diff options
Diffstat (limited to 'docs/examples')
| -rw-r--r-- | docs/examples/synctime.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/docs/examples/synctime.c b/docs/examples/synctime.c index fc629ee33..cd8d0805d 100644 --- a/docs/examples/synctime.c +++ b/docs/examples/synctime.c @@ -9,6 +9,18 @@ * * This example code only builds as-is on Windows. * + * While Unix/Linux user, you do not need this software. + * You can achieve the same result as synctime using curl, awk and date. + * Set proxy as according to your network, but beware of proxy Cache-Control. + * + * To set your system clock, root access is required. + * # date -s "`curl -sI http://nist.time.gov/timezone.cgi?UTC/s/0 \ + * | awk -F': ' '/Date: / {print $2}'`" + * + * To view remote webserver date and time. + * $ curl -sI http://nist.time.gov/timezone.cgi?UTC/s/0 \ + * | awk -F': ' '/Date: / {print $2}' + * * Synchronising your computer clock via Internet time server usually relies * on DAYTIME, TIME, or NTP protocols. These protocols provide good accurate * time synchronisation but it does not work very well through a @@ -300,10 +312,11 @@ int main(int argc, char *argv[]) MthStr[LOCALTime.wMonth-1], LOCALTime.wYear, LOCALTime.wHour, LOCALTime.wMinute, LOCALTime.wSecond, LOCALTime.wMilliseconds); - fprintf(stderr, "\nBefore HTTP. Date: %s%s\n\n", timeBuf, tzoneBuf); + + fprintf(stderr, "Fetch: %s\n\n", conf->timeserver); + fprintf(stderr, "Before HTTP. Date: %s%s\n\n", timeBuf, tzoneBuf); /* HTTP HEAD command to the Webserver */ - fprintf(stderr, "Fetch: %s\n", conf->timeserver); SyncTime_CURL_Fetch(curl, conf->timeserver, "index.htm", HTTP_COMMAND_HEAD); |