# Discover the projects that use CMake in the subdirectories.
# Note that explicit cmake invocation is required every time a new project is
# added or removed.
file(GLOB entries *)
foreach(entry ${entries})
  if(IS_DIRECTORY ${entry} AND EXISTS ${entry}/CMakeLists.txt)
    if((NOT ${entry} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR}/compiler-rt) AND
       (NOT ${entry} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR}/libcxx))
      add_subdirectory(${entry})
    endif()
  endif()
endforeach(entry)

# Discover the projects that use CMake in the subdirectories.
# Note that explicit cmake invocation is required every time a new project is
# added or removed.
file(GLOB entries *)
foreach(entry ${entries})
  if(IS_DIRECTORY ${entry} AND EXISTS ${entry}/CMakeLists.txt)
    if((NOT ${entry} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR}/compiler-rt) AND
       (NOT ${entry} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR}/libcxx))
      add_subdirectory(${entry})
    endif()
  endif()
endforeach(entry)

# Also add in the compiler-rt tree if present and we have a sufficiently
# recent version of CMake.
if(${CMAKE_VERSION} VERSION_GREATER 2.8.7 AND
   IS_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/compiler-rt AND
   EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/compiler-rt/CMakeLists.txt)
  add_subdirectory(compiler-rt)
endif()

Enable recursing into the compiler-rt projcet with the CMake build.
Enable recursing into the compiler-rt projcet with the CMake build.

This only fires if using a recent enough CMake -- compiler-rt uses a few
of the more advanced features that not everyone needs.

Please let me know if anyone sees issues with this. I'll be updating
documentation and other stuff to tell people about this.

Many thanks to Alexey for doing a ton of work to get ASan's CMake build
into a really fantastic shape. =]

git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@162815 91177308-0d34-0410-b5e6-96231b3b80d8
