Path: utzoo!attcan!uunet!cs.utexas.edu!rice!sun-spots-request
From: ccettix!boissier@cs.utexas.edu (franck boissiere)
Newsgroups: comp.sys.sun
Subject: Re: What is the _REAL_ SunSparc1 sound-format?!?
Keywords: Miscellaneous
Message-ID: <8848@brazos.Rice.edu>
Date: 14 Jun 90 11:32:53 GMT
Sender: root@rice.edu
Organization: Sun-Spots
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Approved: Sun-Spots@rice.edu
X-Refs:  Original: v9n213
X-Sun-Spots-Digest: Volume 9, Issue 213, message 4

From article <8823@brazos.Rice.edu>, by andrew@ambra.dk (Leif Andrew Rump):
> 
> main()
> {
>   char	tmp;
> 
>   while ((tmp = getchar()) != EOF)
>     printf("%c", (tmp < 0) ? tmp : 128 - tmp);
> }
> 
> I don't understand the: (tmp < 0) ? 128 - tmp : tmp; part. If I don't do

You'd better use bit masks rather than arithmetics. tmp & 128 means
something (i.e. the eighth bit  is set) and tmp & 127 means only the seven
first bits are meaningful

Franck BOISSIERE                        boissier@irisa.irisa.fr
Prototyping Lab Manager                 boissier@ccettix.UUCP
C.C.E.T.T.   B.P. 59                    boissier%irisa.irisa.fr@uunet.uu.net
35512 CESSON SEVIGNE CEDEX  FRANCE