/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License, Version 1.0 only * (the "License"). You may not use this file except in compliance * with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Awk -- data definitions * * Copyright (c) 1995 by Sun Microsystems, Inc. * * Copyright 1986, 1992 by Mortice Kern Systems Inc. All rights reserved. * * Based on MKS awk(1) ported to be /usr/xpg4/bin/awk with POSIX/XCU4 changes */ #include "awk.h" #include "y.tab.h" /* * This file contains data definitions for awk. */ RESERVED reserved[] = { s_BEGIN, KEYWORD, BEGIN, NULL, s_END, KEYWORD, END, NULL, M_MB_L("break"), KEYWORD, BREAK, NULL, M_MB_L("continue"), KEYWORD, CONTINUE, NULL, M_MB_L("for"), KEYWORD, FOR, NULL, M_MB_L("if"), KEYWORD, IF, NULL, M_MB_L("else"), KEYWORD, ELSE, NULL, M_MB_L("in"), KEYWORD, IN, NULL, s_next, KEYWORD, NEXT, NULL, M_MB_L("while"), KEYWORD, WHILE, NULL, M_MB_L("do"), KEYWORD, DO, NULL, M_MB_L("print"), KEYWORD, PRINT, NULL, M_MB_L("printf"), KEYWORD, PRINTF, NULL, M_MB_L("return"), KEYWORD, RETURN, NULL, M_MB_L("func"), KEYWORD, DEFFUNC, NULL, M_MB_L("function"), KEYWORD, DEFFUNC, NULL, M_MB_L("delete"), KEYWORD, DELETE, NULL, M_MB_L("exit"), KEYWORD, EXIT, NULL, s_FILENAME, VAR, 0, _null, s_NF, SVAR, 0, NULL, s_NR, VAR, 0, NULL, s_FS, SVAR, 1, M_MB_L(" "), s_OFS, VAR, 1, M_MB_L(" "), s_ORS, VAR, 1, M_MB_L("\n"), s_OFMT, VAR, 4, M_MB_L("%.6g"), s_CONVFMT, VAR, 4, M_MB_L("%.6g"), s_RS, SVAR, 1, M_MB_L("\n"), s_FNR, VAR, 0, NULL, s_SUBSEP, VAR, 1, #ifdef M_AWK_SUBSEP M_AWK_SUBSEP, #else M_MB_L("\34"), #endif s_ARGC, SVAR, 0, NULL, (LOCCHARP)NULL }; RESFUNC resfuncs[] = { s_exp, FUNC, f_exp, s_getline, GETLINE, f_getline, s_index, FUNC, f_index, s_int, FUNC, f_int, s_length, FUNC, f_length, s_log, FUNC, f_log, s_split, FUNC, f_split, s_sprintf, FUNC, f_sprintf, s_sqrt, FUNC, f_sqrt, s_substr, FUNC, f_substr, s_rand, FUNC, f_rand, s_srand, FUNC, f_srand, s_sin, FUNC, f_sin, s_cos, FUNC, f_cos, s_atan2, FUNC, f_atan2, s_sub, FUNC, f_sub, s_gsub, FUNC, f_gsub, s_match, FUNC, f_match, s_system, FUNC, f_system, s_ord, FUNC, f_ord, s_toupper, FUNC, f_toupper, s_tolower, FUNC, f_tolower, s_asort, FUNC, f_asort, s_close, FUNC, f_close, (LOCCHARP)NULL }; OFILE *ofiles; /* Remembered open files (print) */ long NIOSTREAM = 512; /* max num of open file descriptors */ wchar_t _null[] = M_MB_L(""); /* Empty string */ char r[] = "r"; /* Read file mode */ char w[] = "w"; /* Write file mode */ wchar_t s_OFMT[] = M_MB_L("OFMT"); /* Name of "OFMT" variable */ wchar_t s_CONVFMT[] = M_MB_L("CONVFMT"); /* Name of "CONVFMT" variable */ wchar_t s_NR[] = M_MB_L("NR"); /* Name of "NR" variable */ wchar_t s_NF[] = M_MB_L("NF"); /* Name of "NF" variable */ wchar_t s_OFS[] = M_MB_L("OFS"); /* Name of "OFS" variable */ wchar_t s_ORS[] = M_MB_L("ORS"); /* Name of "ORS" variable */ wchar_t s_RS[] = M_MB_L("RS"); /* Name of "RS" variable */ wchar_t s_FS[] = M_MB_L("FS"); /* Name of "FS" variable */ wchar_t s_FNR[] = M_MB_L("FNR"); /* Name of "FNR" variable */ wchar_t s_SUBSEP[] = M_MB_L("SUBSEP"); /* Name of "SUBSEP" variable */ wchar_t s_ARGC[] = M_MB_L("ARGC"); /* Name of "ARGC" variable */ wchar_t s_ARGV[] = M_MB_L("ARGV"); /* Name of "ARGV" array variable */ wchar_t s_ENVIRON[] = M_MB_L("ENVIRON"); /* Name of "ENVIRON" array variable */ wchar_t s_FILENAME[] = M_MB_L("FILENAME"); /* Name of "FILENAME" variable */ wchar_t s_SYMTAB[] = M_MB_L("SYMTAB"); /* Name of "SYMTAB" variable */ wchar_t s_BEGIN[] = M_MB_L("BEGIN"); /* Name of "BEGIN" action */ wchar_t s_END[] = M_MB_L("END"); /* Name of "END" action */ wchar_t s_next[] = M_MB_L("next"); /* Name of "next" keyword */ wchar_t s_exp[] = M_MB_L("exp"); /* Name of "exp" function */ wchar_t s_getline[] = M_MB_L("getline"); /* Name of "getline" function */ wchar_t s_index[] = M_MB_L("index"); /* Name of "index" function */ wchar_t s_int[] = M_MB_L("int"); /* Name of "int" function */ wchar_t s_length[] = M_MB_L("length"); /* Name of "length" function */ wchar_t s_log[] = M_MB_L("log"); /* Name of "log" function */ wchar_t