File size: 4,298 Bytes
1ce325b
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
cmake_minimum_required(VERSION 3.1)

if (WIN32)
    set(Boost_USE_STATIC_LIBS OFF)
    # The auto-linking feature has problems with USE_STATIC_LIBS off, so we use
    # BOOST_ALL_NO_LIB to turn it off.
    # Several boost libraries headers aren't configured correctly if
    # USE_STATIC_LIBS is off, so we explicitly say they are dynamic with the
    # remaining definitions.
    add_definitions(-DBOOST_ALL_NO_LIB -DBOOST_PROGRAM_OPTIONS_DYN_LINK -DBOOST_IOSTREAMS_DYN_LINK -DBOOST_THREAD_DYN_LINK)
endif( )

# Define a single cmake project
project(kenlm)

option(FORCE_STATIC "Build static executables" OFF)
option(COMPILE_TESTS "Compile tests" OFF)
option(ENABLE_PYTHON "Build Python bindings" OFF)
# Eigen3 less than 3.1.0 has a race condition: http://eigen.tuxfamily.org/bz/show_bug.cgi?id=466
find_package(Eigen3 3.1.0 CONFIG)
include(CMakeDependentOption)
cmake_dependent_option(ENABLE_INTERPOLATE "Build interpolation program (depends on Eigen3)" ON "EIGEN3_FOUND AND NOT WIN32" OFF)

if (FORCE_STATIC)
  #presumably overkill, is there a better way?
  #http://cmake.3232098.n2.nabble.com/Howto-compile-static-executable-td5580269.html
  set(Boost_USE_STATIC_LIBS ON)
  set_property(GLOBAL PROPERTY LINK_SEARCH_START_STATIC ON)
  set_property(GLOBAL PROPERTY LINK_SEARCH_END_STATIC ON)
  set(BUILD_SHARED_LIBRARIES OFF)
  if (MSVC)
	set(flag_vars
	  CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_RELEASE
	  CMAKE_CXX_FLAGS_MINSIZEREL CMAKE_CXX_FLAGS_RELWITHDEBINFO
	  CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
	  CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO)
	  foreach(flag_var ${flag_vars})
	    if(${flag_var} MATCHES "/MD")
	      string(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
	    endif(${flag_var} MATCHES "/MD")
	  endforeach(flag_var)
  else (MSVC)
    if (NOT CMAKE_C_COMPILER_ID MATCHES ".*Clang")
      set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static-libgcc -static-libstdc++ -static")
    endif ()
  set(CMAKE_FIND_LIBRARY_SUFFIXES ".a")
  endif ()
  #Annoyingly the exectuables say "File not found" unless these are set
  set(CMAKE_EXE_LINK_DYNAMIC_C_FLAGS)
  set(CMAKE_EXE_LINK_DYNAMIC_CXX_FLAGS)
  set(CMAKE_SHARED_LIBRARY_C_FLAGS)
  set(CMAKE_SHARED_LIBRARY_CXX_FLAGS)
  set(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS)
  set(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS)
endif ()

# Compile all executables into bin/
set(EXECUTABLE_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin)

# Compile all libraries into lib/
set(LIBRARY_OUTPUT_PATH ${PROJECT_BINARY_DIR}/lib)

if (NOT CMAKE_BUILD_TYPE)
  set(CMAKE_BUILD_TYPE Release)
endif()

if (COMPILE_TESTS)
  # Tell cmake that we want unit tests to be compiled
  include(CTest)
  enable_testing()
endif()

# Add our CMake helper functions
include(cmake/KenLMFunctions.cmake)

if(MSVC)
  set(CMAKE_C_FLAGS "${CMAKE_CXX_FLAGS} /w34716")
  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /w34716")
endif()

# And our helper modules
list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake/modules)

# We need boost
find_package(Boost 1.41.0 REQUIRED COMPONENTS
  program_options
  system
  thread
  unit_test_framework
)

# Define where include files live
include_directories(${Boost_INCLUDE_DIRS})

set(THREADS_PREFER_PTHREAD_FLAG ON)
find_package(Threads REQUIRED)

# Process subdirectories
add_subdirectory(util)
add_subdirectory(lm)

if(ENABLE_PYTHON)
  add_subdirectory(python)
endif()

# Install targets
install(EXPORT kenlmTargets
  FILE kenlmTargets.cmake
  NAMESPACE kenlm::
  DESTINATION share/kenlm/cmake
)

foreach(SUBDIR IN ITEMS util util/double-conversion util/stream lm lm/builder lm/common lm/filter lm/interpolate)
  file(GLOB HEADERS ${CMAKE_CURRENT_LIST_DIR}/${SUBDIR}/*.h ${CMAKE_CURRENT_LIST_DIR}/${SUBDIR}/*.hh)
  install(FILES ${HEADERS} DESTINATION include/kenlm/${SUBDIR} COMPONENT headers)
endforeach(SUBDIR)

# Config
include(CMakePackageConfigHelpers)
# generate the config file that is includes the exports
configure_package_config_file(${PROJECT_SOURCE_DIR}/cmake/kenlmConfig.cmake.in
  "${CMAKE_CURRENT_BINARY_DIR}/kenlmConfig.cmake"
  INSTALL_DESTINATION share/kenlm/cmake
  NO_SET_AND_CHECK_MACRO
  NO_CHECK_REQUIRED_COMPONENTS_MACRO
  )
# install the configuration file
install(FILES
  ${CMAKE_CURRENT_BINARY_DIR}/kenlmConfig.cmake
  DESTINATION share/kenlm/cmake
  )