elf/tst-array2dep.c

   1 #include <unistd.h>
   2
   3 /* Give init non-default priority so that it runs before init_array.  */
   4 static void init (void) __attribute__ ((constructor (1000)));
   5
   6 static void
   7 init (void)
   8 {
   9   write (STDOUT_FILENO, "DSO init\n", 9);
  10 }
  11
  12 /* Give fini the same priority as init.  */
  13 static void fini (void) __attribute__ ((destructor (1000)));
  14
  15 static void
  16 fini (void)
  17 {
  18   write (STDOUT_FILENO, "DSO fini\n", 9);
  19 }
  20
  21 static void
  22 init_0 (void)
  23 {
  24   write (STDOUT_FILENO, "DSO init array 0\n", 17);
  25 }
  26
  27 static void
  28 init_1 (void)
  29 {
  30   write (STDOUT_FILENO, "DSO init array 1\n", 17);
  31 }
  32
  33 static void
  34 init_2 (void)
  35 {
  36   write (STDOUT_FILENO, "DSO init array 2\n", 17);
  37 }
  38
  39 void (*init_array []) (void)
  40      __attribute__ ((section (".init_array"), aligned (sizeof (void *)))) =
  41 {
  42   &init_0,
  43   &init_1,
  44   &init_2
  45 };
  46
  47 static void
  48 fini_0 (void)
  49 {
  50   write (STDOUT_FILENO, "DSO fini array 0\n", 17);
  51 }
  52
  53 static void
  54 fini_1 (void)
  55 {
  56   write (STDOUT_FILENO, "DSO fini array 1\n", 17);
  57 }
  58
  59 static void
  60 fini_2 (void)
  61 {
  62   write (STDOUT_FILENO, "DSO fini array 2\n", 17);
  63 }
  64
  65 void (*fini_array []) (void)
  66      __attribute__ ((section (".fini_array"), aligned (sizeof (void *)))) =
  67 {
  68   &fini_0,
  69   &fini_1,
  70   &fini_2
  71 };