Annotation of src/usr.bin/m4/extern.h, Revision 1.21
1.21 ! espie 1: /* $OpenBSD: extern.h,v 1.20 2000/07/24 23:08:25 espie Exp $ */
1.2 deraadt 2: /* $NetBSD: extern.h,v 1.3 1996/01/13 23:25:24 pk Exp $ */
1.1 deraadt 3:
4: /*-
5: * Copyright (c) 1991, 1993
6: * The Regents of the University of California. All rights reserved.
7: *
8: * This code is derived from software contributed to Berkeley by
9: * Ozan Yigit at York University.
10: *
11: * Redistribution and use in source and binary forms, with or without
12: * modification, are permitted provided that the following conditions
13: * are met:
14: * 1. Redistributions of source code must retain the above copyright
15: * notice, this list of conditions and the following disclaimer.
16: * 2. Redistributions in binary form must reproduce the above copyright
17: * notice, this list of conditions and the following disclaimer in the
18: * documentation and/or other materials provided with the distribution.
19: * 3. All advertising materials mentioning features or use of this software
20: * must display the following acknowledgement:
21: * This product includes software developed by the University of
22: * California, Berkeley and its contributors.
23: * 4. Neither the name of the University nor the names of its contributors
24: * may be used to endorse or promote products derived from this software
25: * without specific prior written permission.
26: *
27: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
28: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
31: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
36: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
37: * SUCH DAMAGE.
38: *
39: * @(#)extern.h 8.1 (Berkeley) 6/6/93
40: */
41:
1.11 espie 42: /* eval.c */
43: extern void eval __P((const char *[], int, int));
44: extern void expand __P((const char *[], int));
45: extern void dodefine __P((const char *, const char *));
46:
47: /* expr.c */
48: extern int expr __P((const char *));
49:
50: /* gnum4.c */
51: extern void addtoincludepath __P((const char *dirname));
1.15 espie 52: extern struct input_file *fopen_trypath __P((struct input_file *, const char *filename));
1.17 espie 53: extern void doindir __P((const char *[], int));
54: extern void dobuiltin __P((const char *[], int));
55: extern void dopatsubst __P((const char *[], int));
56: extern void doregexp __P((const char *[], int));
57:
58: extern void doprintlineno __P((struct input_file *));
59: extern void doprintfilename __P((struct input_file *));
1.20 espie 60:
61: extern void doesyscmd __P((const char *));
1.17 espie 62:
1.11 espie 63:
64: /* look.c */
65: extern ndptr addent __P((const char *));
1.12 espie 66: extern unsigned hash __P((const char *));
1.11 espie 67: extern ndptr lookup __P((const char *));
68: extern void remhash __P((const char *, int));
1.14 espie 69:
70: /* main.c */
71: extern void outputstr __P((const char *));
1.17 espie 72: extern int builtin_type __P((const char *));
1.11 espie 73:
74: /* misc.c */
75: extern void chrsave __P((int));
76: extern char *compute_prevep __P((void));
77: extern void getdiv __P((int));
78: extern ptrdiff_t indx __P((const char *, const char *));
79: extern void initspaces __P((void));
80: extern void killdiv __P((void));
81: extern void onintr __P((int));
82: extern void pbnum __P((int));
1.17 espie 83: extern void pbunsigned __P((unsigned long));
1.11 espie 84: extern void pbstr __P((const char *));
85: extern void putback __P((int));
1.17 espie 86: extern void *xalloc __P((size_t));
1.11 espie 87: extern char *xstrdup __P((const char *));
88: extern void usage __P((void));
1.21 ! espie 89: extern void resizedivs __P((int n));
1.1 deraadt 90:
1.15 espie 91: extern int obtain_char __P((struct input_file *));
92: extern void set_input __P((struct input_file *, FILE *, const char *));
93: extern void release_input __P((struct input_file *));
94:
95:
1.1 deraadt 96: extern ndptr hashtab[]; /* hash table for macros etc. */
1.19 espie 97: extern stae *mstack; /* stack of m4 machine */
98: extern char *sstack; /* shadow stack, for string space extension */
1.1 deraadt 99: extern FILE *active; /* active output file pointer */
1.15 espie 100: extern struct input_file infile[];/* input file stack (0=stdin) */
1.21 ! espie 101: extern FILE **outfile; /* diversion array(0=bitbucket) */
! 102: extern int maxout; /* maximum number of diversions */
1.1 deraadt 103: extern int fp; /* m4 call frame pointer */
104: extern int ilevel; /* input file stack pointer */
105: extern int oindex; /* diversion index. */
106: extern int sp; /* current m4 stack pointer */
1.16 espie 107: extern char *bp; /* first available character */
108: extern char *buf; /* push-back buffer */
109: extern char *bufbase; /* buffer base for this ilevel */
110: extern char *bbase[]; /* buffer base per ilevel */
1.13 espie 111: extern char ecommt[MAXCCHARS+1];/* end character for comment */
1.1 deraadt 112: extern char *ep; /* first free char in strspace */
1.13 espie 113: extern char lquote[MAXCCHARS+1];/* left quote character (`) */
1.1 deraadt 114: extern char *m4wraps; /* m4wrap string default. */
115: extern char *null; /* as it says.. just a null. */
1.13 espie 116: extern char rquote[MAXCCHARS+1];/* right quote character (') */
117: extern char scommt[MAXCCHARS+1];/* start character for comment */
1.9 espie 118:
1.18 espie 119: extern int mimic_gnu; /* behaves like gnu-m4 */
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