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Added a function to add callbacks that are called when a logger is registered (#2883)

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* Added a function to add callbacks that are called when a logger is registered

* Fix non captured registration 2 not being properly tested for

* Replace std::list by std::vector

* Remove const refs to shared pointers

* Fix missing header
This commit is contained in:
Jonathan Vannier
2023-09-25 17:49:04 +02:00
committed by GitHub
parent 0a53eafe18
commit b6eeb7364c
5 changed files with 72 additions and 0 deletions
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15
include/spdlog/spdlog.h
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@@ -140,6 +140,21 @@ SPDLOG_API void set_default_logger(std::shared_ptr<spdlog::logger> default_logge
// spdlog::apply_logger_env_levels(mylogger);
SPDLOG_API void apply_logger_env_levels(std::shared_ptr<logger> logger);
// Add a callback that is called whenever a logger is registered
//
// Useful for intercepting loggers that are dynamically created during the application's lifetime
// (e.g. from dynamically loaded libraries, etc.)
// Example:
// void my_on_registration_callback(const std::shared_ptr<spdlog::logger>& logger) {
// logger->do_stuff();
// }
// ...
// spdlog::add_on_registration_callback(my_on_registration_callback);
SPDLOG_API void add_on_registration_callback(const std::function<void(const std::shared_ptr<logger>&)>& callback);
// Clear all callbacks that were added to intercept registrations (see "add_on_registration_callback")
SPDLOG_API void drop_all_on_registration_callbacks();
template <typename... Args>
inline void log(source_loc source,
level::level_enum lvl,