(cd '/tmp/rv2 [x]*'; echo f*; echo ./f* ../rv2*/f1)
cd '/tmp/rv2 [x]*'; echo f*
x='/etc/host\*'; echo $x
x='/etc/hos[t]\s'; echo $x
x='/etc/hos\[t]s'; echo $x
echo /etc/hos[t]\s
cd /tmp; cd ..; echo t*p
(cd /; echo ./e*)
echo .* | wc -w
echo ~root/x ~nosuchuser/x
x=a; case ab in "$x"*) echo y;; esac
x='a*'; case ab in $x) echo y;; "$x") echo q;; esac
x='a*'; case 'a*' in "$x") echo q;; esac
case '\' in \\) echo bs;; esac
case 'x]' in [x]]) echo y;; *) echo n;; esac
case '-' in [a-]) echo y;; *) echo n;; esac
case '.' in ?) echo y;; esac
