From 67480c05e3f6819d867680775ca0cbc6f03f28da Mon Sep 17 00:00:00 2001
From: Daniel Pfeifer <daniel@pfeifer-mail.de>
Date: Fri, 23 Sep 2016 21:49:12 +0200
Subject: Add a feature check to test availability of auto_ptr

---
 Source/Checks/cm_cxx_auto_ptr.cxx   | 18 ++++++++++++++++++
 Source/Checks/cm_cxx_features.cmake |  1 +
 Source/cmConfigure.cmake.h.in       |  1 +
 3 files changed, 20 insertions(+)
 create mode 100644 Source/Checks/cm_cxx_auto_ptr.cxx

diff --git a/Source/Checks/cm_cxx_auto_ptr.cxx b/Source/Checks/cm_cxx_auto_ptr.cxx
new file mode 100644
index 0000000..d3100fd
--- /dev/null
+++ b/Source/Checks/cm_cxx_auto_ptr.cxx
@@ -0,0 +1,18 @@
+#include <memory>
+
+std::auto_ptr<int> get_auto_ptr()
+{
+  std::auto_ptr<int> ptr;
+  ptr = std::auto_ptr<int>(new int(0));
+  return ptr;
+}
+
+int use_auto_ptr(std::auto_ptr<int> ptr)
+{
+  return *ptr;
+}
+
+int main()
+{
+  return use_auto_ptr(get_auto_ptr());
+}
diff --git a/Source/Checks/cm_cxx_features.cmake b/Source/Checks/cm_cxx_features.cmake
index c6a532f..80c9f3b 100644
--- a/Source/Checks/cm_cxx_features.cmake
+++ b/Source/Checks/cm_cxx_features.cmake
@@ -32,6 +32,7 @@ function(cm_check_cxx_feature name)
 endfunction()
 
 if(CMAKE_CXX_STANDARD)
+  cm_check_cxx_feature(auto_ptr)
   cm_check_cxx_feature(make_unique)
   if(CMake_HAVE_CXX_MAKE_UNIQUE)
     set(CMake_HAVE_CXX_UNIQUE_PTR 1)
diff --git a/Source/cmConfigure.cmake.h.in b/Source/cmConfigure.cmake.h.in
index 8365367..8a1e81f 100644
--- a/Source/cmConfigure.cmake.h.in
+++ b/Source/cmConfigure.cmake.h.in
@@ -30,6 +30,7 @@
 #cmakedefine CMAKE_USE_MACH_PARSER
 #cmakedefine CMAKE_USE_LIBUV
 #cmakedefine CMAKE_ENCODING_UTF8
+#cmakedefine CMake_HAVE_CXX_AUTO_PTR
 #cmakedefine CMake_HAVE_CXX_MAKE_UNIQUE
 #cmakedefine CMake_HAVE_CXX_NULLPTR
 #cmakedefine CMake_HAVE_CXX_OVERRIDE
-- 
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