Date: Sun, 14 May 1995 20:20:28 -0500 (CDT)
From: Aaron Ucko <UCKO AT VAX1 DOT ROCKHURST DOT EDU>
Subject: Re: pause() function?
To: jess AT dlep1 DOT itg DOT ti DOT com
Cc: djgpp AT sun DOT soe DOT clarkson DOT edu
Organization: Rockhurst College; Kansas City, MO

>>pause() is not in the V1 libraries, but it should be in the V2 ones, as it
>>is a standard POSIX function [although POSIX declares it as returning int].
>>If you absolutely need to use a different function of the same name,
>>then you can do something like this:
>>
>>#define pause PAUSIX
>>#include <djgppstd.h>
>>#undef pause
>>
>>[which makes djgppstd.h declare PAUSIX() rather than pause()].

Oh, and you should probably follow Bill Davidson's advice in terms of multiple
#includes if you want to use the above method.

>Thanks for the info. Since it conflicts with a standard function I will
>probably rename this function in my code for compatibility. What is the

That will, of course, also work, and is probably the best overall solution.

>POSIX function implemented by pause()? In my application(s) it simply prints
>a message to the screen
>
>Press any key to continue...
>
>and returns ( after the 'any' key is pressed, of course :). Is this similar
>to the POSIX function?

Not exactly.  POSIX pause() makes your program sleep until it receives a
signal.

>Hmm.. PAUSIX... seems quite appropriate.

Thanks.

--- Aaron Ucko (ucko AT vax1 DOT rockhurst DOT edu; finger for PGP public key) | httyp!
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