[TUHS] Any UNIX With No C In Userland?

[Warner Losh]

On Fri, Feb 28, 2025, 5:16 PM segaloco via TUHS <tuhs at tuhs.org> wrote:

> Given that anything that obeys the ABI and has assembler entries to the
> kernel
> can request services, it seems to me it would be possible to stand up a
> user-land without C being present.  Have any UNIXen ever done this after
> the
> advent of C?
>

u-root is a tiny busybox like environment written entirely in go. It goes
one step farther: it demand compiles each binary as it's needed. The
compiler is small enough for it to be a space win and fast enough that the
system performance is adequate for it's primary purpose: using Linux to
boot Linux...

Warner

>
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