Added a cmake option for defining ENABLE_ASSERTS

--HG--
extra : convert_revision : svn%3Afdd8eb12-d10e-0410-9acb-85c331704f74/trunk%402427

dlib/CMakeLists.txt

@@ -40,10 +40,13 @@ set (DLIB_NO_GUI_SUPPORT_STR
 "Enable this if you don't want to compile any of the dlib GUI code" )
 set (DLIB_ENABLE_STACK_TRACE 
 "Enable this if you want to turn on the DLIB_STACK_TRACE macros" )
+set (DLIB_ENABLE_ASSERTS 
+"Enable this if you want to turn on the DLIB_ASSERT macro" )
 
 OPTION(DLIB_ISO_CPP_ONLY ${DLIB_ISO_CPP_ONLY_STR} OFF)
 OPTION(DLIB_NO_GUI_SUPPORT ${DLIB_NO_GUI_SUPPORT_STR} OFF)
 OPTION(DLIB_ENABLE_STACK_TRACE ${DLIB_NO_GUI_SUPPORT_STR} OFF)
+OPTION(DLIB_ENABLE_ASSERTS ${DLIB_ENABLE_ASSERTS} OFF)
 
 
 add_library(dlib all/source.cpp )
@@ -159,3 +162,11 @@ if (DLIB_ENABLE_STACK_TRACE)
 else()
    remove_global_define(DLIB_ENABLE_STACK_TRACE)
 endif()
+
+
+if (DLIB_ENABLE_ASSERTS)
+   add_global_define(DLIB_ENABLE_ASSERTS)
+else()
+   remove_global_define(DLIB_ENABLE_ASSERTS)
+endif()
+