OmniSciDB  2e3a973ef4
omnisci_path.cpp
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1 /*
2  * Copyright 2020 OmniSci, Inc.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
18 
19 #ifdef __APPLE__
20 #include <libproc.h>
21 #else
22 #include <linux/limits.h>
23 #endif
24 #include <unistd.h>
25 
26 #include <boost/filesystem/path.hpp>
27 
28 #include "Logger/Logger.h"
29 
30 namespace omnisci {
31 
32 std::string get_root_abs_path() {
33 #ifdef __APPLE__
34  char abs_exe_path[PROC_PIDPATHINFO_MAXSIZE] = {0};
35  auto path_len = proc_pidpath(getpid(), abs_exe_path, sizeof(abs_exe_path));
36 #else
37  char abs_exe_path[PATH_MAX] = {0};
38  auto path_len = readlink("/proc/self/exe", abs_exe_path, sizeof(abs_exe_path));
39 #endif
40  CHECK_GT(path_len, 0);
41  CHECK_LT(static_cast<size_t>(path_len), sizeof(abs_exe_path));
42  boost::filesystem::path abs_exe_dir(std::string(abs_exe_path, path_len));
43  abs_exe_dir.remove_filename();
44 #ifdef XCODE
45  const auto mapd_root = abs_exe_dir.parent_path().parent_path();
46 #else
47  const auto mapd_root = abs_exe_dir.parent_path();
48 #endif
49  return mapd_root.string();
50 }
51 
52 } // namespace omnisci
#define CHECK_GT(x, y)
Definition: Logger.h:209
#define CHECK_LT(x, y)
Definition: Logger.h:207
std::string get_root_abs_path()