[TUHS] Which years saw the introduction of (1) #! and (2) symbolic links

ron minnich rminnich at gmail.com
Tue Dec 29 15:03:31 AEST 2020

reason I asked was my memory was #! in 1978 or so. But that's now sounding
like I compressed time a bit.

On Mon, Dec 28, 2020 at 6:08 PM Clem Cole <clemc at ccc.com> wrote:

> FYI: Dennis did symlinks before Joy did and it was 4.1a where they first
> show up in the BSD stream
> As for shebang, the idiom was recognized by the shell in user space in 1.0
> BSD, when the precursor to cshell (the Berkeley shell) was released -  but
> it took a while to make it into the kernel as recognized look-a-side to be
> more automatic.   My >>memory<< is we had it in the 2BSD release, but it
> might not have been added until 3BSD - look at the exec.c code in the BSD
> kernels which frankly I'm too lazy tonight to do myself.
> On Mon, Dec 28, 2020 at 8:11 PM Ron Natalie <ron at ronnatalie.com> wrote:
>> Symlinks came out in 4.1BSD (1981), I think.
>> #! came out in 4. (1980
>> )
>> ------ Original Message ------
>> From: "ron minnich" <rminnich at gmail.com>
>> To: "TUHS main list" <tuhs at minnie.tuhs.org>
>> Sent: 12/28/2020 7:30:47 PM
>> Subject: [TUHS] Which years saw the introduction of (1) #! and (2)
>> symbolic links
>> >I think I remember but want to ask the experts.
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