A question on ACX_BUGURL

[Paolo Bonzini]

H. J. Lu wrote:
> On Mon, Mar 26, 2007 at 09:13:30AM +0200, Paolo Bonzini wrote:
>> Please do this instead:
>>
>>   REPORT_BUGS_TEXI=@uref{`echo "$BUGURL" | sed 's/@/@@/g'`}
>>
> 
> Will it work with spaces in $BUGURL?

Yes, it will.  You need quoting in the echo command, but
not in the variable assignment.  Quoting both the echo
command-line and the variable assignment is not portable.

Variable assignments (and case statements, as Andreas
pointed out) do not perform word splitting of variables.

Paolo