Am 22.08.2025 um 00:51 schrieb Christian Schulte:
> Hi @misc,
>
> reading the standard, C11 introduced the optional threads.h header
> (7.26). NetBSD, FreeBSD and OpenBSD do not provide it. glibc has it.
> Other non POSIX OSes also have it. To make a long story short. Would it
> make sense to add it to libc in addition to the POSIX threads? Would
> make things easier porting recently written software using those
> interfaces from non POSIX OSes to the BSDs. So add that threads.h file
> with a corresponding implementation like is done in that rthreads
> directory. Wanted to ask first, before starting any work on it. Does
> that make sense? POSIX does not mention it. It has pthreads, of course.
> Any thoughts?
>
> Regards,
> --
> Christian
>
> $0x02 grep -ri "__STDC_NO_THREADS__" /usr/src
> /usr/src/gnu/llvm/clang/lib/Basic/Targets/OSTargets.cpp:
> Builder.defineMacro("__STDC_NO_THREADS__");
> /usr/src/gnu/llvm/clang/lib/Basic/Targets/OSTargets.cpp:
> Builder.defineMacro("__STDC_NO_THREADS__");
> /usr/src/gnu/llvm/clang/lib/Basic/Targets/OSTargets.h:
> Builder.defineMacro("__STDC_NO_THREADS__");
> /usr/src/gnu/llvm/clang/lib/Basic/Targets/OSTargets.h:
> Builder.defineMacro("__STDC_NO_THREADS__");
> /usr/src/gnu/llvm/clang/lib/Basic/Targets/OSTargets.h:
> Builder.defineMacro("__STDC_NO_THREADS__");
>
I have been informed that NetBSD and FreeBSD support this since years
and where to find theire implementations and that OpenBSD has the
FreeBSD implementation in ports at devel/libstdthreads. That's what I
was looking for.
Thanks,
--
Christian
