111 lines
3.4 KiB
C++
111 lines
3.4 KiB
C++
#ifndef OSMIUM_UTIL_CONFIG_HPP
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#define OSMIUM_UTIL_CONFIG_HPP
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/*
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This file is part of Osmium (https://osmcode.org/libosmium).
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Copyright 2013-2020 Jochen Topf <jochen@topf.org> and others (see README).
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Boost Software License - Version 1.0 - August 17th, 2003
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Permission is hereby granted, free of charge, to any person or organization
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obtaining a copy of the software and accompanying documentation covered by
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this license (the "Software") to use, reproduce, display, distribute,
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execute, and transmit the Software, and to prepare derivative works of the
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Software, and to permit third-parties to whom the Software is furnished to
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do so, all subject to the following:
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The copyright notices in the Software and this entire statement, including
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the above license grant, this restriction and the following disclaimer,
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must be included in all copies of the Software, in whole or in part, and
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all derivative works of the Software, unless such copies or derivative
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works are solely in the form of machine-executable object code generated by
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a source language processor.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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DEALINGS IN THE SOFTWARE.
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*/
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#include <osmium/util/misc.hpp>
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#include <cassert>
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#include <cstddef>
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#include <cstdlib>
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#include <cstring>
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#include <string>
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#ifdef _MSC_VER
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# define strcasecmp _stricmp
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#endif
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namespace osmium {
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namespace detail {
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#ifndef OSMIUM_TEST_RUNNER
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inline const char* getenv_wrapper(const char* var) noexcept {
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return getenv(var);
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}
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#endif
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} // namespace detail
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namespace config {
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inline int get_pool_threads() noexcept {
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auto env = osmium::detail::getenv_wrapper("OSMIUM_POOL_THREADS");
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if (env) {
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return osmium::detail::str_to_int<int>(env);
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}
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return 0;
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}
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inline bool use_pool_threads_for_pbf_parsing() noexcept {
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auto env = osmium::detail::getenv_wrapper("OSMIUM_USE_POOL_THREADS_FOR_PBF_PARSING");
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if (env) {
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if (!strcasecmp(env, "off") ||
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!strcasecmp(env, "false") ||
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!strcasecmp(env, "no") ||
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!strcasecmp(env, "0")) {
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return false;
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}
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}
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return true;
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}
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inline std::size_t get_max_queue_size(const char* queue_name, const std::size_t default_value) noexcept {
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assert(queue_name);
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std::string name{"OSMIUM_MAX_"};
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name += queue_name;
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name += "_QUEUE_SIZE";
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const auto env = osmium::detail::getenv_wrapper(name.c_str());
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std::size_t value = default_value;
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if (env) {
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const auto new_value = osmium::detail::str_to_int<std::size_t>(env);
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if (new_value != 0) {
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value = new_value;
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}
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}
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if (value < 2) {
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value = 2;
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}
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return value;
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}
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} // namespace config
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} // namespace osmium
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#endif // OSMIUM_UTIL_CONFIG_HPP
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