[ALL] Merge master (#447)

include/triton/tools/sys/exec.hpp

@@ -13,6 +13,14 @@ namespace tools
 {
 
 
+#ifdef _WIN32
+#define popen _popen
+#define pclose _pclose
+#endif
+
+#ifndef WEXITSTATUS
+#define WEXITSTATUS(stat_val) ((unsigned)(stat_val) & 255)
+#endif
 
 int exec(const std::string& cmd, std::string& result) {
   char buffer[128];

include/triton/tools/sys/getenv.hpp

@@ -33,19 +33,10 @@ namespace tools
 
     inline std::string getenv(const char * name)
     {
-        #ifdef _MSC_VER
-            char* cache_path = 0;
-            std::size_t sz = 0;
-            _dupenv_s(&cache_path, &sz, name);
-        #else
-            const char * cstr = std::getenv(name);
-        #endif
+        const char * cstr = std::getenv(name);
         if(!cstr)
             return "";
         std::string result(cstr);
-        #ifdef _MSC_VER
-            free(cache_path);
-        #endif
         return result;
     }