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From: Muttley@DastartdlyHQ.org
Newsgroups: comp.unix.shell,comp.unix.programmer,comp.lang.misc
Subject: Re: Command Languages Versus Programming Languages
Date: Fri, 11 Oct 2024 15:59:15 -0000 (UTC)
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On Fri, 11 Oct 2024 15:45:01 -0000 (UTC)
cross@spitfire.i.gajendra.net (Dan Cross) boring babbled:
>In article <vebffc$3n6jv$1@dont-email.me>,  <Muttley@DastartdlyHQ.org> wrote:
>>On Fri, 11 Oct 2024 15:47:06 +0100
>>Rainer Weikusat <rweikusat@talktalk.net> boring babbled:
>>>Bart <bc@freeuk.com> writes:
>>>> Interpreter? Perl has some kind of compiler in it, right?
>>>
>>>The Perl compiler turns Perl source code into a set of (that's a
>>
>>Does it produce a standalone binary as output? No, so its an intepreter
>>not a compiler. However unlike the python interpreter its non interactive
>>making it an even less attractive option these days.
>
>That's a bad distinction.  There have been "Load and Go"
>compilers in the past that have compiled and linked a program
>directly into memory and executed it immediately after
>compilation.  As I recall, the Waterloo FORTRAN compilers on the
>IBM mainframe did, or could do, more or less this.

Irrelevant. Lot of interpreters do partial compilation and the JVM does it
on the fly. A proper compiler writes a standalone binary file to disk.

>Saving to some sort of object image is not a necessary function
>of a compiler.

Yes it is.