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Article View: comp.sys.amiga.tech
Article #7228

Re: Need a few pointers :-)

#7228
From: Rick Schaeffer
Date: Mon, 03 Dec 1990 21:29
31 lines
2110 bytes
>In article <9011241137.AA24447@luke.eecs.wsu.edu> pcooper@LUKE.EECS.WSU.EDU (Phil Cooper - CS495) writes:
>Fellow Amigans:
>
>     I would like some advice/examples on how to set up several functions
>in a source code file as independent processes (using ports and messages
>for inter-process communications.)  My problem can be described as follows:
>
>   Phil

You might take a look at the popen example I posted to alt.sources.amiga
a while back.  The 2.0 version of it uses the new CreateNewProc() function
which can optionally create an entire process out of a function within
the current process.  I use that feature to start the background part
of the pipe.  If you don't yet have access to Dos2.0, there was an
example of exactly what you want posted a long time ago.  It was
called "proc.c" and illustrated how to create a process out of a function
by using the old CreateProc() function.  This function takes a pointer
to a "seglist"...well a seglist simply consists of a pointer to the
next segment followed by the actual code to be executed.  What he did
was to stuff a "jmp" instruction into a dummy seglist structure, set
the address of the jump to the function address, and then call CreateProc()
passing a pointer to this dummy seglist.  

Hopefully, this is enough to get you going.  If not, I can probably dig
up the source code and email it to you.  If you decide to email to me,
be sure to use the address in my .signature.  My news site is my amiga
and it isn't a registered site!
-- 
Rick Schaeffer          UUCP:  uunet!isc-br.isc-br.com!ricks
E. 13611 26th Ave.             ricks@isc-br.isc-br.com
Spokane, Wa.  99216     Phone: (509)928-3533
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From: rick@rsami.UUCP (Rick Schaeffer)
Newsgroups: comp.sys.amiga.tech
Subject: Re: Need a few pointers :-)
Message-ID: <rick.2076@rsami.UUCP>
Date: 3 Dec 90 21:29:02 GMT
References: <9011241137.AA24447@luke.eecs.wsu.edu>
Sender: root@hawk.isc-br.com (Rick Schaeffer)
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