From 575afc8b141851edff8cacbacf1c8c83975b799f Mon Sep 17 00:00:00 2001
From: Andy Cedilnik <andy.cedilnik@kitware.com>
Date: Mon, 3 May 2004 16:35:37 -0400
Subject: [PATCH] ENH: support STDDEF and cleanup

---
 Modules/CheckTypeSize.c     |  4 ++++
 Modules/CheckTypeSize.cmake | 13 ++++++-------
 2 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/Modules/CheckTypeSize.c b/Modules/CheckTypeSize.c
index f8142892b..07fe62bde 100644
--- a/Modules/CheckTypeSize.c
+++ b/Modules/CheckTypeSize.c
@@ -8,6 +8,10 @@
 #  include <stdint.h>
 #endif /* HAVE_STDINT_H */
 
+#ifdef HAVE_STDDEF_H
+#  include <stddef.h>
+#endif /* HAVE_STDDEF_H */
+
 #ifdef __CLASSIC_C__
 int main(){
   int ac;
diff --git a/Modules/CheckTypeSize.cmake b/Modules/CheckTypeSize.cmake
index 2f3f1077f..dcd9149aa 100644
--- a/Modules/CheckTypeSize.cmake
+++ b/Modules/CheckTypeSize.cmake
@@ -12,13 +12,12 @@ MACRO(CHECK_TYPE_SIZE TYPE VARIABLE)
   IF("HAVE_${VARIABLE}" MATCHES "^HAVE_${VARIABLE}$")
     SET(MACRO_CHECK_TYPE_SIZE_FLAGS 
       "-DCHECK_TYPE_SIZE_TYPE=\"${TYPE}\" ${CMAKE_REQUIRED_FLAGS}")
-    IF(HAVE_SYS_TYPES_H)
-      SET(MACRO_CHECK_TYPE_SIZE_FLAGS 
-        "${MACRO_CHECK_TYPE_SIZE_FLAGS} -DHAVE_SYS_TYPES_H")
-    ENDIF(HAVE_SYS_TYPES_H)
-    IF(HAVE_STDINT_H)
-      SET(MACRO_CHECK_TYPE_SIZE_FLAGS "${MACRO_CHECK_TYPE_SIZE_FLAGS} -DHAVE_STDINT_H")
-    ENDIF(HAVE_STDINT_H)
+    FOREACH(def HAVE_SYS_TYPES_H HAVE_STDINT_H HAVE_STDDEF_H)
+      IF("${def}")
+        SET(MACRO_CHECK_TYPE_SIZE_FLAGS 
+          "${MACRO_CHECK_TYPE_SIZE_FLAGS} -D${def}")
+      ENDIF("${def}")
+    ENDFOREACH(def)
     MESSAGE(STATUS "Check size of ${TYPE}")
     IF(CMAKE_REQUIRED_LIBRARIES)
       SET(CHECK_TYPE_SIZE_ADD_LIBRARIES