[TUHS] What is this 1972 C/NB program?

Thalia Archibald via TUHS tuhs at tuhs.org
Thu May 14 13:47:15 AEST 2026


On May 13, 2026, at 21:35, Jonathan Gray wrote:
> On Thu, May 14, 2026 at 01:57:27AM +0000, Thalia Archibald wrote:
>> This mysterious program is in the s1 tape, but has not yet been identified.
>> Does it look familiar?
>>    https://github.com/DoctorWkt/unix-jun72/blob/master/src/cmd/unknown.c
> 
> very close to
> https://www.tuhs.org/cgi-bin/utree.pl?file=USG_PG3/usr/source/cmd2/hyphen.c
> 
> described in the Program Generic PG-1C300 issue 2 manual on bitsavers:
> 
> hyphen(VI) find hyphenated words

Such a simple utility. Classic UNIX.

Thalia


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