aboutsummaryrefslogtreecommitdiffstats
path: root/sources/shiboken2/CMakeLists.txt
blob: 06b95176754301955d125d11fa62c43729ea79a6 (plain)
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
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
Include(icecc.cmake)
project(shiboken2)

cmake_minimum_required(VERSION 3.1)
cmake_policy(VERSION 3.1)

set(CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake/Modules/
                      ${CMAKE_MODULE_PATH})

find_package(Qt5 REQUIRED COMPONENTS Core Xml XmlPatterns)

add_definitions(${Qt5Core_DEFINITIONS})

set(shiboken_MAJOR_VERSION "2")
set(shiboken_MINOR_VERSION "0")
set(shiboken_MICRO_VERSION "0")
set(shiboken2_VERSION "${shiboken_MAJOR_VERSION}.${shiboken_MINOR_VERSION}.${shiboken_MICRO_VERSION}")

option(BUILD_TESTS "Build tests." TRUE)
option(USE_PYTHON_VERSION "Use specific python version to build shiboken2." "")

if (USE_PYTHON_VERSION)
    find_package(PythonInterp ${USE_PYTHON_VERSION} REQUIRED)
    find_package(PythonLibs ${USE_PYTHON_VERSION} REQUIRED)
else()
    find_package(PythonInterp 2.6)
    find_package(PythonLibs 2.6)
endif()

macro(get_python_arch)
  execute_process(
    COMMAND ${PYTHON_EXECUTABLE} -c "if True:
       import sys
       print('64' if sys.maxsize > 2**31-1 else '32')
       "
    OUTPUT_VARIABLE PYTHON_ARCH
    OUTPUT_STRIP_TRAILING_WHITESPACE)
  message("PYTHON_ARCH:             " ${PYTHON_ARCH})
endmacro()

if (NOT PYTHON_ARCH)
    get_python_arch()
endif()

set(CLANG_DIR "")
set(CLANG_DIR_SOURCE "")

if (DEFINED ENV{LLVM_INSTALL_DIR})
    set(CLANG_DIR $ENV{LLVM_INSTALL_DIR})
    string(REPLACE "_ARCH_" "${PYTHON_ARCH}" CLANG_DIR "${CLANG_DIR}")
    set(CLANG_DIR_SOURCE "LLVM_INSTALL_DIR")
elseif (DEFINED ENV{CLANG_INSTALL_DIR})
    set(CLANG_DIR $ENV{CLANG_INSTALL_DIR})
    string(REPLACE "_ARCH_" "${PYTHON_ARCH}" CLANG_DIR "${CLANG_DIR}")
    set(CLANG_DIR_SOURCE "CLANG_INSTALL_DIR")
else ()
    EXEC_PROGRAM("llvm-config" ARGS "--prefix" OUTPUT_VARIABLE CLANG_DIR)
    set(CLANG_DIR_SOURCE "llvm-config")
    if (NOT "${CLANG_DIR}" STREQUAL "")
        EXEC_PROGRAM("llvm-config" ARGS "--version" OUTPUT_VARIABLE CLANG_VERSION)
        if (CLANG_VERSION VERSION_LESS 3.9)
            message(FATAL_ERROR "LLVM version 3.9 is required (llvm-config detected ${CLANG_VERSION} at ${CLANG_DIR}).")
        endif()
    endif()
endif()

if ("${CLANG_DIR}" STREQUAL "")
    message(FATAL_ERROR "Unable to detect CLANG location by checking LLVM_INSTALL_DIR, CLANG_INSTALL_DIR or running llvm-config.")
elseif (NOT IS_DIRECTORY ${CLANG_DIR})
    message(FATAL_ERROR "${CLANG_DIR} detected by ${CLANG_DIR_SOURCE} does not exist.")
endif()

set(CLANG_LIB_NAME "clang")
if(MSVC)
    set(CLANG_LIB_NAME "libclang")
endif()

find_library(CLANG_LIBRARY ${CLANG_LIB_NAME} HINTS ${CLANG_DIR}/lib)
if (NOT EXISTS ${CLANG_LIBRARY})
    message(FATAL_ERROR "Unable to find Clang library ${CLANG_LIB_NAME} in ${CLANG_DIR}.")
endif()

message(STATUS "CLANG: ${CLANG_DIR}, ${CLANG_LIBRARY} detected by ${CLANG_DIR_SOURCE}")

