From mboxrd@z Thu Jan  1 00:00:00 1970
From: dave@horsfall.org (Dave Horsfall)
Date: Thu, 8 Jun 2017 14:05:15 +1000 (EST)
Subject: [TUHS] Array index history
In-Reply-To: <CAAFR5pZHXw5R97tXti6ue2FMCbBzJSmcGxVBCRJSX1PNNJSV0Q@mail.gmail.com>
References: <CAH_OBiewwwS6kbdWKUO-j3v=Do+Y9AzBn4ZkyVic7LOJN5WX7w@mail.gmail.com>
 <CAH_OBid5q-YeB6UYeOfjW68s3nb3TX_icC5dFMapfo=7_q5DUQ@mail.gmail.com>
 <CAH_OBideJeNGiiys=VOEYcU1cffSg+6zDOD39HOU74vumQF0kA@mail.gmail.com>
 <CAH_OBie_+dQXOC2OaZii5K=j1Ljmv-OvAVXvyypoLJ10jaysWA@mail.gmail.com>
 <CAH_OBidXd1Lpgp8ttM3sWLfXDT0ms5EGAzEjPH9QkY+bXyev2w@mail.gmail.com>
 <CAH_OBifge2RrwcDvSV46gwLAc0wHVtH++gdMBhXi-x8C0a_2jw@mail.gmail.com>
 <CAH_OBic3MTy-20C_T2ciT2x+EjNZvXR2PJ0OzB0qRp1gd2OL-g@mail.gmail.com>
 <CAH_OBifFdBTOD6xXAhWE61GbvmF_TQ5HBHhUU-SFx=AXn1=J+Q@mail.gmail.com>
 <CAC20D2N+FqjYXBfqLtfEyNUecRFnYcySo_noP1XkdA=FN-nvYw@mail.gmail.com>
 <23afd785-e260-75ca-5c46-77c62fbcf3cd@kilonet.net>
 <016301d2dfc0$b098e250$11caa6f0$@ronnatalie.com>
 <CAAFR5pZHXw5R97tXti6ue2FMCbBzJSmcGxVBCRJSX1PNNJSV0Q@mail.gmail.com>
Message-ID: <alpine.BSF.2.20.1706081403050.52526@aneurin.horsfall.org>

On Wed, 7 Jun 2017, Robert Swierczek wrote:

> Keep in mind that C was/is primarily a language to write OS's and other 
> system level software.  Hardware such as memory addresses, page tables, 
> disk sectors, etc. are all indexed from zero for very good reasons.  I 
> would shudder to contemplate an implementation of the Unix V6 kernel in 
> a hypothetical C-with-one-based-arrays language.

Weren't the Burroughs mainframes implemented in Algol, likely with a 
1-origin?  Of course, I could be wrong (it was quite a few years ago since 
I touched a B-1700)...

-- 
Dave Horsfall DTM (VK2KFU)  "Those who don't understand security will suffer."