add --version and --help

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@14844 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2005-04-19 08:40:06 +00:00
parent 4d351adfed
commit 521af19317

View File

@@ -31,9 +31,30 @@
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
#include "krb5_locl.h"
#include <getarg.h>
RCSID("$Id$");
static int version_flag = 0;
static int help_flag = 0;
static struct getargs args[] = {
{"version", 0, arg_flag, &version_flag,
"print version", NULL },
{"help", 0, arg_flag, &help_flag,
NULL, NULL }
};
static void
usage (int ret)
{
arg_printusage (args,
sizeof(args)/sizeof(*args),
NULL,
"principal luser");
exit (ret);
}
int
main(int argc, char **argv)
{
@@ -41,17 +62,32 @@ main(int argc, char **argv)
krb5_error_code ret;
krb5_principal principal;
char *p;
int o = 0;
setprogname(argv[0]);
if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &o))
usage(1);
if (help_flag)
usage (0);
if(version_flag){
print_version(NULL);
exit(0);
}
argc -= o;
argv += o;
ret = krb5_init_context(&context);
if (ret)
errx (1, "krb5_init_context failed: %d", ret);
if (argc != 3)
errx(1, "usage: %s principal luser", getprogname());
if (argc != 2)
usage(1);
ret = krb5_parse_name(context, argv[1], &principal);
ret = krb5_parse_name(context, argv[0], &principal);
if (ret)
krb5_err(context, 1, ret, "krb5_parse_name");
@@ -59,11 +95,11 @@ main(int argc, char **argv)
if (ret)
krb5_err(context, 1, ret, "krb5_unparse_name");
ret = krb5_kuserok(context, principal, argv[2]);
ret = krb5_kuserok(context, principal, argv[1]);
krb5_free_context(context);
printf("%s is %sallowed to login as %s\n", p, ret ? "" : "NOT ", argv[2]);
printf("%s is %sallowed to login as %s\n", p, ret ? "" : "NOT ", argv[1]);
return 0;
}