xref: /aosp_15_r20/external/mtools/precmd.c (revision d5c9a868b113e0ec0db2f27bc2ce8a253e77c4b0)
1 /*  Copyright 1997,1999,2001-2004,2007,2009 Alain Knaff.
2  *  This file is part of mtools.
3  *
4  *  Mtools is free software: you can redistribute it and/or modify
5  *  it under the terms of the GNU General Public License as published by
6  *  the Free Software Foundation, either version 3 of the License, or
7  *  (at your option) any later version.
8  *
9  *  Mtools is distributed in the hope that it will be useful,
10  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
11  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  *  GNU General Public License for more details.
13  *
14  *  You should have received a copy of the GNU General Public License
15  *  along with Mtools.  If not, see <http://www.gnu.org/licenses/>.
16  *
17  * Do filename expansion with the shell.
18  */
19 
20 #include "sysincludes.h"
21 #include "mtools.h"
22 
precmd(struct device * dev)23 void precmd(struct device *dev)
24 {
25 #ifndef OS_mingw32msvc
26 	int status;
27 	pid_t pid;
28 
29 	if(!dev || !dev->precmd)
30 		return;
31 
32 	switch((pid=fork())){
33 		case -1:
34 			perror("Could not fork");
35 			exit(1);
36 		case 0: /* the son */
37 			execl("/bin/sh", "sh", "-c", dev->precmd, (char *)NULL);
38 			break;
39 		default:
40 			wait(&status);
41 			break;
42 	}
43 #endif
44 }
45 
46