xref: /freebsd/bin/sh/expand.h (revision afe61c15161c324a7af299a9b8457aba5afc92db)
1 /*-
2  * Copyright (c) 1991, 1993
3  *	The Regents of the University of California.  All rights reserved.
4  *
5  * This code is derived from software contributed to Berkeley by
6  * Kenneth Almquist.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
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. All advertising materials mentioning features or use of this software
17  *    must display the following acknowledgement:
18  *	This product includes software developed by the University of
19  *	California, Berkeley and its contributors.
20  * 4. Neither the name of the University nor the names of its contributors
21  *    may be used to endorse or promote products derived from this software
22  *    without specific prior written permission.
23  *
24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34  * SUCH DAMAGE.
35  *
36  *	@(#)expand.h	8.1 (Berkeley) 5/31/93
37  */
38 
39 struct strlist {
40 	struct strlist *next;
41 	char *text;
42 };
43 
44 
45 struct arglist {
46 	struct strlist *list;
47 	struct strlist **lastp;
48 };
49 
50 /*
51  * expandarg() flags
52  */
53 #define EXP_FULL	0x1	/* perform word splitting & file globbing */
54 #define EXP_TILDE	0x2	/* do normal tilde expansion */
55 #define	EXP_VARTILDE	0x4	/* expand tildes in an assignment */
56 #define	EXP_REDIR	0x8	/* file glob for a redirection (1 match only) */
57 #define EXP_CASE	0x10	/* keeps quotes around for CASE pattern */
58 
59 
60 #ifdef __STDC__
61 union node;
62 void expandarg(union node *, struct arglist *, int);
63 void expandhere(union node *, int);
64 int patmatch(char *, char *);
65 void rmescapes(char *);
66 int casematch(union node *, char *);
67 #else
68 void expandarg();
69 void expandhere();
70 int patmatch();
71 void rmescapes();
72 int casematch();
73 #endif
74