[ossec-list] Re: error in install.sh for v0.8-3, Solaris 8 SPARC

["Daniel Cid" <daniel.cid@xxxxxxxxx>]

Hi Leslie,

Thanks for finding it out. There was no reason to use the "*" at that place
(since we already use {3,128} to check for the size). I just committed your
suggested fix.

Thanks!

--
Daniel B. Cid
dcid @ ( at ) ossec.net

On 6/12/06, Leslie S Arvin <arvin@xxxxxxxxxx> wrote:
>
> Error in install script of ossec-hids-0.8-3 on SPARC Solaris 8.  Installation
> script fails.
>
> Default Solaris grep does not support -E option, so script uses /usr/xpg4/bin/grep.
> All well and good.
>
> But ossec-hids-0.8-3 checks:
>
> install.sh, line 622:
>                  echo $ANSWER |grep -E "^/[a-zA-Z0-9/-]{3,128}*$">/dev/null 2>&1
>                  if [ $? = 0 ]; then
>                      INSTALLDIR=$ANSWER;
>                      WORKDIR=$ANSWER;
>                      break;
>                  fi
>
> <cmd prompt> echo /var/ossec | /usr/xpg4/bin/grep -E "^/[a-zA-Z0-9/-]{3,128}*$"
> <cmd prompt>                # (returns command prompt)
> <cmd prompt> echo $?
> 1
>
> But GNU grep works (behaves?) under Solaris 8.
>
> I _believe_ the issue is identified under 'man 5 regex':
>
>       The behavior of multiple adjacent duplication  symbols  (  *
>       and intervals) produces undefined results.
>
> If I remove the asterisk '*' the command works as intended.
>
> <cmd prompt> echo /var/ossec | /usr/xpg4/bin/grep -E "^/[a-zA-Z0-9/-]{3,128}$"
> /var/ossec
> # echo $?
> 0
>
> -- Leslie Arvin
>     arvin@xxxxxxxxxx, Office: FREH G409, Phone: 765-496-3971
>     Network Systems Administrator, ITI-Unix Platforms
>     Purdue University, Information Technology at Purdue
>
> >
>

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