xref: /freebsd-src/crypto/heimdal/lib/krb5/prog_setup.c (revision 6a068746777241722b2b32c5d0bc443a2a64d80b)
1b528cefcSMark Murray /*
2*ae771770SStanislav Sedov  * Copyright (c) 1997 - 2001 Kungliga Tekniska Högskolan
3b528cefcSMark Murray  * (Royal Institute of Technology, Stockholm, Sweden).
4b528cefcSMark Murray  * All rights reserved.
5b528cefcSMark Murray  *
6b528cefcSMark Murray  * Redistribution and use in source and binary forms, with or without
7b528cefcSMark Murray  * modification, are permitted provided that the following conditions
8b528cefcSMark Murray  * are met:
9b528cefcSMark Murray  *
10b528cefcSMark Murray  * 1. Redistributions of source code must retain the above copyright
11b528cefcSMark Murray  *    notice, this list of conditions and the following disclaimer.
12b528cefcSMark Murray  *
13b528cefcSMark Murray  * 2. Redistributions in binary form must reproduce the above copyright
14b528cefcSMark Murray  *    notice, this list of conditions and the following disclaimer in the
15b528cefcSMark Murray  *    documentation and/or other materials provided with the distribution.
16b528cefcSMark Murray  *
17b528cefcSMark Murray  * 3. Neither the name of the Institute nor the names of its contributors
18b528cefcSMark Murray  *    may be used to endorse or promote products derived from this software
19b528cefcSMark Murray  *    without specific prior written permission.
20b528cefcSMark Murray  *
21b528cefcSMark Murray  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22b528cefcSMark Murray  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23b528cefcSMark Murray  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24b528cefcSMark Murray  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25b528cefcSMark Murray  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26b528cefcSMark Murray  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27b528cefcSMark Murray  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28b528cefcSMark Murray  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29b528cefcSMark Murray  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30b528cefcSMark Murray  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31b528cefcSMark Murray  * SUCH DAMAGE.
32b528cefcSMark Murray  */
33b528cefcSMark Murray 
34b528cefcSMark Murray #include "krb5_locl.h"
35b528cefcSMark Murray #include <getarg.h>
365e9cd1aeSAssar Westerlund #include <err.h>
37b528cefcSMark Murray 
38*ae771770SStanislav Sedov KRB5_LIB_FUNCTION void KRB5_LIB_CALL
krb5_std_usage(int code,struct getargs * args,int num_args)39b528cefcSMark Murray krb5_std_usage(int code, struct getargs *args, int num_args)
40b528cefcSMark Murray {
41b528cefcSMark Murray     arg_printusage(args, num_args, NULL, "");
42b528cefcSMark Murray     exit(code);
43b528cefcSMark Murray }
44b528cefcSMark Murray 
45*ae771770SStanislav Sedov KRB5_LIB_FUNCTION int KRB5_LIB_CALL
krb5_program_setup(krb5_context * context,int argc,char ** argv,struct getargs * args,int num_args,void (KRB5_LIB_CALL * usage)(int,struct getargs *,int))46b528cefcSMark Murray krb5_program_setup(krb5_context *context, int argc, char **argv,
47b528cefcSMark Murray 		   struct getargs *args, int num_args,
48*ae771770SStanislav Sedov 		   void (KRB5_LIB_CALL *usage)(int, struct getargs*, int))
49b528cefcSMark Murray {
505e9cd1aeSAssar Westerlund     krb5_error_code ret;
51c19800e8SDoug Rabson     int optidx = 0;
52b528cefcSMark Murray 
53b528cefcSMark Murray     if(usage == NULL)
54b528cefcSMark Murray 	usage = krb5_std_usage;
55b528cefcSMark Murray 
56adb0ddaeSAssar Westerlund     setprogname(argv[0]);
575e9cd1aeSAssar Westerlund     ret = krb5_init_context(context);
585e9cd1aeSAssar Westerlund     if (ret)
595e9cd1aeSAssar Westerlund 	errx (1, "krb5_init_context failed: %d", ret);
60b528cefcSMark Murray 
61c19800e8SDoug Rabson     if(getarg(args, num_args, argc, argv, &optidx))
62b528cefcSMark Murray 	(*usage)(1, args, num_args);
63c19800e8SDoug Rabson     return optidx;
64b528cefcSMark Murray }
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