X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/ca717fb78c10acce62b7a81920e8e7ed8be2c053..4929cad323afc87404752a1e88664a7f42cbb737:/test/common.sh.in

diff --git a/test/common.sh.in b/test/common.sh.in
index 49e1c48e..94b41906 100644
--- a/test/common.sh.in
+++ b/test/common.sh.in
@@ -128,7 +128,9 @@ check_for_hard_links () {
 
 #### Filter that squeezes blank lines, emulating GNU cat -s.
 squeeze_lines() {
-  awk '!length() && e {next} {e = !length()} 1'
+  awk 'length($0) == 0 && e == 1 { next }
+          { e = length($0) == 0 }
+          { print }'
 }
 
 #### Filter that inserts initial whitespace and converts non-breakable