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32 lines
921 B
32 lines
921 B
// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
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// Distributed under the MIT License (http://opensource.org/licenses/MIT)
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#pragma once
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#include <spdlog/cfg/text_loader.h>
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#include <spdlog/details/os.h>
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//
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// Init levels from argv SPDLOG_LEVEL
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// Example: my_program.exe "SPDLOG_LEVEL=trace"
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namespace spdlog {
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namespace cfg {
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// search for SPDLOG_LEVEL= in the args and use it to init the levels
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void init_from_argv(int args, char *argv[])
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{
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const std::string spdlog_level_prefix = "SPDLOG_LEVEL=";
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for (int i = 1; i < args; i++)
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{
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std::string arg = argv[i];
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if (arg.find(spdlog_level_prefix) == 0)
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{
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auto cfg_string = arg.substr(spdlog_level_prefix.size());
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auto levels = text_loader::load_levels(cfg_string);
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spdlog::details::registry::instance().set_levels(levels);
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}
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}
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}
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} // namespace cfg
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} // namespace spdlog
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