Port to C89.

[bpt/emacs.git] / src / dbusbind.c

diff --git a/src/dbusbind.c b/src/dbusbind.c
index 3ec3c28..523544d 100644 (file)
--- a/src/dbusbind.c
+++ b/src/dbusbind.c
@@ -142,7 +142,10 @@ static bool xd_in_read_queued_messages = 0;
   } while (0)
 
 #else /* !DBUS_DEBUG */
-#define XD_DEBUG_MESSAGE(...)                                          \
+# if __STDC_VERSION__ < 199901
+#  define XD_DEBUG_MESSAGE (void) /* Pre-C99 compilers cannot debug.  */
+# else
+#  define XD_DEBUG_MESSAGE(...)                                                \
   do {                                                                 \
     if (!NILP (Vdbus_debug))                                           \
       {                                                                        \
@@ -151,7 +154,8 @@ static bool xd_in_read_queued_messages = 0;
        message ("%s: %s", __func__, s);                                \
       }                                                                        \
   } while (0)
-#define XD_DEBUG_VALID_LISP_OBJECT_P(object)
+# endif
+# define XD_DEBUG_VALID_LISP_OBJECT_P(object)
 #endif
 
 /* Check whether TYPE is a basic DBusType.  */