test/load-noobjc.m

   1 /*
   2 TEST_BUILD
   3     $C{COMPILE} $DIR/load-noobjc.m -o load-noobjc.exe
   4     $C{COMPILE} $DIR/load-noobjc2.m -o libload-noobjc2.dylib -bundle -bundle_loader load-noobjc.exe
   5     $C{COMPILE} $DIR/load-noobjc3.m -o libload-noobjc3.dylib -bundle -bundle_loader load-noobjc.exe
   6 END
   7 */
   8
   9 #include "test.h"
  10 #include <dlfcn.h>
  11
  12 int state = 0;
  13 semaphore_t go;
  14
  15 void *thread(void *arg __unused)
  16 {
  17     dlopen("libload-noobjc2.dylib", RTLD_LAZY);
  18     fail("dlopen should not have returned");
  19 }
  20
  21 int main()
  22 {
  23     semaphore_create(mach_task_self(), &go, SYNC_POLICY_FIFO, 0);
  24
  25     pthread_t th;
  26     pthread_create(&th, nil, &thread, nil);
  27
  28     // Wait for thread to stop in libload-noobjc2's +load method.
  29     semaphore_wait(go);
  30
  31     // run nooobjc3's constructor function.
  32     // There's no objc code here so it shouldn't require the +load lock.
  33     void *dlh = dlopen("libload-noobjc3.dylib", RTLD_LAZY);
  34     testassert(dlh);
  35     testassert(state == 1);
  36
  37     succeed(__FILE__);
  38 }