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- //
- // process/this_process/detail/environment_posix.hpp
- // ~~~~~~~~~~~~~~~~~~~~~~~~
- //
- // Copyright (c) 2021 Klemens D. Morgenstern (klemens dot morgenstern at gmx dot net)
- //
- // Distributed under the Boost Software License, Version 1.0. (See accompanying
- // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
- //
- #ifndef BOOST_PROCESS_V2_DETAIL_ENVIRONMENT_WIN_HPP
- #define BOOST_PROCESS_V2_DETAIL_ENVIRONMENT_WIN_HPP
- #include <boost/process/v2/detail/config.hpp>
- #include <boost/process/v2/detail/last_error.hpp>
- #include <boost/process/v2/environment.hpp>
- #include <boost/process/v2/cstring_ref.hpp>
- #include <unistd.h>
- #include <cstring>
- BOOST_PROCESS_V2_BEGIN_NAMESPACE
- namespace environment
- {
- namespace detail
- {
- basic_cstring_ref<char_type, value_char_traits<char>> get(
- basic_cstring_ref<char_type, key_char_traits<char_type>> key,
- error_code & ec)
- {
- auto res = ::getenv(key.c_str());
- if (res == nullptr)
- {
- BOOST_PROCESS_V2_ASSIGN_EC(ec, ENOENT, system_category())
- return {};
- }
- return res;
- }
- void set(basic_cstring_ref<char_type, key_char_traits<char_type>> key,
- basic_cstring_ref<char_type, value_char_traits<char_type>> value,
- error_code & ec)
- {
- if (::setenv(key.c_str(), value.c_str(), true))
- BOOST_PROCESS_V2_ASSIGN_LAST_ERROR(ec)
- }
- void unset(basic_cstring_ref<char_type, key_char_traits<char_type>> key, error_code & ec)
- {
- if (::unsetenv(key.c_str()))
- BOOST_PROCESS_V2_ASSIGN_LAST_ERROR(ec)
- }
- native_handle_type load_native_handle() { return ::environ; }
- native_iterator next(native_iterator nh)
- {
- return nh + 1;
- }
- native_iterator find_end(native_handle_type nh)
- {
- while (*nh != nullptr)
- nh++;
- return nh;
- }
- bool is_executable(const filesystem::path & p, error_code & ec)
- {
- return filesystem::is_regular_file(p, ec) && (::access(p.c_str(), X_OK) == 0);
- }
- }
- }
- BOOST_PROCESS_V2_END_NAMESPACE
- #endif //BOOST_PROCESS_V2_DETAIL_ENVIRONMENT_WIN_HPP
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