Date: Mon, 10 Nov 1997 07:21:56 +0000 (GMT) From: Terry Lambert <tlambert@primenet.com> To: joerg_wunsch@uriah.heep.sax.de Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: Why doesn't /bin/echo use getopt? Message-ID: <199711100721.AAA09666@usr06.primenet.com> In-Reply-To: <19971109194318.GE14919@uriah.heep.sax.de> from "J Wunsch" at Nov 9, 97 07:43:18 pm
next in thread | previous in thread | raw e-mail | index | archive | help
> > It's ugly, but it works, and this is a rare situation anyway. > > Well, rare situation or not, the question is if you wanna truly echo > something the user has entered into a shell script variable, it seems > your only option is to always do it this way. Nobody does, of course, > which means all these scripts are probably vulnerable against input > starting with -n. SysV is worse, since they were `smart' with their > backslashomania (as opposed to BSD inventing printf(1) for this > purpose). It seems to be nearly impossible to echo a string verbatim > in SysV if you don't know what the string is. So don't use "echo"... cat <<EOF -n EOF Terry Lambert terry@lambert.org --- Any opinions in this posting are my own and not those of my present or previous employers.
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?199711100721.AAA09666>