From de53b1f4aeadf680e0fa8e6606b725dab0182231 Mon Sep 17 00:00:00 2001
From: Edouard A <edouard@quasardb.net>
Date: Sun, 8 May 2016 10:51:06 +0200
Subject: [PATCH] Issue #146 - First version of compiler detection macros

---
 CMakeLists.txt       |  2 ++
 brigand/config.hpp   | 21 +++++++++++++++++++++
 test/config_test.cpp | 14 ++++++++++++++
 3 files changed, 37 insertions(+)
 create mode 100644 brigand/config.hpp
 create mode 100644 test/config_test.cpp

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0ef2c55..0c4e878 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -48,6 +48,7 @@ set(BRIGAND_GROUP
     brigand/adapted.hpp
     brigand/algorithms.hpp
     brigand/brigand.hpp
+    brigand/config.hpp
     brigand/functions.hpp
     brigand/sequences.hpp
     brigand/types.hpp
@@ -228,6 +229,7 @@ set(test_files
     test/bind.cpp
     test/bitwise_test.cpp
     test/comparison_test.cpp
+    test/config_test.cpp
     test/eval_if_test.cpp
     test/erase_c_test.cpp
     test/find.cpp
diff --git a/brigand/config.hpp b/brigand/config.hpp
new file mode 100644
index 0000000..a006496
--- /dev/null
+++ b/brigand/config.hpp
@@ -0,0 +1,21 @@
+/*==================================================================================================
+Copyright (c) 2015 Edouard Alligand and Joel Falcou
+
+Distributed under the Boost Software License, Version 1.0.
+(See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
+=================================================================================================**/
+#pragma once
+
+// configuration macros for brigand
+
+#ifdef _MSC_VER
+#define BRIGAND_COMP_MSVC
+#endif
+
+#ifdef __GNUC__
+#ifndef __clang__
+#define BRIGAND_COMP_GCC
+#else
+#define BRIGAND_COMP_CLANG
+#endif
+#endif
diff --git a/test/config_test.cpp b/test/config_test.cpp
new file mode 100644
index 0000000..685cfa2
--- /dev/null
+++ b/test/config_test.cpp
@@ -0,0 +1,14 @@
+
+#include <brigand/config.hpp>
+
+#ifdef BRIGAND_COMP_MSVC
+static_assert(_MSC_VER > 0, "wrong compiler detection macro");
+#endif
+
+#ifdef BRIGAND_COMP_GCC
+static_assert(__GNUC__ > 0, "wrong compiler detection macro");
+#endif
+
+#ifdef BRIGAND_COMP_CLANG
+static_assert(__clang__ > 0, "wrong compiler detection macro");
+#endif