Tests/RunCMake/CheckSourceCompiles/CheckOBJCSourceCompiles.cmake

   1 enable_language (OBJC)
   2 include(CheckOBJCSourceCompiles)
   3
   4 set(OBJC 1) # test that this is tolerated
   5
   6 check_objc_source_compiles("I don't build in Objective-C" SHOULD_FAIL)
   7 if(SHOULD_FAIL)
   8   message(SEND_ERROR "invalid OBJC source didn't fail.")
   9 endif()
  10
  11 check_objc_source_compiles([[
  12   #import <Foundation/Foundation.h>
  13   int main() {
  14     NSObject *foo;
  15     return 0;
  16   }
  17 ]] SHOULD_BUILD)
  18
  19 if(NOT SHOULD_BUILD)
  20   message(SEND_ERROR "Test fail for valid OBJC source.")
  21 endif()