xref: /llvm-project/lldb/bindings/python/CMakeLists.txt (revision 622df0ee9226b90e924538909337d55333d5d2fa)
1set(SWIG_EXTRA_FLAGS -c++ -threads -python)
2
3if ("${SWIG_VERSION}" VERSION_LESS "4.1.0")
4  set(SWIG_EXTRA_FLAGS ${SWIG_EXTRA_FLAGS} -py3)
5  message(STATUS "SWIG version ${SWIG_VERSION} uses `-py3` flag.")
6endif()
7
8add_custom_command(
9  OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/LLDBWrapPython.cpp
10  OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/lldb.py
11  DEPENDS ${SWIG_SOURCES}
12  DEPENDS ${SWIG_INTERFACES}
13  DEPENDS ${SWIG_HEADERS}
14  DEPENDS lldb-sbapi-dwarf-enums
15  COMMAND ${SWIG_EXECUTABLE}
16      ${SWIG_COMMON_FLAGS}
17      -I${CMAKE_CURRENT_SOURCE_DIR}
18      ${SWIG_EXTRA_FLAGS}
19      -outdir ${CMAKE_CURRENT_BINARY_DIR}
20      -o ${CMAKE_CURRENT_BINARY_DIR}/LLDBWrapPython.cpp
21      ${CMAKE_CURRENT_SOURCE_DIR}/python.swig
22  VERBATIM
23  COMMENT "Building LLDB Python wrapper")
24
25add_custom_target(swig_wrapper_python ALL DEPENDS
26  ${CMAKE_CURRENT_BINARY_DIR}/LLDBWrapPython.cpp
27  ${CMAKE_CURRENT_BINARY_DIR}/lldb.py
28)
29
30if (NOT WIN32)
31add_custom_command(
32  OUTPUT  ${LLVM_RUNTIME_OUTPUT_INTDIR}/lldb-python
33  VERBATIM
34  COMMAND ${CMAKE_COMMAND} -E copy lldb-python ${LLVM_RUNTIME_OUTPUT_INTDIR}/lldb-python
35  WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
36)
37add_custom_target(lldb-python-wrapper ALL DEPENDS
38  ${LLVM_RUNTIME_OUTPUT_INTDIR}/lldb-python
39)
40endif()
41
42function(create_python_package swig_target working_dir pkg_dir)
43  cmake_parse_arguments(ARG "NOINIT" "" "FILES" ${ARGN})
44  if(ARG_FILES)
45    set(copy_cmd COMMAND ${CMAKE_COMMAND} -E copy ${ARG_FILES} ${pkg_dir})
46  endif()
47  if(NOT ARG_NOINIT)
48    set(init_cmd COMMAND ${Python3_EXECUTABLE}
49        "${LLDB_SOURCE_DIR}/bindings/python/createPythonInit.py"
50        "${pkg_dir}" ${ARG_FILES})
51  endif()
52  add_custom_command(TARGET ${swig_target} POST_BUILD VERBATIM
53    COMMAND ${CMAKE_COMMAND} -E make_directory ${pkg_dir}
54    ${copy_cmd}
55    ${init_cmd}
56    WORKING_DIRECTORY ${working_dir})
57endfunction()
58
59function(finish_swig_python swig_target lldb_python_bindings_dir lldb_python_target_dir)
60  # Add a Post-Build Event to copy over Python files and create the symlink to
61  # liblldb.so for the Python API(hardlink on Windows).
62  add_custom_target(${swig_target} ALL VERBATIM
63    COMMAND ${CMAKE_COMMAND} -E make_directory ${lldb_python_target_dir}
64    DEPENDS ${lldb_python_bindings_dir}/lldb.py
65    COMMENT "Python script sym-linking LLDB Python API")
66
67  add_custom_command(TARGET ${swig_target} POST_BUILD VERBATIM
68    COMMAND ${CMAKE_COMMAND} -E copy
69      "${lldb_python_bindings_dir}/lldb.py"
70      "${lldb_python_target_dir}/__init__.py")
71
72  add_custom_command(TARGET ${swig_target} POST_BUILD VERBATIM
73    COMMAND ${CMAKE_COMMAND} -E copy
74      "${LLDB_SOURCE_DIR}/source/Interpreter/embedded_interpreter.py"
75      "${lldb_python_target_dir}")
76
77  # Distribute the examples as python packages.
