autoconf/225: autoconf/225: bad case pattern for ac_configure_args

[flee]

The following reply was made to PR autoconf/225; it has been noted by GNATS.

From: address@hidden
To: address@hidden,address@hidden
Cc: 
Subject: autoconf/225: bad case pattern for ac_configure_args
Date: Fri, 13 Dec 2002 07:51:16 -0500

 >Number:         225
 >Category:       autoconf
 >Synopsis:       bad case pattern for ac_configure_args
 >Confidential:   no
 >Severity:       serious
 >Priority:       medium
 >Responsible:    akim
 >State:          open
 >Quarter:        
 >Keywords:       
 >Class:          sw-bug
 >Submitter-Id:   net
 >Arrival-Date:   Fri Dec 13 07:51:16 -0500 2002
 >Cases:          
 >Originator:     address@hidden
 >Release:        2.57
 >Organization:
 
 >Environment:
 
 >Description:
 in lib/autoconf/general.m4, around line 1156
 there's a complex case pattern that includes
   *[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*
 the intent of the code is to quote an arg so it can
 be passed to a subdir invocation of configure correctly.
 
 however, \] is the wrong way to include a ] inside [].  it happens to work in 
many shells, such as bash-2.05, but it doesn't work in netbsd-1.5's /bin/sh,
 so the pattern fails to match,
 and an arg that needs quoting doesn't get quoted.
 
 the portable way is to make ] the first char
 inside the [], like so:
    *[]\[~\#\$\^\&\* ...
 >How-To-Repeat:
 
 >Fix:
 Unknown
 >Unformatted: