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Add Id, add usage function.

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This commit is contained in:
Philippe Charnier 1997-06-10 11:01:13 +00:00
parent e1775301d2
commit 4cabb4cdcc
1 changed files with 19 additions and 8 deletions
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27
sbin/adjkerntz/adjkerntz.c
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@ -22,6 +22,8 @@
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id$
*/
#ifndef lint
@ -61,6 +63,8 @@ char copyright[] =
#define REPORT_PERIOD (30*60)
static void usage __P((void));
void fake() {}
int main(argc, argv)
@ -86,26 +90,22 @@ int main(argc, argv)
switch((char)ch) {
case 'i': /* initial call, save offset */
if (init != Unknown)
goto usage;
usage();
init = True;
break;
case 'a': /* adjustment call, use saved offset */
if (init != Unknown)
goto usage;
usage();
init = False;
break;
case 's':
sleep_mode = True;
break;
default:
usage:
fprintf(stderr, "Usage:\n\
\tadjkerntz -i\t\t(initial call from /etc/rc)\n\
\tadjkerntz -a [-s]\t(adjustment call, -s for sleep/retry mode)\n");
return 2;
usage();
}
if (init == Unknown)
goto usage;
usage();
if (init)
sleep_mode = True;
@ -348,3 +348,14 @@ int main(argc, argv)
return 0;
}
static void
usage()
{
fprintf(stderr, "%s\n%s\n%s\n%s\n",
"usage: adjkerntz -i",
"\t\t(initial call from /etc/rc)",
" adjkerntz -a [-s]",
"\t\t(adjustment call, -s for sleep/retry mode)");
exit(2);
}