Merge "Optional autogen.sh flag --enable-kdbus-transport added allowing to compile...

[platform/upstream/dbus.git] / dbus / dbus-macros.h

diff --git a/dbus/dbus-macros.h b/dbus/dbus-macros.h
index 379c4e2..cae4100 100644 (file)
--- a/dbus/dbus-macros.h
+++ b/dbus/dbus-macros.h
@@ -74,13 +74,35 @@
 #define _DBUS_GNUC_NORETURN
 #endif  /* !__GNUC__ */
 
+#if    __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 96)
+#define DBUS_MALLOC     __attribute__((__malloc__))
+#else
+#define DBUS_MALLOC
+#endif
+
+#if     (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3)
+#define DBUS_ALLOC_SIZE(x) __attribute__((__alloc_size__(x)))
+#define DBUS_ALLOC_SIZE2(x,y) __attribute__((__alloc_size__(x,y)))
+#else
+#define DBUS_ALLOC_SIZE(x)
+#define DBUS_ALLOC_SIZE2(x,y)
+#endif
+
+#if    (__GNUC__ > 3) || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4)
+#define _DBUS_GNUC_WARN_UNUSED_RESULT __attribute__((warn_unused_result))
+#else
+#define _DBUS_GNUC_WARN_UNUSED_RESULT
+#endif
+
 /** @def _DBUS_GNUC_PRINTF
  * used to tell gcc about printf format strings
  */
 /** @def _DBUS_GNUC_NORETURN
  * used to tell gcc about functions that never return, such as _dbus_abort()
  */
-
+/** @def _DBUS_GNUC_WARN_UNUSED_RESULT
+ * used to tell gcc about functions whose result must be used
+ */
 
 /* Normally docs are in .c files, but there isn't a .c file for this. */
 /**
@@ -150,6 +172,25 @@
  * this macro in your own code; please consider it to be internal to libdbus.
  */
 
+/*
+ * @def DBUS_EXPORT
+ *
+ * Declare the following symbol as public.  This is currently a noop on
+ * platforms other than Windows.
+ */
+
+#if defined(_WIN32)
+#  if defined(DBUS_STATIC_BUILD)
+#  define DBUS_EXPORT
+#  elif defined(dbus_1_EXPORTS)
+#  define DBUS_EXPORT __declspec(dllexport)
+#  else
+#  define DBUS_EXPORT __declspec(dllimport)
+#  endif
+#else
+#define DBUS_EXPORT
+#endif
+
 /** @} */
 
 #endif /* DBUS_MACROS_H */