/*
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* Copyright (C) 2016 The Android Open Source Project
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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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#pragma once
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#include <errno.h>
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#include <libgen.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <string>
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#include <unordered_set>
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#include <vector>
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#include <llvm/ADT/StringRef.h>
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std::string getWorkingDir();
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std::vector<std::string> collectHeaders(const std::string& directory,
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const std::unordered_set<std::string>& ignored_directories);
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static inline std::string dirname(const std::string& path) {
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std::unique_ptr<char, decltype(&free)> path_copy(strdup(path.c_str()), free);
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return dirname(path_copy.get());
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}
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static inline bool is_directory(const std::string& path) {
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struct stat st;
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if (stat(path.c_str(), &st) == 0 && S_ISDIR(st.st_mode)) {
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return true;
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}
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return false;
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}
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static inline bool mkdirs(const std::string& path) {
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if (is_directory(path)) {
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return true;
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}
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std::string parent = dirname(path);
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if (parent == path) {
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return false;
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}
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if (!mkdirs(parent)) {
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return false;
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}
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if (mkdir(path.c_str(), 0700) != 0) {
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if (errno != EEXIST) {
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return false;
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}
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return is_directory(path);
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}
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return true;
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}
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static inline std::string to_string(const char* c) {
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return c;
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}
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static inline const std::string& to_string(const std::string& str) {
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return str;
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}
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template <typename Collection>
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static inline std::string Join(Collection c, const std::string& delimiter = ", ") {
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std::string result;
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for (const auto& item : c) {
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using namespace std;
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result.append(to_string(item));
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result.append(delimiter);
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}
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if (!result.empty()) {
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result.resize(result.length() - delimiter.length());
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}
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return result;
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}
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llvm::StringRef StripPrefix(llvm::StringRef string, llvm::StringRef prefix);
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