2 * SPDX-License-Identifier: BSD-3-Clause
4 * Copyright (c) 1980, 1993
5 * The Regents of the University of California. All rights reserved.
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9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. Neither the name of the University nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
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21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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32 * @(#)extern.h 8.1 (Berkeley) 6/6/93
36 extern bool _escaped; /* if last character was an escape */
37 extern char *s_start; /* start of the current string */
38 extern char *l_acmbeg; /* string introducing a comment */
39 extern char *l_acmend; /* string ending a comment */
40 extern char *l_blkbeg; /* string beginning of a block */
41 extern char *l_blkend; /* string ending a block */
42 extern char *l_chrbeg; /* delimiter for character constant */
43 extern char *l_chrend; /* delimiter for character constant */
44 extern char *l_combeg; /* string introducing a comment */
45 extern char *l_comend; /* string ending a comment */
46 extern char l_escape; /* character used to escape characters */
47 extern char *l_keywds[]; /* keyword table address */
48 extern bool l_onecase; /* upper and lower case are equivalent */
49 extern char *l_prcbeg; /* regular expr for procedure begin */
50 extern char *l_strbeg; /* delimiter for string constant */
51 extern char *l_strend; /* delimiter for string constant */
52 extern bool l_toplex; /* procedures only defined at top lex level */
53 extern const char *language; /* the language indicator */
55 #include <sys/cdefs.h>
58 extern int STRNCMP(char *, char *, int);
59 extern char *convexp(char *);
60 extern char *expmatch(char *, char *, char *);