"File types"

[Stan Barr]

Hi,

Tony Duell said:
> > And even CP/M apps were somewhat sensitized... Ever type A:ASM FOO.ASM and
> > wonder why you got a disk specification error?
> 
> Doesn't it try to write the object to S:, and the listing to M: ? Neither 
> of which probably exist.
> 
> I remember the first time I used ZASM (a CP/M Z80 assembler) on an 
> RML380Z. I typed 'ZASM FOO,ZSM and got a 'BDOS ERROR ON Z: SELECT' for my 
> efforts....
> 
> To return to the original question, how far back do you have to go for 
> unix's cc(1) to require .c on C source files, .o on object files (to be 
> linked it), and so on?

They're present in 5th Edition (June 1974) but whether they're _required_
or not I can't say, I don't have the machine switched on atm.
..
..
OK I booted v5 up and trying to "cc hello" after renaming hello.c
to hello results in "Format error: hello".

Just a quick test...
-- 
Cheers,
Stan Barr  stanb at dial.pipex.com

The future was never like this!