mirror of https://github.com/ArduPilot/ardupilot
28 lines
470 B
C++
28 lines
470 B
C++
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#include "Semaphores.h"
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using namespace Empty;
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bool Semaphore::give() {
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if (_taken) {
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_taken = false;
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return true;
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} else {
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return false;
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}
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}
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bool Semaphore::take(uint32_t timeout_ms) {
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return take_nonblocking();
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}
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bool Semaphore::take_nonblocking() {
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/* No syncronisation primitives to garuntee this is correct */
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if (!_taken) {
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_taken = true;
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return true;
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} else {
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return false;
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}
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}
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