MSVC 11 compile fix

[flightgear.git] / CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3013e9566a512ef8b3f6bee293ea86e721371037..c472aff6f15dc79ef2cb54fd049d1b8f5a9c62d0 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -105,6 +105,7 @@ option(ENABLE_JSBSIM     "Set to ON to build FlightGear with JSBSim FDM (default
 option(EVENT_INPUT       "Set to ON to build FlightGear with event-based Input support" ${EVENT_INPUT_DEFAULT})
 option(ENABLE_LIBSVN     "Set to ON to build FlightGear/terrasync with libsvnclient support (default)" ON)
 option(ENABLE_RTI        "Set to ON to build FlightGear with RTI support" OFF)
+option(ENABLE_PROFILE    "Set to ON to build FlightGear with gperftools profiling support" OFF)
 option(JPEG_FACTORY      "Set to ON to build FlightGear with JPEG-factory support" OFF)
 option(SYSTEM_SQLITE     "Set to ON to build FlightGear with the system's SQLite3 library" OFF)
 
@@ -223,6 +224,12 @@ check_include_file(unistd.h   HAVE_UNISTD_H)
 check_include_file(sys/time.h HAVE_SYS_TIME_H)
 check_include_file(windows.h  HAVE_WINDOWS_H)
 
+if(ENABLE_PROFILE)
+    find_package(GooglePerfTools REQUIRED)
+    set(FG_HAVE_GPERFTOOLS 1)
+    message(STATUS "Built-in profiler using gperftools available")
+endif()
+
 if(ENABLE_RTI)
     find_package(RTI)
     if(RTI_FOUND)