CMakeLists.txt

   1 cmake_minimum_required (VERSION 2.6 FATAL_ERROR)
   2 cmake_policy (VERSION 2.6.0)
   3
   4 set(CMAKE_SKIP_RPATH FALSE)
   5 set(CMAKE_SKIP_BUILD_RPATH  FALSE)
   6
   7 project (eblob)
   8 FILE (READ "${CMAKE_CURRENT_SOURCE_DIR}/debian/changelog" DEBCHANGELOG)
   9
  10 string(REGEX MATCH "([0-9]+\\.[0-9]+\\.[0-9]+)" DEBFULLVERSION "${DEBCHANGELOG}")
  11 STRING (REGEX MATCH "([0-9]+\\.[0-9]+)" EBLOB_VERSION_ABI "${DEBFULLVERSION}")
  12 STRING (REGEX MATCH "([0-9]+$)" EBLOB_VERSION_MINOR "${DEBFULLVERSION}")
  13
  14 set(EBLOB_VERSION "${EBLOB_VERSION_ABI}.${EBLOB_VERSION_MINOR}")
  15
  16 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/Modules/")
  17
  18 option(WITH_ASSERTS "Enable asserts" OFF)
  19 option(WITH_PYTHON "Build python bindings" ON)
  20 option(WITH_EXAMPLES "Build examples" ON)
  21 option(WITH_SNAPPY "Enable Snappy support" ON)
  22
  23 include(CheckAtomic)
  24 include(TestBigEndian)
  25
  26 include_directories(${CMAKE_BINARY_DIR}/include/)
  27
  28 # Turn off aserts
  29 if(!WITH_ASSERTS)
  30     add_definitions(-DNDEBUG)
  31 endif()
  32 message(STATUS "Asserts are: ${WITH_ASSERTS}")
  33
  34 # Test endianess
  35 test_big_endian(HAVE_BIG_ENDIAN)
  36 if(HAVE_BIG_ENDIAN)
  37     add_definitions(-DBYTEORDER=4321)
  38     add_definitions(-DWORDS_BIGENDIAN=1)
  39 else()
  40     add_definitions(-DBYTEORDER=1234)
  41 endif()
  42
  43 if (UNIX OR MINGW)
  44     #
  45     # Strict Aliasing notes:
  46     #   Currently there are couple of memory aliases represented by char** and
  47     #     void** casts in blob.c and mobjects.c
  48     #   GCC prints warnings if compiling with -fstrict-aliasing
  49     #   One can increase verbosity by setting -Wstrict-aliasing=2
  50     #
  51     # Useful warning options not implied by -Wall and -Wextra:
  52     #   -Wredundant-decls
  53     #   -Wmissing-declarations
  54     #   -Wstrict-overflow=4
  55     #
  56     add_definitions(-Wall -Wextra -fstack-protector-all -fno-strict-aliasing)
  57 endif()
  58 if (${CMAKE_SYSTEM_NAME} MATCHES BSD)
  59     add_definitions(-D__BSD_VISIBLE=1)
  60 endif()
  61
  62 # Check for threads
  63 if (UNIX AND BSD)
  64     set(CMAKE_THREAD_LIBS -pthread)
  65     set(CMAKE_USE_PTHREADS ON)
  66     set(CMAKE_EXE_LINKER_FLAGS -pthread)
  67 endif()
  68
  69 set(CMAKE_THREAD_PREFER_PTHREAD ON)
  70 find_package(Threads REQUIRED)
  71 include(CheckThreadSpinlock)
  72
  73 # Check for boost
  74 #set(Boost_USE_STATIC_LIBS ON)
  75 #set(Boost_USE_STLPORT ON)
  76 find_package(Boost REQUIRED COMPONENTS iostreams thread system regex python)
  77 message(STATUS "Boost information:")
  78 message(STATUS "  Boost_INCLUDE_DIRS: ${Boost_INCLUDE_DIRS}")
  79 message(STATUS "  Boost_LIBRARY_DIRS: ${Boost_LIBRARY_DIRS}")
  80 message(STATUS "  Boost_LIBRARIES: ${Boost_LIBRARIES}")
  81 include_directories(${Boost_INCLUDE_DIRS})
  82 link_directories(${Boost_LIBRARY_DIRS})
  83
  84 # Check for snappy - unusual dependency, it doesn't use pkgconfig
  85 if (WITH_SNAPPY)
  86     find_package(SNAPPY REQUIRED)
  87     include_directories(${SNAPPY_INCLUDE_DIR})
  88     add_definitions(-DHAVE_SNAPPY_SUPPORT)
  89 endif()
  90
  91 # Check for python
  92 if(WITH_PYTHON)
  93     find_package(PythonLibs REQUIRED)
  94     message(STATUS "Python includes are situated in (${PYTHON_INCLUDE_PATH}, ${PYTHON_INCLUDE_DIRS})")
  95     include_directories(${PYTHON_INCLUDE_PATH})
  96     include_directories(${PYTHON_INCLUDE_DIRS})
  97 endif()
  98
  99 # Check for posix_fadvise
 100 include(CheckSymbolExists)
 101 check_symbol_exists(posix_fadvise "fcntl.h" HAVE_POSIX_FADVISE)
 102 if (HAVE_POSIX_FADVISE)
 103     add_definitions(-DHAVE_POSIX_FADVISE)
 104 endif()
 105
 106 # Collect all libraries together
 107 set(EBLOB_LIBRARIES ${CMAKE_THREAD_LIBS_INIT} ${SNAPPY_LIBRARIES})
 108 set(EBLOB_CPP_LIBRARIES ${CMAKE_THREAD_LIBS_INIT} ${Boost_IOSTREAMS_LIBRARY} ${Boost_THREAD_LIBRARY} ${Boost_REGEX_LIBRARY})
 109 set(EBLOB_PYTHON_LIBRARIES ${Boost_PYTHON_LIBRARY} ${PYTHON_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT})
 110
 111 # Build parts
 112 add_subdirectory(library)
 113 if (WITH_EXAMPLES)
 114     add_subdirectory(example)
 115 endif()
 116 add_subdirectory(bindings)
 117
 118 install(FILES
 119     include/eblob/eblob.hpp
 120     include/eblob/blob.h
 121     DESTINATION include/eblob/
 122     )