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diff --git a/primedev/thirdparty/spdlog/cfg/helpers-inl.h b/primedev/thirdparty/spdlog/cfg/helpers-inl.h
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+// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
+// Distributed under the MIT License (http://opensource.org/licenses/MIT)
+
+#pragma once
+
+#ifndef SPDLOG_HEADER_ONLY
+#include <spdlog/cfg/helpers.h>
+#endif
+
+#include <spdlog/spdlog.h>
+#include <spdlog/details/os.h>
+#include <spdlog/details/registry.h>
+
+#include <algorithm>
+#include <string>
+#include <utility>
+#include <sstream>
+
+namespace spdlog {
+namespace cfg {
+namespace helpers {
+
+// inplace convert to lowercase
+inline std::string &to_lower_(std::string &str)
+{
+ std::transform(
+ str.begin(), str.end(), str.begin(), [](char ch) { return static_cast<char>((ch >= 'A' && ch <= 'Z') ? ch + ('a' - 'A') : ch); });
+ return str;
+}
+
+// inplace trim spaces
+inline std::string &trim_(std::string &str)
+{
+ const char *spaces = " \n\r\t";
+ str.erase(str.find_last_not_of(spaces) + 1);
+ str.erase(0, str.find_first_not_of(spaces));
+ return str;
+}
+
+// return (name,value) trimmed pair from given "name=value" string.
+// return empty string on missing parts
+// "key=val" => ("key", "val")
+// " key = val " => ("key", "val")
+// "key=" => ("key", "")
+// "val" => ("", "val")
+
+inline std::pair<std::string, std::string> extract_kv_(char sep, const std::string &str)
+{
+ auto n = str.find(sep);
+ std::string k, v;
+ if (n == std::string::npos)
+ {
+ v = str;
+ }
+ else
+ {
+ k = str.substr(0, n);
+ v = str.substr(n + 1);
+ }
+ return std::make_pair(trim_(k), trim_(v));
+}
+
+// return vector of key/value pairs from sequence of "K1=V1,K2=V2,.."
+// "a=AAA,b=BBB,c=CCC,.." => {("a","AAA"),("b","BBB"),("c", "CCC"),...}
+inline std::unordered_map<std::string, std::string> extract_key_vals_(const std::string &str)
+{
+ std::string token;
+ std::istringstream token_stream(str);
+ std::unordered_map<std::string, std::string> rv{};
+ while (std::getline(token_stream, token, ','))
+ {
+ if (token.empty())
+ {
+ continue;
+ }
+ auto kv = extract_kv_('=', token);
+ rv[kv.first] = kv.second;
+ }
+ return rv;
+}
+
+SPDLOG_INLINE void load_levels(const std::string &input)
+{
+ if (input.empty() || input.size() > 512)
+ {
+ return;
+ }
+
+ auto key_vals = extract_key_vals_(input);
+ std::unordered_map<std::string, level::level_enum> levels;
+ level::level_enum global_level = level::info;
+ bool global_level_found = false;
+
+ for (auto &name_level : key_vals)
+ {
+ auto &logger_name = name_level.first;
+ auto level_name = to_lower_(name_level.second);
+ auto level = level::from_str(level_name);
+ // ignore unrecognized level names
+ if (level == level::off && level_name != "off")
+ {
+ continue;
+ }
+ if (logger_name.empty()) // no logger name indicate global level
+ {
+ global_level_found = true;
+ global_level = level;
+ }
+ else
+ {
+ levels[logger_name] = level;
+ }
+ }
+
+ details::registry::instance().set_levels(std::move(levels), global_level_found ? &global_level : nullptr);
+}
+
+} // namespace helpers
+} // namespace cfg
+} // namespace spdlog