Newsgroups: comp.os.msdos.djgpp
From: fredex AT fcshome DOT stoneham DOT ma DOT us
Subject: Re: Simple Getch problem
Organization: Absolutely None!
Message-ID: <E1DL3B.1oI@fcshome.stoneham.ma.us>
References: <5783b1$gbk AT yama DOT mcc DOT ac DOT uk>
Date: Sun, 24 Nov 1996 12:52:21 GMT
Lines: 55
To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp

Mr David Potts (mfepsdp AT hero DOT mcc DOT ac DOT uk) wrote:
> ... found the following odd behavior.
> 
> #include<stdio.h>
> #include<conio.h>
> int main(void)
> {
>    printf("Before getch");
>    getch();
>    return(0);
> }
> But when I ran it, it waited for a key press *then* printed
> the text rather than the other way round. What is going on?

Nothing the least bit odd here. Printf is  part of the stdio package
which provides BUFFERED I/O. As such there is nothing in your program to
force the buffering mechanism to flush the buffered data to the output
device (i.e., the screen).

Try adding:

	fflush (stdout);

before the getch().

Fred






















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