1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 | #include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <assert.h>
#include "clog.h"
void print_five_fives() {
printf("55555\n");
}
int main(int argc, char* argv[]) {
// Declare a variable named “fn_to_call” of type…
// «address of function returning void and taking no parameters»
// … and initialize it to the address of the print_five_fives() function.
void (*fn_to_call)() = print_five_fives;
// This line (↑) does not actually call any function. It is just declaring
// and initializing a variable.
// Call the function at the address fn_to_call();
fn_to_call();
log_addr(fn_to_call);
return EXIT_SUCCESS;
}
/* vim: set tabstop=4 shiftwidth=4 fileencoding=utf-8 noexpandtab: */
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