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-rw-r--r--test/util/platform_util.h56
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diff --git a/test/util/platform_util.h b/test/util/platform_util.h
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--- a/test/util/platform_util.h
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-// Copyright 2020 The gVisor Authors.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#ifndef GVISOR_TEST_UTIL_PLATFORM_UTIL_H_
-#define GVISOR_TEST_UTIL_PLATFORM_UTIL_H_
-
-namespace gvisor {
-namespace testing {
-
-// PlatformSupport is a generic enumeration of classes of support.
-//
-// It is up to the individual functions and callers to agree on the precise
-// definition for each case. The document here generally refers to 32-bit
-// as an example. Many cases will use only NotSupported and Allowed.
-enum class PlatformSupport {
- // The feature is not supported on the current platform.
- //
- // In the case of 32-bit, this means that calls will generally be interpreted
- // as 64-bit calls, and there is no support for 32-bit binaries, long calls,
- // etc. This usually means that the underlying implementation just pretends
- // that 32-bit doesn't exist.
- NotSupported,
-
- // Calls will be ignored by the kernel with a fixed error.
- Ignored,
-
- // Calls will result in a SIGSEGV or similar fault.
- Segfault,
-
- // The feature is supported as expected.
- //
- // In the case of 32-bit, this means that the system call or far call will be
- // handled properly.
- Allowed,
-};
-
-PlatformSupport PlatformSupport32Bit();
-PlatformSupport PlatformSupportAlignmentCheck();
-PlatformSupport PlatformSupportMultiProcess();
-PlatformSupport PlatformSupportInt3();
-
-} // namespace testing
-} // namespace gvisor
-
-#endif // GVISOR_TEST_UTIL_PLATFORM_UTL_H_