1 /**************************************************************** 2 Copyright (C) Lucent Technologies 1997 3 All Rights Reserved 4 5 Permission to use, copy, modify, and distribute this software and 6 its documentation for any purpose and without fee is hereby 7 granted, provided that the above copyright notice appear in all 8 copies and that both that the copyright notice and this 9 permission notice and warranty disclaimer appear in supporting 10 documentation, and that the name Lucent Technologies or any of 11 its entities not be used in advertising or publicity pertaining 12 to distribution of the software without specific, written prior 13 permission. 14 15 LUCENT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, 16 INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. 17 IN NO EVENT SHALL LUCENT OR ANY OF ITS ENTITIES BE LIABLE FOR ANY 18 SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 19 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER 20 IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, 21 ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF 22 THIS SOFTWARE. 23 ****************************************************************/ 24 25 /* To avoid conflicts with <stdio.h> getline declaration on Linux */ 26 #define getline awk_getline 27 28 #include <stdint.h> 29 30 extern int yywrap(void); 31 extern void setfname(Cell *); 32 extern int constnode(Node *); 33 extern char *strnode(Node *); 34 extern Node *notnull(Node *); 35 extern int yyparse(void); 36 37 extern int yylex(void); 38 extern void startreg(void); 39 extern int input(void); 40 extern void unput(int); 41 extern void unputstr(const char *); 42 extern int yylook(void); 43 extern int yyback(int *, int); 44 extern int yyinput(void); 45 46 extern fa *makedfa(const char *, int); 47 extern fa *mkdfa(const char *, int); 48 extern int makeinit(fa *, int); 49 extern void penter(Node *); 50 extern void freetr(Node *); 51 extern int hexstr(char **); 52 extern int quoted(char **); 53 extern char *cclenter(const char *); 54 extern void overflo(const char *); 55 extern void cfoll(fa *, Node *); 56 extern int first(Node *); 57 extern void follow(Node *); 58 extern int member(int, const char *); 59 extern int match(fa *, const char *); 60 extern int pmatch(fa *, const char *); 61 extern int nematch(fa *, const char *); 62 extern Node *reparse(const char *); 63 extern Node *regexp(void); 64 extern Node *primary(void); 65 extern Node *concat(Node *); 66 extern Node *alt(Node *); 67 extern Node *unary(Node *); 68 extern int relex(void); 69 extern int cgoto(fa *, int, int); 70 extern void freefa(fa *); 71 72 extern int pgetc(void); 73 extern char *cursource(void); 74 75 extern Node *nodealloc(int); 76 extern Node *exptostat(Node *); 77 extern Node *node1(int, Node *); 78 extern Node *node2(int, Node *, Node *); 79 extern Node *node3(int, Node *, Node *, Node *); 80 extern Node *node4(int, Node *, Node *, Node *, Node *); 81 extern Node *stat3(int, Node *, Node *, Node *); 82 extern Node *op2(int, Node *, Node *); 83 extern Node *op1(int, Node *); 84 extern Node *stat1(int, Node *); 85 extern Node *op3(int, Node *, Node *, Node *); 86 extern Node *op4(int, Node *, Node *, Node *, Node *); 87 extern Node *stat2(int, Node *, Node *); 88 extern Node *stat4(int, Node *, Node *, Node *, Node *); 89 extern Node *celltonode(Cell *, int); 90 extern Node *rectonode(void); 91 extern Node *makearr(Node *); 92 extern Node *pa2stat(Node *, Node *, Node *); 93 extern Node *linkum(Node *, Node *); 94 extern void defn(Cell *, Node *, Node *); 95 extern int isarg(const char *); 96 extern char *tokname(int); 97 extern Cell *(*proctab[])(Node **, int); 98 extern intptr_t ptoi(void *); 99 extern Node *itonp(intptr_t); 100 101 extern void syminit(void); 102 extern void arginit(int, char **); 103 extern void envinit(char **); 104 extern Array *makesymtab(int); 105 extern void freesymtab(Cell *); 106 extern