1 /* 2 * Copyright (c) 1997 - 2001 Kungliga Tekniska H�gskolan 3 * (Royal Institute of Technology, Stockholm, Sweden). 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 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 * 17 * 3. Neither the name of the Institute nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34 #include "krb5_locl.h" 35 #include <getarg.h> 36 #include <err.h> 37 38 RCSID("$Id: prog_setup.c,v 1.9 2001/02/20 01:44:54 assar Exp $"); 39 40 void 41 krb5_std_usage(int code, struct getargs *args, int num_args) 42 { 43 arg_printusage(args, num_args, NULL, ""); 44 exit(code); 45 } 46 47 int 48 krb5_program_setup(krb5_context *context, int argc, char **argv, 49 struct getargs *args, int num_args, 50 void (*usage)(int, struct getargs*, int)) 51 { 52 krb5_error_code ret; 53 int optind = 0; 54 55 if(usage == NULL) 56 usage = krb5_std_usage; 57 58 setprogname(argv[0]); 59 ret = krb5_init_context(context); 60 if (ret) 61 errx (1, "krb5_init_context failed: %d", ret); 62 63 if(getarg(args, num_args, argc, argv, &optind)) 64 (*usage)(1, args, num_args); 65 return optind; 66 } 67