source: trunk/minix/commands/ash/exec.h@ 10

Last change on this file since 10 was 9, checked in by Mattia Monga, 13 years ago

Minix 3.1.2a

File size: 2.7 KB
Line 
1/*-
2 * Copyright (c) 1991 The Regents of the University of California.
3 * 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 * @(#)exec.h 5.1 (Berkeley) 3/7/91
37 */
38
39/* values of cmdtype */
40#define CMDUNKNOWN -1 /* no entry in table for command */
41#define CMDNORMAL 0 /* command is an executable program */
42#define CMDBUILTIN 1 /* command is a shell builtin */
43#define CMDFUNCTION 2 /* command is a shell function */
44
45
46struct cmdentry {
47 int cmdtype;
48 union param {
49 int index;
50 union node *func;
51 } u;
52};
53
54
55extern char *pathopt; /* set by padvance */
56
57#ifdef __STDC__
58void shellexec(char **, char **, char *, int);
59char *padvance(char **, char *);
60void find_command(char *, struct cmdentry *, int);
61int find_builtin(char *);
62void hashcd(void);
63void changepath(char *);
64void defun(char *, union node *);
65void unsetfunc(char *);
66#else
67void shellexec();
68char *padvance();
69void find_command();
70int find_builtin();
71void hashcd();
72void changepath();
73void defun();
74void unsetfunc();
75#endif
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