krytarowski added inline comments.
================
Comment at: source/Plugins/Process/NetBSD/NativeProcessNetBSD.cpp:85
+ int wstatus;
+ ::pid_t wpid = llvm::sys::RetryAfterSignal(-1, ::waitpid, pid, &wstatus, 0);
+ assert(wpid == pid);
----------------
We can set BSD specific: `-1` -> `WAIT_ANY`.
I verified that it exists on NetBSD, FreeBSD and OpenBSD.
================
Comment at: source/Plugins/Process/NetBSD/NativeProcessNetBSD.cpp:87
+ assert(wpid == pid);
+ (void)wpid;
+ if (wpid != pid || !WIFSTOPPED(wstatus)) {
----------------
Is this line needed?
================
Comment at: source/Plugins/Process/NetBSD/NativeProcessNetBSD.cpp:738
::pid_t wait_pid =
llvm::sys::RetryAfterSignal(-1, waitpid, GetID(), &status, WALLSIG |
WNOHANG);
----------------
We can set BSD specific: -1 -> WAIT_ANY.
https://reviews.llvm.org/D33778
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