t/test-lib.sh: add test_external and test_external_without_stderr

diff --git a/builtin-shortlog.c b/builtin-shortlog.c
index bd795b1db7a4054a0218d1ec96794ad25d656896..e6a2865019cceadfcbfc8575a2bd1f97b7159dcb 100644 (file)
--- a/builtin-shortlog.c
+++ b/builtin-shortlog.c
@@ -9,7 +9,7 @@
 #include "shortlog.h"
 
 static const char shortlog_usage[] =
-"git-shortlog [-n] [-s] [-e] [<commit-id>... ]";
+"git-shortlog [-n] [-s] [-e] [-w] [<commit-id>... ]";
 
 static int compare_by_number(const void *a1, const void *a2)
 {