# Find highest version clang builtin includes folder to pass along to shiboken.
set(CLANG_BUILTIN_INCLUDES_DIR_PREFIX ${CLANG_DIR}/lib/clang)
file(GLOB CLANG_BUILTIN_INCLUDES_DIR_VERSIONS "${CLANG_BUILTIN_INCLUDES_DIR_PREFIX}/*")

# Sort in alphabetical order the list of version folders.
list(SORT CLANG_BUILTIN_INCLUDES_DIR_VERSIONS)

# Reverse it so the first element is the highest version.
list(REVERSE CLANG_BUILTIN_INCLUDES_DIR_VERSIONS)

message(STATUS "Found the following CLANG builtins includes directories: ${CLANG_BUILTIN_INCLUDES_DIR_VERSIONS}")
if(CLANG_BUILTIN_INCLUDES_DIR_VERSIONS)
    # Get highest version.
    list(GET CLANG_BUILTIN_INCLUDES_DIR_VERSIONS 0 CLANG_BUILTIN_INCLUDES_DIR_HIGHEST_VERSION)
    if (CLANG_BUILTIN_INCLUDES_DIR_HIGHEST_VERSION)
        # Set the final variable to the full include path to pass along to shiboken.
        set(CLANG_BUILTIN_INCLUDES_DIR "${CLANG_BUILTIN_INCLUDES_DIR_HIGHEST_VERSION}/include")
    endif()
endif()
message(STATUS "CLANG builtins includes directory chosen: ${CLANG_BUILTIN_INCLUDES_DIR}")

set(CLANG_EXTRA_INCLUDES ${CLANG_DIR}/include)
set(CLANG_EXTRA_LIBRARIES ${CLANG_LIBRARY})

## For debugging the PYTHON* variables
message("PYTHONLIBS_FOUND: " ${PYTHONLIBS_FOUND})
message("PYTHON_LIBRARIES: " ${PYTHON_LIBRARIES})
message("PYTHON_INCLUDE_DIRS: " ${PYTHON_INCLUDE_DIRS})
message("PYTHON_DEBUG_LIBRARIES: " ${PYTHON_DEBUG_LIBRARIES})
message("PYTHONINTERP_FOUND: " ${PYTHONINTERP_FOUND})
message("PYTHON_EXECUTABLE: " ${PYTHON_EXECUTABLE})
message("PYTHON_VERSION: " ${PYTHON_VERSION_MAJOR}.${PYTHON_VERSION_MINOR}.${PYTHON_VERSION_PATCH})

macro(get_python_extension_suffix)
  # Result of imp.get_suffixes() depends on the platform, but generally looks something like:
  # [('.cpython-34m-x86_64-linux-gnu.so', 'rb', 3), ('.cpython-34m.so', 'rb', 3),
  # ('.abi3.so', 'rb', 3), ('.so', 'rb', 3), ('.py', 'r', 1), ('.pyc', 'rb', 2)]
  # We pick the first most detailed one, strip of the file extension part.

  execute_process(
    COMMAND ${PYTHON_EXECUTABLE} -c "if True:
       import imp, re
       first_suffix = imp.get_suffixes()[0][0]
       res = re.search(r'^(.+)\\.', first_suffix)
       if res:
           first_suffix = res.group(1)
       else:
           first_suffix = ''
       print(first_suffix)
       "
    OUTPUT_VARIABLE PYTHON_EXTENSION_SUFFIX
    OUTPUT_STRIP_TRAILING_WHITESPACE)
  message("PYTHON_EXTENSION_SUFFIX: " ${PYTHON_EXTENSION_SUFFIX})
endmacro()


if (NOT PYTHON_EXTENSION_SUFFIX)
  get_python_extension_suffix()
endif()

if (NOT PYTHON_CONFIG_SUFFIX)
  if (PYTHON_VERSION_MAJOR EQUAL 2)
      set(PYTHON_CONFIG_SUFFIX "-python${PYTHON_VERSION_MAJOR}.${PYTHON_VERSION_MINOR}")
      if (PYTHON_EXTENSION_SUFFIX)
          set(PYTHON_CONFIG_SUFFIX "${PYTHON_CONFIG_SUFFIX}${PYTHON_EXTENSION_SUFFIX}")
      endif()
  elseif (PYTHON_VERSION_MAJOR EQUAL 3)
      set(PYTHON_CONFIG_SUFFIX "${PYTHON_EXTENSION_SUFFIX}")
  endif()
endif()

if (NOT PYTHON_SHARED_LIBRARY_SUFFIX)
  set(PYTHON_SHARED_LIBRARY_SUFFIX "${PYTHON_CONFIG_SUFFIX}")

