From: "Mikkel R. Jakobsen" <kroll AT diku DOT dk>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: Using getch() in DJGPP
Date: Fri, 25 Oct 1996 16:11:23 +0200
Organization: University of Copenhagen
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Sender: kroll AT ivalde DOT diku DOT dk
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To: djgpp AT delorie DOT com
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bitc wrote:
> 
> Why doesn't the following function in DJGPP...
> 
> int main()
> {
>         printf("Hello.");
>         getch();
> }
> 
> Now, in every other compiler I've seen, the binary will run like this:
> 
> Hello. {keypress}{exit}
> 
> But when compiled under DJGPP, I get this:
> 
> {keypress}Hello. {exit}
> 
> This isn't making sense to me. Why isn't the string printing until I press
> a key? Shouldn't the program run in the order I wrote the instructions?
> 
> Jake Harvey
> jwharvey AT interaccess DOT com

DJGPP is a DOS port of the GNU C compiler that has roots in the
Unix domain. Here, output to stdio will not be printed before a
newline character is sent. The program

int main() { printf("Hello.\n"); getch(); }

should produce the sequence you expected.


Mikkel