1 /****************************************************************
2 Copyright (C) Lucent Technologies 1997
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
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
23 ****************************************************************/
25 extern int yywrap(void);
26 extern void setfname(Cell
*);
27 extern int constnode(Node
*);
28 extern char *strnode(Node
*);
29 extern Node
*notnull(Node
*);
30 extern int yyparse(void);
32 extern int yylex(void);
33 extern void startreg(void);
34 extern int input(void);
35 extern void unput(int);
36 extern void unputstr(const char *);
37 extern int yylook(void);
38 extern int yyback(int *, int);
39 extern int yyinput(void);
41 extern fa
*makedfa(const char *, int);
42 extern fa
*mkdfa(const char *, int);
43 extern int makeinit(fa
*, int);
44 extern void penter(Node
*);
45 extern void freetr(Node
*);
46 extern int hexstr(const uschar
**);
47 extern int quoted(const uschar
**);
48 extern char *cclenter(const char *);
49 extern void overflo(const char *) __attribute__((__noreturn__
));
50 extern void cfoll(fa
*, Node
*);
51 extern int first(Node
*);
52 extern void follow(Node
*);
53 extern int member(int, const char *);
54 extern int match(fa
*, const char *);
55 extern int pmatch(fa
*, const char *);
56 extern int nematch(fa
*, const char *);
57 extern int fnematch(fa
*, FILE *, uschar
**, int *, int);
58 extern Node
*reparse(const char *);
59 extern Node
*regexp(void);
60 extern Node
*primary(void);
61 extern Node
*concat(Node
*);
62 extern Node
*alt(Node
*);
63 extern Node
*unary(Node
*);
64 extern int relex(void);
65 extern int cgoto(fa
*, int, int);
66 extern void freefa(fa
*);
68 extern int pgetc(void);
69 extern char *cursource(void);
71 extern Node
*nodealloc(int);
72 extern Node
*exptostat(Node
*);
73 extern Node
*node1(int, Node
*);
74 extern Node
*node2(int, Node
*, Node
*);
75 extern Node
*node3(int, Node
*, Node
*, Node
*);
76 extern Node
*node4(int, Node
*, Node
*, Node
*, Node
*);
77 extern Node
*node5(int, Node
*, Node
*, Node
*, Node
*, Node
*);
78 extern Node
*stat3(int, Node
*, Node
*, Node
*);
79 extern Node
*op2(int, Node
*, Node
*);
80 extern Node
*op1(int, Node
*);
81 extern Node
*stat1(int, Node
*);
82 extern Node
*op3(int, Node
*, Node
*, Node
*);
83 extern Node
*op4(int, Node
*, Node
*, Node
*, Node
*);
84 extern Node
*op5(int, Node
*, Node
*, Node
*, Node
*, Node
*);
85 extern Node
*stat2(int, Node
*, Node
*);
86 extern Node
*stat4(int, Node
*, Node
*, Node
*, Node
*);
87 extern Node
*celltonode(Cell
*, int);
88 extern Node
*rectonode(void);
89 extern Node
*makearr(Node
*);
90 extern Node
*pa2stat(Node
*, Node
*, Node
*);
91 extern Node
*linkum(Node
*, Node
*);
92 extern void defn(Cell
*, Node
*, Node
*);
93 extern int isarg(const char *);
94 extern const char *tokname(int);
95 extern Cell
*(*proctab
[])(Node
**, int);
96 extern int ptoi(void *);
97 extern Node
*itonp(int);
99 extern void syminit(void);
100 extern void arginit(int, char **);
101 extern void envinit(char **);
102 extern Array
*makesymtab(int);
103 extern void freesymtab(Cell
*);
104 extern void freeelem(Cell
*, const char *);
105 extern Cell
*setsymtab(const char *, const char *, double, unsigned int, Array
*);
106 extern int hash(const char *, int);
107 extern void rehash(Array
*);
108 extern Cell
*lookup(const char *, Array
*);
109 extern double setfval(Cell
*, double);
110 extern void funnyvar(Cell
*, const char *);
111 extern char *setsval(Cell
*, const char *);
112 extern double getfval(Cell
*);
113 extern char *getsval(Cell
*);
114 extern char *getpssval(Cell
*); /* for print */
115 extern char *tostring(const char *);
116 extern char *tostringN(const char *, size_t n
);
117 extern char *qstring(const char *, int);
118 extern Cell
*catstr(Cell
*, Cell
*);
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(uschar
**, int *, int);
125 extern void nextfile(void);
126 extern int readrec(uschar
**buf
, int *, FILE *, int);
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 void setlastfld(int);
133 extern int refldbld(const char *, const char *);
134 extern void recbld(void);
135 extern Cell
*fieldadr(int);
136 extern void yyerror(const char *);
137 extern void bracecheck(void);
138 extern void bcheck2(int, int, int);
139 extern void SYNTAX(const char *, ...)
