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AP_HAL_Linux: make all semaphores recursive

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the cost is very similar and this prevents an easy coding error which
can occur on less used code paths
This commit is contained in:
Andrew Tridgell 2020-01-19 08:57:25 +11:00
parent f683741a9c
commit 4b9442dad7
2 changed files with 0 additions and 11 deletions
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6
libraries/AP_HAL_Linux/Semaphores.cpp
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@ -8,12 +8,6 @@ using namespace Linux;
// construct a semaphore // construct a semaphore
Semaphore::Semaphore() Semaphore::Semaphore()
{
pthread_mutex_init(&_lock, nullptr);
}
// construct a recursive semaphore (allows a thread to take it more than once)
Semaphore_Recursive::Semaphore_Recursive()
{ {
pthread_mutexattr_t attr; pthread_mutexattr_t attr;
pthread_mutexattr_init(&attr); pthread_mutexattr_init(&attr);

5
libraries/AP_HAL_Linux/Semaphores.h
View File

@ -18,9 +18,4 @@ protected:
pthread_mutex_t _lock; pthread_mutex_t _lock;
}; };
class Semaphore_Recursive : public Semaphore {
public:
Semaphore_Recursive();
};
} }