Correct logic error in Awk filter

1 files changed, 6 insertions, 4 deletions

diff --git a/nwatch b/nwatch
index c981fbc..e44da1e 100755
--- a/nwatch
+++ b/nwatch
@@ -71,16 +71,18 @@ done
 
 # Write diff to stdout if it exists (not an error if it doesn't)
 if [[ -r $diff ]] ; then
-    awk '/^[-+]Not shown: / { next }
+    awk '
+/^[-+]Not shown: / { next }
 /^[-+]/ { diff = 1 }
 NF { lines[++l] = $0 }
 function write() {
     if (diff) {
-        for (l in lines)
-            print lines[l]
+        for (n = 1; n <= l; n++)
+            print lines[n]
         print ""
+        diff = 0
     }
-    diff = l = 0
+    l = 0
 }
 !NF { write() }
 END { write() }