2 * Copyright (c) 1991, 1993
3 * The Regents of the University of California. All rights reserved.
5 * This code is derived from software contributed to Berkeley by
8 * Redistribution and use in source and binary forms, with or without
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. 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.
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
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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
36 * @(#)exec.h 8.3 (Berkeley) 6/8/95
37 * $FreeBSD: src/bin/sh/exec.h,v 1.15 2006/04/09 12:21:20 stefanf Exp $
38 * $DragonFly: src/bin/sh/exec.h,v 1.5 2007/01/07 01:14:53 pavalos Exp $
41 /* values of cmdtype */
42 #define CMDUNKNOWN -1 /* no entry in table for command */
43 #define CMDNORMAL 0 /* command is an executable program */
44 #define CMDBUILTIN 1 /* command is a shell builtin */
45 #define CMDFUNCTION 2 /* command is a shell function */
47 /* values for typecmd_impl's third parameter */
49 TYPECMD_SMALLV, /* command -v */
50 TYPECMD_BIGV, /* command -V */
51 TYPECMD_TYPE /* type */
64 extern const char *pathopt; /* set by padvance */
65 extern int exerrno; /* last exec error */
67 void shellexec(char **, char **, const char *, int);
68 char *padvance(const char **, const char *);
69 int hashcmd(int, char **);
70 void find_command(char *, struct cmdentry *, int, const char *);
71 int find_builtin(char *, int *);
73 void changepath(const char *);
74 void deletefuncs(void);
75 void addcmdentry(char *, struct cmdentry *);
76 void defun(char *, union node *);
77 int unsetfunc(char *);
78 int typecmd_impl(int, char **, int);
79 int typecmd(int, char **);
80 void clearcmdentry(int);