Merge pull request #221 from boostorg/pr/fix-clang-cl-2

Define _CRT_SECURE_NO_WARNINGS instead of using wcscpy_s. Fixes #219.

Author: jzmaddock

src/wide_posix_api.cpp

@@ -16,6 +16,7 @@
   *   DESCRIPTION: Implements the wide character POSIX API wrappers.
   */
 
+#define _CRT_SECURE_NO_WARNINGS // for std::wcscpy
 #define BOOST_REGEX_SOURCE
 
 #include <boost/regex/config.hpp>
@@ -169,11 +170,7 @@ BOOST_REGEX_DECL regsize_t BOOST_REGEX_CCALL regerrorW(int code, const regex_tW*
       {
          result = std::wcslen(wnames[code]) + 1;
          if(buf_size >= result)
-#if (BOOST_WORKAROUND(BOOST_MSVC, >= 1400) && !defined(_WIN32_WCE) && !defined(UNDER_CE)) || (defined(BOOST_CLANG) && defined(_MSC_VER))
-            ::wcscpy_s(buf, buf_size, wnames[code]);
-#else
             std::wcscpy(buf, wnames[code]);
-#endif
          return result;
       }
       return result;
@@ -193,11 +190,7 @@ BOOST_REGEX_DECL regsize_t BOOST_REGEX_CCALL regerrorW(int code, const regex_tW*
             (boost::core::swprintf)(localbuf, 5, L"%d", i);
 #endif
             if(std::wcslen(localbuf) < buf_size)
-#if BOOST_WORKAROUND(BOOST_MSVC, >= 1400) && !defined(_WIN32_WCE) && !defined(UNDER_CE)
-               ::wcscpy_s(buf, buf_size, localbuf);
-#else
                std::wcscpy(buf, localbuf);
-#endif
             return std::wcslen(localbuf) + 1;
          }
       }
@@ -207,11 +200,7 @@ BOOST_REGEX_DECL regsize_t BOOST_REGEX_CCALL regerrorW(int code, const regex_tW*
       (boost::core::swprintf)(localbuf, 5, L"%d", 0);
 #endif
       if(std::wcslen(localbuf) < buf_size)
-#if BOOST_WORKAROUND(BOOST_MSVC, >= 1400) && !defined(_WIN32_WCE) && !defined(UNDER_CE)
-         ::wcscpy_s(buf, buf_size, localbuf);
-#else
          std::wcscpy(buf, localbuf);
-#endif
       return std::wcslen(localbuf) + 1;
    }
    if(code <= (int)REG_E_UNKNOWN)