3 * Copyright (C) 2007 Simone Piccardi
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 3 of the License, or (at
8 * your option) any later version.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 /*****************************************************************************
21 * File mygetxattr.c: An example host command
23 * Author: S. Piccardi Oct. 2007
25 *****************************************************************************/
26 #include <sys/types.h> /* primitive system data types */
27 #include <sys/stat.h> /* file characteristics constants and functions */
28 #include <stdlib.h> /* C standard library */
29 #include <stdio.h> /* standard I/O library */
30 #include <unistd.h> /* unix standard library */
36 * Use getxattr and print results
38 /* Help printing routine */
41 int main(int argc, char *argv[])
44 * Variables definition
49 * Input section: decode command line parameters
52 opterr = 0; /* don't want writing to stderr */
53 while ( (i = getopt(argc, argv, "h")) != -1) {
58 case 'h': /* help option */
59 printf("Wrong -h option use\n");
63 case '?': /* unrecognized options */
64 printf("Unrecognized options -%c\n",optopt);
66 default: /* should not reached */
70 /* ***********************************************************
72 * Options processing completed
76 * ***********************************************************/
77 if ((argc - optind) != 2) {
78 printf("Wrong number of arguments %d\n", argc - optind);
86 * routine to print usage info and exit
89 printf("Program mygetxattr: get an extended attribute \n");
91 printf(" mygetxattr [-h] file attribute \n");
92 printf(" -h print this help\n");