Add VS2013 support back.

2019-04-09 15:39:58 +08:00
parent ee435f84c3
commit ba705e930e
6 changed files with 82 additions and 5 deletions
@@ -5,6 +5,37 @@
 #include <exception>
 #include <string>

+// -----------------------------------------------------------------------------
+// Macros
+
+#ifdef _MSC_VER
+
+#if _MSC_VER <= 1800  // VS 2013
+
+// Does the compiler support "= default" for move copy constructor and
+// move assignment operator?
+#define WEBCC_DEFAULT_MOVE_COPY_ASSIGN 0
+
+#define WEBCC_NOEXCEPT
+
+#else
+
+#define WEBCC_DEFAULT_MOVE_COPY_ASSIGN 1
+
+#define WEBCC_NOEXCEPT noexcept
+
+#endif  // _MSC_VER <= 1800
+
+#else
+
+// GCC, Clang, etc.
+
+#define WEBCC_DEFAULT_MOVE_COPY_ASSIGN 1
+
+#define WEBCC_NOEXCEPT noexcept
+
+#endif  // _MSC_VER
+
 namespace webcc {

 // -----------------------------------------------------------------------------
@@ -183,7 +214,7 @@ public:
  Error error() const { return error_; }

  // Note that `noexcept` is required by GCC.
-  const char* what() const noexcept override {
+  const char* what() const WEBCC_NOEXCEPT override{
    return msg_.c_str();
  }