140 __attribute__((__format__(__printf__
, 1, 2)));
141 extern void FATAL(const char *, ...) __dead
142 __attribute__((__format__(__printf__
, 1, 2), __noreturn__
));
143 extern void WARNING(const char *, ...)
144 __attribute__((__format__(__printf__
, 1, 2)));
145 extern void error(void);
146 extern void eprint(void);
147 extern void bclass(int);
148 extern double errcheck(double, const char *);
149 extern int isclvar(const char *);
150 extern int is_number(const char *);
152 extern int adjbuf(uschar
**, int *, int, int, uschar
**, const char *);
153 extern void run(Node
*);
154 extern Cell
*execute(Node
*);
155 extern Cell
*program(Node
**, int);
156 extern Cell
*call(Node
**, int);
157 extern Cell
*copycell(Cell
*);
158 extern Cell
*arg(Node
**, int);
159 extern Cell
*jump(Node
**, int);
160 extern Cell
*awkgetline(Node
**, int);
161 extern Cell
*getnf(Node
**, int);
162 extern Cell
*array(Node
**, int);
163 extern Cell
*awkdelete(Node
**, int);
164 extern Cell
*intest(Node
**, int);
165 extern Cell
*matchop(Node
**, int);
166 extern Cell
*boolop(Node
**, int);
167 extern Cell
*relop(Node
**, int);
168 extern void tfree(Cell
*);
169 extern Cell
*gettemp(void);
170 extern Cell
*field(Node
**, int);
171 extern Cell
*indirect(Node
**, int);
172 extern Cell
*substr(Node
**, int);
173 extern Cell
*sindex(Node
**, int);
174 extern int format(char **, int *, const char *, Node
*);
175 extern Cell
*awksprintf(Node
**, int);
176 extern Cell
*awkprintf(Node
**, int);
177 extern Cell
*arith(Node
**, int);
178 extern double ipow(double, int);
179 extern Cell
*incrdecr(Node
**, int);
180 extern Cell
*assign(Node
**, int);
181 extern Cell
*cat(Node
**, int);
182 extern Cell
*pastat(Node
**, int);
183 extern Cell
*dopa2(Node
**, int);
184 extern Cell
*split(Node
**, int);
185 extern Cell
*condexpr(Node
**, int);
186 extern Cell
*ifstat(Node
**, int);
187 extern Cell
*whilestat(Node
**, int);
188 extern Cell
*dostat(Node
**, int);
189 extern Cell
*forstat(Node
**, int);
190 extern Cell
*instat(Node
**, int);
191 extern Cell
*bltin(Node
**, int);
192 extern Cell
*printstat(Node
**, int);
193 extern Cell
*nullproc(Node
**, int);
194 extern FILE *redirect(int, Node
*);
195 extern FILE *openfile(int, const char *, int *);
196 extern const char *filename(FILE *);
197 extern Cell
*closefile(Node
**, int);
198 extern void closeall(void);
199 extern Cell
*sub(Node
**, int);
200 extern Cell
*gsub(Node
**, int);
201 extern Cell
*gensub(Node
**, int);
203 extern FILE *popen(const char *, const char *);
204 extern int pclose(FILE *);
