Merge branch 'pw/wildmatch-fixes'

The wildmatch library code unlearns exponential behaviour it
acquired some time ago since it was borrowed from rsync.

* pw/wildmatch-fixes:
  t3070: make chain lint tester happy
  wildmatch: hide internal return values
  wildmatch: avoid undefined behavior
  wildmatch: fix exponential behavior

1 files changed, 11 insertions, 0 deletions

diff --git a/t/t3070-wildmatch.sh b/t/t3070-wildmatch.sh
index 5d871fde96..4dd42df38c 100755
--- a/t/t3070-wildmatch.sh
+++ b/t/t3070-wildmatch.sh
@@ -431,4 +431,15 @@ match 1 1 1 1 'a' '[B-a]'
 match 0 1 0 1 'z' '[Z-y]'
 match 1 1 1 1 'Z' '[Z-y]'
 
+test_expect_success 'matching does not exhibit exponential behavior' '
+	{
+		test-tool wildmatch wildmatch \
+			aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaab \
+			"*a*a*a*a*a*a*a*a*a*a*a*a*a*a*a*a" &
+		pid=$!
+	} &&
+	sleep 2 &&
+	! kill $!
+'
+
 test_done