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added example

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davide 2016-09-12 22:28:37 +02:00
parent b67076fc85
commit d79af47a28
2 changed files with 48 additions and 0 deletions
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.gitignore vendored
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@ -45,6 +45,7 @@ example/*
!example/example.sln
!example/example.vcxproj
!example/CMakeLists.txt
!example/multisink.cpp
# generated files
generated

47
example/multisink.cpp Normal file
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@ -0,0 +1,47 @@
#include "spdlog/spdlog.h"
#include <iostream>
#include <memory>
namespace spd = spdlog;
int main(int, char*[])
{
bool enable_debug = true;
try
{
// This other example use a single logger with multiple sinks.
// This means that the same log_msg is forwarded to multiple sinks;
// Each sink can have it's own log level and a message will be logged.
std::vector<spdlog::sink_ptr> sinks;
sinks.push_back( std::make_shared<spdlog::sinks::stdout_sink_mt>() );
sinks.push_back( std::make_shared<spdlog::sinks::simple_file_sink_mt>("./log_regular_file.txt") );
sinks.push_back( std::make_shared<spdlog::sinks::simple_file_sink_mt>("./log_debug_file.txt") );
spdlog::logger console_multisink("multisink", sinks.begin(), sinks.end() );
console_multisink.set_level( spdlog::level::warn);
sinks[0]->set_level( spdlog::level::trace); // console. Allow everything. Default value
sinks[1]->set_level( spdlog::level::trace); // regular file. Allow everything. Default value
sinks[2]->set_level( spdlog::level::off); // regular file. Ignore everything.
console_multisink.warn("warn: will print only on console and regular file");
if( enable_debug )
{
console_multisink.set_level( spdlog::level::debug); // level of the logger
sinks[1]->set_level( spdlog::level::debug); // regular file
sinks[2]->set_level( spdlog::level::debug); // debug file
}
console_multisink.debug("Debug: you should see this on console and both files");
// Release and close all loggers
spdlog::drop_all();
}
// Exceptions will only be thrown upon failed logger or sink construction (not during logging)
catch (const spd::spdlog_ex& ex)
{
std::cout << "Log init failed: " << ex.what() << std::endl;
return 1;
}
}