# HG changeset patch
# User Alpar Juttner <alpar@cs.elte.hu>
# Date 1284040500 -7200
# Node ID 659ba4805a48df7caed64a21861195c5b79ce1d5
# Parent  7d166b8b8018ad5eb9b2852dd851439ebfbfab55
Make CMAKE config more consistent with configure.ac (#390)

- CMAKE_BUILD_TYPE is Release by deafult
- The same set of warnings are used when compiling with gcc

diff -r 7d166b8b8018 -r 659ba4805a48 CMakeLists.txt
--- a/CMakeLists.txt	Fri Sep 03 15:37:19 2010 +0200
+++ b/CMakeLists.txt	Thu Sep 09 15:55:00 2010 +0200
@@ -46,6 +46,37 @@
 FIND_PACKAGE(CPLEX)
 FIND_PACKAGE(COIN)
 
+IF(DEFINED ENV{LEMON_CXX_WARNING})
+  SET(CXX_WARNING $ENV{LEMON_CXX_WARNING})
+ELSE()
+  IF(CMAKE_COMPILER_IS_GNUCXX)
+    SET(CXX_WARNING "-Wall -W -Wunused -Wformat=2 -Wctor-dtor-privacy -Wnon-virtual-dtor -Wno-char-subscripts -Wwrite-strings -Wno-char-subscripts -Wreturn-type -Wcast-qual -Wcast-align -Wsign-promo -Woverloaded-virtual -ansi -fno-strict-aliasing -Wold-style-cast -Wno-unknown-pragmas")
+    SET(CMAKE_CXX_FLAGS_DEBUG CACHE STRING "-ggdb")
+    SET(CMAKE_C_FLAGS_DEBUG CACHE STRING "-ggdb")
+  ELSEIF(MSVC)
+    # This part is unnecessary 'casue the same is set by the lemon/core.h.
+    # Still keep it as an example.
+    SET(CXX_WARNING "/wd4250 /wd4355 /wd4503 /wd4800 /wd4996")
+    # Suppressed warnings:
+    # C4250: 'class1' : inherits 'class2::member' via dominance
+    # C4355: 'this' : used in base member initializer list
+    # C4503: 'function' : decorated name length exceeded, name was truncated
+    # C4800: 'type' : forcing value to bool 'true' or 'false'
+    #        (performance warning)
+    # C4996: 'function': was declared deprecated
+  ELSE()
+    SET(CXX_WARNING "-Wall -W")
+  ENDIF()
+ENDIF()
+SET(LEMON_CXX_WARNING_FLAGS ${CXX_WARNING} CACHE STRING "LEMON warning flags.")
+
+SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${LEMON_CXX_WARNING_FLAGS}")
+
+IF(NOT CMAKE_BUILD_TYPE)
+  SET(CMAKE_BUILD_TYPE "Release" CACHE STRING "Choose the type of build, options are: None(CMAKE_CXX_FLAGS or CMAKE_C_FLAGS used) Debug Release RelWithDebInfo MinSizeRel." FORCE)
+ENDIF()
+
+
 INCLUDE(CheckTypeSize)
 CHECK_TYPE_SIZE("long long" LONG_LONG)
 SET(LEMON_HAVE_LONG_LONG ${HAVE_LONG_LONG})