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output ppm to stderr to avoid flushing stdout buffer #43

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output ppm to stderr to avoid flushing stdout buffer #43

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0e3d9e2
output ppm to stderr to avoid flushing stdout buffer
dernasherbrezon Sep 23, 2017
7cc8297
ignore additional files
dernasherbrezon Nov 26, 2018
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2 changes: 2 additions & 0 deletions .gitignore
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Original file line number Diff line number Diff line change
Expand Up @@ -39,3 +39,5 @@ CMakeCache.txt
*/CMakeFiles
CMakeFiles
*.cmake
/.project
/build/
2 changes: 1 addition & 1 deletion src/rtl_test.c
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Expand Up @@ -202,7 +202,7 @@ static void ppm_test(uint32_t len)
interval += (int64_t)(ppm_now.tv_nsec - ppm_recent.tv_nsec);
nsamples_total += nsamples;
interval_total += interval;
printf("real sample rate: %i current PPM: %i cumulative PPM: %i\n",
fprintf(stderr, "real sample rate: %i current PPM: %i cumulative PPM: %i\n",
(int)((1000000000UL * nsamples) / interval),
ppm_report(nsamples, interval),
ppm_report(nsamples_total, interval_total));
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