__rt_exit()

Defined in rt_misc.h, this function shuts down the library but does not call functions registered with atexit(). atexit()-registered functions are called by exit().

__rt_exit() is not part of the C library standard, but the ARM C library supports it as an extension.

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void __rt_exit(int code);

Where code is not used by the standard function.

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Shuts down the C library by calling __rt_lib_shutdown(), and then calls _sys_exit() to terminate the application. Reimplement _sys_exit() rather than __rt_exit().

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This function does not return.

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