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