1/* $NetBSD: prog_setup.c,v 1.1.1.1 2011/04/13 18:15:37 elric Exp $ */ 2 3/* 4 * Copyright (c) 1997 - 2001 Kungliga Tekniska Högskolan 5 * (Royal Institute of Technology, Stockholm, Sweden). 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * 3. Neither the name of the Institute nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 36#include "krb5_locl.h" 37#include <krb5/getarg.h> 38#include <err.h> 39 40KRB5_LIB_FUNCTION void KRB5_LIB_CALL 41krb5_std_usage(int code, struct getargs *args, int num_args) 42{ 43 arg_printusage(args, num_args, NULL, ""); 44 exit(code); 45} 46 47KRB5_LIB_FUNCTION int KRB5_LIB_CALL 48krb5_program_setup(krb5_context *context, int argc, char **argv, 49 struct getargs *args, int num_args, 50 void (KRB5_LIB_CALL *usage)(int, struct getargs*, int)) 51{ 52 krb5_error_code ret; 53 int optidx = 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, &optidx)) 64 (*usage)(1, args, num_args); 65 return optidx; 66} 67