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Extend internal API docs, part 2

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Picking up from #8111.

Co-authored-by: Eelco Dolstra <edolstra@gmail.com>
This commit is contained in:
John Ericson 2023-03-26 21:12:25 -04:00
parent 8ae9d66940
commit abd5e7dec0
32 changed files with 640 additions and 359 deletions
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32
src/libutil/sync.hh
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@ -7,22 +7,22 @@
namespace nix {
/* This template class ensures synchronized access to a value of type
T. It is used as follows:
struct Data { int x; ... };
Sync<Data> data;
{
auto data_(data.lock());
data_->x = 123;
}
Here, "data" is automatically unlocked when "data_" goes out of
scope.
*/
/**
* This template class ensures synchronized access to a value of type
* T. It is used as follows:
*
* struct Data { int x; ... };
*
* Sync<Data> data;
*
* {
* auto data_(data.lock());
* data_->x = 123;
* }
*
* Here, "data" is automatically unlocked when "data_" goes out of
* scope.
*/
template<class T, class M = std::mutex>
class Sync
{