[glib] Add version macros for 2.52

[Matthias Clasen <matthiasc src gnome org>]

commit 67ce53058102905ac3c8f6f57b044616301d479b
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Oct 12 15:07:02 2016 -0400

    Add version macros for 2.52

 glib/gversionmacros.h |   24 ++++++++++++++++++++++++
 1 files changed, 24 insertions(+), 0 deletions(-)
---
diff --git a/glib/gversionmacros.h b/glib/gversionmacros.h
index 1611eaf..cbbb4a7 100644
--- a/glib/gversionmacros.h
+++ b/glib/gversionmacros.h
@@ -165,6 +165,16 @@
  */
 #define GLIB_VERSION_2_50       (G_ENCODE_VERSION (2, 50))
 
+/**
+ * GLIB_VERSION_2_52:
+ *
+ * A macro that evaluates to the 2.52 version of GLib, in a format
+ * that can be used by the C pre-processor.
+ *
+ * Since: 2.52
+ */
+#define GLIB_VERSION_2_52       (G_ENCODE_VERSION (2, 52))
+
 /* evaluates to the current stable version; for development cycles,
  * this means the next stable target
  */
@@ -438,4 +448,18 @@
 # define GLIB_AVAILABLE_IN_2_50                 _GLIB_EXTERN
 #endif
 
+#if GLIB_VERSION_MIN_REQUIRED >= GLIB_VERSION_2_52
+# define GLIB_DEPRECATED_IN_2_52                GLIB_DEPRECATED
+# define GLIB_DEPRECATED_IN_2_52_FOR(f)         GLIB_DEPRECATED_FOR(f)
+#else
+# define GLIB_DEPRECATED_IN_2_52                _GLIB_EXTERN
+# define GLIB_DEPRECATED_IN_2_52_FOR(f)         _GLIB_EXTERN
+#endif
+
+#if GLIB_VERSION_MAX_ALLOWED < GLIB_VERSION_2_52
+# define GLIB_AVAILABLE_IN_2_52                 GLIB_UNAVAILABLE(2, 52)
+#else
+# define GLIB_AVAILABLE_IN_2_52                 _GLIB_EXTERN
+#endif
+
 #endif /*  __G_VERSION_MACROS_H__ */