[libc-commits] [llvm] [libc] [reland][libc] add epoll_wait functions (PR #79635)

[via libc-commits]

================
@@ -0,0 +1,24 @@
+//===-- Implementation header for epoll_pwait2 function ---------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC_SYS_EPOLL_EPOLL_PWAIT2_H
+#define LLVM_LIBC_SRC_SYS_EPOLL_EPOLL_PWAIT2_H
+
+#include <signal.h>    // For sigset_t
+#include <sys/epoll.h> // For epoll_event
+#include <time.h>      // For timespec
+
+namespace LIBC_NAMESPACE {
+
+// TODO: sigmask and timeout should be nullable
+int epoll_pwait2(int epfd, struct epoll_event *events, int maxevents,
+                 const struct timespec *timeout, const sigset_t *sigmask);
----------------
lntue wrote:

We shouldn't need `struct` here.

https://github.com/llvm/llvm-project/pull/79635