Path: utzoo!attcan!uunet!lll-winken!sun-barr!rutgers!uwvax!brownie.cs.wisc.edu!so
From: so@brownie.cs.wisc.edu (Bryan So)
Newsgroups: comp.os.msdos.programmer
Subject: Re: Quick Stream Field hack
Message-ID: <11561@spool.cs.wisc.edu>
Date: 24 Oct 90 18:42:54 GMT
References: <9355@helios.TAMU.EDU>
Sender: news@spool.cs.wisc.edu
Organization: U of Wisconsin CS Dept
Lines: 34

In article <9355@helios.TAMU.EDU> ctl8588@rigel.tamu.edu writes:
= Maybe someof you already know this, but there is a quick way to read
= in string fields from a stream.  Simple use fscanf with the [^XYZ]
= format (look it up..d:)  where X, Y and Z are end-of-field characters.
= I hope this saves someone a sleepless night.  I can now do in two lines
= what use to take me 10 or so....and it only took me 5 years to stumble
= apon it while reading the run-time library manuals (what a dedicated
= guy! d:)
= 
= For example, one can use the following to 'type' a DOS file...
= 
= while(!feof(fh))
= {
=    fscanf(fh,"[^\n] ",tempstr);
=    printf("%s\n",tempstr);
= }

  I think you need a "percent" in front of [^\n].

  
= WARNING!!! It is important to have the white space after the end bracket.
= If your end-of-field is not a white space I'm not sure what you would
= have to replace the space with......

  You can use the following:

     fscanf(fh, "%[^\n]%*c", tempstr);

  %c will get any character from the stream.  The * in between tells
  fscanf to get rid of any character from the stream.


Bryan So