On Wed, Mar 23, 2016 at 6:06 PM, Noel Chiappa <jnc(a)mercury.lcs.mit.edu>
wrote:
It was in V6, and probably before that; it's truly ancient.
Yep - you see vestiges in
v0 - Dennis used an rc file call the parts of the B compiler. In V1's
man page, it's listed as a bug that
calling the B compiler via that script
should probably be a command.
Having exec call the shell if the file is executable and not a 4xx magic
number has not yet appeared, but its not that far off.
Clem