Memory-resident Unix system?
Doug Gwyn <gwyn>
gwyn at brl-tgr.ARPA
Sun Nov 18 13:17:29 AEST 1984
> Is there a version of Unix that provides minimal functionality? We would
> like to hook an existing driver to an existing application program and get
> it to run on a special-purpose board. Essentially, we would like to use
> just enough Unix-glue so that the driver has the functions it expects, and
> the application sees enough of the "system calls" so that it is happy,
> and eliminate the portion of Unix that would be unneeded.
AT&T UNIXes come with a "stand-alone" system that is used to build
versions of dd, cat, etc. for use under the "stand-alone shell".
The "scc" utility compiles for this environment, using run-time
support from lib2.a. This looks like it might be close to what you want.
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