testing/test-cases/NSAddImage-loaded.dtest/main.c

   1 // BUILD(macos):  $CC main.c            -o $BUILD_DIR/NSAddImage-loaded.exe -Wno-deprecated-declarations
   2
   3 // BUILD(ios,tvos,watchos,bridgeos):
   4
   5 // RUN:  ./NSAddImage-loaded.exe return
   6
   7
   8
   9 #include <stdio.h>
  10 #include <string.h>
  11 #include <dlfcn.h>
  12 #include <mach-o/dyld.h>
  13
  14 #include "test_support.h"
  15
  16 int main(int argc, const char* argv[], const char* envp[], const char* apple[]) {
  17     // verify value is returned for image already loaded
  18     const struct mach_header* mh = NSAddImage("/usr/lib/libSystem.B.dylib", NSADDIMAGE_OPTION_RETURN_ONLY_IF_LOADED);
  19     if ( mh == NULL )
  20         FAIL("Could not find mh for libSystem.B.dylib");
  21
  22     // verify existing dylib is not loaded if it is not already loaded
  23     mh = NSAddImage("/usr/lib/libz.dylib", NSADDIMAGE_OPTION_RETURN_ONLY_IF_LOADED);
  24     if ( mh != NULL )
  25         FAIL("Found mh for unloaded dylib libz.dylib");
  26
  27     PASS("Success");
  28 }
  29