[gnome-desktop/mcatanzaro/check-version] Add GNOME_DESKTOP_CHECK_VERSION macro

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 162722b9a5aac4ceca2a1d181a568bc82f3ae9be
Author: Michael Catanzaro <mcatanzaro redhat com>
Date:   Mon Apr 11 14:43:15 2022 -0500

    Add GNOME_DESKTOP_CHECK_VERSION macro
    
    This is improves !137. It's a little more convenient for developers, and
    is more consistent with GLib and GTK.

 libgnome-desktop/gnome-desktop-version.c    |  2 +-
 libgnome-desktop/gnome-desktop-version.h.in | 12 +++++++++++-
 2 files changed, 12 insertions(+), 2 deletions(-)
---
diff --git a/libgnome-desktop/gnome-desktop-version.c b/libgnome-desktop/gnome-desktop-version.c
index 5c3baa5f..e2f9af55 100644
--- a/libgnome-desktop/gnome-desktop-version.c
+++ b/libgnome-desktop/gnome-desktop-version.c
@@ -37,5 +37,5 @@
 int
 gnome_get_platform_version (void)
 {
-  return GNOME_DESKTOP_PLATFORM_VERSION;
+  return GNOME_DESKTOP_MAJOR_VERSION;
 }
diff --git a/libgnome-desktop/gnome-desktop-version.h.in b/libgnome-desktop/gnome-desktop-version.h.in
index 839cf420..7951702c 100644
--- a/libgnome-desktop/gnome-desktop-version.h.in
+++ b/libgnome-desktop/gnome-desktop-version.h.in
@@ -1,6 +1,7 @@
 /* gnome-desktop-version.h
  *
  * Copyright (C) 2022 Sergio Costas
+ * Copyright (C) 2022 Red Hat Inc.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public License
@@ -22,8 +23,17 @@
 #ifndef __GNOME_DESKTOP_VERSION_H__
 #define __GNOME_DESKTOP_VERSION_H__
 
-#define GNOME_DESKTOP_PLATFORM_VERSION @GNOME_PLATFORM@
+#define GNOME_DESKTOP_MAJOR_VERSION @GNOME_PLATFORM@
+#define GNOME_DESKTOP_MINOR_VERSION @GNOME_MINOR@
+#define GNOME_DESKTOP_MICRO_VERSION @GNOME_MICRO@
+
+#define GNOME_DESKTOP_CHECK_VERSION(major,minor,micro)    \
+    (GNOME_DESKTOP_MAJOR_VERSION > (major) || \
+     (GNOME_DESKTOP_MAJOR_VERSION == (major) && GNOME_DESKTOP_MINOR_VERSION > (minor)) || \
+     (GNOME_DESKTOP_MAJOR_VERSION == (major) && GNOME_DESKTOP_MINOR_VERSION == (minor) && \
+      GNOME_DESKTOP_MICRO_VERSION >= (micro)))
 
 int gnome_get_platform_version (void);
+
 #endif