forked from huawei/mindspore2022
50 lines
1.4 KiB
C++
50 lines
1.4 KiB
C++
/**
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* Copyright 2021 Huawei Technologies Co., Ltd
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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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* http://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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*/
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#include "common/jni_utils.h"
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#include <cstring>
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#include <cstdlib>
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#include <climits>
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#include <memory>
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#include "common/ms_log.h"
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std::string RealPath(const char *path) {
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if (path == nullptr) {
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MS_LOGE("path is nullptr");
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return "";
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}
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if ((strlen(path)) >= PATH_MAX) {
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MS_LOGE("path is too long");
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return "";
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}
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auto resolved_path = std::make_unique<char[]>(PATH_MAX);
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if (resolved_path == nullptr) {
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MS_LOGE("new resolved_path failed");
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return "";
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}
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#ifdef _WIN32
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char *real_path = _fullpath(resolved_path.get(), path, 1024);
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#else
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char *real_path = realpath(path, resolved_path.get());
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#endif
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if (real_path == nullptr || strlen(real_path) == 0) {
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MS_LOGE("file path is not valid : %s", path);
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return "";
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}
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std::string res = resolved_path.get();
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return res;
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}
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