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using explicit fflush instead of setvbuf (#133)

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Because line-buffering doesn't exist on Windows ...

Signed-off-by: Erik Boasson <eb@ilities.com>
This commit is contained in:
Erik Boasson 2019-03-23 12:59:31 +01:00
parent 959a096372
commit c39cc74e13
6 changed files with 133 additions and 30 deletions
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10
src/examples/roundtrip/ping.c
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@ -193,6 +193,7 @@ static void data_available(dds_entity_t rd, void *arg)
readAccess.count,
exampleGetMedianFromTimeStats (&readAccess),
readAccess.min);
fflush (stdout);
exampleResetTimeStats (&roundTrip);
exampleResetTimeStats (&writeAccess);
@ -282,11 +283,10 @@ int main (int argc, char *argv[])
}
prepare_dds(&writer, &reader, &readCond, listener);
setvbuf(stdout, NULL, _IONBF, 0);
if (argc - argidx == 1 && strcmp (argv[argidx], "quit") == 0)
{
printf ("Sending termination request.\n");
fflush (stdout);
/* pong uses a waitset which is triggered by instance disposal, and
quits when it fires. */
dds_sleepfor (DDS_SECS (1));
@ -325,6 +325,7 @@ int main (int argc, char *argv[])
if (invalidargs || (argc - argidx == 1 && (strcmp (argv[argidx], "-h") == 0 || strcmp (argv[argidx], "--help") == 0)))
usage();
printf ("# payloadSize: %" PRIu32 " | numSamples: %" PRIu64 " | timeOut: %" PRIi64 "\n\n", payloadSize, numSamples, timeOut);
fflush (stdout);
pub_data.payload._length = payloadSize;
pub_data.payload._buffer = payloadSize ? dds_alloc (payloadSize) : NULL;
@ -337,6 +338,7 @@ int main (int argc, char *argv[])
startTime = dds_time ();
printf ("# Waiting for startup jitter to stabilise\n");
fflush (stdout);
/* Write a sample that pong can send back */
while (!dds_triggered (waitSet) && difference < DDS_SECS(5))
{
@ -358,11 +360,10 @@ int main (int argc, char *argv[])
{
warmUp = false;
printf("# Warm up complete.\n\n");
printf("# Latency measurements (in us)\n");
printf("# Latency [us] Write-access time [us] Read-access time [us]\n");
printf("# Seconds Count median min 99%% max Count median min Count median min\n");
fflush (stdout);
}
exampleResetTimeStats (&roundTrip);
@ -403,6 +404,7 @@ int main (int argc, char *argv[])
exampleGetMedianFromTimeStats (&readAccessOverall),
readAccessOverall.min
);
fflush (stdout);
}
done: