ld/testsuite/ld-auto-import/client.c

   1 #include <stdio.h>
   2
   3 extern int var;
   4 extern void (*func_ptr)(void);
   5 extern void print_var (void);
   6 extern void print_foo (void);
   7 extern int foo;
   8 extern int var2[2];
   9
  10 typedef struct
  11 {
  12   int *   var;
  13   void (* func_ptr)(void);
  14   int *   var_with_offset;
  15 }
  16 TEST;
  17
  18 TEST xyz = { & var, print_var, & var };
  19
  20 const TEST const_xyz = { & var, print_var, & var };
  21
  22 int
  23 main (void)
  24 {
  25   print_var ();
  26
  27   printf ("We see var = %d\n", var);
  28   printf ("Setting var = 456\n");
  29
  30   var = 456;
  31
  32   print_var ();
  33   printf ("We see var = %d\n\n", var);
  34
  35   var = 90;
  36   print_var ();
  37   printf ("We see var = %d\n\n", var);
  38
  39   print_foo ();
  40   printf ("We see foo = %d\n", foo);
  41   printf ("Setting foo = 19\n");
  42   foo = 19;
  43   print_foo ();
  44   printf ("We see foo = %d\n\n", foo);
  45   fflush (stdout);
  46
  47   printf ("Calling dllimported function pointer\n");
  48   func_ptr ();
  49
  50   printf ("Calling functions using global structure\n");
  51   xyz.func_ptr ();
  52   * xyz.var = 40;
  53   xyz.func_ptr ();
  54
  55   printf ("We see var2[0] = %d\n\n", var2[0]);
  56
  57   printf ("We see const xyz %x %x\n", const_xyz.var, const_xyz.var_with_offset);
  58
  59   return 0;
  60 }