From 84262c1037105443ad156449fe2b4697c320a13c Mon Sep 17 00:00:00 2001
From: "K.Kosako" <sndgk393@ybb.ne.jp>
Date: Wed, 5 Aug 2015 14:57:44 +0900
Subject: [PATCH] add -Wall into FLAGS.

---
 CMakeLists.txt | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 70dcb8f..e1e1862 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -10,8 +10,21 @@ set(USE_COMBINATION_EXPLOSION_CHECK 0)
 set(USE_CRNL_AS_LINE_TERMINATOR 0)
 set(VERSION ${PACKAGE_VERSION})
 
-include(cmake/dist.cmake)
+if(MSVC)
+  # Force to always compile with W4
+  if(CMAKE_CXX_FLAGS MATCHES "/W[0-4]")
+    string(REGEX REPLACE "/W[0-4]" "/W4" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+  else()
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4")
+  endif()
+elseif(CMAKE_COMPILER_IS_GNUCXX)
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
+elseif(CMAKE_COMPILER_IS_GNUCC)
+  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall")
+endif()
+
 
+include(cmake/dist.cmake)
 include(CheckCSourceCompiles)
 include(CheckIncludeFiles)
 include(CheckFunctionExists)
-- 
2.40.0