On Tue, Nov 29, 2022 at 9:54 AM <soeren@soeren-tempel.net> wrote:
>
> From: Sören Tempel <soeren@soeren-tempel.net>
>
> On glibc, there are two versions of strerror_r: An XSI-compliant and a
> GNU-specific version. The latter is only available on glibc. In order
> to avoid duplicating the post-processing code of error messages, this
> commit provides a separate strerror_go symbol which always refers to the
> XSI-compliant version of strerror_r (even on glibc) by selectively
> undefining the corresponding feature test macro.
>
> Previously, gofrontend assumed that the GNU-specific version of
> strerror_r was always available on Linux (which isn't the case when
> using a musl as a libc, for example). This commit thereby improves
> compatibility with Linux systems that are not using glibc.
>
> Tested on x86_64 Alpine Linux Edge and Arch Linux (glibc 2.36).

Thanks.  I committed a version of this, as attached.

Ian