","LEX_NEXT","LEX_EXIT","LEX_FUNCTION","LEX_GETLINE","LEX_NEXTFILE", +"LEX_IN","LEX_AND","LEX_OR","INCREMENT","DECREMENT","LEX_BUILTIN","LEX_LENGTH", +"'?'","':'","','","'<'","'>'","'|'","'+'","'-'","'*'","'/'","'%'","'!'","UNARY", +"'^'","'$'","'('","')'","'['","']'","'{'","'}'","';'","start","program","rule", +"@1","@2","func_name","lex_builtin","function_prologue","@3","function_body", +"pattern","regexp","@4","action","statements","statement_term","statement","@5", +"print","if_statement","nls","opt_nls","input_redir","output_redir","opt_param_list", +"param_list","opt_exp","opt_rexpression_list","rexpression_list","opt_expression_list", +"expression_list","exp","@6","rexp","@7","simp_exp","non_post_simp_exp","opt_variable", +"variable","l_brace","r_brace","r_paren","opt_semi","semi","comma","" }; #endif static const short yyr1[] = { 0, - 61, 62, 62, 62, 62, 62, 64, 63, 65, 63, - 63, 63, 63, 63, 63, 63, 66, 66, 66, 67, - 67, 69, 68, 70, 70, 71, 71, 73, 72, 74, - 74, 75, 75, 75, 75, 76, 76, 77, 77, 77, - 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, - 77, 77, 78, 77, 77, 77, 77, 79, 79, 80, - 80, 81, 81, 82, 82, 83, 83, 84, 84, 84, - 84, 85, 85, 86, 86, 86, 86, 86, 87, 87, - 88, 88, 89, 89, 89, 89, 89, 89, 90, 90, - 91, 91, 91, 91, 91, 91, 93, 92, 92, 92, - 92, 92, 92, 92, 92, 92, 92, 92, 92, 92, - 92, 92, 92, 95, 94, 94, 94, 94, 94, 94, - 94, 94, 94, 94, 94, 94, 96, 96, 96, 96, - 96, 96, 96, 96, 96, 97, 97, 97, 97, 97, - 97, 97, 97, 97, 97, 97, 97, 97, 98, 98, - 99, 99, 99, 100, 101, 102, 103, 103, 104, 105 + 62, 63, 63, 63, 63, 63, 65, 64, 66, 64, + 64, 64, 64, 64, 64, 64, 67, 67, 67, 68, + 68, 70, 69, 71, 71, 72, 72, 74, 73, 75, + 75, 76, 76, 76, 76, 77, 77, 78, 78, 78, + 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, + 78, 78, 78, 79, 78, 78, 78, 78, 80, 80, + 81, 81, 82, 82, 83, 83, 84, 84, 85, 85, + 85, 85, 86, 86, 87, 87, 87, 87, 87, 88, + 88, 89, 89, 90, 90, 90, 90, 90, 90, 91, + 91, 92, 92, 92, 92, 92, 92, 94, 93, 93, + 93, 93, 93, 93, 93, 93, 93, 93, 93, 93, + 93, 93, 93, 93, 96, 95, 95, 95, 95, 95, + 95, 95, 95, 95, 95, 95, 95, 97, 97, 97, + 97, 97, 97, 97, 97, 97, 98, 98, 98, 98, + 98, 98, 98, 98, 98, 98, 98, 98, 98, 99, + 99, 100, 100, 100, 101, 102, 103, 104, 104, 105, + 106 }; static const short yyr2[] = { 0, @@ -307,471 +324,472 @@ static const short yyr2[] = { 0, 1, 0, 7, 4, 4, 1, 3, 0, 4, 5, 4, 1, 2, 1, 2, 1, 2, 2, 2, 3, 1, 6, 8, 8, 10, 9, 2, 2, 6, 4, - 3, 3, 0, 4, 6, 3, 2, 1, 1, 6, - 9, 1, 2, 0, 1, 0, 2, 0, 2, 2, - 2, 0, 1, 1, 3, 1, 2, 3, 0, 1, - 0, 1, 1, 3, 1, 2, 3, 3, 0, 1, - 1, 3, 1, 2, 3, 3, 0, 4, 5, 4, - 3, 3, 3, 3, 1, 2, 3, 3, 3, 3, - 5, 1, 2, 0, 4, 3, 3, 3, 1, 2, - 3, 3, 3, 5, 1, 2, 1, 3, 3, 3, - 3, 3, 3, 2, 2, 2, 3, 4, 4, 1, - 4, 1, 2, 2, 1, 1, 2, 2, 0, 1, - 1, 4, 2, 2, 2, 1, 0, 1, 1, 2 + 3, 2, 3, 0, 4, 6, 3, 2, 1, 1, + 6, 9, 1, 2, 0, 1, 0, 2, 0, 2, + 2, 2, 0, 1, 1, 3, 1, 2, 3, 0, + 1, 0, 1, 1, 3, 1, 2, 3, 3, 0, + 1, 1, 3, 1, 2, 3, 3, 0, 4, 5, + 4, 3, 3, 3, 3, 1, 2, 3, 3, 3, + 3, 5, 1, 2, 0, 4, 3, 3, 3, 1, + 2, 3, 3, 3, 5, 1, 2, 1, 3, 3, + 3, 3, 3, 3, 2, 2, 2, 3, 4, 4, + 1, 4, 1, 2, 2, 1, 1, 2, 2, 0, + 1, 1, 4, 2, 2, 2, 1, 0, 1, 1, + 2 }; -static const short yydefact[] = { 64, - 62, 65, 0, 63, 4, 0, 151, 145, 146, 7, - 9, 22, 149, 0, 0, 0, 140, 0, 0, 28, - 0, 0, 0, 64, 0, 2, 0, 0, 105, 14, - 26, 112, 127, 142, 0, 0, 0, 159, 0, 11, - 36, 64, 0, 12, 0, 66, 150, 143, 144, 0, - 0, 0, 0, 148, 142, 147, 0, 106, 136, 153, - 142, 93, 0, 91, 154, 5, 3, 1, 16, 0, +static const short yydefact[] = { 65, + 63, 66, 0, 64, 4, 0, 152, 146, 147, 7, + 9, 22, 150, 0, 0, 0, 141, 0, 0, 28, + 0, 0, 0, 65, 0, 2, 0, 0, 106, 14, + 26, 113, 128, 143, 0, 0, 0, 160, 0, 11, + 36, 65, 0, 12, 0, 67, 151, 144, 145, 0, + 0, 0, 0, 149, 143, 148, 0, 107, 137, 154, + 143, 94, 0, 92, 155, 5, 3, 1, 16, 0, 13, 15, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 113, 0, 0, 0, 0, 0, 0, 97, - 134, 135, 34, 0, 53, 0, 0, 64, 0, 0, - 0, 58, 59, 79, 79, 64, 0, 32, 0, 41, - 0, 0, 157, 64, 0, 0, 91, 0, 8, 37, - 10, 18, 17, 20, 21, 0, 19, 0, 101, 0, - 0, 0, 0, 94, 64, 156, 0, 0, 137, 0, - 157, 108, 104, 107, 102, 103, 0, 27, 109, 110, - 149, 132, 133, 129, 130, 131, 128, 0, 0, 79, - 0, 0, 0, 79, 47, 48, 0, 80, 0, 155, - 35, 33, 157, 85, 149, 0, 0, 119, 68, 0, - 83, 125, 142, 57, 0, 39, 64, 158, 38, 141, - 152, 0, 67, 138, 139, 29, 95, 160, 0, 96, - 92, 157, 64, 0, 100, 98, 0, 0, 0, 56, - 0, 0, 151, 0, 51, 52, 64, 66, 120, 0, - 0, 0, 0, 0, 86, 0, 0, 0, 0, 0, - 0, 0, 126, 114, 40, 31, 76, 74, 0, 0, - 99, 24, 25, 111, 64, 54, 0, 64, 0, 0, - 0, 30, 118, 68, 70, 69, 71, 50, 87, 88, - 84, 123, 121, 122, 116, 117, 0, 0, 64, 77, - 0, 0, 0, 0, 0, 0, 0, 79, 0, 0, - 115, 23, 78, 75, 60, 55, 42, 0, 64, 79, - 0, 49, 124, 64, 64, 0, 0, 64, 0, 43, - 44, 64, 0, 61, 0, 46, 45, 0, 0, 0 + 0, 0, 114, 0, 0, 0, 0, 0, 0, 98, + 135, 136, 34, 0, 54, 0, 0, 65, 0, 0, + 0, 59, 60, 80, 80, 0, 65, 0, 32, 0, + 41, 0, 0, 158, 65, 0, 0, 92, 0, 8, + 37, 10, 18, 17, 20, 21, 0, 19, 0, 102, + 0, 0, 0, 0, 95, 65, 157, 0, 0, 138, + 0, 158, 109, 105, 108, 103, 104, 0, 27, 110, + 111, 150, 133, 134, 130, 131, 132, 129, 0, 0, + 80, 0, 0, 0, 80, 47, 48, 0, 81, 0, + 52, 156, 35, 33, 158, 86, 150, 0, 0, 120, + 69, 0, 84, 126, 143, 58, 0, 39, 65, 159, + 38, 142, 153, 0, 68, 139, 140, 29, 96, 161, + 0, 97, 93, 158, 65, 0, 101, 99, 0, 0, + 0, 57, 0, 0, 152, 0, 51, 53, 65, 67, + 121, 0, 0, 0, 0, 0, 87, 0, 0, 0, + 0, 0, 0, 0, 127, 115, 40, 31, 77, 75, + 0, 0, 100, 24, 25, 112, 65, 55, 0, 65, + 0, 0, 0, 30, 119, 69, 71, 70, 72, 50, + 88, 89, 85, 124, 122, 123, 117, 118, 0, 0, + 65, 78, 0, 0, 0, 0, 0, 0, 0, 80, + 0, 0, 116, 23, 79, 76, 61, 56, 42, 0, + 65, 80, 0, 49, 125, 65, 65, 0, 0, 65, + 0, 43, 44, 65, 0, 62, 0, 46, 45, 0, + 0, 0 }; -static const short yydefgoto[] = { 308, - 25, 26, 39, 43, 126, 127, 27, 45, 69, 28, - 29, 57, 30, 107, 40, 108, 160, 109, 110, 2, - 3, 129, 224, 239, 240, 167, 179, 180, 115, 116, - 111, 158, 181, 268, 32, 33, 46, 34, 112, 113, - 139, 187, 42, 138 +static const short yydefgoto[] = { 310, + 25, 26, 39, 43, 127, 128, 27, 45, 69, 28, + 29, 57, 30, 108, 40, 109, 161, 110, 111, 2, + 3, 130, 226, 241, 242, 168, 181, 182, 116, 117, + 112, 159, 183, 270, 32, 33, 46, 34, 113, 114, + 140, 189, 42, 139 }; -static const short yypact[] = { 2, --32768, 15, 842,-32768,-32768, -44, -27,-32768,-32768, 6, - 6,-32768, 3, 3, 3, -15, -9, 1684, 1684,-32768, - 1678, 1684, 1093, 2, 898,-32768, 32, 46,-32768,-32768, - 1262, 197,-32768, 49, 665, 1072, 1093,-32768, 32,-32768, - 15, 2, 32,-32768, 96, 7,-32768,-32768,-32768, 1072, - 1072, 1684, 1474, -21, -11, -21, 86,-32768, -21,-32768, --32768,-32768, 0, 1209,-32768,-32768,-32768,-32768,-32768, 665, --32768,-32768, 1474, 1474, 89, 1474, 1474, 1474, 1474, 1474, - 1474, 63, 197, 1684, 1684, 1684, 1684, 1684, 1684,-32768, --32768,-32768,-32768, 55,-32768, 99, 56, 2, 66, 6, - 6,-32768,-32768, 1474, 1474, 2, 756,-32768, 816,-32768, - 518, 665, 61, 2, 68, 41, 1358, 11,-32768,-32768, --32768,-32768,-32768,-32768,-32768, 71,-32768, 1684,-32768, 68, - 68, 1209, 79, 1474, 2,-32768, 98, 1141,-32768, 756, - 61, 1745, 1732,-32768, 1494, 1406, 1310, 1358, 1745, 1745, - 3, 90, 90, -21, -21, -21, -21, 1474, 1474, 1474, - 59, 1474, 946, 1602,-32768,-32768, 6, 1358, 6,-32768, --32768,-32768, 61,-32768, 3, 1678, 1093,-32768, 44, 85, - 1542, 197, 111,-32768, 756,-32768, 2,-32768,-32768,-32768, --32768, 26, 197,-32768,-32768,-32768, 1358,-32768, 128,-32768, - 1358, 61, 2, 1474,-32768, 1358, 1209, 6, 1093,-32768, - 1209, 119, -24, 61,-32768,-32768, 2, 7,-32768, 0, - 1474, 1474, 1474, 6, 1658, 1161, 1658, 1658, 137, 1658, - 1658, 1658, 197,-32768,-32768,-32768,-32768,-32768, 68, 42, --32768,-32768,-32768, 1358, 2,-32768, 12, 2, 94, 139, - 1024,-32768,-32768, 44, 1358, 1358, 1358,-32768, 1542,-32768, - 1542, 415, 1222,-32768, 1622, 1582, 1454, 1658, 2,-32768, - 22, 946, 6, 946, 1474, 68, 1004, 1474, 6, 1658, - 1542,-32768,-32768,-32768, 131,-32768,-32768, 1209, 2, 1474, - 68,-32768, 1542, 2, 2, 946, 68, 2, 946,-32768, --32768, 2, 946,-32768, 946,-32768,-32768, 151, 153,-32768 +static const short yypact[] = { -6, +-32768, 0, 875,-32768,-32768, -40, -38,-32768,-32768, -7, + -7,-32768, 10, 10, 10, -31, -26, 1735, 1735,-32768, + 1715, 1735, 1131, -6, 932,-32768, -24, 72,-32768,-32768, + 1304, 205,-32768, 5, 709, 1110, 1131,-32768, -24,-32768, + 0, -6, -24,-32768, 85, 3,-32768,-32768,-32768, 1110, + 1110, 1735, 1620, 8, 106, 8, 81,-32768, 8,-32768, +-32768,-32768, 37, 1250,-32768,-32768,-32768,-32768,-32768, 709, +-32768,-32768, 1620, 1620, 90, 1620, 1620, 1620, 1620, 1620, + 1620, 65, 205, 1735, 1735, 1735, 1735, 1735, 1735,-32768, +-32768,-32768,-32768, 50,-32768, 111, 70, -6, 93, -7, + -7,-32768,-32768, 1620, 1620, -7, -6, 758,-32768, 819, +-32768, 1040, 709, 100, -6, 99, 55, 1402, 9,-32768, +-32768,-32768,-32768,-32768,-32768,-32768, 109,-32768, 1735,-32768, + 99, 99, 1250, 119, 1620, -6,-32768, 133, 1180,-32768, + 758, 100, 1327, 794,-32768, 1515, 1451, 1353, 1402, 1327, + 1327, 10, 125, 125, 8, 8, 8, 8, 1620, 1620, + 1620, 42, 1620, 981, 1657,-32768,-32768, -7, 1402, -7, +-32768,-32768,-32768,-32768, 100,-32768, 10, 1715, 1131,-32768, + 96, 39, 1538, 205, 117,-32768, 758,-32768, -6,-32768, +-32768,-32768,-32768, 7, 205,-32768,-32768,-32768, 1402,-32768, + 166,-32768, 1402, 100, -6, 1620,-32768, 1402, 1250, -7, + 1131,-32768, 1250, 151, -12, 100,-32768,-32768, -6, 3, +-32768, 37, 1620, 1620, 1620, -7, 1678, 1201, 1678, 1678, + 181, 1678, 1678, 1678, 205,-32768,-32768,-32768,-32768,-32768, + 99, 56,-32768,-32768,-32768, 1402, -6,-32768, 11, -6, + 131, 183, 1061,-32768,-32768, 96, 1402, 1402, 1402,-32768, + 1538,-32768, 1538, 635, 83,-32768, 1599, 1579, 1474, 1678, + -6,-32768, 103, 981, -7, 981, 1620, 99, 623, 1620, + -7, 1678, 1538,-32768,-32768,-32768, 170,-32768,-32768, 1250, + -6, 1620, 99,-32768, 1538, -6, -6, 981, 99, -6, + 981,-32768,-32768, -6, 981,-32768, 981,-32768,-32768, 190, + 191,-32768 }; static const short yypgoto[] = {-32768, --32768, 125,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768, - 84,-32768, -22, -54, 334, -96,-32768,-32768,-32768, 202, - 38, -58, -92,-32768,-32768, -103,-32768,-32768, -14, -19, - -3,-32768, -114,-32768, 368, 145, -137, 150, 183, -61, - -23, -138, 469, -175 +-32768, 167,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768, + 211,-32768, 107, -53, 315, -105,-32768,-32768,-32768, 199, + 97, -22, -62,-32768,-32768, -103,-32768,-32768, 94, -14, + -3,-32768, -202,-32768, 318, 177, -134, 95, 124, -69, + 407, -138, 420, -177 }; -#define YYLAST 1799 +#define YYLAST 1790 static const short yytable[] = { 31, - 134, 169, 203, 63, 226, 71, 7, 250, 141, 36, - 172, 134, 134, 205, 1, 140, 119, 118, 1, 64, - 121, 31, 283, 91, 92, 284, 237, 4, 37, 238, - 89, 37, 117, 117, 217, 130, 131, 218, 50, 137, - 135, 134, 270, 172, 51, 173, 117, 117, 128, 132, - 186, 135, 135, 221, 136, 22, 208, 185, 1, 90, - 214, 65, 68, 242, 271, 38, 212, 191, 273, 142, - 143, 1, 145, 146, 147, 148, 149, 150, 202, 120, - -72, 135, 135, 91, 92, 225, 222, 223, 172, 24, - 133, 190, 144, 151, -82, -90, -73, -82, 122, 123, - 168, 168, 161, 24, 58, 38, 194, 195, 159, 162, - 259, 