Include build number in version text

Only for non-stable builds. Stable builds just go by their actual version number.
This commit affects Mac and Linux only.

distrib/platform_release.py

@@ -105,7 +105,7 @@ def mac_release():
     os.chdir(WORK_DIR)
     mkdir('release_build')
     os.chdir('release_build')
-    if os.system('cmake -D MACOS_VERSION=' + mac_os_version() + ' ' + DOOMSDAY_DIR + ' && make'):
+    if os.system('cmake -D DOOMSDAY_BUILD_TEXT="' + DOOMSDAY_BUILD + '" -D MACOS_VERSION=' + mac_os_version() + ' ' + DOOMSDAY_DIR + ' && make'):
         raise Exception("Failed to build from source.")
 
     # Now we can proceed to packaging.
@@ -224,6 +224,7 @@ def linux_release():
     if os.system('cmake -D SYSTEMARCH=`dpkg --print-architecture`' + 
                  ' -D DOOMSDAY_VERSION=' + DOOMSDAY_VERSION + 
                  ' -D DOOMSDAY_BUILD=' + DOOMSDAY_BUILD +
+                 ' -D DOOMSDAY_BUILD_TEXT="' + DOOMSDAY_BUILD + '"' +
                  ' -D CMAKE_INSTALL_PREFIX=/usr ../../doomsday && fakeroot make package'):
         raise Exception("Failure to build from source.")
 

doomsday/engine/portable/include/dd_version.h

@@ -69,7 +69,11 @@
  * DOOMSDAY_VERSION unless you wish to break compatibility.
  */
 #define DOOMSDAY_VERSION        10900 // Don't touch; see above.
-#if defined(DOOMSDAY_RELEASE_NAME)
+
+#if defined(DOOMSDAY_BUILD_TEXT)
+/** The build number is included only for non-Stable builds. */
+#  define DOOMSDAY_VERSION_TEXT DOOMSDAY_VERSION_BASE " (#" DOOMSDAY_BUILD_TEXT ")"
+#elif defined(DOOMSDAY_RELEASE_NAME)
 #  define DOOMSDAY_VERSION_TEXT DOOMSDAY_VERSION_BASE "-" DOOMSDAY_RELEASE_NAME
 #else
 #  define DOOMSDAY_VERSION_TEXT DOOMSDAY_VERSION_BASE