On Fri, Sep 23, 2022 at 6:59 AM <soeren@soeren-tempel.net> wrote:
>
> From: Sören Tempel <soeren@soeren-tempel.net>
>
> Tested on x86_64 Arch Linux (glibc) and Alpine Linux (musl libc).
>
> Previously, libgo relied on the _sigev_un implementation-specific
> field in struct sigevent, which is only available on glibc. This
> patch uses the sigev_notify_thread_id macro instead which is mandated
> by timer_create(2). In theory, this should work with any libc
> implementation for Linux. Unfortunately, there is an open glibc bug
> as glibc does not define this macro. For this reason, a glibc-specific
> workaround is required. Other libcs (such as musl) define the macro
> and don't require the workaround.
>
> This makes go_signal compatible with musl libc.
>
> See: https://sourceware.org/bugzilla/show_bug.cgi?id=27417

Thanks.  Committed with some changes, as appended.

Sorry for the delay.

Ian