261, 262, 263, 209, 265, 266, 267, 38, 164, - 38, 234, 136, 235, 192, 135, 196, -82, -82, 199, - 197, 241, 124, 125, 201, 163, 86, 87, 88, 249, - 264, 89, 276, 170, -82, 91, 92, 275, 294, 67, - 309, 189, 310, 281, 206, 207, 168, 220, 211, 253, - 168, 279, 47, 48, 49, 293, 60, 55, 55, 0, - 55, 61, 198, 64, 291, 285, 0, 287, 0, 0, - 55, 0, 0, 245, 0, 35, 297, 248, 0, 247, - 0, 0, 178, 0, 0, 0, 254, 0, 0, 301, - 244, 55, 304, 0, 0, 117, 306, 35, 307, 70, - 35, 41, 41, 55, 0, 269, 0, 255, 256, 257, - 0, 35, 0, 0, 236, 35, 0, 0, 0, 41, - 0, 0, 0, 55, 55, 55, 55, 55, 55, 0, - 243, 84, 85, 86, 87, 88, 0, 277, 89, 0, - 0, 0, 289, 0, 252, 0, 0, 0, 183, 219, - 55, 0, 0, 0, 295, 0, 55, 298, 0, 0, - 0, 288, 0, 302, 168, 0, 0, 55, 0, 0, - 0, 55, 272, 0, 0, 274, 168, 0, 0, 0, - 0, 55, 55, 0, 55, 55, 55, 55, 55, 55, - 47, 41, 41, 0, 0, 0, 282, 0, 178, 178, - 178, 178, 41, 178, 178, 178, 0, 55, 0, 0, - 0, 0, 0, 0, 47, 55, 296, 0, 0, 0, - 55, 299, 300, 0, 0, 303, 0, 0, 0, 305, - 0, 0, 0, 0, 44, 0, 55, 0, 0, 0, - 55, 178, 0, 0, 0, 55, 55, 0, 0, 0, - 55, 72, 41, 178, 0, 0, 0, 0, 41, 0, - 41, 0, 0, 0, 183, 183, 183, 183, 0, 183, - 183, 183, 0, 0, 0, 54, 56, 0, 59, 0, - 0, 0, 0, 55, 0, 0, 0, 0, 83, 0, - 0, 0, 0, 0, 55, 55, 55, 0, 55, 41, - 55, 55, 55, 0, 55, 55, 55, 183, 7, 59, - 0, 8, 9,-32768, 0, 41, 55, 0, 0, 183, - 55, 83, 0, 165, 166, 0, 0, 55, 0, 0, - 0, 0, 55, 0, 184, 0, 0, 0, 0, 14, - 15, 152, 153, 154, 155, 156, 157, 0, 0, 18, - 19, 0, 0, 0, 52, 0, 0, 22, 53, 0, - 0, 0, 0, 0, 41, 0, 182, 0, 83, 0, - 41, 0, 0, 0, 83, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 210, 193, 0, 0, 0, 83, - 215, 0, 216, 114, 0, 0, 0, 0, 0, 83, - 83, 0, 83, 83, 83, 83, 83, 83, 0, 0, - 6, 7, 0, 0, 8, 9, 73, 0, 0, 74, - 1, 0, 0, 0, 0, 83, 0, 0, 114, 0, - 0, 246, 0, 59, 0, 0, 0, 0, 233, 75, - 76, 77, 14, 15, 16, 17, 78, 258, 0, 80, - 81, 82, 18, 19, 83, 0, 0, 52, 83, 0, - 22, 53, 0, 83, 83, 114, 0, 38, 83, 0, - 114, 188, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 182, 182, 182, 182, 0, 182, 182, 182, - 0, 0, 0, 0, 0, 0, 286, 0, 114, 188, - 0, 83, 292, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 83, 83, 83, 0, 233, 0, 233, 233, - 233, 114, 233, 233, 233, 182, 0, 0, 0, 0, - 0, 188, 0, 0, 83, 0, 0, 182, 233, 0, - 0, 0, 0, 114, 0, 83, 0, 0, 0, 0, - 233, 0, 0, 0, 0, 93, 0, 6, 7, 0, - 188, 8, 9, 0, 0, 0, 0, 0, 0, 0, - 0, 94, 251, 95, 96, 97, 98, 99, 100, 101, - 102, 103, 104, 105, 0, 13, 0, 0, 0, 14, - 15, 16, 17, 0, 0, 0, 0, 0, 0, 18, - 19, 0, 20, 0, 21, 0, 0, 22, 23, 278, - 0, 0, 24, 106, 38, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 114, 0, 114, 0, 0, 290, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 171, 0, 6, 7, - 0, 0, 8, 9, 114, 0, 0, 114, 0, 0, - 0, 114, 94, 114, 95, 96, 97, 98, 99, 100, - 101, 102, 103, 104, 105, 0, 13, 0, 0, 0, + 142, 170, 174, 205, 228, 1, 1, 239, 63, 135, + 240, 135, 4, 7, 36, 90, 141, 207, 37, 64, + 252, 31, 119, 50, 261, 263, 264, 265, 51, 267, + 268, 269, 118, 118, 24, 174, 219, 135, 175, 227, + 91, 92, 220, 188, 37, 129, 118, 118, -83, 133, + 136, -83, 136, 38, 1, 135, 272, 210, 214, 187, + 89, 216, -73, 22, 273, 244, 193, 283, 275, 143, + 144, 204, 146, 147, 148, 149, 150, 151, 136, 295, + 136, 174, -83, -83, 1, 134, 7, 123, 124, 8, + 9, 229, 137, 145,-32768, 152, 136, 136, 211, -83, + 169, 169, 38, 285, 160, 223, 286, 47, 48, 49, + -91, -74, 55, 55, 162, 55, 61, 237, 14, 15, + 65, 68, 125, 126, 163, 55, 35, 236, 18, 19, + 24, 199, 38, 52, 71, 203, 22, 53, 121, 224, + 225, 91, 92, 131, 132, 120, 55, 165, 35, 122, + 70, 35, 91, 92, 137, 208, 209, 169, 55, 213, + 38, 169, 35, 194, 222, 201, 35, 198, 287, 243, + 289, 251, 86, 87, 88, 64, 293, 89, 55, 55, + 55, 55, 55, 55, 266, 277, 278, 296, 299, 311, + 312, 67, 303, 281, 164, 306, 249, 255, 60, 308, + 0, 309, 246, 172, 185, 0, 55, 118, 41, 41, + 0, 191, 55, 0, 0, 0, 0, 0, 0, 257, + 258, 259, 0, 55, 0, 0, 41, 55, 0, 0, + 0, 58, 200, 0, 0, 0, 0, 55, 55, 0, + 55, 55, 55, 55, 55, 55, 47, 0, 0, 279, + 84, 85, 86, 87, 88, 0, 0, 89, 0, 0, + 0, 0, 0, 55, 0, 0, 0, 0, 0, 0, + 0, 47, 55, 290, 0, 0, 169, 55, 0, 0, + 0, 0, 0, 0, 0, 238, 0, 0, 169, 0, + 0, 0, 0, 55, 0, 0, 0, 55, 41, 41, + 0, 245, 55, 55, 41, 0, 0, 55, 0, 0, + 41, 0, 0, 0, 0, 254, 0, 0, 0, 0, + 180, 185, 185, 185, 185, 44, 185, 185, 185, 0, + 0, 0, 0, 0, 0, 54, 56, 0, 59, 0, + 55, 0, 72, 274, 0, 0, 276, 0, 83, 0, + 0, 55, 55, 55, 0, 55, 0, 55, 55, 55, + 41, 55, 55, 55, 185, 0, 41, 284, 41, 59, + 0, 0, 0, 55, 0, 0, 185, 55, 0, 0, + 0, 83, 0, 0, 55, 0, 0, 298, 221, 55, + 0, 0, 301, 302, 0, 0, 305, 0, 0, 0, + 307, 153, 154, 155, 156, 157, 158, 0, 41, 0, + 0, 0, 0, 0, 166, 167, 0, 0, 0, 0, + 171, 0, 0, 0, 41, 0, 186, 184, 0, 83, + 0, 0, 0, 0, 0, 83, 0, 180, 180, 180, + 180, 0, 180, 180, 180, 0, 195, 0, 0, 0, + 83, 0, 0, 0, 115, 0, 0, 0, 0, 0, + 83, 83, 0, 83, 83, 83, 83, 83, 83, 138, + 0, 0, 0, 41, 0, 0, 212, 0, 0, 41, + 180, 0, 217, 0, 218, 0, 83, 0, 0, 115, + 0, 0, 180, 0, 0, 59, 0, 0, 0, 0, + 235, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 83, 0, 0, 0, + 83, 0, 192, 0, 248, 83, 83, 115, 0, 0, + 83, 0, 115, 190, 0, 0, 0, 196, 197, 0, + 260, 0, 0, 0, 184, 184, 184, 184, 0, 184, + 184, 184, 0, 0, 0, 0, 0, 0, 0, 0, + 115, 190, 0, 83, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 83, 83, 83, 0, 235, 0, + 235, 235, 235, 115, 235, 235, 235, 184, 0, 288, + 0, 0, 0, 0, 190, 294, 83, 0, 0, 184, + 235, 0, 0, 0, 0, 0, 115, 83, 0, 0, + 0, 0, 235, 0, 0, 247, 0, 0, 0, 250, + 0, 0, 0, 190, 0, 6, 7, 0, 256, 8, + 9, 73, 0, 0, 74, 253, 0, 0, 7, 0, + 0, 8, 9,-32768, 0, 0, 0, 271, 0, 0, + 0, 0, 0, 0, 0, 75, 76, 77, 14, 15, + 16, 17, 78, 0, 0, 80, 81, 82, 18, 19, + 14, 15, 280, 52, 0, 0, 22, 53, 0, 0, + 18, 19, 0, 38, 291, 52, 0, 0, 22, 53, + 0, 0, 0, 115, 0, 115, 297, 0, 292, 300, + 0, 0, 0, 0, 0, 304, 0, 0, 0, 93, + 0, 6, 7, 0, 0, 8, 9, 115, 0, 0, + 115, 0, 0, 0, 115, 94, 115, 95, 96, 97, + 98, 99, 100, 101, 102, 103, 104, 105, 0, 13, + 106, 0, 0, 0, 14, 15, 16, 17, 0, 0, + 0, 0, 0, 0, 18, 19, 0, 20, 173, 21, + 6, 7, 22, 23, 8, 9, 0, 24, 107, 38, + 0, 0, 0, 0, 94, 0, 95, 96, 97, 98, + 99, 100, 101, 102, 103, 104, 105, 0, 13, 106, + 0, 0, 0, 14, 15, 16, 17, 7, 0, 0, + 8, 9, 73, 18, 19,-32768, 20, 0, 21, 0, + 0, 22, 23, 0, 0, 0, 24, 107, 38, 176, + 0, 6, 7, 0, 0, 8, 9, 0, -82, 14, + 15, -82, 0, 0, 0, 0, 80, 81, 82, 18, + 19, 0, 0, 0, 52, 0, 0, 22, 53, 177, + 0, 0, 0, 0, 14, 15, 16, 17, 0, 0, + 0, 0, -82, -82, 18, 19, 0, 20, 0, 178, + 0, 0, 22, 179, -6, 5, 0, 6, 7, -82, + 0, 8, 9, 0, 0, 0, 0, -6, 0, 10, + 11, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 12, 13, 0, 0, 0, 0, 14, 15, 16, 17, 0, 0, 0, 0, 0, 0, 18, 19, 0, 20, 0, 21, 0, 0, 22, 23, - 0, 0, 0, 24, 106, 38, 174, 0, 6, 7, - 0, 0, 8, 9, 0, -81, 0, 0, -81, 0, + 0, -65, 66, 24, 6, 7, 0, 0, 8, 9, + 0, 0, 0, 0, 1, 0, 10, 11, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, -6, 5, 0, 6, 7, 175, 0, 8, 9, - 14, 15, 16, 17, -6, 0, 10, 11, -81, -81, - 18, 19, 0, 20, 0, 176, 0, 0, 22, 177, - 0, 12, 13, 0, 0, -81, 14, 15, 16, 17, + 0, 12, 13, 0, 0, 0, 0, 14, 15, 16, + 17, 0, 0, 0, 0, 0, 0, 18, 19, 0, + 20, 0, 21, 6, 7, 22, 23, 8, 9, 0, + 24, 0, 0, 0, 0, 0, 0, 94, 0, 95, + 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, + 0, 13, 106, 0, 0, 0, 14, 15, 16, 17, 0, 0, 0, 0, 0, 0, 18, 19, 0, 20, - 0, 21, 0, 0, 22, 23, 0, -64, 66, 24, - 6, 7, 0, 0, 8, 9, 0, 0, 0, 0, - 1, 0, 10, 11, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 12, 13, 0, - 0, 0, 14, 15, 16, 17, 0, 0, 0, 0, - 0, 0, 18, 19, 0, 20, 0, 21, 6, 7, - 22, 23, 8, 9, 0, 24, 0, 0, 0, 0, - 0, 0, 94, 0, 95, 96, 97, 98, 99, 100, - 101, 102, 103, 104, 105, 0, 13, 0, 0, 0, - 14, 15, 16, 17, 0, 0, 0, 0, 0, 0, - 18, 19, 0, 20, 0, 21, 0, 0, 22, 23, - 0, 0, 0, 24, 0, 38, 6, 7, 0, 0, - 8, 9, 73, 0, 0, 74, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 6, 7, 0, 0, - 8, 9, 0, 0, 0, 75, 76, 77, 14, 15, - 16, 17, 78, 0, 0, 80, 81, 82, 18, 19, - 0, 0, 0, 52, 13, 0, 22, 53, 14, 15, - 16, 17, 0, 38, 0, 0, 0, 0, 18, 19, - 0, 20, 62, 21, 6, 7, 22, 23, 8, 9, - 0, 0, 0, 38, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 62, 0, 6, 7, 0, 0, 8, - 9, 0, 13, 0, 0, 0, 14, 15, 16, 17, + 0, 21, 0, 0, 22, 23, 0, 0, 0, 24, + 0, 38, 6, 7, 0, 0, 8, 9, 73, 0, + 0, 74, 1, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 6, 7, 0, 0, 8, 9, 0, + 0, 0, 75, 76, 77, 14, 15, 16, 17, 78, + 0, 0, 80, 81, 82, 18, 19, 0, 0, 0, + 52, 13, 0, 22, 53, 0, 14, 15, 16, 17, + 38, 0, 0, 0, 0, 0, 18, 19, 0, 20, + 62, 21, 6, 7, 22, 23, 8, 9, 0, 0, + 0, 38, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 62, 0, 6, 7, 0, 0, 8, 9, 0, + 13, 0, 0, 0, 0, 14, 15, 16, 17, 0, + 0, 0, 0, 0, 0, 18, 19, 0, 20, 0, + 21, 13, 0, 22, 23, -90, 14, 15, 16, 17, 0, 0, 0, 0, 0, 0, 18, 19, 0, 20, - 0, 21, 0, 13, 22, 23, -89, 14, 15, 16, - 17, 0, 0, 0, 0, 0, 0, 18, 19, 0, - 20, 200, 21, 6, 7, 22, 23, 8, 9, 0, + 202, 21, 6, 7, 22, 23, 8, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 260, 0, 6, 7, 0, 0, 8, 9, 0, - 0, 13, 0, 0, 0, 14, 15, 16, 17, 0, + 0, 262, 0, 6, 7, 0, 0, 8, 9, 0, + 13, 0, 0, 0, 0, 14, 15, 16, 17, 0, 0, 0, 0, 0, 0, 18, 19, 0, 20, 0, - 21, 175, 0, 22, 23, 14, 15, 16, 17, 0, - 0, 0, 0, 0, 0, 18, 19, 0, 20, 0, - 176, 6, 7, 22, 53, 8, 9, 73, 0, 0, - 74, 0, 0, 0, 0, 7, 0, 0, 8, 9, - 227, 0, 0,-32768, 0, 0, 0, 0, 0, 0, - 75, 76, 77, 14, 15, 16, 17, 78, 0, 0, - 80, 81, 82, 18, 19, 0, 14, 15, 52, 0, - 0, 22, 53, 136, 6, 7, 18, 19, 8, 9, - 73, 52, 0, 74, 22, 53, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 75, 76, 77, 14, 15, 16, 17, - 78, 0, 79, 80, 81, 82, 18, 19, 0, 0, - 0, 52, 6, 7, 22, 53, 8, 9, 73, 0, + 21, 177, 0, 22, 23, 0, 14, 15, 16, 17, + 0, 0, 0, 0, 0, 0, 18, 19, 0, 20, + 0, 178, 6, 7, 22, 53, 8, 9, 73, 0, 0, 74, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 75, 76, 77, 14, 15, 16, 17, 78, 204, - 0, 80, 81, 82, 18, 19, 0, 0, 0, 52, - 6, 7, 22, 53, 8, 9, 73, 0, 0, 74, + 0, 0, 75, 76, 77, 14, 15, 16, 17, 78, + 0, 0, 80, 81, 82, 18, 19, 0, 0, 0, + 52, 0, 0, 22, 53, 137, 6, 7, 0, 0, + 8, 9, 73, 0, 0, 74, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 75, - 76, 77, 14, 15, 16, 17, 78, 0, 0, 80, - 81, 82, 18, 19, 0, 0, 0, 52, 6, 7, - 22, 53, 8, 9, 73, 0, 0, 74, 0, 0, + 7, 0, 0, 8, 9,-32768, 75, 76, 77, 14, + 15, 16, 17, 78, 0, 79, 80, 81, 82, 18, + 19, 0, 0, 0, 52, 6, 7, 22, 53, 8, + 9, 73, 14, 15, 74, 0, 0, 0, 0,-32768, +-32768,-32768, 18, 19, 0, 0, 0, 52, 0, 0, + 22, 53, 0, 0, 0, 75, 76, 77, 14, 15, + 16, 17, 78, 206, 0, 80, 81, 82, 18, 19, + 0, 0, 0, 52, 6, 7, 22, 53, 8, 9, + 73, 0, 0, 74, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 75, 76, 0, - 14, 15, 16, 17, 0, 0, 0, 80, 81, 82, - 18, 19, 0, 0, 0, 52, 6, 7, 22, 53, - 8, 9, 227, 0, 0, 228, 0, 0, 0, 0, + 0, 0, 0, 0, 75, 76, 77, 14, 15, 16, + 17, 78, 0, 0, 80, 81, 82, 18, 19, 0, + 0, 0, 52, 6, 7, 22, 53, 8, 9, 73, + 0, 0, 74, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6, 7, 0, 0, - 8, 9, 0, 0, 0, 229, 230, 231, 14, 15, - 16, 17, 232, 280, 0, 0, 6, 7, 18, 19, - 8, 9, 73, 52, 13, 74, 22, 53, 14, 15, - 16, 17, 0, 0, 0, 0, 0, 0, 18, 19, - 0, 20, 0, 21, 0, 75, 22, 23, 14, 15, - 16, 17, 0, 0, 0, 80, 81, 82, 18, 19, - 0, 0, 0, 52, 6, 7, 22, 53, 8, 9, - 227, 0, 0, 228, 0, 0, 0, 