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Manpages ON_EXITSection: Linux Programmer's Manual (3 )Updated: 1993-04-02 Index Return to Main Contents NAMEon_exit - register a function to be called at normal program termination.SYNOPSIS#include <stdlib.h> int on_exit(void (*function)(int , void *), void *arg); DESCRIPTIONThe on_exit() function registers the given function to be called at normal program termination, whether via exit(3) or via return from the program's main. The function is passed the argument to exit(3) and the arg argument from on_exit().RETURN VALUEThe on_exit() function returns the value 0 if successful; otherwise the value -1 is returned.SEE ALSOatexit(3), exit(3)
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