From 8cd41a48af6b6bb95aa04fc21f1df656c6c99b0b Mon Sep 17 00:00:00 2001
From: Sam Edwards <CFSworks@gmail.com>
Date: Mon, 3 Feb 2014 11:54:51 -0700
Subject: [PATCH] CMake: Detect 64-bit vs. 32-bit when running Interrogate.

---
 cmake/macros/Interrogate.cmake | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/cmake/macros/Interrogate.cmake b/cmake/macros/Interrogate.cmake
index e4c4c03af4..19d678a8e6 100644
--- a/cmake/macros/Interrogate.cmake
+++ b/cmake/macros/Interrogate.cmake
@@ -174,6 +174,10 @@ function(interrogate_sources target output database module)
     if("${CMAKE_CXX_FLAGS_${build_type}}" MATCHES ".*NDEBUG.*")
       list(APPEND define_flags "-DNDEBUG")
     endif()
+    # In addition, Interrogate needs to know if this is a 64-bit build:
+    if(CMAKE_SIZEOF_VOID_P EQUAL 8)
+      list(APPEND define_flags "-D_LP64")
+    endif()
 
     # CMake offers no way to directly depend on the composite files from here,
     # because the composite files are created in a different directory from