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adjtimex: getopt_ulflags'isation

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This commit is contained in:
Denis Vlasenko 2006-09-22 08:47:54 +00:00
parent cb1ba86507
commit 109d21fe74
1 changed files with 26 additions and 31 deletions
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57
miscutils/adjtimex.c
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@ -44,49 +44,44 @@ static const char * const ret_code_descript[] = {
int adjtimex_main(int argc, char **argv)
{
enum {
OPT_quiet = 0x1
};
unsigned long opt;
char *opt_o, *opt_f, *opt_p, *opt_t;
struct timex txc;
int quiet=0;
int c, i, ret, sep;
int i, ret, sep;
const char *descript;
txc.modes=0;
for (;;) {
c = getopt( argc, argv, "qo:f:p:t:");
if (c == EOF) break;
switch (c) {
case 'q':
quiet=1;
break;
case 'o':
txc.offset = atoi(optarg);
txc.modes |= ADJ_OFFSET_SINGLESHOT;
break;
case 'f':
txc.freq = atoi(optarg);
txc.modes |= ADJ_FREQUENCY;
break;
case 'p':
txc.constant = atoi(optarg);
txc.modes |= ADJ_TIMECONST;
break;
case 't':
txc.tick = atoi(optarg);
txc.modes |= ADJ_TICK;
break;
default:
bb_show_usage();
exit(1);
}
opt = bb_getopt_ulflags(argc, argv, "qo:f:p:t:",
&opt_o, &opt_f, &opt_p, &opt_t);
//if (opt & 0x1) // -q
if (opt & 0x2) { // -o
txc.offset = atoi(opt_o);
txc.modes |= ADJ_OFFSET_SINGLESHOT;
}
if (opt & 0x4) { // -f
txc.freq = atoi(opt_f);
txc.modes |= ADJ_FREQUENCY;
}
if (opt & 0x8) { // -p
txc.constant = atoi(opt_p);
txc.modes |= ADJ_TIMECONST;
}
if (opt & 0x10) { // -t
txc.tick = atoi(opt_t);
txc.modes |= ADJ_TICK;
}
if (argc != optind) { /* no valid non-option parameters */
bb_show_usage();
exit(1);
}
ret = adjtimex(&txc);
if (ret < 0) perror("adjtimex");
if (!quiet && ret>=0) {
if (!(opt & OPT_quiet) && ret>=0) {
printf(
" mode: %d\n"
"-o offset: %ld\n"