[cmake-commits] king committed example_exe.cxx NONE 1.1 example_mod_1.c NONE 1.1

[cmake-commits at cmake.org]

Update of /cvsroot/CMake/CMake/Tests/Plugin/src
In directory public:/mounts/ram/cvs-serv31953/src

Added Files:
	example_exe.cxx example_mod_1.c 
Log Message:
ENH: Added test for executables with plugins that use an API exported by the executable itself.


--- NEW FILE: example_mod_1.c ---
#include <example.h>

#include <stdio.h>

#if defined(_WIN32)
# define MODULE_EXPORT __declspec(dllexport)
#else
# define MODULE_EXPORT
#endif

MODULE_EXPORT int example_mod_1_function()
{
  int result = example_exe_function() + 456;
  printf("world\n");
  return result;
}

--- NEW FILE: example_exe.cxx ---
#include <example.h>

#include <kwsys/DynamicLoader.hxx>
#include <kwsys/ios/iostream>
#include <kwsys/stl/string>

#include <stdio.h>

// Implement the ABI used by plugins.
extern "C" int example_exe_function()
{
  kwsys_ios::cout << "hello" << kwsys_ios::endl;
  return 123;
}

#ifdef CMAKE_INTDIR
# define CONFIG_DIR "/" CMAKE_INTDIR
#else
# define CONFIG_DIR ""
#endif

int main()
{
  kwsys_stl::string libName = "lib/plugin" CONFIG_DIR "/";
  libName += kwsys::DynamicLoader::LibPrefix();
  libName += "example_mod_1";
  libName += kwsys::DynamicLoader::LibExtension();
  kwsys::DynamicLoader::LibraryHandle handle =
    kwsys::DynamicLoader::OpenLibrary(libName.c_str());
  if(!handle)
    {
    kwsys_ios::cerr << "Could not open plugin \""
                    << libName << "\"!" << kwsys_ios::endl;
    return 1;
    }
  kwsys::DynamicLoader::SymbolPointer sym =
    kwsys::DynamicLoader::GetSymbolAddress(handle, "example_mod_1_function");
  if(!sym)
    {
    kwsys_ios::cerr
      << "Could not get plugin symbol \"example_mod_1_function\"!"
      << kwsys_ios::endl;
    return 1;
    }
  int(*f)() = reinterpret_cast<int(*)()>(sym);
  if(f() != (123+456))
    {
    kwsys_ios::cerr << "Incorrect return value from plugin!"
                    << kwsys_ios::endl;
    return 1;
    }
  return 0;
}