intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 76 insertions, 0 deletions

diff --git a/contrib/libs/poco/Foundation/src/FPEnvironment_WIN32.cpp b/contrib/libs/poco/Foundation/src/FPEnvironment_WIN32.cpp
new file mode 100644
index 0000000000..32c7f65e7b
--- /dev/null
+++ b/contrib/libs/poco/Foundation/src/FPEnvironment_WIN32.cpp
@@ -0,0 +1,76 @@
+//
+// FPEnvironment_WIN32.cpp
+//
+// Library: Foundation
+// Package: Core
+// Module:  FPEnvironment
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/FPEnvironment_WIN32.h"
+
+
+namespace Poco {
+
+
+FPEnvironmentImpl::FPEnvironmentImpl()
+{
+	_env = _controlfp(0, 0);
+}
+
+
+FPEnvironmentImpl::FPEnvironmentImpl(const FPEnvironmentImpl& env)
+{
+	_env = env._env;
+}
+
+
+FPEnvironmentImpl::~FPEnvironmentImpl()
+{
+	_controlfp(_env, _MCW_RC);
+}
+
+
+FPEnvironmentImpl& FPEnvironmentImpl::operator = (const FPEnvironmentImpl& env)
+{
+	_env = env._env;
+	return *this;
+}
+
+
+void FPEnvironmentImpl::keepCurrentImpl()
+{
+	_env = _controlfp(0, 0);
+}
+
+
+void FPEnvironmentImpl::clearFlagsImpl()
+{
+	_clearfp();
+}
+
+
+bool FPEnvironmentImpl::isFlagImpl(FlagImpl flag)
+{
+	return (_statusfp() & flag) != 0;
+}
+
+
+void FPEnvironmentImpl::setRoundingModeImpl(RoundingModeImpl mode)
+{
+	_controlfp(mode, _MCW_RC);
+}
+
+
+FPEnvironmentImpl::RoundingModeImpl FPEnvironmentImpl::getRoundingModeImpl()
+{
+	return RoundingModeImpl(_controlfp(0, 0) & _MCW_RC);
+}
+
+
+} // namespace Poco