0, 0, 0, + 8, 9, 229, 75, 76, 230, 14, 15, 16, 17, + 0, 0, 0, 80, 81, 82, 18, 19, 0, 0, + 0, 52, 0, 0, 22, 53, 231, 232, 233, 14, + 15, 16, 17, 234, 282, 0, 0, 6, 7, 18, + 19, 8, 9, 73, 52, 0, 74, 22, 53, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 229, 230, 231, 14, 15, 16, 17, - 232, 0, 0, 0, 6, 7, 18, 19, 8, 9, - 227, 52, 0, 228, 22, 53, 0, 0, 0, 0, - 0, 0, 0, 0, 6, 213, 0, 0, 8, 9, - 0, 0, 0, 229, 230, 0, 14, 15, 16, 17, - 0, 0, 0, 0, 6, 7, 18, 19, 8, 9, - 227, 52, 13, 228, 22, 53, 14, 15, 16, 17, - 0, 0, 0, 0, 0, 0, 18, 19, 0, 20, - 0, 21, 0, 229, 22, 23, 14, 15, 16, 17, - 6, 7, 0, 0, 8, 9, 18, 19, 0, 0, - 0, 52, 0, 0, 22, 53, 0, 0, 0, 0, - 6, 7, 0, 0, 8, 9, 6, 7, 175, 0, - 8, 9, 14, 15, 16, 17, 0, 0, 0, 0, - 0, 0, 18, 19, 0, 20, 0, 176, 0, 0, - 22, 53, 14, 15, 16, 17, 0, 0, 14, 15, - 16, 17, 18, 19, 0, 20, 0, 52, 18, 19, - 22, 53, 0, 52, 0, 7, 22, 53, 8, 9, - 73, 0, 0,-32768, 0, 0, 0, 0, 7, 0, - 0, 8, 9,-32768, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 14, 15, 0, 0, - 0, 0, 0, 80, 81, 82, 18, 19, 0, 14, - 15, 52, 0, 0, 22, 53,-32768,-32768,-32768, 18, - 19, 0, 0, 0, 52, 0, 0, 22, 53 + 6, 7, 0, 0, 8, 9, 229, 75, 0, 230, + 14, 15, 16, 17, 0, 0, 0, 80, 81, 82, + 18, 19, 0, 0, 0, 52, 0, 0, 22, 53, + 231, 232, 233, 14, 15, 16, 17, 234, 0, 0, + 0, 6, 7, 18, 19, 8, 9, 229, 52, 0, + 230, 22, 53, 0, 0, 0, 0, 0, 0, 0, + 0, 6, 7, 0, 0, 8, 9, 229, 0, 0, + 230, 231, 232, 0, 14, 15, 16, 17, 0, 0, + 0, 0, 6, 7, 18, 19, 8, 9, 0, 52, + 0, 231, 22, 53, 14, 15, 16, 17, 0, 0, + 0, 0, 0, 0, 18, 19, 0, 0, 0, 52, + 13, 0, 22, 53, 0, 14, 15, 16, 17, 6, + 215, 0, 0, 8, 9, 18, 19, 0, 20, 0, + 21, 0, 0, 22, 23, 0, 0, 0, 0, 0, + 6, 7, 0, 0, 8, 9, 0, 13, 0, 0, + 0, 0, 14, 15, 16, 17, 0, 0, 0, 0, + 0, 0, 18, 19, 0, 20, 0, 21, 177, 0, + 22, 23, 0, 14, 15, 16, 17, 6, 7, 0, + 0, 8, 9, 18, 19, 0, 20, 0, 178, 0, + 0, 22, 53, 0, 0, 0, 0, 6, 7, 0, + 0, 8, 9, 0, 0, 0, 0, 0, 0, 0, + 14, 15, 16, 17, 0, 0, 0, 0, 0, 0, + 18, 19, 0, 20, 0, 52, 0, 0, 22, 53, + 14, 15, 16, 17, 0, 0, 0, 0, 0, 0, + 18, 19, 0, 0, 0, 52, 0, 0, 22, 53 }; static const short yycheck[] = { 3, - 1, 105, 141, 23, 180, 28, 4, 32, 70, 54, - 107, 1, 1, 151, 13, 70, 39, 37, 13, 23, - 43, 25, 1, 35, 36, 4, 1, 13, 56, 4, - 52, 56, 36, 37, 173, 50, 51, 175, 54, 63, - 41, 1, 1, 140, 54, 107, 50, 51, 42, 53, - 112, 41, 41, 10, 55, 53, 160, 112, 13, 11, - 164, 24, 25, 202, 240, 60, 163, 57, 57, 73, - 74, 13, 76, 77, 78, 79, 80, 81, 140, 42, - 55, 41, 41, 35, 36, 1, 43, 44, 185, 58, - 5, 115, 4, 31, 10, 55, 55, 13, 3, 4, - 104, 105, 4, 58, 21, 60, 130, 131, 54, 54, - 225, 226, 227, 228, 56, 230, 231, 232, 60, 54, - 60, 11, 55, 185, 54, 41, 48, 43, 44, 32, - 134, 4, 37, 38, 138, 98, 47, 48, 49, 21, - 4, 52, 4, 106, 60, 35, 36, 54, 18, 25, - 0, 114, 0, 268, 158, 159, 160, 177, 162, 218, - 164, 254, 13, 14, 15, 280, 22, 18, 19, -1, - 21, 22, 135, 177, 278, 272, -1, 274, -1, -1, - 31, -1, -1, 207, -1, 3, 290, 211, -1, 209, - -1, -1, 109, -1, -1, -1, 220, -1, -1, 296, - 204, 52, 299, -1, -1, 209, 303, 25, 305, 27, - 28, 10, 11, 64, -1, 239, -1, 221, 222, 223, - -1, 39, -1, -1, 187, 43, -1, -1, -1, 28, - -1, -1, -1, 84, 85, 86, 87, 88, 89, -1, - 203, 45, 46, 47, 48, 49, -1, 251, 52, -1, - -1, -1, 276, -1, 217, -1, -1, -1, 109, 176, - 111, -1, -1, -1, 288, -1, 117, 291, -1, -1, - -1, 275, -1, 297, 278, -1, -1, 128, -1, -1, - -1, 132, 245, -1, -1, 248, 290, -1, -1, -1, - -1, 142, 143, -1, 145, 146, 147, 148, 149, 150, - 151, 100, 101, -1, -1, -1, 269, -1, 225, 226, - 227, 228, 111, 230, 231, 232, -1, 168, -1, -1, - -1, -1, -1, -1, 175, 176, 289, -1, -1, -1, - 181, 294, 295, -1, -1, 298, -1, -1, -1, 302, - -1, -1, -1, -1, 11, -1, 197, -1, -1, -1, - 201, 268, -1, -1, -1, 206, 207, -1, -1, -1, - 211, 28, 161, 280, -1, -1, -1, -1, 167, -1, - 169, -1, -1, -1, 225, 226, 227, 228, -1, 230, - 231, 232, -1, -1, -1, 18, 19, -1, 21, -1, - -1, -1, -1, 244, -1, -1, -1, -1, 31, -1, - -1, -1, -1, -1, 255, 256, 257, -1, 259, 208, - 261, 262, 263, -1, 265, 266, 267, 268, 4, 52, - -1, 7, 8, 9, -1, 224, 277, -1, -1, 280, - 281, 64, -1, 100, 101, -1, -1, 288, -1, -1, - -1, -1, 293, -1, 111, -1, -1, -1, -1, 35, - 36, 84, 85, 86, 87, 88, 89, -1, -1, 45, - 46, -1, -1, -1, 50, -1, -1, 53, 54, -1, - -1, -1, -1, -1, 273, -1, 109, -1, 111, -1, - 279, -1, -1, -1, 117, -1, -1, -1, -1, -1, - -1, -1, -1, -1, 161, 128, -1, -1, -1, 132, - 167, -1, 169, 35, -1, -1, -1, -1, -1, 142, - 143, -1, 145, 146, 147, 148, 149, 150, -1, -1, - 3, 4, -1, -1, 7, 8, 9, -1, -1, 12, - 13, -1, -1, -1, -1, 168, -1, -1, 70, -1, - -1, 208, -1, 176, -1, -1, -1, -1, 181, 32, - 33, 34, 35, 36, 37, 38, 39, 224, -1, 42, - 43, 44, 45, 46, 197, -1, -1, 50, 201, -1, - 53, 54, -1, 206, 207, 107, -1, 60, 211, -1, - 112, 113, -1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, 225, 226, 227, 228, -1, 230, 231, 232, - -1, -1, -1, -1, -1, -1, 273, -1, 140, 141, - -1, 244, 279, -1, -1, -1, -1, -1, -1, -1, - -1, -1, 255, 256, 257, -1, 259, -1, 261, 262, - 263, 163, 265, 266, 267, 268, -1, -1, -1, -1, - -1, 173, -1, -1, 277, -1, -1, 280, 281, -1, - -1, -1, -1, 185, -1, 288, -1, -1, -1, -1, - 293, -1, -1, -1, -1, 1, -1, 3, 4, -1, - 202, 7, 8, -1, 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yyvsp[-1].nodeval; ; +#line 150 "./awk.y" +{ + expression_value = yyvsp[-1].nodeval; + check_funcs(); + ; break;} case 2: -#line 142 "awk.y" +#line 158 "./awk.y" { if (yyvsp[0].nodeval != NULL) yyval.nodeval = yyvsp[0].nodeval; @@ -1253,7 +1274,7 @@ case 2: ; break;} case 3: -#line 151 "awk.y" +#line 167 "./awk.y" { if (yyvsp[0].nodeval == NULL) yyval.nodeval = yyvsp[-1].nodeval; @@ -1262,69 +1283,69 @@ case 3: else { if (yyvsp[-1].nodeval->type != Node_rule_list) yyvsp[-1].nodeval = node(yyvsp[-1].nodeval, Node_rule_list, - (NODE*)NULL); - yyval.nodeval = append_right (yyvsp[-1].nodeval, - node(yyvsp[0].nodeval, Node_rule_list,(NODE *) NULL)); + (NODE*) NULL); + yyval.nodeval = append_right(yyvsp[-1].nodeval, + node(yyvsp[0].nodeval, Node_rule_list, (NODE *) NULL)); } yyerrok; ; break;} case 4: -#line 165 "awk.y" +#line 181 "./awk.y" { yyval.nodeval = NULL; ; break;} case 5: -#line 166 "awk.y" +#line 182 "./awk.y" { yyval.nodeval = NULL; ; break;} case 6: -#line 167 "awk.y" +#line 183 "./awk.y" { yyval.nodeval = NULL; ; break;} case 7: -#line 171 "awk.y" -{ io_allowed = 0; ; +#line 187 "./awk.y" +{ io_allowed = FALSE; ; break;} case 8: -#line 173 "awk.y" +#line 189 "./awk.y" { - if (begin_block) { + if (begin_block != NULL) { if (begin_block->type != Node_rule_list) begin_block = node(begin_block, Node_rule_list, - (NODE *)NULL); - (void) append_right (begin_block, node( - node((NODE *)NULL, Node_rule_node, yyvsp[0].nodeval), - Node_rule_list, (NODE *)NULL) ); + (NODE *) NULL); + (void) append_right(begin_block, node( + node((NODE *) NULL, Node_rule_node, yyvsp[0].nodeval), + Node_rule_list, (NODE *) NULL) ); } else - begin_block = node((NODE *)NULL, Node_rule_node, yyvsp[0].nodeval); + begin_block = node((NODE *) NULL, Node_rule_node, yyvsp[0].nodeval); yyval.nodeval = NULL; - io_allowed = 1; + io_allowed = TRUE; yyerrok; ; break;} case 9: -#line 187 "awk.y" -{ io_allowed = 0; ; +#line 203 "./awk.y" +{ io_allowed = FALSE; ; break;} case 10: -#line 189 "awk.y" +#line 205 "./awk.y" { - if (end_block) { + if (end_block != NULL) { if (end_block->type != Node_rule_list) end_block = node(end_block, Node_rule_list, - (NODE *)NULL); + (NODE *) NULL); (void) append_right (end_block, node( - node((NODE *)NULL, Node_rule_node, yyvsp[0].nodeval), - Node_rule_list, (NODE *)NULL)); + node((NODE *) NULL, Node_rule_node, yyvsp[0].nodeval), + Node_rule_list, (NODE *) NULL)); } else - end_block = node((NODE *)NULL, Node_rule_node, yyvsp[0].nodeval); + end_block = node((NODE *) NULL, Node_rule_node, yyvsp[0].nodeval); yyval.nodeval = NULL; - io_allowed = 1; + io_allowed = TRUE; yyerrok; ; break;} case 11: -#line 204 "awk.y" +#line 220 "./awk.y" { warning("BEGIN blocks must have an action part"); errcount++; @@ -1332,7 +1353,7 @@ case 11: ; break;} case 12: -#line 210 "awk.y" +#line 226 "./awk.y" { warning("END blocks must have an action part"); errcount++; @@ -1340,17 +1361,17 @@ case 12: ; break;} case 13: -#line 216 "awk.y" -{ yyval.nodeval = node (yyvsp[-1].nodeval, Node_rule_node, yyvsp[0].nodeval); yyerrok; ; +#line 232 "./awk.y" +{ yyval.nodeval = node(yyvsp[-1].nodeval, Node_rule_node, yyvsp[0].nodeval); yyerrok; ; break;} case 14: -#line 218 "awk.y" -{ yyval.nodeval = node ((NODE *)NULL, Node_rule_node, yyvsp[0].nodeval); yyerrok; ; +#line 234 "./awk.y" +{ yyval.nodeval = node((NODE *) NULL, Node_rule_node, yyvsp[0].nodeval); yyerrok; ; break;} case 15: -#line 220 "awk.y" +#line 236 "./awk.y" { - yyval.nodeval = node (yyvsp[-1].nodeval, + yyval.nodeval = node(yyvsp[-1].nodeval, Node_rule_node, node(node(node(make_number(0.0), Node_field_spec, @@ -1363,7 +1384,7 @@ case 15: ; break;} case 16: -#line 233 "awk.y" +#line 249 "./awk.y" { func_install(yyvsp[-1].nodeval, yyvsp[0].nodeval); yyval.nodeval = NULL; @@ -1371,15 +1392,15 @@ case 16: ; break;} case 17: -#line 242 "awk.y" +#line 258 "./awk.y" { yyval.sval = yyvsp[0].sval; ; break;} case 18: -#line 244 "awk.y" +#line 260 "./awk.y" { yyval.sval = yyvsp[0].sval; ; break;} case 19: -#line 246 "awk.y" +#line 262 "./awk.y" { yyerror("%s() is a built-in function, it cannot be redefined", tokstart); @@ -1388,49 +1409,49 @@ case 19: ; break;} case 22: -#line 261 "awk.y" +#line 277 "./awk.y" { param_counter = 0; ; break;} case 23: -#line 265 "awk.y" +#line 281 "./awk.y" { yyval.nodeval = append_right(make_param(yyvsp[-4].sval), yyvsp[-2].nodeval); - can_return = 1; + can_return = TRUE; /* check for duplicate parameter names */ if (dup_parms(yyval.nodeval)) errcount++; ; break;} case 24: -#line 276 "awk.y" +#line 292 "./awk.y" { yyval.nodeval = yyvsp[-2].nodeval; - can_return = 0; + can_return = FALSE; ; break;} case 25: -#line 281 "awk.y" +#line 297 "./awk.y" { yyval.nodeval = node((NODE *) NULL, Node_K_return, (NODE *) NULL); - can_return = 0; + can_return = FALSE; ; break;} case 26: -#line 290 "awk.y" +#line 306 "./awk.y" { yyval.nodeval = yyvsp[0].nodeval; ; break;} case 27: -#line 292 "awk.y" -{ yyval.nodeval = mkrangenode ( node(yyvsp[-2].nodeval, Node_cond_pair, yyvsp[0].nodeval) ); ; +#line 308 "./awk.y" +{ yyval.nodeval = mkrangenode(node(yyvsp[-2].nodeval, Node_cond_pair, yyvsp[0].nodeval)); ; break;} case 28: -#line 301 "awk.y" +#line 317 "./awk.y" { ++want_regexp; ; break;} case 29: -#line 303 "awk.y" +#line 319 "./awk.y" { NODE *n; size_t len; @@ -1439,7 +1460,7 @@ case 29: n->type = Node_regex; len = strlen(yyvsp[-1].sval); n->re_exp = make_string(yyvsp[-1].sval, len); - n->re_reg = make_regexp(yyvsp[-1].sval, len, 0, 1); + n->re_reg = make_regexp(yyvsp[-1].sval, len, FALSE, TRUE); n->re_text = NULL; n->re_flags = CONST; n->re_cnt = 1; @@ -1447,96 +1468,101 @@ case 29: ; break;} case 30: -#line 321 "awk.y" -{ yyval.nodeval = yyvsp[-3].nodeval ; ; +#line 337 "./awk.y" +{ yyval.nodeval = yyvsp[-3].nodeval; ; break;} case 31: -#line 323 "awk.y" +#line 339 "./awk.y" { yyval.nodeval = NULL; ; break;} case 32: -#line 328 "awk.y" -{ yyval.nodeval = yyvsp[0].nodeval; ; +#line 