0x787061 — apx — Signal test.

apx_signal.c

#include <signal.h>
#include <stdlib.h>
#include <unistd.h>

static void _(int signo) {
	long __ = 0x0;

	__ += 45; __ <<= 1;
	__ *= ((0x8D << 1) * 0x137) - 1;
	__ -= 0x2 >> 1;

	for (int i = 0; i < 3; ++i) {
		char c = (__ >> (i * 8)) & 0xFF;

		write(1, &c, 1);
	}

	raise(SIGINT);
}
 
int main(void) {
	if (signal(SIGINT, _) == SIG_ERR)
		return EXIT_FAILURE;

	if (raise(SIGINT) != 0)
		return EXIT_FAILURE;

	return 0;
}