test/load-reentrant.m

   1 /*
   2 TEST_BUILD
   3     $C{COMPILE} $DIR/load-reentrant.m -o load-reentrant.exe
   4     $C{COMPILE} $DIR/load-reentrant2.m -o libload-reentrant2.dylib -bundle -bundle_loader load-reentrant.exe
   5 END
   6 */
   7
   8 #include "test.h"
   9 #include <dlfcn.h>
  10
  11 int state1 = 0;
  12 int *state2_p;
  13
  14 OBJC_ROOT_CLASS
  15 @interface One @end
  16 @implementation One
  17 +(void)load
  18 {
  19     state1 = 111;
  20
  21     // Re-entrant +load doesn't get to complete until we do
  22     void *dlh = dlopen("libload-reentrant2.dylib", RTLD_LAZY);
  23     testassert(dlh);
  24     state2_p = (int *)dlsym(dlh, "state2");
  25     testassert(state2_p);
  26     testassert(*state2_p == 0);
  27
  28     state1 = 1;
  29 }
  30 @end
  31
  32 int main()
  33 {
  34     testassert(state1 == 1  &&  state2_p  &&  *state2_p == 2);
  35     succeed(__FILE__);
  36 }