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Fail if no sensors found. - energy - measure system energy usage |
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--- |
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commit 33cf70dcdbb4ed08ba53d121d06a3c6904db9af7 |
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parent b7668ab38ae59f6202ea72674b738ec0b676e227 |
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Author: Troels Henriksen <[email protected]> |
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Date: Wed, 23 Aug 2023 12:25:44 +0200 |
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Fail if no sensors found. |
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Diffstat: |
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M energy.c | 5 +++++ |
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1 file changed, 5 insertions(+), 0 deletions(-) |
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--- |
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diff --git a/energy.c b/energy.c |
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@@ -143,6 +143,11 @@ int main(int argc, char** argv) { |
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sensor_rapl(); |
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sensor_battery(); |
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+ if (num_sensors == 0) { |
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+ fprintf(stderr, "%s: no sensors found; not running command.\n", argv[0]); |
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+ exit(1); |
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+ } |
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+ |
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for (int i = 0; i < num_sensors; i++) { |
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sensors[i].start(sensors[i].data); |
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} |
