C Tutorial/stdlib.h/atexit — различия между версиями
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Текущая версия на 10:32, 25 мая 2010
atexit
Item Value Header file stdlib.h Declaration int atexit(void (*func)(void)); Function causes the function pointed to by func to be called upon normal program termination. Return returns zero if the function is successfully registered as a termination function and nonzero otherwise.
At least 32 termination functions can be registered, and they will be called in the reverse order of their registration.
#include <stdlib.h>
#include <stdio.h>
void done(void);
int main(void)
{
if(atexit(done)){
printf("Error in atexit().");
}
return 0;
}
void done(void)
{
printf("Hello There");
}