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libcamera: base: Introduce ConditionVariable

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ConditionVariable is alias to std::condition_variable. This replaces
std::condition_variable with the ConditionVariable. It enables
replacing ConditionVariable implementation easily in the following
patches.

Signed-off-by: Hirokazu Honda <hiroh@chromium.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Umang Jain <umang.jain@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
This commit is contained in:
Hirokazu Honda 2021-12-01 16:53:37 +09:00 • committed by Laurent Pinchart
parent 59002a9e9d
commit 923cf7f40a
6 changed files with 12 additions and 10 deletions
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4
include/libcamera/base/semaphore.h
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@ -7,8 +7,6 @@
#pragma once
#include <condition_variable>
#include <libcamera/base/private.h>
#include <libcamera/base/thread.h>
@ -26,7 +24,7 @@ public:
private:
Mutex mutex_;
std::condition_variable cv_;
ConditionVariable cv_;
unsigned int available_;
};

2
include/libcamera/base/thread.h
View file

@ -7,6 +7,7 @@
#pragma once
#include <condition_variable>
#include <memory>
#include <mutex>
#include <sys/types.h>
@ -26,6 +27,7 @@ class Object;
class ThreadData;
class ThreadMain;
using ConditionVariable = std::condition_variable;
using Mutex = std::mutex;
using MutexLocker = std::unique_lock<std::mutex>;