| // This header is included in all the test programs (C and C++) and provides a |
| // hook for dealing with platform-specifics. |
| #if defined(_WIN32) || defined(_WIN64) |
| #ifdef COMPILING_LLDB_TEST_DLL |
| #define LLDB_TEST_API __declspec(dllexport) |
| #else |
| #define LLDB_TEST_API __declspec(dllimport) |
| #endif |
| #else |
| #define LLDB_TEST_API |
| #endif |
| |
| #if defined(__cplusplus) && defined(_MSC_VER) && (_HAS_EXCEPTIONS == 0) |
| // Compiling MSVC libraries with _HAS_EXCEPTIONS=0, eliminates most but not all |
| // calls to __uncaught_exception. Unfortunately, it does seem to eliminate |
| // the delcaration of __uncaught_excpeiton. Including <eh.h> ensures that it is |
| // declared. This may not be necessary after MSVC 12. |
| #include <eh.h> |
| #endif |
| |
| #if defined(_WIN32) |
| #define LLVM_PRETTY_FUNCTION __FUNCSIG__ |
| #else |
| #define LLVM_PRETTY_FUNCTION LLVM_PRETTY_FUNCTION |
| #endif |
| |
| |
| // On some systems (e.g., some versions of linux) it is not possible to attach to a process |
| // without it giving us special permissions. This defines the lldb_enable_attach macro, which |
| // should perform any such actions, if needed by the platform. This is a macro instead of a |
| // function to avoid the need for complex linking of the test programs. |
| #if defined(__linux__) |
| #include <sys/prctl.h> |
| |
| // Android API <= 16 does not have these defined. |
| #ifndef PR_SET_PTRACER |
| #define PR_SET_PTRACER 0x59616d61 |
| #endif |
| #ifndef PR_SET_PTRACER_ANY |
| #define PR_SET_PTRACER_ANY ((unsigned long)-1) |
| #endif |
| |
| // For now we execute on best effort basis. If this fails for some reason, so be it. |
| #define lldb_enable_attach() \ |
| do \ |
| { \ |
| const int prctl_result = prctl(PR_SET_PTRACER, PR_SET_PTRACER_ANY, 0, 0, 0); \ |
| (void)prctl_result; \ |
| } while (0) |
| |
| #else // not linux |
| |
| #define lldb_enable_attach() |
| |
| #endif |
| |
| #if defined(__APPLE__) && defined(LLDB_USING_LIBSTDCPP) |
| |
| // on Darwin, libstdc++ is missing <atomic>, so this would cause any test to fail building |
| // since this header file is being included in every C-family test case, we need to not include it |
| // on Darwin, most tests use libc++ by default, so this will only affect tests that explicitly require libstdc++ |
| |
| #else |
| #ifdef __cplusplus |
| #include <atomic> |
| |
| // Note that although hogging the CPU while waiting for a variable to change |
| // would be terrible in production code, it's great for testing since it |
| // avoids a lot of messy context switching to get multiple threads synchronized. |
| |
| typedef std::atomic<int> pseudo_barrier_t; |
| #define pseudo_barrier_wait(barrier) \ |
| do \ |
| { \ |
| --(barrier); \ |
| while ((barrier).load() > 0) \ |
| ; \ |
| } while (0) |
| |
| #define pseudo_barrier_init(barrier, count) \ |
| do \ |
| { \ |
| (barrier) = (count); \ |
| } while (0) |
| #endif // __cplusplus |
| #endif // defined(__APPLE__) && defined(LLDB_USING_LIBSTDCPP) |