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added -startdate option

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3540 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2007-11-07 16:24:33 +00:00
parent 2331d91e77
commit 7e0af5d097
4 changed files with 54 additions and 4 deletions
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39
vl.c
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@ -174,6 +174,7 @@ int nb_nics;
NICInfo nd_table[MAX_NICS];
int vm_running;
int rtc_utc = 1;
int rtc_start_date = -1; /* -1 means now */
int cirrus_vga_enabled = 1;
int vmsvga_enabled = 0;
#ifdef TARGET_SPARC
@ -7212,6 +7213,7 @@ enum {
QEMU_OPTION_prom_env,
QEMU_OPTION_old_param,
QEMU_OPTION_clock,
QEMU_OPTION_startdate,
};
typedef struct QEMUOption {
@ -7318,6 +7320,7 @@ const QEMUOption qemu_options[] = {
{ "old-param", 0, QEMU_OPTION_old_param },
#endif
{ "clock", HAS_ARG, QEMU_OPTION_clock },
{ "startdate", HAS_ARG, QEMU_OPTION_startdate },
{ NULL },
};
@ -8107,6 +8110,42 @@ int main(int argc, char **argv)
case QEMU_OPTION_clock:
configure_alarms(optarg);
break;
case QEMU_OPTION_startdate:
{
struct tm tm;
if (!strcmp(optarg, "now")) {
rtc_start_date = -1;
} else {
if (sscanf(optarg, "%d-%d-%dT%d:%d:%d",
&tm.tm_year,
&tm.tm_mon,
&tm.tm_mday,
&tm.tm_hour,
&tm.tm_min,
&tm.tm_sec) == 6) {
/* OK */
} else if (sscanf(optarg, "%d-%d-%d",
&tm.tm_year,
&tm.tm_mon,
&tm.tm_mday) == 3) {
tm.tm_hour = 0;
tm.tm_min = 0;
tm.tm_sec = 0;
} else {
goto date_fail;
}
tm.tm_year -= 1900;
tm.tm_mon--;
rtc_start_date = timegm(&tm);
if (rtc_start_date == -1) {
date_fail:
fprintf(stderr, "Invalid date format. Valid format are:\n"
"'now' or '2006-06-17T16:01:21' or '2006-06-17'\n");
exit(1);
}
}
}
break;
}
}
}