Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!samsung!munnari.oz.au!uniwa!swanee!peterj
From: peterj@swanee.ee.uwa.oz.au (Peter Jones)
Newsgroups: comp.lang.c
Subject: Re: It's unexplainable...
Message-ID: <peterj.665303644@zeus>
Date: 31 Jan 91 06:34:04 GMT
References: <1991Jan30.203605.14481@bronze.ucs.indiana.edu>
Sender: news@swanee.ee.uwa.oz
Organization: Elec Eng, Univ of Western Australia
Lines: 20

In <1991Jan30.203605.14481@bronze.ucs.indiana.edu>
    speelmo@bronze.ucs.indiana.edu (Lance Speelmon - UCS) writes:

>Would anyone please explain to me why my output is not what I am expecting...  
>% cat foo.c
>#include <stdio.h>

>void main(void){
>  printf("The date is: ");
>  system("date");
>  printf("\n");
>}
>% a.out
>Wed Jan 30 15:16:17 EST 1991
>The date is: 

There are two processes running here, one is the "foo" program and the
other is the "date" program.  It will depend on the scheduling what actually
happens - I guess.  It would need "foo" to either flush its output buffer
or to do an input or to write to "stderr" (& not be buffered).