mjit.c: fix compile error

* mjit.c (check_tmpdir): W_OK and S_ISDIR may not defined on
  Windows.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62493 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 5 insertions, 1 deletions

diff --git a/mjit.c b/mjit.c
index 935f041a33..a64a56b3a6 100644
--- a/mjit.c
+++ b/mjit.c
@@ -1268,6 +1268,9 @@ check_tmpdir(const char *dir)
 
     if (!dir) return FALSE;
     if (stat(dir, &st)) return FALSE;
+#ifndef S_ISDIR
+#   define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
+#endif
     if (!S_ISDIR(st.st_mode)) return FALSE;
 #ifndef _WIN32
 # ifndef S_IWOTH
@@ -1280,8 +1283,9 @@ check_tmpdir(const char *dir)
         return FALSE;
 # endif
     }
+    if (access(dir, W_OK)) return FALSE;
 #endif
-    return access(dir, W_OK) == 0;
+    return TRUE;
 }
 
 static char *