expr bug

Hi.

On linux:
"expr match" always fails when the length of the match is 0 even though 
there are cases when 0-length match should
be considered a match:

 > expr match "" " *"

This command has output 0 and exit status 1.

Thanks

-- 
Yuval Dinari
AHB eVC Team
Verisity Israel
Phone: 972-3-9004000 Ext. 4480