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- // Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
- // Distributed under the MIT License (http://opensource.org/licenses/MIT)
- #pragma once
- #include <spdlog/cfg/helpers.h>
- #include <spdlog/details/os.h>
- #include <spdlog/details/registry.h>
- //
- // Init levels and patterns from env variables SPDLOG_LEVEL
- // Inspired from Rust's "env_logger" crate (https://crates.io/crates/env_logger).
- // Note - fallback to "info" level on unrecognized levels
- //
- // Examples:
- //
- // set global level to debug:
- // export SPDLOG_LEVEL=debug
- //
- // turn off all logging except for logger1:
- // export SPDLOG_LEVEL="*=off,logger1=debug"
- //
- // turn off all logging except for logger1 and logger2:
- // export SPDLOG_LEVEL="off,logger1=debug,logger2=info"
- namespace spdlog {
- namespace cfg {
- inline void load_env_levels() {
- auto env_val = details::os::getenv("SPDLOG_LEVEL");
- if (!env_val.empty()) {
- helpers::load_levels(env_val);
- }
- }
- } // namespace cfg
- } // namespace spdlog
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