fix typo

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42161 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/dir.c b/dir.c
index 403e68be43..e2400e58f4 100644
--- a/dir.c
+++ b/dir.c
@@ -2126,7 +2126,7 @@ dir_s_home(int argc, VALUE *argv, VALUE obj)
     const char *u = 0;
 
     rb_check_arity(argc, 0, 1);
-    user = (argc > 0) argv[0] : Qnil;
+    user = (argc > 0) ? argv[0] : Qnil;
     if (!NIL_P(user)) {
 	SafeStringValue(user);
 	rb_must_asciicompat(user);