1130b656e5
This will make a number of things easier in the future, as well as (finally!) avoiding the Id-smashing problem which has plagued developers for so long. Boy, I'm glad we're not using sup anymore. This update would have been insane otherwise.
71 lines
2.8 KiB
C
71 lines
2.8 KiB
C
/*-
|
|
* Copyright (c) 1991, 1993
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to Berkeley by
|
|
* Kenneth Almquist.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* @(#)exec.h 8.3 (Berkeley) 6/8/95
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
/* values of cmdtype */
|
|
#define CMDUNKNOWN -1 /* no entry in table for command */
|
|
#define CMDNORMAL 0 /* command is an executable program */
|
|
#define CMDBUILTIN 1 /* command is a shell builtin */
|
|
#define CMDFUNCTION 2 /* command is a shell function */
|
|
|
|
|
|
struct cmdentry {
|
|
int cmdtype;
|
|
union param {
|
|
int index;
|
|
union node *func;
|
|
} u;
|
|
};
|
|
|
|
|
|
extern char *pathopt; /* set by padvance */
|
|
extern int exerrno; /* last exec error */
|
|
|
|
void shellexec __P((char **, char **, char *, int));
|
|
char *padvance __P((char **, char *));
|
|
int hashcmd __P((int, char **));
|
|
void find_command __P((char *, struct cmdentry *, int, char *));
|
|
int find_builtin __P((char *));
|
|
void hashcd __P((void));
|
|
void changepath __P((const char *));
|
|
void deletefuncs __P((void));
|
|
void getcmdentry __P((char *, struct cmdentry *));
|
|
void addcmdentry __P((char *, struct cmdentry *));
|
|
void defun __P((char *, union node *));
|
|
int unsetfunc __P((char *));
|