Date: Wed, 27 Jan 1999 18:07:18 -0800 (PST) From: Matthew Dillon <dillon@apollo.backplane.com> To: Archie Cobbs <archie@whistle.com> Cc: current@FreeBSD.ORG Subject: Re: kern/subr_scanf array index of signed char Message-ID: <199901280207.SAA88572@apollo.backplane.com> References: <199901280204.SAA19979@bubba.whistle.com>
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:Matthew Dillon writes:
:> goto match_failure;
:> } else {
:> p0 = p = va_arg(ap, char *);
:> - while (ccltab[*inp]) {
:> + while (ccltab[(int)(unsigned char)*inp]) {
:> inr--;
:> *p++ = *inp++;
:> if (--width == 0)
:
:Just curious.. why do you need the "(int)" cast?
:
:-Archie
Actually, it could very well be that I don't. I didn't want to spend
the time to check to see if the compiler warned on unsigned-char array
indexes. You can change it back if unsigned char array indexes do not
produce a warning.
-Matt
:___________________________________________________________________________
:Archie Cobbs * Whistle Communications, Inc. * http://www.whistle.com
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Matthew Dillon
<dillon@backplane.com>
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