From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <d1c04509dac2d5d8cc129fc19dff08f9@collyer.net>
To: 9fans@cse.psu.edu
Subject: Re: [9fans] quote file name
Date: Fri, 28 Jul 2006 12:37:21 -0700
From: geoff@collyer.net
In-Reply-To: <44CA0FE7.5020707@asgaard.homelinux.org>
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> Surly the only space that needs concern is the "ascii"/U+0020 space,
> as that's used as a separator, not all the other unicode "space"
> characters.  ?

rc also treats tab and newline specially, so ascii space is not the
only whitespace character that needs quoting.

; grep -n '\\t' *
lex.c:11: 	return !strchr("\n \t#;&|^$=`'{}()<>", c) && c!=EOF;
lex.c:118: 		if(c==' ' || c=='\t')
simple.c:246: 	while(*s==' ' || *s=='\t' || *s=='\n') s++;