344 "./awk.y" +{ + yyval.nodeval = yyvsp[0].nodeval; + if (do_lint && isnoeffect(yyval.nodeval->type)) + warning("statement may have no effect"); + ; break;} case 33: -#line 330 "awk.y" +#line 350 "./awk.y" { if (yyvsp[-1].nodeval == NULL || yyvsp[-1].nodeval->type != Node_statement_list) - yyvsp[-1].nodeval = node(yyvsp[-1].nodeval, Node_statement_list,(NODE *)NULL); + yyvsp[-1].nodeval = node(yyvsp[-1].nodeval, Node_statement_list, (NODE *) NULL); yyval.nodeval = append_right(yyvsp[-1].nodeval, - node( yyvsp[0].nodeval, Node_statement_list, (NODE *)NULL)); + node(yyvsp[0].nodeval, Node_statement_list, (NODE *) NULL)); yyerrok; ; break;} case 34: -#line 338 "awk.y" +#line 358 "./awk.y" { yyval.nodeval = NULL; ; break;} case 35: -#line 340 "awk.y" +#line 360 "./awk.y" { yyval.nodeval = NULL; ; break;} case 38: -#line 350 "awk.y" +#line 370 "./awk.y" { yyval.nodeval = NULL; ; break;} case 39: -#line 352 "awk.y" +#line 372 "./awk.y" { yyval.nodeval = NULL; ; break;} case 40: -#line 354 "awk.y" +#line 374 "./awk.y" { yyval.nodeval = yyvsp[-1].nodeval; ; break;} case 41: -#line 356 "awk.y" +#line 376 "./awk.y" { yyval.nodeval = yyvsp[0].nodeval; ; break;} case 42: -#line 358 "awk.y" -{ yyval.nodeval = node (yyvsp[-3].nodeval, Node_K_while, yyvsp[0].nodeval); ; +#line 378 "./awk.y" +{ yyval.nodeval = node(yyvsp[-3].nodeval, Node_K_while, yyvsp[0].nodeval); ; break;} case 43: -#line 360 "awk.y" -{ yyval.nodeval = node (yyvsp[-2].nodeval, Node_K_do, yyvsp[-5].nodeval); ; +#line 380 "./awk.y" +{ yyval.nodeval = node(yyvsp[-2].nodeval, Node_K_do, yyvsp[-5].nodeval); ; break;} case 44: -#line 362 "awk.y" +#line 382 "./awk.y" { - yyval.nodeval = node (yyvsp[0].nodeval, Node_K_arrayfor, make_for_loop(variable(yyvsp[-5].sval,1), - (NODE *)NULL, variable(yyvsp[-3].sval,1))); + yyval.nodeval = node(yyvsp[0].nodeval, Node_K_arrayfor, + make_for_loop(variable(yyvsp[-5].sval, CAN_FREE, Node_var), + (NODE *) NULL, variable(yyvsp[-3].sval, CAN_FREE, Node_var_array))); ; break;} case 45: -#line 367 "awk.y" +#line 388 "./awk.y" { - yyval.nodeval = node(yyvsp[0].nodeval, Node_K_for, (NODE *)make_for_loop(yyvsp[-7].nodeval, yyvsp[-5].nodeval, yyvsp[-3].nodeval)); + yyval.nodeval = node(yyvsp[0].nodeval, Node_K_for, (NODE *) make_for_loop(yyvsp[-7].nodeval, yyvsp[-5].nodeval, yyvsp[-3].nodeval)); ; break;} case 46: -#line 371 "awk.y" +#line 392 "./awk.y" { - yyval.nodeval = node (yyvsp[0].nodeval, Node_K_for, - (NODE *)make_for_loop(yyvsp[-6].nodeval, (NODE *)NULL, yyvsp[-3].nodeval)); + yyval.nodeval = node(yyvsp[0].nodeval, Node_K_for, + (NODE *) make_for_loop(yyvsp[-6].nodeval, (NODE *) NULL, yyvsp[-3].nodeval)); ; break;} case 47: -#line 377 "awk.y" -{ yyval.nodeval = node ((NODE *)NULL, Node_K_break, (NODE *)NULL); ; +#line 398 "./awk.y" +{ yyval.nodeval = node((NODE *) NULL, Node_K_break, (NODE *) NULL); ; break;} case 48: -#line 380 "awk.y" -{ yyval.nodeval = node ((NODE *)NULL, Node_K_continue, (NODE *)NULL); ; +#line 401 "./awk.y" +{ yyval.nodeval = node((NODE *) NULL, Node_K_continue, (NODE *) NULL); ; break;} case 49: -#line 382 "awk.y" -{ yyval.nodeval = node (yyvsp[-3].nodeval, yyvsp[-5].nodetypeval, yyvsp[-1].nodeval); ; +#line 403 "./awk.y" +{ yyval.nodeval = node(yyvsp[-3].nodeval, yyvsp[-5].nodetypeval, yyvsp[-1].nodeval); ; break;} case 50: -#line 384 "awk.y" +#line 405 "./awk.y" { if (yyvsp[-3].nodetypeval == Node_K_print && yyvsp[-2].nodeval == NULL) { - static int warned = 0; + static int warned = FALSE; yyvsp[-2].nodeval = node(node(make_number(0.0), Node_field_spec, @@ -1545,66 +1571,102 @@ case 50: (NODE *) NULL); if (do_lint && ! io_allowed && ! warned) { - warned = 1; + warned = TRUE; warning( "plain `print' in BEGIN or END rule should probably be `print \"\"'"); } } - yyval.nodeval = node (yyvsp[-2].nodeval, yyvsp[-3].nodetypeval, yyvsp[-1].nodeval); + yyval.nodeval = node(yyvsp[-2].nodeval, yyvsp[-3].nodetypeval, yyvsp[-1].nodeval); ; break;} case 51: -#line 404 "awk.y" +#line 425 "./awk.y" { NODETYPE type; - if (yyvsp[-1].nodeval && yyvsp[-1].nodeval == lookup("file")) { - if (do_lint) - warning("`next file' is a gawk extension"); - if (do_unix || do_posix) { - /* - * can't use yyerror, since may have overshot - * the source line - */ - errcount++; - error("`next file' is a gawk extension"); - } - if (! io_allowed) { - /* same thing */ + if (yyvsp[-1].nodeval) { + if (yyvsp[-1].nodeval == lookup("file")) { + static int warned = FALSE; + + if (! warned) { + warned = TRUE; + warning("`next file' is obsolete; use `nextfile'"); + } + if (do_lint) + warning("`next file' is a gawk extension"); + if (do_traditional) { + /* + * can't use yyerror, since may have overshot + * the source line + */ + errcount++; + error("`next file' is a gawk extension"); + } + if (! io_allowed) { + /* same thing */ + errcount++; + error("`next file' used in BEGIN or END action"); + } + type = Node_K_nextfile; + } else { errcount++; - error("`next file' used in BEGIN or END action"); + error("illegal expression after `next'"); + type = Node_K_next; /* sanity */ } - type = Node_K_nextfile; } else { if (! io_allowed) - yyerror("next used in BEGIN or END action"); + yyerror("`next' used in BEGIN or END action"); type = Node_K_next; - } - yyval.nodeval = node ((NODE *)NULL, type, (NODE *)NULL); + } + yyval.nodeval = node((NODE *) NULL, type, (NODE *) NULL); ; break;} case 52: -#line 431 "awk.y" -{ yyval.nodeval = node (yyvsp[-1].nodeval, Node_K_exit, (NODE *)NULL); ; +#line 464 "./awk.y" +{ + if (do_lint) + warning("`nextfile' is a gawk extension"); + if (do_traditional) { + /* + * can't use yyerror, since may have overshot + * the source line + */ + errcount++; + error("`nextfile' is a gawk extension"); + } + if (! io_allowed) { + /* same thing */ + errcount++; + error("`nextfile' used in BEGIN or END action"); + } + yyval.nodeval = node((NODE *) NULL, Node_K_nextfile, (NODE *) NULL); + ; break;} case 53: -#line 433 "awk.y" -{ if (! can_return) yyerror("return used outside function context"); ; +#line 483 "./awk.y" +{ yyval.nodeval = node(yyvsp[-1].nodeval, Node_K_exit, (NODE *) NULL); ; break;} case 54: -#line 435 "awk.y" -{ yyval.nodeval = node (yyvsp[-1].nodeval, Node_K_return, (NODE *)NULL); ; +#line 485 "./awk.y" +{ + if (! can_return) + yyerror("`return' used outside function context"); + ; break;} case 55: -#line 437 "awk.y" -{ yyval.nodeval = node (variable(yyvsp[-4].sval,1), Node_K_delete, yyvsp[-2].nodeval); ; +#line 490 "./awk.y" +{ yyval.nodeval = node(yyvsp[-1].nodeval, Node_K_return, (NODE *) NULL); ; break;} case 56: -#line 439 "awk.y" +#line 492 "./awk.y" +{ yyval.nodeval = node(variable(yyvsp[-4].sval, CAN_FREE, Node_var_array), Node_K_delete, yyvsp[-2].nodeval); ; + break;} +case 57: +#line 494 "./awk.y" { if (do_lint) warning("`delete array' is a gawk extension"); - if (do_unix || do_posix) { + if (do_traditional) { /* * can't use yyerror, since may have overshot * the source line @@ -1612,218 +1674,218 @@ case 56: errcount++; error("`delete array' is a gawk extension"); } - yyval.nodeval = node (variable(yyvsp[-1].sval,1), Node_K_delete, (NODE *) NULL); + yyval.nodeval = node(variable(yyvsp[-1].sval, CAN_FREE, Node_var_array), Node_K_delete, (NODE *) NULL); ; break;} -case 57: -#line 453 "awk.y" -{ yyval.nodeval = yyvsp[-1].nodeval; ; - break;} case 58: -#line 458 "awk.y" -{ yyval.nodetypeval = yyvsp[0].nodetypeval; ; +#line 508 "./awk.y" +{ yyval.nodeval = yyvsp[-1].nodeval; ; break;} case 59: -#line 460 "awk.y" +#line 513 "./awk.y" { yyval.nodetypeval = yyvsp[0].nodetypeval; ; break;} case 60: -#line 465 "awk.y" +#line 515 "./awk.y" +{ yyval.nodetypeval = yyvsp[0].nodetypeval; ; + break;} +case 61: +#line 520 "./awk.y" { yyval.nodeval = node(yyvsp[-3].nodeval, Node_K_if, - node(yyvsp[0].nodeval, Node_if_branches, (NODE *)NULL)); + node(yyvsp[0].nodeval, Node_if_branches, (NODE *) NULL)); ; break;} -case 61: -#line 471 "awk.y" -{ yyval.nodeval = node (yyvsp[-6].nodeval, Node_K_if, - node (yyvsp[-3].nodeval, Node_if_branches, yyvsp[0].nodeval)); ; - break;} case 62: -#line 477 "awk.y" -{ want_assign = 0; ; +#line 526 "./awk.y" +{ yyval.nodeval = node(yyvsp[-6].nodeval, Node_K_if, + node(yyvsp[-3].nodeval, Node_if_branches, yyvsp[0].nodeval)); ; break;} -case 66: -#line 488 "awk.y" -{ yyval.nodeval = NULL; ; +case 63: +#line 532 "./awk.y" +{ want_assign = FALSE; ; break;} case 67: -#line 490 "awk.y" -{ yyval.nodeval = node (yyvsp[0].nodeval, Node_redirect_input, (NODE *)NULL); ; +#line 543 "./awk.y" +{ yyval.nodeval = NULL; ; break;} case 68: -#line 495 "awk.y" -{ yyval.nodeval = NULL; ; +#line 545 "./awk.y" +{ yyval.nodeval = node(yyvsp[0].nodeval, Node_redirect_input, (NODE *) NULL); ; break;} case 69: -#line 497 "awk.y" -{ yyval.nodeval = node (yyvsp[0].nodeval, Node_redirect_output, (NODE *)NULL); ; +#line 550 "./awk.y" +{ yyval.nodeval = NULL; ; break;} case 70: -#line 499 "awk.y" -{ yyval.nodeval = node (yyvsp[0].nodeval, Node_redirect_append, (NODE *)NULL); ; +#line 552 "./awk.y" +{ yyval.nodeval = node(yyvsp[0].nodeval, Node_redirect_output, (NODE *) NULL); ; break;} case 71: -#line 501 "awk.y" -{ yyval.nodeval = node (yyvsp[0].nodeval, Node_redirect_pipe, (NODE *)NULL); ; +#line 554 "./awk.y" +{ yyval.nodeval = node(yyvsp[0].nodeval, Node_redirect_append, (NODE *) NULL); ; break;} case 72: -#line 506 "awk.y" -{ yyval.nodeval = NULL; ; +#line 556 "./awk.y" +{ yyval.nodeval = node(yyvsp[0].nodeval, Node_redirect_pipe, (NODE *) NULL); ; break;} case 73: -#line 508 "awk.y" -{ yyval.nodeval = yyvsp[0].nodeval; ; +#line 561 "./awk.y" +{ yyval.nodeval = NULL; ; break;} case 74: -#line 513 "awk.y" -{ yyval.nodeval = make_param(yyvsp[0].sval); ; +#line 563 "./awk.y" +{ yyval.nodeval = yyvsp[0].nodeval; ; break;} case 75: -#line 515 "awk.y" -{ yyval.nodeval = append_right(yyvsp[-2].nodeval, make_param(yyvsp[0].sval)); yyerrok; ; +#line 568 "./awk.y" +{ yyval.nodeval = make_param(yyvsp[0].sval); ; break;} case 76: -#line 517 "awk.y" -{ yyval.nodeval = NULL; ; +#line 570 "./awk.y" +{ yyval.nodeval = append_right(yyvsp[-2].nodeval, make_param(yyvsp[0].sval)); yyerrok; ; break;} case 77: -#line 519 "awk.y" +#line 572 "./awk.y" { yyval.nodeval = NULL; ; break;} case 78: -#line 521 "awk.y" +#line 574 "./awk.y" { yyval.nodeval = NULL; ; break;} case 79: -#line 527 "awk.y" +#line 576 "./awk.y" { yyval.nodeval = NULL; ; break;} case 80: -#line 529 "awk.y" -{ yyval.nodeval = yyvsp[0].nodeval; ; +#line 582 "./awk.y" +{ yyval.nodeval = NULL; ; break;} case 81: -#line 534 "awk.y" -{ yyval.nodeval = NULL; ; +#line 584 "./awk.y" +{ yyval.nodeval = yyvsp[0].nodeval; ; break;} case 82: -#line 536 "awk.y" -{ yyval.nodeval = yyvsp[0].nodeval; ; +#line 589 "./awk.y" +{ yyval.nodeval = NULL; ; break;} case 83: -#line 541 "awk.y" -{ yyval.nodeval = node (yyvsp[0].nodeval, Node_expression_list, (NODE *)NULL); ; +#line 591 "./awk.y" +{ yyval.nodeval = yyvsp[0].nodeval; ; break;} case 84: -#line 543 "awk.y" +#line 596 "./awk.y" +{ yyval.nodeval = node(yyvsp[0].nodeval, Node_expression_list, (NODE *) NULL); ; + break;} +case 85: +#line 598 "./awk.y" { yyval.nodeval = append_right(yyvsp[-2].nodeval, - node( yyvsp[0].nodeval, Node_expression_list, (NODE *)NULL)); + node(yyvsp[0].nodeval, Node_expression_list, (NODE *) NULL)); yyerrok; ; break;} -case 85: -#line 549 "awk.y" -{ yyval.nodeval = NULL; ; - break;} case 86: -#line 551 "awk.y" +#line 604 "./awk.y" { yyval.nodeval = NULL; ; break;} case 87: -#line 553 "awk.y" +#line 606 "./awk.y" { yyval.nodeval = NULL; ; break;} case 88: -#line 555 "awk.y" +#line 608 "./awk.y" { yyval.nodeval = NULL; ; break;} case 89: -#line 560 "awk.y" +#line 610 "./awk.y" { yyval.nodeval = NULL; ; break;} case 90: -#line 562 "awk.y" -{ yyval.nodeval = yyvsp[0].nodeval; ; +#line 615 "./awk.y" +{ yyval.nodeval = NULL; ; break;} case 91: -#line 567 "awk.y" -{ yyval.nodeval = node (yyvsp[0].nodeval, Node_expression_list, (NODE *)NULL); ; +#line 617 "./awk.y" +{ yyval.nodeval = yyvsp[0].nodeval; ; break;} case 92: -#line 569 "awk.y" +#line 622 "./awk.y" +{ yyval.nodeval = node(yyvsp[0].nodeval, Node_expression_list, (NODE *) NULL); ; + break;} +case 93: +#line 624 "./awk.y" { yyval.nodeval = append_right(yyvsp[-2].nodeval, - node( yyvsp[0].nodeval, Node_expression_list, (NODE *)NULL)); + node(yyvsp[0].nodeval, Node_expression_list, (NODE *) NULL)); yyerrok; ; break;} -case 93: -#line 575 "awk.y" -{ yyval.nodeval = NULL; ; - break;} case 94: -#line 577 "awk.y" +#line 630 "./awk.y" { yyval.nodeval = NULL; ; break;} case 95: -#line 579 "awk.y" +#line 632 "./awk.y" { yyval.nodeval = NULL; ; break;} case 96: -#line 581 "awk.y" +#line 634 "./awk.y" { yyval.nodeval = NULL; ; break;} case 97: -#line 586 "awk.y" -{ want_assign = 0; ; +#line 636 "./awk.y" +{ yyval.nodeval = NULL; ; break;} case 98: -#line 588 "awk.y" +#line 641 "./awk.y" +{ want_assign = FALSE; ; + break;} +case 99: +#line 643 "./awk.y" { if (do_lint && yyvsp[0].nodeval->type == Node_regex) warning("Regular expression on left of assignment."); - yyval.nodeval = node (yyvsp[-3].nodeval, yyvsp[-2].nodetypeval, yyvsp[0].nodeval); + yyval.nodeval = node(yyvsp[-3].nodeval, yyvsp[-2].nodetypeval, yyvsp[0].nodeval); ; break;} -case 99: -#line 594 "awk.y" -{ yyval.nodeval = node (variable(yyvsp[0].sval,1), Node_in_array, yyvsp[-3].nodeval); ; - break;} case 100: -#line 596 "awk.y" +#line 649 "./awk.y" +{ yyval.nodeval = node(variable(yyvsp[0].sval, CAN_FREE, Node_var_array), Node_in_array, yyvsp[-3].nodeval); ; + break;} +case 101: +#line 651 "./awk.y" { - yyval.nodeval = node (yyvsp[0].nodeval, Node_K_getline, - node (yyvsp[-3].nodeval, Node_redirect_pipein, (NODE *)NULL)); + yyval.nodeval = node(yyvsp[0].nodeval, Node_K_getline, + node(yyvsp[-3].nodeval, Node_redirect_pipein, (NODE *) NULL)); ; break;} -case 101: -#line 601 "awk.y" +case 102: +#line 656 "./awk.y" { if (do_lint && ! io_allowed && yyvsp[0].nodeval == NULL) warning("non-redirected getline undefined inside BEGIN or END action"); - yyval.nodeval = node (yyvsp[-1].nodeval, Node_K_getline, yyvsp[0].nodeval); + yyval.nodeval = node(yyvsp[-1].nodeval, Node_K_getline, yyvsp[0].nodeval); ; break;} -case 102: -#line 607 "awk.y" -{ yyval.nodeval = node (yyvsp[-2].nodeval, Node_and, yyvsp[0].nodeval); ; - break;} case 103: -#line 609 "awk.y" -{ yyval.nodeval = node (yyvsp[-2].nodeval, Node_or, yyvsp[0].nodeval); ; +#line 662 "./awk.y" +{ yyval.nodeval = node(yyvsp[-2].nodeval, Node_and, yyvsp[0].nodeval); ; break;} case 104: -#line 611 "awk.y" +#line 664 "./awk.y" +{ yyval.nodeval = node(yyvsp[-2].nodeval, Node_or, yyvsp[0].nodeval); ; + break;} +case 105: +#line 666 "./awk.y" { if (yyvsp[-2].nodeval->type == Node_regex) warning("Regular expression on left of MATCH operator."); - yyval.nodeval = node (yyvsp[-2].nodeval, yyvsp[-1].nodetypeval, mk_rexp(yyvsp[0].nodeval)); + yyval.nodeval = node(yyvsp[-2].nodeval, yyvsp[-1].nodetypeval, mk_rexp(yyvsp[0].nodeval)); ; break;} -case 105: -#line 617 "awk.y" +case 106: +#line 672 "./awk.y" { yyval.nodeval = yyvsp[0].nodeval; if (do_lint && tokstart[0] == '*') { @@ -1834,8 +1896,8 @@ case 105: } ; break;} -case 106: -#line 627 "awk.y" +case 107: +#line 682 "./awk.y" { yyval.nodeval = node(node(make_number(0.0), Node_field_spec, @@ -1844,232 +1906,237 @@ case 106: yyvsp[0].nodeval); ; break;} -case 107: -#line 635 "awk.y" -{ yyval.nodeval = node (variable(yyvsp[0].sval,1), Node_in_array, yyvsp[-2].nodeval); ; - break;} case 108: -#line 637 "awk.y" +#line 690 "./awk.y" +{ yyval.nodeval = node(variable(yyvsp[0].sval, CAN_FREE, Node_var_array), Node_in_array, yyvsp[-2].nodeval); ; + break;} +case 109: +#line 692 "./awk.y" { if (do_lint && yyvsp[0].nodeval->type == Node_regex) warning("Regular expression on left of comparison."); - yyval.nodeval = node (yyvsp[-2].nodeval, yyvsp[-1].nodetypeval, yyvsp[0].nodeval); + yyval.nodeval = node(yyvsp[-2].nodeval, yyvsp[-1].nodetypeval, yyvsp[0].nodeval); ; break;} -case 109: -#line 643 "awk.y" -{ yyval.nodeval = node (yyvsp[-2].nodeval, Node_less, yyvsp[0].nodeval); ; - break;} case 110: -#line 645 "awk.y" -{ yyval.nodeval = node (yyvsp[-2].nodeval, Node_greater, yyvsp[0].nodeval); ; +#line 698 "./awk.y" +{ yyval.nodeval = node(yyvsp[-2].nodeval, Node_less, yyvsp[0].nodeval); ; break;} case 111: -#line 647 "awk.y" -{ yyval.nodeval = node(yyvsp[-4].nodeval, Node_cond_exp, node(yyvsp[-2].nodeval, Node_if_branches, yyvsp[0].nodeval));; +#line 700 "./awk.y" +{ yyval.nodeval = node(yyvsp[-2].nodeval, Node_greater, yyvsp[0].nodeval); ; break;} case 112: -#line 649 "awk.y" -{ yyval.nodeval = yyvsp[0].nodeval; ; +#line 702 "./awk.y" +{ yyval.nodeval = node(yyvsp[-4].nodeval, Node_cond_exp, node(yyvsp[-2].nodeval, Node_if_branches, yyvsp[0].nodeval));; break;} case 113: -#line 651 "awk.y" -{ yyval.nodeval = node (yyvsp[-1].nodeval, Node_concat, yyvsp[0].nodeval); ; +#line 704 "./awk.y" +{ yyval.nodeval = yyvsp[0].nodeval; ; break;} case 114: -#line 656 "awk.y" -{ want_assign = 0; ; +#line 706 "./awk.y" +{ yyval.nodeval = node(yyvsp[-1].nodeval, Node_concat, yyvsp[0].nodeval); ; break;} case 115: -#line 658 "awk.y" -{ yyval.nodeval = node (yyvsp[-3].nodeval, yyvsp[-2].nodetypeval, yyvsp[0].nodeval); ; +#line 711 "./awk.y" +{ want_assign = FALSE; ; break;} case 116: -#line 660 "awk.y" -{ yyval.nodeval = node (yyvsp[-2].nodeval, Node_and, yyvsp[0].nodeval); ; +#line 713 "./awk.y" +{ yyval.nodeval = node(yyvsp[-3].nodeval, yyvsp[-2].nodetypeval, yyvsp[0].nodeval); ; break;} case 117: -#line 662 "awk.y" -{ yyval.nodeval = node (yyvsp[-2].nodeval, Node_or, yyvsp[0].nodeval); ; +#line 715 "./awk.y" +{ yyval.nodeval = node(yyvsp[-2].nodeval, Node_and, yyvsp[0].nodeval); ; break;} case 118: -#line 664 "awk.y" +#line 717 "./awk.y" +{ yyval.nodeval = node(yyvsp[-2].nodeval, Node_or, yyvsp[0].nodeval); ; + break;} +case 119: +#line 719 "./awk.y" { if (do_lint && ! io_allowed && yyvsp[0].nodeval == NULL) warning("non-redirected getline undefined inside BEGIN or END action"); - yyval.nodeval = node (yyvsp[-1].nodeval, Node_K_getline, yyvsp[0].nodeval); + yyval.nodeval = node(yyvsp[-1].nodeval, Node_K_getline, yyvsp[0].nodeval); ; break;} -case 119: -#line 670 "awk.y" -{ yyval.nodeval = yyvsp[0].nodeval; ; - break;} case 120: -#line 672 "awk.y" -{ yyval.nodeval = node((NODE *) NULL, Node_nomatch, yyvsp[0].nodeval); ; +#line 725 "./awk.y" +{ yyval.nodeval = yyvsp[0].nodeval; ; break;} case 121: -#line 674 "awk.y" -{ yyval.nodeval = node (yyvsp[-2].nodeval, yyvsp[-1].nodetypeval, mk_rexp(yyvsp[0].nodeval)); ; +#line 727 "./awk.y" +{ yyval.nodeval = node((NODE *) NULL, Node_nomatch, yyvsp[0].nodeval); ; break;} case 122: -#line 676 "awk.y" -{ yyval.nodeval = node (variable(yyvsp[0].sval,1), Node_in_array, yyvsp[-2].nodeval); ; +#line 729 "./awk.y" +{ yyval.nodeval = node(yyvsp[-2].nodeval, yyvsp[-1].nodetypeval, mk_rexp(yyvsp[0].nodeval)); ; break;} case 123: -#line 678 "awk.y" -{ yyval.nodeval = node (yyvsp[-2].nodeval, yyvsp[-1].nodetypeval, yyvsp[0].nodeval); ; +#line 731 "./awk.y" +{ yyval.nodeval = node(variable(yyvsp[0].sval, CAN_FREE, Node_var_array), Node_in_array, yyvsp[-2].nodeval); ; break;} case 124: -#line 680 "awk.y" -{ yyval.nodeval = node(yyvsp[-4].nodeval, Node_cond_exp, node(yyvsp[-2].nodeval, Node_if_branches, yyvsp[0].nodeval));; +#line 733 "./awk.y" +{ yyval.nodeval = node(yyvsp[-2].nodeval, yyvsp[-1].nodetypeval, yyvsp[0].nodeval); ; break;} case 125: -#line 682 "awk.y" -{ yyval.nodeval = yyvsp[0].nodeval; ; +#line 735 "./awk.y" +{ yyval.nodeval = node(yyvsp[-4].nodeval, Node_cond_exp, node(yyvsp[-2].nodeval, Node_if_branches, yyvsp[0].nodeval));; break;} case 126: -#line 684 "awk.y" -{ yyval.nodeval = node (yyvsp[-1].nodeval, Node_concat, yyvsp[0].nodeval); ; +#line 737 "./awk.y" +{ yyval.nodeval = yyvsp[0].nodeval; ; break;} -case 128: -#line 691 "awk.y" -{ yyval.nodeval = node (yyvsp[-2].nodeval, Node_exp, yyvsp[0].nodeval); ; +case 127: +#line 739 "./awk.y" +{ yyval.nodeval = node(yyvsp[-1].nodeval, Node_concat, yyvsp[0].nodeval); ; break;} case 129: -#line 693 "awk.y" -{ yyval.nodeval = node (yyvsp[-2].nodeval, Node_times, yyvsp[0].nodeval); ; +#line 746 "./awk.y" +{ yyval.nodeval = node(yyvsp[-2].nodeval, Node_exp, yyvsp[0].nodeval); ; break;} case 130: -#line 695 "awk.y" -{ yyval.nodeval = node (yyvsp[-2].nodeval, Node_quotient, yyvsp[0].nodeval); ; +#line 748 "./awk.y" +{ yyval.nodeval = node(yyvsp[-2].nodeval, Node_times, yyvsp[0].nodeval); ; break;} case 131: -#line 697 "awk.y" -{ yyval.nodeval = node (yyvsp[-2].nodeval, Node_mod, yyvsp[0].nodeval); ; +#line 750 "./awk.y" +{ yyval.nodeval = node(yyvsp[-2].nodeval, Node_quotient, yyvsp[0].nodeval); ; break;} case 132: -#line 699 "awk.y" -{ yyval.nodeval = node (yyvsp[-2].nodeval, Node_plus, yyvsp[0].nodeval); ; +#line 752 "./awk.y" +{ yyval.nodeval = node(yyvsp[-2].nodeval, Node_mod, yyvsp[0].nodeval); ; break;} case 133: -#line 701 "awk.y" -{ yyval.nodeval = node (yyvsp[-2].nodeval, Node_minus, yyvsp[0].nodeval); ; +#line 754 "./awk.y" +{ yyval.nodeval = node(yyvsp[-2].nodeval, Node_plus, yyvsp[0].nodeval); ; break;} case 134: -#line 703 "awk.y" -{ yyval.nodeval = node (yyvsp[-1].nodeval, Node_postincrement, (NODE *)NULL); ; +#line 756 "./awk.y" +{ yyval.nodeval = node(yyvsp[-2].nodeval, Node_minus, yyvsp[0].nodeval); ; break;} case 135: -#line 705 "awk.y" -{ yyval.nodeval = node (yyvsp[-1].nodeval, Node_postdecrement, (NODE *)NULL); ; +#line 758 "./awk.y" +{ yyval.nodeval = node(yyvsp[-1].nodeval, Node_postincrement, (NODE *) NULL); ; break;} case 136: -#line 710 "awk.y" -{ yyval.nodeval = node (yyvsp[0].nodeval, Node_not,(NODE *) NULL); ; +#line 760 "./awk.y" +{ yyval.nodeval = node(yyvsp[-1].nodeval, Node_postdecrement, (NODE *) NULL); ; break;} case 137: -#line 712 "awk.y" -{ yyval.nodeval = yyvsp[-1].nodeval; ; +#line 765 "./awk.y" +{ yyval.nodeval = node(yyvsp[0].nodeval, Node_not, (NODE *) NULL); ; break;} case 138: -#line 715 "awk.y" -{ yyval.nodeval = snode (yyvsp[-1].nodeval, Node_builtin, (int) yyvsp[-3].lval); ; +#line 767 "./awk.y" +{ yyval.nodeval = yyvsp[-1].nodeval; ; break;} case 139: -#line 717 "awk.y" -{ yyval.nodeval = snode (yyvsp[-1].nodeval, Node_builtin, (int) yyvsp[-3].lval); ; +#line 770 "./awk.y" +{ yyval.nodeval = snode(yyvsp[-1].nodeval, Node_builtin, (int) yyvsp[-3].lval); ; break;} case 