glibc/elf/tst-array5.c

#include <string.h>
#include <unistd.h>

static void
preinit_0 (int argc __attribute__ ((unused)), char **argv)
{
  char *p = strrchr (argv [0], '/');

  if (p == NULL)
      return;

  p++;
  size_t len = strlen (p);
  write (STDOUT_FILENO, "preinit array in executable: ", 29);
  write (STDOUT_FILENO, p, len);
  write (STDOUT_FILENO, "\n", 1);
}

void (*const preinit_array []) (int, char **)
     __attribute__ ((section (".preinit_array"), aligned (sizeof (void *)))) =
{
  &preinit_0,
};

static void
init_0 (int argc __attribute__ ((unused)), char **argv)
{
  char *p = strrchr (argv [0], '/');

  if (p == NULL)
      return;

  p++;
  size_t len = strlen (p);
  write (STDOUT_FILENO, "init array in executable: ", 26);
  write (STDOUT_FILENO, p, len);
  write (STDOUT_FILENO, "\n", 1);
}

void (*const init_array []) (int, char **)
     __attribute__ ((section (".init_array"), aligned (sizeof (void *)))) =
{
  &init_0,
};

int
main (void)
{
  return 0;
}