#include /* Give init non-default priority so that it runs before init_array. */ static void init (void) __attribute__ ((constructor (1000))); static void init (void) { write (STDOUT_FILENO, "init\n", 5); } /* Give fini the same priority as init. */ static void fini (void) __attribute__ ((destructor (1000))); static void fini (void) { write (STDOUT_FILENO, "fini\n", 5); } static void preinit_0 (void) { write (STDOUT_FILENO, "preinit array 0\n", 16); } static void preinit_1 (void) { write (STDOUT_FILENO, "preinit array 1\n", 16); } static void preinit_2 (void) { write (STDOUT_FILENO, "preinit array 2\n", 16); } void (*const preinit_array []) (void) __attribute__ ((section (".preinit_array"), aligned (sizeof (void *)))) = { &preinit_0, &preinit_1, &preinit_2 }; static void init_0 (void) { write (STDOUT_FILENO, "init array 0\n", 13); } static void init_1 (void) { write (STDOUT_FILENO, "init array 1\n", 13); } static void init_2 (void) { write (STDOUT_FILENO, "init array 2\n", 13); } void (*init_array []) (void) __attribute__ ((section (".init_array"), aligned (sizeof (void *)))) = { &init_0, &init_1, &init_2 }; static void fini_0 (void) { write (STDOUT_FILENO, "fini array 0\n", 13); } static void fini_1 (void) { write (STDOUT_FILENO, "fini array 1\n", 13); } static void fini_2 (void) { write (STDOUT_FILENO, "fini array 2\n", 13); } void (*fini_array []) (void) __attribute__ ((section (".fini_array"), aligned (sizeof (void *)))) = { &fini_0, &fini_1, &fini_2 }; int main (void) { return 0; }