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Why is there lock_guard ?
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Bonita Montero
Feb 17, 2024, 2:15:52 PMFeb 17
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Why is there lock_guard when unique_lock can anything lock_guard
can do but far more ?
can do but far more ?
Chris M. Thomasson
Feb 17, 2024, 6:40:27 PMFeb 17
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On 2/17/2024 11:15 AM, Bonita Montero wrote:
> Why is there lock_guard when unique_lock can anything lock_guard
> can do but far more ?
lock_guard is meant for its purpose. Only use unique_lock when you need
> Why is there lock_guard when unique_lock can anything lock_guard
> can do but far more ?
to. And be careful, you can shoot yourself in the foot with it...
Bonita Montero
Feb 18, 2024, 1:59:21 AMFeb 18
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Am 18.02.2024 um 00:40 schrieb Chris M. Thomasson:
> On 2/17/2024 11:15 AM, Bonita Montero wrote:
>> Why is there lock_guard when unique_lock can anything lock_guard
>> can do but far more ?
>
> lock_guard is meant for its purpose. ...
> On 2/17/2024 11:15 AM, Bonita Montero wrote:
>> Why is there lock_guard when unique_lock can anything lock_guard
>> can do but far more ?
>
You easily could do ...
template<typename Lock>
using std::lock_guard = std::unique_lock<Lock>;
... without any problems.
For me lock_guard doesn't make sense.
Chris M. Thomasson
Feb 18, 2024, 3:13:41 PMFeb 18
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moveable even though its not meant to be. That's just one point...
Bonita Montero
Feb 19, 2024, 12:50:56 AMFeb 19
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Am 18.02.2024 um 21:13 schrieb Chris M. Thomasson:
> On 2/17/2024 10:59 PM, Bonita Montero wrote:
>> Am 18.02.2024 um 00:40 schrieb Chris M. Thomasson:
>>> On 2/17/2024 11:15 AM, Bonita Montero wrote:
>>>> Why is there lock_guard when unique_lock can anything lock_guard
>>>> can do but far more ?
>>>
>>> lock_guard is meant for its purpose. ...
>>
>> You easily could do ...
>>
>> template<typename Lock>
>> using std::lock_guard = std::unique_lock<Lock>;
>>
>> ... without any problems.
>>
>> For me lock_guard doesn't make sense.
>
> It has its purpose. ...
> On 2/17/2024 10:59 PM, Bonita Montero wrote:
>> Am 18.02.2024 um 00:40 schrieb Chris M. Thomasson:
>>> On 2/17/2024 11:15 AM, Bonita Montero wrote:
>>>> Why is there lock_guard when unique_lock can anything lock_guard
>>>> can do but far more ?
>>>
>>> lock_guard is meant for its purpose. ...
>>
>> You easily could do ...
>>
>> template<typename Lock>
>> using std::lock_guard = std::unique_lock<Lock>;
>>
>> ... without any problems.
>>
>> For me lock_guard doesn't make sense.
>
... which unique_lock also fulfills.
Chris M. Thomasson
Feb 19, 2024, 2:56:47 PMFeb 19
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