  # Append a "v" to disambiguate the python version and the shiboken version in the
  # shared library file name.
  if (APPLE AND PYTHON_VERSION_MAJOR EQUAL 2)
      set(PYTHON_SHARED_LIBRARY_SUFFIX "${PYTHON_SHARED_LIBRARY_SUFFIX}v")
  endif()
endif()


message(STATUS "PYTHON_EXTENSION_SUFFIX:      ${PYTHON_EXTENSION_SUFFIX}")
message(STATUS "PYTHON_CONFIG_SUFFIX:         ${PYTHON_CONFIG_SUFFIX}")
message(STATUS "PYTHON_SHARED_LIBRARY_SUFFIX: ${PYTHON_SHARED_LIBRARY_SUFFIX}")


if (NOT PYTHON_SITE_PACKAGES)
    execute_process(
        COMMAND ${PYTHON_EXECUTABLE} -c "if True:
            from distutils import sysconfig
            from os.path import sep
            print(sysconfig.get_python_lib(1, 0, prefix='${CMAKE_INSTALL_PREFIX}').replace(sep, '/'))
            "
        OUTPUT_VARIABLE PYTHON_SITE_PACKAGES
        OUTPUT_STRIP_TRAILING_WHITESPACE)
    if (NOT PYTHON_SITE_PACKAGES)
        message(FATAL_ERROR "Could not detect Python module installation directory.")
    elseif (APPLE)
        message(STATUS "!!! The generated bindings will be installed on ${PYTHON_SITE_PACKAGES}, is it right!?")
    endif()
endif()

if(MSVC)
    # Qt5: this flag has changed from /Zc:wchar_t- in Qt4.X
    set(CMAKE_CXX_FLAGS "/Zc:wchar_t /GR /EHsc /DWIN32 /D_WINDOWS /D_SCL_SECURE_NO_WARNINGS")
else()
    if(CMAKE_HOST_UNIX AND NOT CYGWIN)
        add_definitions(-fPIC)
        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -fvisibility=hidden -Wno-strict-aliasing")
    endif()
    set(CMAKE_CXX_FLAGS_DEBUG "-g")
    option(ENABLE_GCC_OPTIMIZATION "Enable specific GCC flags to optimization library size and performance. Only available on Release Mode" 0)
    if(ENABLE_GCC_OPTIMIZATION)
        set(CMAKE_BUILD_TYPE Release)
        set(CMAKE_CXX_FLAGS_RELEASE "-DNDEBUG -Os -Wl,-O1")
        if(NOT CMAKE_HOST_APPLE)
            set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wl,--hash-style=gnu")
        endif()
    endif()
endif()

set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -D QT_NO_CAST_FROM_ASCII -D QT_NO_CAST_TO_ASCII")

# Force usage of the C++11 standard, without a silent fallback
# to C++98 if the compiler does not support C++11.
set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

set(LIB_SUFFIX "" CACHE STRING "Define suffix of directory name (32/64)" )
set(LIB_INSTALL_DIR "${CMAKE_INSTALL_PREFIX}/lib${LIB_SUFFIX}" CACHE PATH "The subdirectory relative to the install prefix where libraries will be installed (default is /lib${LIB_SUFFIX})" FORCE)

if (WIN32)
    set(PATH_SEP "\;")
else()
    set(PATH_SEP ":")
endif()

if(CMAKE_HOST_APPLE)
    set(OSX_USE_LIBCPP "OFF" CACHE BOOL "Explicitly link the libc++ standard library (useful for osx deployment targets lower than 10.9.")
    if(OSX_USE_LIBCPP)
        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
    endif()
endif()

add_subdirectory(ApiExtractor)

set(generator_plugin_DIR ${LIB_INSTALL_DIR}/generatorrunner${generator_SUFFIX})

# uninstall target
configure_file("${CMAKE_CURRENT_SOURCE_DIR}/cmake_uninstall.cmake"
               "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
               IMMEDIATE @ONLY)
add_custom_target(uninstall "${CMAKE_COMMAND}"
                  -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")


# Detect if the python libs were compiled in debug mode
# On Linux distros there is no standard way to check that.
execute_process(
    COMMAND ${PYTHON_EXECUTABLE} -c "if True:
        is_py_debug = False
        import sys
        try:
            sys_py_debug = sys.pydebug
            if sys_py_debug:
                is_py_debug = True
        except:
            pass

        try:
            from distutils import sysconfig
            config_py_debug = sysconfig.get_config_var('Py_DEBUG')
            if config_py_debug:
                is_py_debug = True
        except:
            pass

        print(bool(is_py_debug))
        "
    OUTPUT_VARIABLE PYTHON_WITH_DEBUG
    OUTPUT_STRIP_TRAILING_WHITESPACE)

