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36 lines
1.3 KiB
C++
36 lines
1.3 KiB
C++
// Copyright 2019 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef SANDBOXED_API_UTIL_STRERROR_H_
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#define SANDBOXED_API_UTIL_STRERROR_H_
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#include <cstddef>
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#include <string>
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namespace sapi {
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// Returns a human-readable string describing the given POSIX error code. This
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// is a portable and thread-safe alternative to strerror(). If the error code is
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// not translatable, the string will be "Unknown error nnn". errno will not be
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// modified by this call. This function is thread-safe.
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std::string StrError(int errnum);
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// Same as StrError but uses provided buffer (does not allocate memory).
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// Might use and return a static immutable buffer instead of buf.
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const char* RawStrError(int errnum, char* buf, size_t buflen);
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} // namespace sapi
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#endif // SANDBOXED_API_STRERROR_H_
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