configure: simplify set_default function

Originally committed as revision 15911 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-11-23 12:36:31 +00:00 · 2008-11-23 12:36:31 +00:00 · 88268e944a
parent a8e4161333
commit 88268e944a
1 changed files with 1 additions and 1 deletions
--- a/2
+++ b/2
@ -362,7 +362,7 @@ disabled_any(){

 set_default(){
    for opt; do
-        eval test -z "\$$opt" && eval $opt=\$${opt}_default
+        eval : \${$opt:=\$${opt}_default}
    done
 }