[all-commits] [llvm/llvm-project] ecdbff: [libc] Support epoll_wait using epoll_pwait (#80224)

[michaelrj-google via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: ecdbffe59e80666c9cadf3f80bd20bb34828fb47
      https://github.com/llvm/llvm-project/commit/ecdbffe59e80666c9cadf3f80bd20bb34828fb47
  Author: michaelrj-google <71531609+michaelrj-google at users.noreply.github.com>
  Date:   2024-02-01 (Thu, 01 Feb 2024)

  Changed paths:
    M libc/src/sys/epoll/linux/epoll_wait.cpp

  Log Message:
  -----------
  [libc] Support epoll_wait using epoll_pwait (#80224)

The epoll_wait syscall is equivalent to calling epoll_pwait with a null
sigset. This is useful to support systems that have epoll_pwait but not
epoll_wait.