s_split[] = M_MB_L("split"); /* Name of "split" function */ wchar_t s_sprintf[] = M_MB_L("sprintf"); /* Name of "sprintf" function */ wchar_t s_sqrt[] = M_MB_L("sqrt"); /* Name of "sqrt" function */ wchar_t s_substr[] = M_MB_L("substr"); /* Name of "substr" function */ wchar_t s_rand[] = M_MB_L("rand"); /* Name of "rand" function */ wchar_t s_srand[] = M_MB_L("srand"); /* Name of "srand" function */ wchar_t s_sin[] = M_MB_L("sin"); /* Name of "sin" function */ wchar_t s_cos[] = M_MB_L("cos"); /* Name of "cos" function */ wchar_t s_atan2[] = M_MB_L("atan2"); /* Name of "atan" function */ wchar_t s_sub[] = M_MB_L("sub"); /* Name of "sub" function */ wchar_t s_gsub[] = M_MB_L("gsub"); /* Name of "gsub" function */ wchar_t s_match[] = M_MB_L("match"); /* Name of "match" function */ wchar_t s_system[] = M_MB_L("system"); /* Name of "system" function */ wchar_t s_ord[] = M_MB_L("ord"); /* Name of "ord" function */ wchar_t s_toupper[] = M_MB_L("toupper"); /* Name of "toupper" function */ wchar_t s_tolower[] = M_MB_L("tolower"); /* Name of "tolower" function */ wchar_t s_asort[] = M_MB_L("asort"); /* Name of "asort" function */ wchar_t s_close[] = M_MB_L("close"); /* Name of "close" function */ wchar_t redelim; /* Delimiter for regexp (yylex) */ uchar_t inprint; /* Special meaning for '>' & '|' */ uchar_t funparm; /* Defining function parameters */ uchar_t splitdone; /* Line split into fields (fieldbuf) */ uint npattern; /* Number of non-BEGIN patterns */ uint nfield; /* Number of fields (if splitdone) */ uint fcount; /* Field counter (used by blackfield)*/ uint phase; /* BEGIN, END, or 0 */ uint running = 0; /* Set if not in compile phase */ uchar_t catterm; /* Can inject concat or ';' */ uint lexlast = '\n'; /* Last lexical token */ uint lineno = 0; /* Current programme line number */ uchar_t doing_begin; /* set if compiling BEGIN block */ uchar_t begin_getline; /* flags a getline was done in BEGIN */ uchar_t needsplit; /* Set if $0 must be split when read */ uchar_t needenviron; /* Set if ENVIRON variable referenced */ ushort slevel; /* Scope level (0 == root) */ ushort loopexit; /* Short circuit loop with keyword */ wchar_t radixpoint; /* soft radix point for I18N */ REGEXP resep; /* Field separator as regexp */ wchar_t *linebuf = NULL; /* $0 buffer - malloc'd in awk1.c */ size_t lbuflen; /* Length of linebuf */ /* * XXX - Make sure to check where this error message is printed */ char interr[] = "internal execution tree error at E string"; char nomem[] = "insufficient memory for string storage"; NODE *symtab[NBUCKET]; /* Heads of symbol table buckets */ NODE *yytree; /* Code tree */ NODE *freelist; /* Free every pattern {action} line */ wchar_t *(*awkrecord) ANSI((wchar_t *, int, FILE*)) = defrecord; /* Function to read a record */ wchar_t *(*awkfield) ANSI((wchar_t **)) = whitefield; /* Function to extract a field */ /* * Nodes used to speed up the execution of the * interpreter. */ NODE *constant; /* Node to hold a constant INT */ NODE *const0; /* Constant INT 0 node */ NODE *const1; /* Constant INT 1 node */ NODE *constundef; /* Undefined variable */ NODE *field0; /* $0 */ NODE *incNR; /* Code to increment NR variable */ NODE *incFNR; /* Code to increment FNR variable */ NODE *clrFNR; /* Zero FNR variable (each file) */ NODE *ARGVsubi; /* Compute ARGV[i] */ NODE *varNR; /* Remove search for NR variable */ NODE *varFNR; /* Don't search for FNR variable */ NODE *varNF; /* Pointer to NF variable */ NODE *varOFMT; /* For s_prf */ NODE *varCONVFMT; /* For internal conv of float to str */ NODE *varOFS; /* For s_print */ NODE *varORS; /* For s_print */ NODE *varFS; /* Field separtor */ NODE *varRS; /* Record separator */ NODE *varARGC; /* Quick access to ARGC */ NODE *varSUBSEP; /* Quick access to SUBSEP */ NODE *varENVIRON; /* Pointer to ENVIRON variable */ NODE *varSYMTAB; /* Symbol table special variable */ NODE *varFILENAME; /* Node for FILENAME variable */ NODE *curnode; /* Pointer to current line */ NODE *inc_oper; /* used by INC/DEC in awk3.c */ NODE *asn_oper; /* used by AADD, etc in awk3.c */