From: ams AT ludd DOT luth DOT se (Martin Str|mberg)
Newsgroups: comp.os.msdos.djgpp
Subject: Re: Terminal Programming
Date: 24 Jul 1999 07:53:40 GMT
Organization: University of Lulea, Sweden
Lines: 21
Message-ID: <7nbre4$am$1@news.luth.se>
References: <3798FE1B DOT AE7EEEC AT mindspring DOT com>
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To: djgpp AT delorie DOT com
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Reply-To: djgpp AT delorie DOT com

Jon DeMarks (whatfor AT mindspring DOT com) wrote:
: I am trying to write a terminal that will get a command typed by the
: user and execute a function corresponding to it.  Any suggestions?  The
: following code snippet is stand-alone and can be compiled.
: #include <stdio.h>
: void _freedbgkern() { char buf[128];
:      printf("\nFreedows Terminal v.1.0a  By Jon DeMarks\n\n");
:      for(;;) { fflush(stdin); scanf("%s", buf);
                 ^^^^^^^^^^^^^
:      if(buf=="sd") { sd(); }
:      else { printf("Invaild command %s, come again?\n", buf); } } }

fflush(stdin) results in undefined behaviour. Don't do that.

(Another minor observation is that it compilable, but not linkable
(and thus not runable) (sd() undefined).)


Kokkonen, Symphony No. 4,

							MartinS