# Detect if python interpeter was compiled with COUNT_ALLOCS define
# Linux distros are inconsistent in setting the sysconfig.get_config_var('COUNT_ALLOCS') value
execute_process(
    COMMAND ${PYTHON_EXECUTABLE} -c "if True:
        count_allocs = False
        import sys
        try:
            if sys.getcounts:
                count_allocs = True
        except:
            pass

        print(bool(count_allocs))
        "
    OUTPUT_VARIABLE PYTHON_WITH_COUNT_ALLOCS
    OUTPUT_STRIP_TRAILING_WHITESPACE)

set(SHIBOKEN_BUILD_TYPE "Release")
if(CMAKE_BUILD_TYPE STREQUAL "Debug")
    if(NOT PYTHON_DEBUG_LIBRARIES)
        message(WARNING "Python debug shared library not found; assuming python was built with shared library support disabled.")
    endif()

    if(NOT PYTHON_WITH_DEBUG)
        message(WARNING "Compiling shiboken2 with debug enabled, but the python executable was not compiled with debug support.")
    else()
        add_definitions("-DPy_DEBUG")
        set(SBK_ADD_PY_DEBUG_DEFINITION "add_definitions(\"-DPy_DEBUG\")")
        set(SBK_PKG_CONFIG_PY_DEBUG_DEFINITION " -DPy_DEBUG")
    endif()

    if (PYTHON_WITH_COUNT_ALLOCS)
        add_definitions("-DCOUNT_ALLOCS")
        set(SBK_ADD_PY_DEBUG_DEFINITION "${SBK_ADD_PY_DEBUG_DEFINITION} \nadd_definitions(\"-DCOUNT_ALLOCS\")")
        set(SBK_PKG_CONFIG_PY_DEBUG_DEFINITION "${SBK_PKG_CONFIG_PY_DEBUG_DEFINITION} -DCOUNT_ALLOCS")
    endif()

    set(SBK_PYTHON_LIBRARIES ${PYTHON_DEBUG_LIBRARIES})
    set(SHIBOKEN_BUILD_TYPE "Debug")
else()
    set(SBK_PYTHON_LIBRARIES ${PYTHON_LIBRARIES})
    add_definitions("-DNDEBUG")
endif()

if(APPLE)
    set(SBK_PYTHON_LIBRARIES "-undefined dynamic_lookup")
endif()

if(CMAKE_VERSION VERSION_LESS 2.8)
    set(SBK_PYTHON_INCLUDE_DIR ${PYTHON_INCLUDE_PATH})
else()
    set(SBK_PYTHON_INCLUDE_DIR ${PYTHON_INCLUDE_DIRS})
endif()

add_subdirectory(libshiboken)
add_subdirectory(doc)

# deps found, compile the generator.
if (Qt5Core_FOUND AND PYTHONINTERP_FOUND)
    add_subdirectory(generator)
    add_subdirectory(shibokenmodule)

    if (BUILD_TESTS)
        enable_testing()
        add_subdirectory(tests)
    endif()
else()
    message(WARNING "Some dependencies were not found, shiboken2 generator compilation disabled!")
endif()

add_subdirectory(data)

# dist target
set(ARCHIVE_NAME ${CMAKE_PROJECT_NAME}-${shiboken2_VERSION})
add_custom_target(dist
    COMMAND mkdir -p "${CMAKE_BINARY_DIR}/${ARCHIVE_NAME}" &&
            git log > "${CMAKE_BINARY_DIR}/${ARCHIVE_NAME}/ChangeLog" &&
            git archive --prefix=${ARCHIVE_NAME}/ HEAD --format=tar --output="${CMAKE_BINARY_DIR}/${ARCHIVE_NAME}.tar" &&
            tar -C "${CMAKE_BINARY_DIR}" --owner=root --group=root -r "${ARCHIVE_NAME}/ChangeLog" -f "${CMAKE_BINARY_DIR}/${ARCHIVE_NAME}.tar" &&
            bzip2 -f9 "${CMAKE_BINARY_DIR}/${ARCHIVE_NAME}.tar" &&
            echo "Source package created at ${CMAKE_BINARY_DIR}/${ARCHIVE_NAME}.tar.bz2."
    WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})