Delete sub and go back to subninja

Using a pipe allows us to specify the file name only once, but also runs in a
subshell, so we lose the list of dependent sources.

So, just go back to subninja, and make it slightly cleaner by assuming $dir.

1 files changed, 4 insertions, 6 deletions

diff --git a/ninja.rc b/ninja.rc
index c279dd4e..36d431b9 100644
--- a/ninja.rc
+++ b/ninja.rc
@@ -16,18 +16,16 @@ fn with {
 }
 
 fn subninja {
-	echo subninja $*
+	file=$1
+	if(! ~ $file '$'*)
+		file='$dir'/$file
+	echo subninja $file
 }
 
 fn include {
 	echo include $*
 }
 
-fn sub {
-	cat >$1
-	subninja '$dir'/$1
-}
-
 fn rule {
 	name=$1 {
 		shift