fix build failure when version numbers have less than 4 segments

Regression from 887c418

Author: cfillion

src/CMakeLists.txt

@@ -45,6 +45,7 @@ file(STRINGS ../Extensions/ReaPack.ext REAPACK_VERSION REGEX "^@version")
 string(SUBSTRING ${REAPACK_VERSION} 9 -1 REAPACK_VERSION)
 string(REGEX REPLACE "[^0-9]+" ";" VERSION_LIST ${REAPACK_VERSION})
 list(TRANSFORM VERSION_LIST REPLACE "[^0-9]" "")
+list(APPEND VERSION_LIST 0 0 0)
 list(GET VERSION_LIST 0 REAPACK_VERSION_MAJOR)
 list(GET VERSION_LIST 1 REAPACK_VERSION_MINOR)
 list(GET VERSION_LIST 2 REAPACK_VERSION_PATCH)

src/buildinfo.hpp.in

@@ -1,11 +1,11 @@
-#cmakedefine REAPACK_FILENAME  "@REAPACK_FILENAME@"
-#cmakedefine REAPACK_BASENAME  "@REAPACK_BASENAME@"
-#cmakedefine REAPACK_VERSION   "@REAPACK_VERSION@"
-#cmakedefine REAPACK_REVISION  "@REAPACK_REVISION@"
-#cmakedefine REAPACK_BUILDTIME "@REAPACK_BUILDTIME@"
-#cmakedefine REAPACK_COPYRIGHT "@REAPACK_COPYRIGHT@"
+#define REAPACK_FILENAME  "@REAPACK_FILENAME@"
+#define REAPACK_BASENAME  "@REAPACK_BASENAME@"
+#define REAPACK_VERSION   "@REAPACK_VERSION@"
+#define REAPACK_REVISION  "@REAPACK_REVISION@"
+#define REAPACK_BUILDTIME "@REAPACK_BUILDTIME@"
+#define REAPACK_COPYRIGHT "@REAPACK_COPYRIGHT@"
 
-#cmakedefine REAPACK_VERSION_MAJOR @REAPACK_VERSION_MAJOR@
-#cmakedefine REAPACK_VERSION_MINOR @REAPACK_VERSION_MINOR@
-#cmakedefine REAPACK_VERSION_PATCH @REAPACK_VERSION_PATCH@
-#cmakedefine REAPACK_VERSION_TWEAK @REAPACK_VERSION_TWEAK@
+#define REAPACK_VERSION_MAJOR @REAPACK_VERSION_MAJOR@
+#define REAPACK_VERSION_MINOR @REAPACK_VERSION_MINOR@
+#define REAPACK_VERSION_PATCH @REAPACK_VERSION_PATCH@
+#define REAPACK_VERSION_TWEAK @REAPACK_VERSION_TWEAK@