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Fix fbcode internal build failure (#10041)

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Summary:
The build failed due to different namespaces for coroutines (std::experimental vs std) based on compiler version.

Pull Request resolved: https://github.com/facebook/rocksdb/pull/10041

Reviewed By: ltamasi

Differential Revision: D36617212

Pulled By: anand1976

fbshipit-source-id: dfb25320788d32969317d5651173059e2cbd8bd5
This commit is contained in:
anand76 2022-05-23 20:06:14 -07:00 committed by Levi Tamasi
parent a479c2c2b2
commit f80bac500e
1 changed files with 4 additions and 3 deletions
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7
util/async_file_reader.h
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@ -54,7 +54,8 @@ class AsyncFileReader {
file_(file),
opts_(opts),
read_reqs_(read_reqs),
num_reqs_(num_reqs) {}
num_reqs_(num_reqs),
next_(nullptr) {}
bool await_ready() noexcept { return false; }
@ -62,7 +63,7 @@ class AsyncFileReader {
// awaiting_coro parameter is the handle of the awaiter. The handle can be
// resumed later, so we cache it here.
bool await_suspend(
std::experimental::coroutine_handle<> awaiting_coro) noexcept {
folly::coro::impl::coroutine_handle<> awaiting_coro) noexcept {
awaiting_coro_ = awaiting_coro;
// MultiReadAsyncImpl always returns true, so caller will be suspended
return reader_.MultiReadAsyncImpl(this);
@ -83,7 +84,7 @@ class AsyncFileReader {
size_t num_reqs_;
autovector<void*, 32> io_handle_;
autovector<IOHandleDeleter, 32> del_fn_;
std::experimental::coroutine_handle<> awaiting_coro_;
folly::coro::impl::coroutine_handle<> awaiting_coro_;
// Use this to link to the next ReadAwaiter in the suspended coroutine
// list. The head and tail of the list are tracked by AsyncFileReader.
// We use this approach rather than an STL container in order to avoid