Fixed indent issue and correctly unset TZ

Author: ras0219-msft

Release/src/pplx/threadpool.cpp

@@ -32,15 +32,15 @@ JNIEnv* get_jvm_env()
 {
     if (JVM == nullptr)
     {
-	throw std::runtime_error("Could not contact JVM");
+        throw std::runtime_error("Could not contact JVM");
     }
     if (JVM_ENV == nullptr)
     {
-	auto result = JVM.load()->AttachCurrentThread(&crossplat::JVM_ENV, nullptr);
-	if (result != JNI_OK)
-	{
-	    throw std::runtime_error("Could not attach to JVM");
-	}
+        auto result = JVM.load()->AttachCurrentThread(&crossplat::JVM_ENV, nullptr);
+        if (result != JNI_OK)
+        {
+            throw std::runtime_error("Could not attach to JVM");
+        }
     }
 
     return JVM_ENV;

Release/src/utilities/asyncrt_utils.cpp

@@ -907,7 +907,14 @@ datetime __cdecl datetime::from_string(const utility::string_t& dateString, date
 
         time = mktime(&output);
 
-        setenv("TZ", prev_env.c_str(), 1);
+        if (prev_env_cstr)
+        {
+            setenv("TZ", prev_env.c_str(), 1);
+        }
+        else
+        {
+            unsetenv("TZ");
+        }
     }
 #else
     time_t time = timegm(&output);