From: richard AT stardate DOT bc DOT ca
Newsgroups: comp.os.msdos.djgpp
Subject: Re: After you read this PLEASE DONT FLAME ME!
Date: Fri, 09 Oct 1998 07:09:11 GMT
Message-ID: <361db66e.4417850@208.2.180.14>
References: <361c290a DOT 0 AT news DOT softhouse DOT com> <slrn71oitc DOT 7fh DOT davecook AT rama DOT escnd1 DOT sdca DOT home DOT com>
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On Thu, 08 Oct 1998 05:20:45 GMT, davecook AT home DOT com (David M. Cook)
wrote:

>On Wed, 7 Oct 1998 22:51:56 -0400, Joshua Tacey <josht AT softhouse DOT com> wrote:
>
>>How do you run a program inside a program?
>
>If you aren't interested in sending input or getting output use system().
>Otherwise use popen().  Someone suggested one of the exec() calls, but that
>will exit the current program and not come back unless you use fork() to
>create another branch.
>
>>Like as the last part of your program, it runs another program.
>
>Then exec() would be appropriate, since it's the last thing to execute.

The spawn() group of functions are worthy of a look.