Likely true. But starting with source on cards is likely why OS/360 was so upper case oriented, unlike systems at the time which were written on serial terminals which defaulted to lower case. That was what I was originally going for as to why OS consoles upper case their input. On May 28, 2014 4:50 PM, "Shmuel Metz (Seymour J.)" < [email protected]> wrote:
> In > <CAAJSdjhG1uRY99tFGyx2Vd=0HQ2txh_dN2p+COm9HH=v+cw...@mail.gmail.com>, > on 05/27/2014 > at 03:24 PM, John McKown <[email protected]> said: > > >I was thinking that the initial source was keyed on a keypunch to > >cards. > > That's a given, but was it maintained on cards during the development > process or was a utility used to update source on tape or disk? > > -- > Shmuel (Seymour J.) Metz, SysProg and JOAT > ISO position; see <http://patriot.net/~shmuel/resume/brief.html> > We don't care. We don't have to care, we're Congress. > (S877: The Shut up and Eat Your spam act of 2003) > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO IBM-MAIN > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