void freeelem(Cell *, const char *); 107 extern Cell *setsymtab(const char *, const char *, double, unsigned int, Array *); 108 extern int hash(const char *, int); 109 extern void rehash(Array *); 110 extern Cell *lookup(const char *, Array *); 111 extern double setfval(Cell *, double); 112 extern void funnyvar(Cell *, const char *); 113 extern char *setsval(Cell *, const char *); 114 extern double getfval(Cell *); 115 extern char *getsval(Cell *); 116 extern char *getpssval(Cell *); /* for print */ 117 extern char *tostring(const char *); 118 extern char *qstring(const char *, int); 119 120 extern void recinit(unsigned int); 121 extern void initgetrec(void); 122 extern void makefields(int, int); 123 extern void growfldtab(int n); 124 extern int getrec(char **, int *, int); 125 extern void nextfile(void); 126 extern int readrec(char **buf, int *bufsize, FILE *inf); 127 extern char *getargv(int); 128 extern void setclvar(char *); 129 extern void fldbld(void); 130 extern void cleanfld(int, int); 131 extern void newfld(int); 132 extern int refldbld(const char *, const char *); 133 extern void recbld(void); 134 extern Cell *fieldadr(int); 135 extern void yyerror(const char *); 136 extern void fpecatch(int); 137 extern void bracecheck(void); 138 extern void bcheck2(int, int, int); 139 extern void SYNTAX(const char *, ...); 140 extern void FATAL(const char *, ...); 141 extern void WARNING(const char *, ...); 142 extern void error(void); 143 extern void eprint(void); 144 extern void bclass(int); 145 extern double errcheck(double, const char *); 146 extern int isclvar(const char *); 147 extern int is_number(const char *); 148 149 extern int adjbuf(char **pb, int *sz, int min, int q, char **pbp, const char *what); 150 extern void run(Node *); 151 extern Cell *execute(Node *); 152 extern Cell *program(Node **, int); 153 extern Cell *call(Node **, int); 154 extern Cell *copycell(Cell *); 155 extern Cell *arg(Node **, int); 156 extern Cell *jump(Node **, int); 157 extern Cell *getline(Node **, int); 158 extern Cell *getnf(Node **, int); 159 extern Cell *array(Node **, int); 160 extern Cell *awkdelete(Node **, int); 161 extern Cell *intest(Node **, int); 162 extern Cell *matchop(Node **, int); 163 extern Cell *boolop(Node **, int); 164 extern Cell *relop(Node **, int); 165 extern void tfree(Cell *); 166 extern Cell *gettemp(void); 167 extern Cell *field(Node **, int); 168 extern Cell *indirect(Node **, int); 169 extern Cell *substr(Node **, int); 170 extern Cell *sindex(Node **, int); 171 extern int format(char **, int *, const char *, Node *); 172 extern Cell *awksprintf(Node **, int); 173 extern Cell *awkprintf(Node **, int); 174 extern Cell *arith(Node **, int); 175 extern double ipow(double, int); 176 extern Cell *incrdecr(Node **, int); 177 extern Cell *assign(Node **, int); 178 extern Cell *cat(Node **, int); 179 extern Cell *pastat(Node **, int); 180 extern Cell *dopa2(Node **, int); 181 extern Cell *split(Node **, int); 182 extern Cell *condexpr(Node **, int); 183 extern Cell *ifstat(Node **, int); 184 extern Cell *whilestat(Node **, int); 185 extern Cell *dostat(Node **, int); 186 extern Cell *forstat(Node **, int); 187 extern Cell *instat(Node **, int); 188 extern Cell *bltin(Node **, int); 189 extern Cell *printstat(Node **, int); 190 extern Cell *nullproc(Node **, int); 191 extern FILE *redirect(int, Node *); 192 extern FILE *openfile(int, const char *); 193 extern const char *filename(FILE *); 194 extern Cell *closefile(Node **, int); 195 extern void closeall(void); 196 extern Cell *sub(Node **, int); 197 extern Cell *gsub(Node **, int); 198 199 #if !defined(_WIN32) 200 /* In mingw, the following are defined with dllimport attributes. 201 Redefining here will only get warning reads: 202 203 ... redeclared without dllimport attribute: previous dllimport ignored 204 */ 205 extern FILE *popen(const char *, const char *); 206 extern int pclose(FILE *); 207 #endif