140: -#line 719 "awk.y" +#line 772 "./awk.y" +{ yyval.nodeval = snode(yyvsp[-1].nodeval, Node_builtin, (int) yyvsp[-3].lval); ; + break;} +case 141: +#line 774 "./awk.y" { if (do_lint) warning("call of `length' without parentheses is not portable"); - yyval.nodeval = snode ((NODE *)NULL, Node_builtin, (int) yyvsp[0].lval); + yyval.nodeval = snode((NODE *) NULL, Node_builtin, (int) yyvsp[0].lval); if (do_posix) - warning( "call of `length' without parentheses is deprecated by POSIX"); + warning("call of `length' without parentheses is deprecated by POSIX"); ; break;} -case 141: -#line 727 "awk.y" +case 142: +#line 782 "./awk.y" { - yyval.nodeval = node (yyvsp[-1].nodeval, Node_func_call, make_string(yyvsp[-3].sval, strlen(yyvsp[-3].sval))); + yyval.nodeval = node(yyvsp[-1].nodeval, Node_func_call, make_string(yyvsp[-3].sval, strlen(yyvsp[-3].sval))); + func_use(yyvsp[-3].sval, FUNC_USE); + param_sanity(yyvsp[-1].nodeval); free(yyvsp[-3].sval); ; break;} -case 143: -#line 733 "awk.y" -{ yyval.nodeval = node (yyvsp[0].nodeval, Node_preincrement, (NODE *)NULL); ; - break;} case 144: -#line 735 "awk.y" -{ yyval.nodeval = node (yyvsp[0].nodeval, Node_predecrement, (NODE *)NULL); ; +#line 790 "./awk.y" +{ yyval.nodeval = node(yyvsp[0].nodeval, Node_preincrement, (NODE *) NULL); ; break;} case 145: -#line 737 "awk.y" -{ yyval.nodeval = yyvsp[0].nodeval; ; +#line 792 "./awk.y" +{ yyval.nodeval = node(yyvsp[0].nodeval, Node_predecrement, (NODE *) NULL); ; break;} case 146: -#line 739 "awk.y" +#line 794 "./awk.y" { yyval.nodeval = yyvsp[0].nodeval; ; break;} case 147: -#line 742 "awk.y" -{ if (yyvsp[0].nodeval->type == Node_val) { +#line 796 "./awk.y" +{ yyval.nodeval = yyvsp[0].nodeval; ; + break;} +case 148: +#line 799 "./awk.y" +{ + if (yyvsp[0].nodeval->type == Node_val) { yyvsp[0].nodeval->numbr = -(force_number(yyvsp[0].nodeval)); yyval.nodeval = yyvsp[0].nodeval; } else - yyval.nodeval = node (yyvsp[0].nodeval, Node_unary_minus, (NODE *)NULL); + yyval.nodeval = node(yyvsp[0].nodeval, Node_unary_minus, (NODE *) NULL); ; break;} -case 148: -#line 749 "awk.y" +case 149: +#line 807 "./awk.y" { - /* was: $$ = $2 */ - /* POSIX semantics: force a conversion to numeric type */ + /* + * was: $$ = $2 + * POSIX semantics: force a conversion to numeric type + */ yyval.nodeval = node (make_number(0.0), Node_plus, yyvsp[0].nodeval); ; break;} -case 149: -#line 758 "awk.y" -{ yyval.nodeval = NULL; ; - break;} case 150: -#line 760 "awk.y" -{ yyval.nodeval = yyvsp[0].nodeval; ; +#line 818 "./awk.y" +{ yyval.nodeval = NULL; ; break;} case 151: -#line 765 "awk.y" -{ yyval.nodeval = variable(yyvsp[0].sval,1); ; +#line 820 "./awk.y" +{ yyval.nodeval = yyvsp[0].nodeval; ; break;} case 152: -#line 767 "awk.y" +#line 825 "./awk.y" +{ yyval.nodeval = variable(yyvsp[0].sval, CAN_FREE, Node_var); ; + break;} +case 153: +#line 827 "./awk.y" { if (yyvsp[-1].nodeval->rnode == NULL) { - yyval.nodeval = node (variable(yyvsp[-3].sval,1), Node_subscript, yyvsp[-1].nodeval->lnode); + yyval.nodeval = node(variable(yyvsp[-3].sval, CAN_FREE, Node_var_array), Node_subscript, yyvsp[-1].nodeval->lnode); freenode(yyvsp[-1].nodeval); } else - yyval.nodeval = node (variable(yyvsp[-3].sval,1), Node_subscript, yyvsp[-1].nodeval); + yyval.nodeval = node(variable(yyvsp[-3].sval, CAN_FREE, Node_var_array), Node_subscript, yyvsp[-1].nodeval); ; break;} -case 153: -#line 775 "awk.y" -{ yyval.nodeval = node (yyvsp[0].nodeval, Node_field_spec, (NODE *)NULL); ; - break;} -case 155: -#line 783 "awk.y" -{ yyerrok; ; +case 154: +#line 835 "./awk.y" +{ yyval.nodeval = node(yyvsp[0].nodeval, Node_field_spec, (NODE *) NULL); ; break;} case 156: -#line 787 "awk.y" +#line 843 "./awk.y" { yyerrok; ; break;} -case 159: -#line 796 "awk.y" -{ yyerrok; want_assign = 0; ; +case 157: +#line 847 "./awk.y" +{ yyerrok; ; break;} case 160: -#line 799 "awk.y" +#line 856 "./awk.y" +{ yyerrok; want_assign = FALSE; ; + break;} +case 161: +#line 859 "./awk.y" { yyerrok; ; break;} } @@ -2270,7 +2337,7 @@ yyerrhandle: yystate = yyn; goto yynewstate; } -#line 802 "awk.y" +#line 862 "./awk.y" struct token { @@ -2284,7 +2351,8 @@ struct token { # define NOT_OLD 0x0100 /* feature not in old awk */ # define NOT_POSIX 0x0200 /* feature not in POSIX */ # define GAWKX 0x0400 /* gawk extension */ - NODE *(*ptr) (); /* function that implements this keyword */ +# define RESX 0x0800 /* Bell Labs Research extension */ + NODE *(*ptr)(); /* function that implements this keyword */ }; extern NODE @@ -2293,7 +2361,8 @@ extern NODE *do_split(), *do_system(), *do_int(), *do_close(), *do_atan2(), *do_sin(), *do_cos(), *do_rand(), *do_srand(), *do_match(), *do_tolower(), *do_toupper(), - *do_sub(), *do_gsub(), *do_strftime(), *do_systime(); + *do_sub(), *do_gsub(), *do_strftime(), *do_systime(), + *do_fflush(); /* Tokentab is sorted ascii ascending order, so it can be binary searched. */ @@ -2310,9 +2379,11 @@ static struct token tokentab[] = { {"else", Node_illegal, LEX_ELSE, 0, 0}, {"exit", Node_K_exit, LEX_EXIT, 0, 0}, {"exp", Node_builtin, LEX_BUILTIN, A(1), do_exp}, +{"fflush", Node_builtin, LEX_BUILTIN, RESX|A(0)|A(1), do_fflush}, {"for", Node_K_for, LEX_FOR, 0, 0}, {"func", Node_K_function, LEX_FUNCTION, NOT_POSIX|NOT_OLD, 0}, {"function", Node_K_function, LEX_FUNCTION, NOT_OLD, 0}, +{"gensub", Node_builtin, LEX_BUILTIN, GAWKX|A(3)|A(4), do_gensub}, {"getline", Node_K_getline, LEX_GETLINE, NOT_OLD, 0}, {"gsub", Node_builtin, LEX_BUILTIN, NOT_OLD|A(2)|A(3), do_gsub}, {"if", Node_K_if, LEX_IF, 0, 0}, @@ -2323,6 +2394,7 @@ static struct token tokentab[] = { {"log", Node_builtin, LEX_BUILTIN, A(1), do_log}, {"match", Node_builtin, LEX_BUILTIN, NOT_OLD|A(2), do_match}, {"next", Node_K_next, LEX_NEXT, 0, 0}, +{"nextfile", Node_K_nextfile, LEX_NEXTFILE, GAWKX, 0}, {"print", Node_K_print, LEX_PRINT, 0, 0}, {"printf", Node_K_printf, LEX_PRINTF, 0, 0}, {"rand", Node_builtin, LEX_BUILTIN, NOT_OLD|A(0), do_rand}, @@ -2332,7 +2404,7 @@ static struct token tokentab[] = { {"sprintf", Node_builtin, LEX_BUILTIN, 0, do_sprintf}, {"sqrt", Node_builtin, LEX_BUILTIN, A(1), do_sqrt}, {"srand", Node_builtin, LEX_BUILTIN, NOT_OLD|A(0)|A(1), do_srand}, -{"strftime", Node_builtin, LEX_BUILTIN, GAWKX|A(1)|A(2), do_strftime}, +{"strftime", Node_builtin, LEX_BUILTIN, GAWKX|A(0)|A(1)|A(2), do_strftime}, {"sub", Node_builtin, LEX_BUILTIN, NOT_OLD|A(2)|A(3), do_sub}, {"substr", Node_builtin, LEX_BUILTIN, A(2)|A(3), do_substr}, {"system", Node_builtin, LEX_BUILTIN, NOT_OLD|A(1), do_system}, @@ -2342,10 +2414,17 @@ static struct token tokentab[] = { {"while", Node_K_while, LEX_WHILE, 0, 0}, }; +/* yyerror --- print a syntax error message, show where */ + +#if defined(HAVE_STDARG_H) && defined(__STDC__) && __STDC__ +static void +yyerror(const char *m, ...) +#else /* VARARGS0 */ static void yyerror(va_alist) va_dcl +#endif { va_list args; const char *mesg = NULL; @@ -2357,13 +2436,13 @@ va_dcl errcount++; /* Find the current line in the input file */ if (lexptr && lexeme) { - if (!thisline) { + if (thisline == NULL) { cp = lexeme; if (*cp == '\n') { cp--; mesg = "unexpected newline"; } - for ( ; cp != lexptr_begin && *cp != '\n'; --cp) + for (; cp != lexptr_begin && *cp != '\n'; --cp) continue; if (*cp == '\n') cp++; @@ -2380,7 +2459,7 @@ va_dcl msg("%.*s", (int) (bp - thisline), thisline); bp = buf; cp = buf + sizeof(buf) - 24; /* 24 more than longest msg. input */ - if (lexptr) { + if (lexptr != NULL) { scan = thisline; while (bp < cp && scan < lexeme) if (*scan++ == '\t') @@ -2390,26 +2469,36 @@ va_dcl *bp++ = '^'; *bp++ = ' '; } +#if defined(HAVE_STDARG_H) && defined(__STDC__) && __STDC__ + va_start(args, m); + if (mesg == NULL) + mesg = m; +#else va_start(args); if (mesg == NULL) mesg = va_arg(args, char *); +#endif strcpy(bp, mesg); err("", buf, args); va_end(args); exit(2); } +/* get_src_buf --- read the next buffer of source program */ + static char * get_src_buf() { - static int samefile = 0; + static int samefile = FALSE; static int nextfile = 0; static char *buf = NULL; static int fd; int n; register char *scan; static int len = 0; - static int did_newline = 0; + static int did_newline = FALSE; + struct stat sbuf; + # define SLOP 128 /* enough space to hold most source lines */ again: @@ -2425,13 +2514,19 @@ again: * gawk '' /path/name * Sigh. */ + static int warned = FALSE; + + if (do_lint && ! warned) { + warned = TRUE; + warning("empty program text on command line"); + } ++nextfile; goto again; } sourceline = 1; lexptr = lexptr_begin = srcfiles[nextfile].val; lexend = lexptr + len; - } else if (!did_newline && *(lexptr-1) != '\n') { + } else if (! did_newline && *(lexptr-1) != '\n') { /* * The following goop is to ensure that the source * ends with a newline and that the entire current @@ -2439,7 +2534,7 @@ again: */ int offset; - did_newline = 1; + did_newline = TRUE; offset = lexptr - lexeme; for (scan = lexeme; scan > lexptr_begin; scan--) if (*scan == '\n') { @@ -2460,13 +2555,13 @@ again: lexeme = lexptr = lexptr_begin = NULL; } if (lexptr == NULL && ++nextfile <= numfiles) - return get_src_buf(); + goto again; return lexptr; } - if (!samefile) { + if (! samefile) { source = srcfiles[nextfile].val; if (source == NULL) { - if (buf) { + if (buf != NULL) { free(buf); buf = NULL; } @@ -2474,15 +2569,32 @@ again: return lexeme = lexptr = lexptr_begin = NULL; } fd = pathopen(source); - if (fd == -1) + if (fd <= INVALID_HANDLE) { + char *in; + + /* suppress file name and line no. in error mesg */ + in = source; + source = NULL; fatal("can't open source file \"%s\" for reading (%s)", - source, strerror(errno)); - len = optimal_bufsize(fd); - if (buf) + in, strerror(errno)); + } + len = optimal_bufsize(fd, & sbuf); + if (sbuf.st_size == 0) { + static int warned = FALSE; + + if (do_lint && ! warned) { + warned = TRUE; + warning("source file `%s' is empty", source); + } + close(fd); + ++nextfile; + goto again; + } + if (buf != NULL) free(buf); emalloc(buf, char *, len + SLOP, "get_src_buf"); lexptr_begin = buf + SLOP; - samefile = 1; + samefile = TRUE; sourceline = 1; } else { /* @@ -2511,7 +2623,8 @@ again: fatal("can't read sourcefile \"%s\" (%s)", source, strerror(errno)); if (n == 0) { - samefile = 0; + close(fd); + samefile = FALSE; nextfile++; if (lexeme) *lexeme = '\0'; @@ -2523,8 +2636,12 @@ again: return buf; } +/* tokadd --- add a character to the token buffer */ + #define tokadd(x) (*tok++ = (x), tok == tokend ? tokexpand() : tok) +/* tokexpand --- grow the token buffer */ + char * tokexpand() { @@ -2533,7 +2650,7 @@ tokexpand() tokoffset = tok - tokstart; toksize *= 2; - if (tokstart) + if (tokstart != NULL) erealloc(tokstart, char *, toksize, "tokexpand"); else emalloc(tokstart, char *, toksize, "tokexpand"); @@ -2542,9 +2659,12 @@ tokexpand() return tok; } +/* nextc --- get the next input character */ + #if DEBUG -char -nextc() { +int +nextc() +{ int c; if (lexptr && lexptr < lexend) @@ -2552,40 +2672,67 @@ nextc() { else if (get_src_buf()) c = *lexptr++; else - c = '\0'; + c = EOF; return c; } #else #define nextc() ((lexptr && lexptr < lexend) ? \ *lexptr++ : \ - (get_src_buf() ? *lexptr++ : '\0') \ + (get_src_buf() ? *lexptr++ : EOF) \ ) #endif + +/* pushback --- push a character back on the input */ + #define pushback() (lexptr && lexptr > lexptr_begin ? lexptr-- : lexptr) -/* - * Read the input and turn it into tokens. - */ +/* allow_newline --- allow newline after &&, ||, ? and : */ + +static void +allow_newline() +{ + int c; + + for (;;) { + c = nextc(); + if (c == EOF) + break; + if (c == '#') { + while ((c = nextc()) != '\n' && c != EOF) + continue; + if (c == EOF) + break; + } + if (c == '\n') + sourceline++; + if (! isspace(c)) { + pushback(); + break; + } + } +} + +/* yylex --- Read the input and turn it into tokens. */ static int yylex() { - register int c; - int seen_e = 0; /* These are for numbers */ - int seen_point = 0; + register int c, c1; + int seen_e = FALSE; /* These are for numbers */ + int seen_point = FALSE; int esc_seen; /* for literal strings */ int low, mid, high; - static int did_newline = 0; + static int did_newline = FALSE; char *tokkey; - static int lasttok = 0, eof_warned = 0; + static int lasttok = 0, eof_warned = FALSE; - if (!nextc()) { + if (nextc() == EOF) { if (lasttok != NEWLINE) { lasttok = NEWLINE; if (do_lint && ! eof_warned) { warning("source file does not end in newline"); - eof_warned = 1; + eof_warned = TRUE; } return NEWLINE; /* fake it */ } @@ -2605,29 +2752,59 @@ yylex() lexeme = lexptr; thisline = NULL; if (want_regexp) { - int in_brack = 0; + int in_brack = 0; /* count brackets, [[:alnum:]] allowed */ + /* + * Counting brackets is non-trivial. [[] is ok, + * and so is [\]], with a point being that /[/]/ as a regexp + * constant has to work. + * + * Do not count [ or ] if either one is preceded by a \. + * A `[' should be counted if + * a) it is the first one so far (in_brack == 0) + * b) it is the `[' in `[:' + * A ']' should be counted if not preceded by a \, since + * it is either closing `:]' or just a plain list. + * According to POSIX, []] is how you put a ] into a set. + * Try to handle that too. + * + * The code for \ handles \[ and \]. + */ - want_regexp = 0; + want_regexp = FALSE; tok = tokstart; - while ((c = nextc()) != 0) { + for (;;) { + c = nextc(); switch (c) { case '[': - in_brack = 1; + /* one day check for `.' and `=' too */ + if ((c1 = nextc()) == ':' || in_brack == 0) + in_brack++; + pushback(); break; case ']': - in_brack = 0; + if (tokstart[0] == '[' + && (tok == tokstart + 1 + || (tok == tokstart + 2 + && tokstart[1] == '^'))) + /* do nothing */; + else + in_brack--; break; case '\\': - if ((c = nextc()) == '\0') { + if ((c = nextc()) == EOF) { yyerror("unterminated regexp ends with \\ at end of file"); + return lasttok = REGEXP; /* kludge */ } else if (c == '\n') { sourceline++; continue; - } else + } else { tokadd('\\'); + tokadd(c); + continue; + } break; case '/': /* end of the regexp */ - if (in_brack) + if (in_brack > 0) break; pushback(); @@ -2637,8 +2814,10 @@ yylex() case '\n': pushback(); yyerror("unterminated regexp"); - case '\0': + return lasttok = REGEXP; /* kludge */ + case EOF: yyerror("unterminated regexp at end of file"); + return lasttok = REGEXP; /* kludge */ } tokadd(c); } @@ -2653,12 +2832,12 @@ retry: yylval.nodetypeval = Node_illegal; switch (c) { - case 0: + case EOF: if (lasttok != NEWLINE) { lasttok = NEWLINE; if (do_lint && ! eof_warned) { warning("source file does not end in newline"); - eof_warned = 1; + eof_warned = TRUE; } return NEWLINE; /* fake it */ } @@ -2670,13 +2849,13 @@ retry: case '#': /* it's a comment */ while ((c = nextc()) != '\n') { - if (c == '\0') { + if (c == EOF) { if (lasttok != NEWLINE) { lasttok = NEWLINE; if (do_lint && ! eof_warned) { warning( "source file does not end in newline"); - eof_warned = 1; + eof_warned = TRUE; } return NEWLINE; /* fake it */ } @@ -2694,14 +2873,18 @@ retry: * Use it at your own risk. We think it's a bad idea, which * is why it's not on by default. */ - if (!do_unix) { + if (! do_traditional) { /* strip trailing white-space and/or comment */ while ((c = nextc()) == ' ' || c == '\t') continue; - if (c == '#') + if (c == '#') { + if (do_lint) + warning( + "use of `\\ #...' line continuation is not portable"); while ((c = nextc()) != '\n') - if (c == '\0') + if (c == EOF) break; + } pushback(); } #endif /* RELAXED_CONTINUATION */ @@ -2713,16 +2896,18 @@ retry: break; case '$': - want_assign = 1; + want_assign = TRUE; return lasttok = '$'; + case ':': + case '?': + allow_newline(); + /* fall through */ case ')': case ']': case '(': case '[': case ';': - case ':': - case '?': case '{': case ',': return lasttok = c; @@ -2736,20 +2921,22 @@ retry: return lasttok = '*'; } else if (c == '*') { /* make ** and **= aliases for ^ and ^= */ - static int did_warn_op = 0, did_warn_assgn = 0; + static int did_warn_op = FALSE, did_warn_assgn = FALSE; if (nextc() == '=') { if (do_lint && ! did_warn_assgn) { - did_warn_assgn = 1; + did_warn_assgn = TRUE; warning("**= is not allowed by POSIX"); + warning("operator `**=' is not supported in old awk"); } yylval.nodetypeval = Node_assign_exp; - return lasttok = ASSIGNOP; + return ASSIGNOP; } else { pushback(); if (do_lint && ! did_warn_op) { - did_warn_op = 1; + did_warn_op = TRUE; warning("** is not allowed by POSIX"); + warning("operator `**' is not supported in old awk"); } return lasttok = '^'; } @@ -2777,12 +2964,11 @@ retry: case '^': { - static int did_warn_op = 0, did_warn_assgn = 0; + static int did_warn_op = FALSE, did_warn_assgn = FALSE; if (nextc() == '=') { - if (do_lint && ! did_warn_assgn) { - did_warn_assgn = 1; + did_warn_assgn = TRUE; warning("operator `^=' is not supported in old awk"); } yylval.nodetypeval = Node_assign_exp; @@ -2790,7 +2976,7 @@ retry: } pushback(); if (do_lint && ! did_warn_op) { - did_warn_op = 1; + did_warn_op = TRUE; warning("operator `^' is not supported in old awk"); } return lasttok = '^'; @@ -2813,7 +2999,7 @@ retry: } if (c == '~') { yylval.nodetypeval = Node_nomatch; - want_assign = 0; + want_assign = FALSE; return lasttok = MATCHOP; } pushback(); @@ -2851,16 +3037,16 @@ retry: case '~': yylval.nodetypeval = Node_match; - want_assign = 0; + want_assign = FALSE; return lasttok = MATCHOP; case '}': /* * Added did newline stuff. Easier than - * hacking the grammar + * hacking the grammar. */ if (did_newline) { - did_newline = 0; + did_newline = FALSE; return lasttok = c; } did_newline++; @@ -2868,7 +3054,7 @@ retry: return lasttok = NEWLINE; case '"': - esc_seen = 0; + esc_seen = FALSE; while ((c = nextc()) != '"') { if (c == '\n') { pushback(); @@ -2880,10 +3066,10 @@ retry: sourceline++; continue; } - esc_seen = 1; + esc_seen = TRUE; tokadd('\\'); } - if (c == '\0') { + if (c == EOF) { pushback(); yyerror("unterminated string"); } @@ -2907,10 +3093,11 @@ retry: case '.': c = nextc(); pushback(); - if (!isdigit(c)) + if (! isdigit(c)) return lasttok = '.'; else - c = '.'; /* FALL THROUGH */ + c = '.'; + /* FALL THROUGH */ case '0': case '1': case '2': @@ -2923,24 +3110,24 @@ retry: case '9': /* It's a number */ for (;;) { - int gotnumber = 0; + int gotnumber = FALSE; tokadd(c); switch (c) { case '.': if (seen_point) { - gotnumber++; + gotnumber = TRUE; break; } - ++seen_point; + seen_point = TRUE; break; case 'e': case 'E': if (seen_e) { - gotnumber++; + gotnumber = TRUE; break; } - ++seen_e; + seen_e = TRUE; if ((c = nextc()) == '-' || c == '+') tokadd(c); else @@ -2958,17 +3145,17 @@ retry: case '9': break; default: - gotnumber++; + gotnumber = TRUE; } if (gotnumber) break; c = nextc(); } - if (c != 0) + if (c != EOF) pushback(); else if (do_lint && ! eof_warned) { warning("source file does not end in newline"); - eof_warned = 1; + eof_warned = TRUE; } tokadd('\0'); yylval.nodeval = make_number(atof(tokstart)); @@ -2978,24 +3165,8 @@ retry: case '&': if ((c = nextc()) == '&') { yylval.nodetypeval = Node_and; - for (;;) { - c = nextc(); - if (c == '\0') - break; - if (c == '#') { - while ((c = nextc()) != '\n' && c != '\0') - continue; - if (c == '\0') - break; - } - if (c == '\n') - sourceline++; - if (! isspace(c)) { - pushback(); - break; - } - } - want_assign = 0; + allow_newline(); + want_assign = FALSE; return lasttok = LEX_AND; } pushback(); @@ -3004,24 +3175,8 @@ retry: case '|': if ((c = nextc()) == '|') { yylval.nodetypeval = Node_or; - for (;;) { - c = nextc(); - if (c == '\0') - break; - if (c == '#') { - while ((c = nextc()) != '\n' && c != '\0') - continue; - if (c == '\0') - break; - } - if (c == '\n') - sourceline++; - if (! isspace(c)) { - pushback(); - break; - } - } - want_assign = 0; + allow_newline(); + want_assign = FALSE; return lasttok = LEX_OR; } pushback(); @@ -3031,7 +3186,7 @@ retry: if (c != '_' && ! isalpha(c)) yyerror("Invalid char '%c' in expression\n", c); - /* it's some type of name-type-thing. Find its length */ + /* it's some type of name-type-thing. Find its length. */ tok = tokstart; while (is_identchar(c)) { tokadd(c); @@ -3040,40 +3195,43 @@ retry: tokadd('\0'); emalloc(tokkey, char *, tok - tokstart, "yylex"); memcpy(tokkey, tokstart, tok - tokstart); - if (c != 0) + if (c != EOF) pushback(); else if (do_lint && ! eof_warned) { warning("source file does not end in newline"); - eof_warned = 1; + eof_warned = TRUE; } - /* See if it is a special token. */ + /* See if it is a special token. */ low = 0; - high = (sizeof (tokentab) / sizeof (tokentab[0])) - 1; + high = (sizeof(tokentab) / sizeof(tokentab[0])) - 1; while (low <= high) { - int i/* , c */; + int i; mid = (low + high) / 2; c = *tokstart - tokentab[mid].operator[0]; - i = c ? c : strcmp (tokstart, tokentab[mid].operator); + i = c ? c : strcmp(tokstart, tokentab[mid].operator); - if (i < 0) { /* token < mid */ + if (i < 0) /* token < mid */ high = mid - 1; - } else if (i > 0) { /* token > mid */ + else if (i > 0) /* token > mid */ low = mid + 1; - } else { + else { if (do_lint) { if (tokentab[mid].flags & GAWKX) warning("%s() is a gawk extension", tokentab[mid].operator); + if (tokentab[mid].flags & RESX) + warning("%s() is a Bell Labs extension", + tokentab[mid].operator); if (tokentab[mid].flags & NOT_POSIX) warning("POSIX does not allow %s", tokentab[mid].operator); - if (tokentab[mid].flags & NOT_OLD) - warning("%s is not supported in old awk", - tokentab[mid].operator); } - if ((do_unix && (tokentab[mid].flags & GAWKX)) + if (do_lint_old && (tokentab[mid].flags & NOT_OLD)) + warning("%s is not supported in old awk", + tokentab[mid].operator); + if ((do_traditional && (tokentab[mid].flags & GAWKX)) || (do_posix && (tokentab[mid].flags & NOT_POSIX))) break; if (tokentab[mid].class == LEX_BUILTIN @@ -3092,11 +3250,13 @@ retry: if (*lexptr == '(') return lasttok = FUNC_CALL; else { - want_assign = 1; + want_assign = TRUE; return lasttok = NAME; } } +/* node_common --- common code for allocating a new node */ + static NODE * node_common(op) NODETYPE op; @@ -3115,9 +3275,8 @@ NODETYPE op; return r; } -/* - * This allocates a node with defined lnode and rnode. - */ +/* node --- allocates a node with defined lnode and rnode. */ + NODE * node(left, op, right) NODE *left, *right; @@ -3131,10 +3290,10 @@ NODETYPE op; return r; } -/* - * This allocates a node with defined subnode and proc for builtin functions - * Checks for arg. count and supplies defaults where possible. - */ +/* snode --- allocate a node with defined subnode and proc for builtin + functions. Checks for arg. count and supplies defaults where + possible. */ + static NODE * snode(subn, op, idx) NODETYPE op; @@ -3149,7 +3308,7 @@ NODE *subn; r = node_common(op); /* traverse expression list to see how many args. given */ - for (n= subn; n; n= n->rnode) { + for (n = subn; n != NULL; n = n->rnode) { nexp++; if (nexp > 3) break; @@ -3157,7 +3316,7 @@ NODE *subn; /* check against how many args. are allowed for this builtin */ args_allowed = tokentab[idx].flags & ARGS; - if (args_allowed && !