niklas/cyclonedds
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

using explicit fflush instead of setvbuf (#133)

Browse source 
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
Download patch file Download diff file Expand all files Collapse all files

8
src/examples/throughput/subscriber.c
View file

@ -75,20 +75,18 @@ int main (int argc, char **argv)
dds_entity_t participant;
dds_entity_t reader;
#if !defined(_WIN32)
setvbuf (stdout, NULL, _IOLBF, 0);
#endif
if (parse_args(argc, argv, &maxCycles, &partitionName) == EXIT_FAILURE)
{
return EXIT_FAILURE;
}
printf ("Cycles: %llu | PollingDelay: %ld | Partition: %s\n", maxCycles, pollingDelay, partitionName);
fflush (stdout);
participant = prepare_dds(&reader, partitionName);
printf ("=== [Subscriber] Waiting for samples...\n");
fflush (stdout);
/* Process samples until Ctrl-C is pressed or until maxCycles */
/* has been reached (0 = infinite) */
@ -280,6 +278,7 @@ static void process_samples(dds_entity_t reader, unsigned long long maxCycles)
deltaTime, payloadSize, total_samples, total_bytes, outOfOrder,
(deltaTime != 0.0) ? ((double)(total_samples - prev_samples) / deltaTime) : 0,
(deltaTime != 0.0) ? ((double)((total_bytes - prev_bytes) / BYTES_PER_SEC_TO_MEGABITS_PER_SEC) / deltaTime) : 0);
fflush (stdout);
cycles++;
prev_time = time_now;
prev_bytes = total_bytes;
@ -300,6 +299,7 @@ static void process_samples(dds_entity_t reader, unsigned long long maxCycles)
printf ("Out of order: %llu samples\n", outOfOrder);
printf ("Average transfer rate: %.2lf samples/s, ", (double)total_samples / deltaTime);
printf ("%.2lf Mbit/s\n", (double)(total_bytes / BYTES_PER_SEC_TO_MEGABITS_PER_SEC) / deltaTime);
fflush (stdout);
}
static dds_entity_t prepare_dds(dds_entity_t *reader, const char *partitionName)