From e858b098226a825c9c89f5e4d3467fc5f0539cc8 Mon Sep 17 00:00:00 2001
From: Philippe Liard <philip.liard@gmail.com>
Date: Wed, 23 Nov 2011 09:19:28 +0000
Subject: [PATCH] CPP: Fix CMakeLists to require Boost datetime needed by Boost
 thread.

This also makes the library link with the Boost static libs on Windows.

Review URL: http://codereview.appspot.com/5430053
---
 cpp/CMakeLists.txt | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/cpp/CMakeLists.txt b/cpp/CMakeLists.txt
index f9d50184b..c7c7557f0 100644
--- a/cpp/CMakeLists.txt
+++ b/cpp/CMakeLists.txt
@@ -73,9 +73,12 @@ option ("USE_RE2" "Use RE2" "OFF")
 option ("USE_STD_MAP" "Force the use of std::map" "OFF")
 
 # Find all the required libraries and programs.
-find_package (Boost 1.40.0 COMPONENTS thread)
+if (WIN32)
+  set (Boost_USE_STATIC_LIBS ON)
+endif ()
+find_package (Boost 1.40.0 COMPONENTS date_time thread)
 if (NOT Boost_FOUND)
-  print_error ("Boost Thread" "Boost")
+  print_error ("Boost Datetime/Thread" "Boost")
 endif ()
 include_directories (${Boost_INCLUDE_DIRS})