The Old New Thing

Using fibers to expand a thread’s stack at runtime, part 4

Raymond ChenJune 5, 2020Jun 5, 202006/5/20

Last time, we transported some ephemeral error state from the temporary fiber to the originating thread. A common way of reporting an error in C++ is to use an exception, so let's use that. In this case, we capture the result of the callback with a std::variant of an exception_ptr or the formal return value. The exception_ptr is used if th

Using fibers to expand a thread’s stack at runtime, part 3

Raymond ChenJune 4, 2020Jun 4, 202006/4/20

Propagating additional thread state.

Using fibers to expand a thread’s stack at runtime, part 2

Raymond ChenJune 3, 2020Jun 3, 202006/3/20

Reducing code size with type erasure.

How can I expand my thread’s stack at runtime?

Raymond ChenJune 1, 2020Jun 1, 202006/1/20

You can use fibers, but you need to use them carefully.

Hiding C++ template parameter packs in a tuple

Raymond ChenMay 29, 2020May 29, 202005/29/20

So you can pull them back out.

Template metaprogramming trick: Get the compiler to tell you what type you have

Raymond ChenMay 28, 2020May 28, 202005/28/20

Let the error message tell you.

The SetClientGuid method of the common file and folder dialogs lets you give names to those dialogs, too

Raymond ChenMay 27, 2020May 27, 202005/27/20

Sort of like Bob and Carol for Win32.

The SettingsIdentifier property of the various file pickers lets you give names to your pickers

Raymond ChenMay 25, 2020May 25, 202005/25/20

Like Bob or Carol?