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RTOS: Mutex: Improve API docs

pull/4824/head
Bartek Szatkowski 2017-07-11 14:58:55 +01:00 committed by Martin Kojtal
parent 623c7ae625
commit efc28a2968
1 changed files with 12 additions and 3 deletions
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15
rtos/Mutex.h
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@ -53,17 +53,26 @@ public:
/** Wait until a Mutex becomes available.
@param millisec timeout value or 0 in case of no time-out. (default: osWaitForever)
@return status code that indicates the execution status of the function.
@return status code that indicates the execution status of the function:
@a osOK the mutex has been obtained.
@a osErrorTimeout the mutex could not be obtained in the given time.
@a osErrorParameter internal error.
@a osErrorResource the mutex could not be obtained when no timeout was specified.
@a osErrorISR this function cannot be called from the interrupt service routine.
*/
osStatus lock(uint32_t millisec=osWaitForever);
/** Try to lock the mutex, and return immediately
@return true if the mutex was acquired, false otherwise.
@return true if the mutex was acquired, false otherwise.
*/
bool trylock();
/** Unlock the mutex that has previously been locked by the same thread
@return status code that indicates the execution status of the function.
@return status code that indicates the execution status of the function:
@a osOK the mutex has been released.
@a osErrorParameter internal error.
@a osErrorResource the mutex was not locked or the current thread wasn't the owner.
@a osErrorISR this function cannot be called from the interrupt service routine.
*/
osStatus unlock();