(args_allowed & A(nexp))) + if (args_allowed && (args_allowed & A(nexp)) == 0) fatal("%s() cannot have %d argument%c", tokentab[idx].operator, nexp, nexp == 1 ? ' ' : 's'); @@ -3165,7 +3324,7 @@ NODE *subn; /* special case processing for a few builtins */ if (nexp == 0 && r->proc == do_length) { - subn = node(node(make_number(0.0),Node_field_spec,(NODE *)NULL), + subn = node(node(make_number(0.0), Node_field_spec, (NODE *) NULL), Node_expression_list, (NODE *) NULL); } else if (r->proc == do_match) { @@ -3182,6 +3341,15 @@ NODE *subn; (NODE *) NULL)); else if (do_lint && subn->rnode->rnode->lnode->type == Node_val) warning("string literal as last arg of substitute"); + } else if (r->proc == do_gensub) { + if (subn->lnode->type != Node_regex) + subn->lnode = mk_rexp(subn->lnode); + if (nexp == 3) + append_right(subn, node(node(make_number(0.0), + Node_field_spec, + (NODE *) NULL), + Node_expression_list, + (NODE *) NULL)); } else if (r->proc == do_split) { if (nexp == 2) append_right(subn, @@ -3198,11 +3366,13 @@ NODE *subn; } /* + * mkrangenode: * This allocates a Node_line_range node with defined condpair and * zeroes the trigger word to avoid the temptation of assuming that calling * 'node( foo, Node_line_range, 0)' will properly initialize 'triggered'. + * Otherwise like node(). */ -/* Otherwise like node() */ + static NODE * mkrangenode(cpair) NODE *cpair; @@ -3212,11 +3382,12 @@ NODE *cpair; getnode(r); r->type = Node_line_range; r->condpair = cpair; - r->triggered = 0; + r->triggered = FALSE; return r; } -/* Build a for loop */ +/* make_for_loop --- build a for loop */ + static NODE * make_for_loop(init, cond, incr) NODE *init, *cond, *incr; @@ -3234,10 +3405,52 @@ NODE *init, *cond, *incr; return n; } +/* dup_parms --- return TRUE if there are duplicate parameters */ + +static int +dup_parms(func) +NODE *func; +{ + register NODE *np; + char *fname, **names; + int count, i, j, dups; + NODE *params; + + fname = func->param; + count = func->param_cnt; + params = func->rnode; + + if (count == 0) /* no args, no problem */ + return FALSE; + + emalloc(names, char **, count * sizeof(char *), "dup_parms"); + + i = 0; + for (np = params; np != NULL; np = np->rnode) + names[i++] = np->param; + + dups = 0; + for (i = 1; i < count; i++) { + for (j = 0; j < i; j++) { + if (strcmp(names[i], names[j]) == 0) { + dups++; + error( + "function `%s': parameter #%d, `%s', duplicates parameter #%d", + fname, i+1, names[j], j+1); + } + } + } + + free(names); + return (dups > 0 ? TRUE : FALSE); +} + /* + * install: * Install a name in the symbol table, even if it is already there. * Caller must check against redefinition if that is desired. */ + NODE * install(name, value) char *name; @@ -3260,7 +3473,8 @@ NODE *value; return hp->hvalue; } -/* find the most recent hash node for name installed by install */ +/* lookup --- find the most recent hash node for name installed by install */ + NODE * lookup(name) const char *name; @@ -3269,19 +3483,20 @@ const char *name; register size_t len; len = strlen(name); - bucket = variables[hash(name, len, (unsigned long) HASHSIZE)]; - while (bucket) { + for (bucket = variables[hash(name, len, (unsigned long) HASHSIZE)]; + bucket != NULL; bucket = bucket->hnext) if (bucket->hlength == len && STREQN(bucket->hname, name, len)) return bucket->hvalue; - bucket = bucket->hnext; - } + return NULL; } /* + * append_right: * Add new to the rightmost branch of LIST. This uses n^2 time, so we make * a simple attempt at optimizing it. */ + static NODE * append_right(list, new) NODE *list, *new; @@ -3301,50 +3516,13 @@ NODE *list, *new; return oldlist; } -/* return 1 if there are duplicate parameters, 0 means all ok */ -static int -dup_parms(func) -NODE *func; -{ - register NODE *np; - char *fname, **names; - int count, i, j, dups; - NODE *params; - - fname = func->param; - count = func->param_cnt; - params = func->rnode; - - if (count == 0) /* no args, no problem */ - return 0; - - emalloc(names, char **, count * sizeof(char *), "dup_parms"); - - i = 0; - for (np = params; np != NULL; np = np->rnode) - names[i++] = np->param; - - dups = 0; - for (i = 1; i < count; i++) { - for (j = 0; j < i; j++) { - if (strcmp(names[i], names[j]) == 0) { - dups++; - error( - "function `%s': parameter #%d, `%s', duplicates parameter #%d", - fname, i+1, names[j], j+1); - } - } - } - - free(names); - return (dups > 0); -} - /* + * func_install: * check if name is already installed; if so, it had better have Null value, * in which case def is added as the value. Otherwise, install name with def * as value. */ + static void func_install(params, def) NODE *params; @@ -3353,14 +3531,18 @@ NODE *def; NODE *r; pop_params(params->rnode); - pop_var(params, 0); + pop_var(params, FALSE); r = lookup(params->param); if (r != NULL) { fatal("function name `%s' previously defined", params->param); } else (void) install(params->param, node(params, Node_func, def)); + + func_use(params->param, FUNC_DEFINE); } +/* pop_var --- remove a variable from the symbol table */ + static void pop_var(np, freeit) NODE *np; @@ -3373,7 +3555,7 @@ int freeit; name = np->param; len = strlen(name); save = &(variables[hash(name, len, (unsigned long) HASHSIZE)]); - for (bucket = *save; bucket; bucket = bucket->hnext) { + for (bucket = *save; bucket != NULL; bucket = bucket->hnext) { if (len == bucket->hlength && STREQN(bucket->hname, name, len)) { *save = bucket->hnext; freenode(bucket); @@ -3385,6 +3567,8 @@ int freeit; } } +/* pop_params --- remove list of function parameters from symbol table */ + /* * pop parameters out of the symbol table. do this in reverse order to * avoid reading freed memory if there were duplicated parameters. @@ -3396,9 +3580,11 @@ NODE *params; if (params == NULL) return; pop_params(params->rnode); - pop_var(params, 1); + pop_var(params, TRUE); } +/* make_param --- make NAME into a function parameter */ + static NODE * make_param(name) char *name; @@ -3413,42 +3599,201 @@ char *name; return (install(name, r)); } -/* Name points to a variable name. Make sure it's in the symbol table */ +static struct fdesc { + char *name; + short used; + short defined; + struct fdesc *next; +} *ftable[HASHSIZE]; + +/* func_use --- track uses and definitions of functions */ + +static void +func_use(name, how) +char *name; +enum defref how; +{ + struct fdesc *fp; + int len; + int ind; + + len = strlen(name); + ind = hash(name, len, HASHSIZE); + + for (fp = ftable[ind]; fp != NULL; fp = fp->next) { + if (strcmp(fp->name, name) == 0) { + if (how == FUNC_DEFINE) + fp->defined++; + else + fp->used++; + return; + } + } + + /* not in the table, fall through to allocate a new one */ + + emalloc(fp, struct fdesc *, sizeof(struct fdesc), "func_use"); + memset(fp, '\0', sizeof(struct fdesc)); + emalloc(fp->name, char *, len + 1, "func_use"); + strcpy(fp->name, name); + if (how == FUNC_DEFINE) + fp->defined++; + else + fp->used++; + fp->next = ftable[ind]; + ftable[ind] = fp; +} + +/* check_funcs --- verify functions that are called but not defined */ + +static void +check_funcs() +{ + struct fdesc *fp, *next; + int i; + + for (i = 0; i < HASHSIZE; i++) { + for (fp = ftable[i]; fp != NULL; fp = fp->next) { +#ifdef REALLYMEAN + /* making this the default breaks old code. sigh. */ + if (fp->defined == 0) { + error( + "function `%s' called but never defined", fp->name); + errcount++; + } +#else + if (do_lint && fp->defined == 0) + warning( + "function `%s' called but never defined", fp->name); +#endif + if (do_lint && fp->used == 0) { + warning("function `%s' defined but never called", + fp->name); + } + } + } + + /* now let's free all the memory */ + for (i = 0; i < HASHSIZE; i++) { + for (fp = ftable[i]; fp != NULL; fp = next) { + next = fp->next; + free(fp->name); + free(fp); + } + } +} + +/* param_sanity --- look for parameters that are regexp constants */ + +static void +param_sanity(arglist) +NODE *arglist; +{ + NODE *argp, *arg; + int i; + + for (i = 1, argp = arglist; argp != NULL; argp = argp->rnode, i++) { + arg = argp->lnode; + if (arg->type == Node_regex) + warning("regexp constant for parameter #%d yields boolean value", i); + } +} + +/* variable --- make sure NAME is in the symbol table */ + NODE * -variable(name, can_free) +variable(name, can_free, type) char *name; int can_free; +NODETYPE type; { register NODE *r; - static int env_loaded = 0; + static int env_loaded = FALSE; - if (!env_loaded && STREQ(name, "ENVIRON")) { + if (! env_loaded && STREQ(name, "ENVIRON")) { load_environ(); - env_loaded = 1; + env_loaded = TRUE; } if ((r = lookup(name)) == NULL) - r = install(name, node(Nnull_string, Node_var, (NODE *) NULL)); + r = install(name, node(Nnull_string, type, (NODE *) NULL)); else if (can_free) free(name); return r; } +/* mk_rexp --- make a regular expression constant */ + static NODE * mk_rexp(exp) NODE *exp; { + NODE *n; + if (exp->type == Node_regex) return exp; - else { - NODE *n; - - getnode(n); - n->type = Node_regex; - n->re_exp = exp; - n->re_text = NULL; - n->re_reg = NULL; - n->re_flags = 0; - n->re_cnt = 1; - return n; + + getnode(n); + n->type = Node_regex; + n->re_exp = exp; + n->re_text = NULL; + n->re_reg = NULL; + n->re_flags = 0; + n->re_cnt = 1; + return n; +} + +/* isnoeffect --- when used as a statement, has no side effects */ + +/* + * To be completely general, we should recursively walk the parse + * tree, to make sure that all the subexpressions also have no effect. + * Instead, we just weaken the actual warning that's printed, up above + * in the grammar. + */ + +static int +isnoeffect(type) +NODETYPE type; +{ + switch (type) { + case Node_times: + case Node_quotient: + case Node_mod: + case Node_plus: + case Node_minus: + case Node_subscript: + case Node_concat: + case Node_exp: + case Node_unary_minus: + case Node_field_spec: + case Node_and: + case Node_or: + case Node_equal: + case Node_notequal: + case Node_less: + case Node_greater: + case Node_leq: + case Node_geq: + case Node_match: + case Node_nomatch: + case Node_not: + case Node_val: + case Node_in_array: + case Node_NF: + case Node_NR: + case Node_FNR: + case Node_FS: + case Node_RS: + case Node_FIELDWIDTHS: + case Node_IGNORECASE: + case Node_OFS: + case Node_ORS: + case Node_OFMT: + case Node_CONVFMT: + return TRUE; + default: + break; /* keeps gcc -Wall happy */ } + + return FALSE; } |