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Re: [perl #119095] Empty regular expression does not match in somecases

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Karl Williamson
August 5, 2013 19:45
Re: [perl #119095] Empty regular expression does not match in somecases
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On 08/05/2013 01:10 PM, Aaron Crane wrote:
> Karl Williamson <> wrote:
>> On 08/05/2013 12:09 PM, Aaron Crane wrote:
>>> So this aspect of Perl can be dated back to code written no later than
>>> 1970, for a text editor running on an operating system that I suspect
>>> noone subscribed to this list has ever used.
>> For the record, I come close.  I used to use the qed text editor on a Bell
>> Labs operating system called TSS.  I presume this is related to the CTSS
>> menioned.
> Thank you!
> AFAICT from Googling, CTSS came first, and Bell Labs had both "Nike
> TSS" (a copy of CTSS) and the IBM TSS/360 (which apparently isn't
> closely related to it).  This piece says that the Nike TSS ran at the
> Bell Labs Whippany facility, and TSS/360 at Indian Hill:
> It does seem to rely on the participants' memory, though, so perhaps
> it isn't entirely accurate.

I remotely used the one from Indian Hill (IH for short; located in a 
Chicago suburb), so a different OS, but I suspect that it's the same QED 
that had been ported to it.

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