NAME
A namespace of omni::application
omni::application::exit_handler
A namespace of omni::application
#include <omni/application.hpp>
exit_handler
void omni::application::exit_handler::attach(const omni::callback& exit_func)
void omni::application::exit_handler::detach(const omni::callback& exit_func)
SYNOPSIS
The
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The
exit_handler namespace facilitates functions that allow invoking a delegate before the main program terminates.
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DESCRIPTION
If an
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If an
omni::application::run function is called, the std::atexit standard library function is bound to an internal function which in turn calls any attached exit handler delegates. The exit handler delegates are called after omni::application::shutdown_handler and before the program terminates.
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ERRORS
If an exception occurs on an attached delegate, it will be handled according to
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If an exception occurs on an attached delegate, it will be handled according to
omni::sync::user_thread_exception and omni::sync::unhandled_thread_exception.
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CONSIDERATIONS
This function will only have an effect if you have explicitly called one of the
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This function will only have an effect if you have explicitly called one of the
omni::application::run functions to block the main thread until program completion.
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NOTES
This handler is called before the main program exits whereas the
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This handler is called before the main program exits whereas the
omni::application::shutdown_handler is called before the function omni::application::run return.
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