confz

commit 3b02d1930bcd8ef9b1f60f21b66bc5b567e89922
parent e4dd3a2c515462675ad3efb6b63fc3c8e4325459
Author: Jan Pobrislo <ccx@webprojekty.cz>
Date:   Thu, 26 Jun 2014 21:35:15 +0200

conditional should be conditional
Diffstat:
M
bin/confz
 | 
3
++-

1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/bin/confz b/bin/confz
@@ -128,7 +128,8 @@ require() {
 				setvar ${1#:} ${vars_prev[${1#:}]};;
 			(\?*=*) (($+vars_prev[${${1#\?}#*=})) && \
 				setvar ${${1#\?}%%=*} $vars_prev[${${1#\?}#*=};;
-			(\?*)  setvar ${1#\?} ${vars_prev[${1#\?}]};;
+			(\?*)  ((${+vars_prev[${1#\?}]})) && \
+				setvar ${1#\?} ${vars_prev[${1#\?}]};;
 			(%*=*) lift[${${1#%}%%=*}]=${${1#%}#*=};;
 			(%*)   lift[${1#%}]=${1#%};;
 			(*=*)  setvar ${1%%=*} ${1#*=};;