78  create_python_package(
79    ${swig_target}
80    ${lldb_python_target_dir}
81    "formatters/cpp"
82    FILES "${LLDB_SOURCE_DIR}/examples/synthetic/gnu_libstdcpp.py"
83          "${LLDB_SOURCE_DIR}/examples/synthetic/libcxx.py")
84
85  create_python_package(
86    ${swig_target}
87    ${lldb_python_target_dir}
88    "formatters"
89    FILES "${LLDB_SOURCE_DIR}/examples/summaries/cocoa/cache.py"
90          "${LLDB_SOURCE_DIR}/examples/summaries/synth.py"
91          "${LLDB_SOURCE_DIR}/examples/summaries/cocoa/metrics.py"
92          "${LLDB_SOURCE_DIR}/examples/summaries/cocoa/attrib_fromdict.py"
93          "${LLDB_SOURCE_DIR}/examples/summaries/cocoa/Logger.py")
94
95  create_python_package(
96    ${swig_target}
97    ${lldb_python_target_dir}
98    "utils"
99    FILES "${LLDB_SOURCE_DIR}/examples/python/in_call_stack.py"
100          "${LLDB_SOURCE_DIR}/examples/python/symbolication.py"
101  )
102
103  create_python_package(
104    ${swig_target}
105    ${lldb_python_target_dir}
106    "plugins"
107    FILES
108    "${LLDB_SOURCE_DIR}/examples/python/templates/parsed_cmd.py"
109    "${LLDB_SOURCE_DIR}/examples/python/templates/scripted_process.py"
110    "${LLDB_SOURCE_DIR}/examples/python/templates/scripted_platform.py"
111    "${LLDB_SOURCE_DIR}/examples/python/templates/operating_system.py"
112    "${LLDB_SOURCE_DIR}/examples/python/templates/scripted_thread_plan.py"
113    )
114
115  if(APPLE)
116    create_python_package(
117      ${swig_target}
118      ${lldb_python_target_dir} "macosx"
119      FILES "${LLDB_SOURCE_DIR}/examples/python/crashlog.py"
120            "${LLDB_SOURCE_DIR}/examples/python/crashlog_scripted_process.py"
121            "${LLDB_SOURCE_DIR}/examples/darwin/heap_find/heap.py")
122
123    create_python_package(
124      ${swig_target}
125      ${lldb_python_target_dir} "macosx/heap"
126      FILES "${LLDB_SOURCE_DIR}/examples/darwin/heap_find/heap/heap_find.cpp"
127            "${LLDB_SOURCE_DIR}/examples/darwin/heap_find/heap/Makefile"
128            NOINIT)
129
130    create_python_package(
131      ${swig_target}
132      ${lldb_python_target_dir} "diagnose"
133      FILES "${LLDB_SOURCE_DIR}/examples/python/diagnose_unwind.py"
134            "${LLDB_SOURCE_DIR}/examples/python/diagnose_nsstring.py")
135  endif()
136
137  if(LLDB_BUILD_FRAMEWORK)
138    set(LIBLLDB_SYMLINK_DEST "${LLDB_FRAMEWORK_ABSOLUTE_BUILD_DIR}/LLDB.framework/LLDB")
139  else()
140    set(LIBLLDB_SYMLINK_DEST "${LLVM_SHLIB_OUTPUT_INTDIR}/liblldb${CMAKE_SHARED_LIBRARY_SUFFIX}")
141  endif()
142  set(LIBLLDB_SYMLINK_OUTPUT_FILE "_lldb${LLDB_PYTHON_EXT_SUFFIX}")
143  create_relative_symlink(${swig_target} ${LIBLLDB_SYMLINK_DEST}
144                          ${lldb_python_target_dir} ${LIBLLDB_SYMLINK_OUTPUT_FILE})
145
146
147  if (NOT WIN32)
148  add_dependencies(${swig_target} lldb-python-wrapper)
149  endif()
150
151  if(NOT LLDB_BUILD_FRAMEWORK)
152    set(LLDB_ARGDUMPER_FILENAME "lldb-argdumper${CMAKE_EXECUTABLE_SUFFIX}")
153    create_relative_symlink(${swig_target} "${LLVM_RUNTIME_OUTPUT_INTDIR}/${LLDB_ARGDUMPER_FILENAME}"
154                            ${lldb_python_target_dir} ${LLDB_ARGDUMPER_FILENAME})
155  endif()
156
157  add_dependencies(${swig_target} swig_wrapper_python liblldb lldb-argdumper)
158  set_target_properties(${swig_target} swig_wrapper_python PROPERTIES FOLDER "lldb misc")
159
160  # Ensure we do the python post-build step when building lldb.
161  add_dependencies(lldb ${swig_target})
162
163  # Install the LLDB python module
164  if(LLDB_BUILD_FRAMEWORK)
165    set(LLDB_PYTHON_INSTALL_PATH ${LLDB_FRAMEWORK_INSTALL_DIR}/LLDB.framework/Versions/${LLDB_FRAMEWORK_VERSION}/Resources/Python)
166  else()
167    set(LLDB_PYTHON_INSTALL_PATH ${LLDB_PYTHON_RELATIVE_PATH})
168  endif()
169  if (NOT CMAKE_CFG_INTDIR STREQUAL  ".")
170    string(REPLACE ${CMAKE_CFG_INTDIR} "\$\{CMAKE_INSTALL_CONFIG_NAME\}" LLDB_PYTHON_INSTALL_PATH ${LLDB_PYTHON_INSTALL_PATH})
171    string(REPLACE ${CMAKE_CFG_INTDIR} "\$\{CMAKE_INSTALL_CONFIG_NAME\}" lldb_python_target_dir ${lldb_python_target_dir})
172  endif()
173  set(python_scripts_target "${swig_target}-scripts")
174  set(python_scripts_install_target "install-${python_scripts_target}")
175  add_custom_target(${python_scripts_target})
176  add_dependencies(${python_scripts_target} ${swig_target})
177  install(DIRECTORY ${lldb_python_target_dir}/../
178          DESTINATION ${LLDB_PYTHON_INSTALL_PATH}
179          COMPONENT ${python_scripts_target})
180  if (NOT LLVM_ENABLE_IDE)
181    add_llvm_install_targets(${python_scripts_install_target}
182                             COMPONENT ${python_scripts_target}
183                             DEPENDS ${python_scripts_target})
184  endif()
185
186  # Add a Post-Build Event to copy the custom Python DLL to the lldb binaries dir so that Windows can find it when launching
187  # lldb.exe or any other executables that were linked with liblldb.
188  if (WIN32 AND NOT "${PYTHON_DLL}" STREQUAL "")
189    # When using the Visual Studio CMake generator the lldb binaries end up in Release/bin, Debug/bin etc.
190    file(TO_NATIVE_PATH "${CMAKE_BINARY_DIR}/${CMAKE_CFG_INTDIR}/bin" LLDB_BIN_DIR)
191    file(TO_NATIVE_PATH "${PYTHON_DLL}" PYTHON_DLL_NATIVE_PATH)
192    add_custom_command(
193      TARGET ${swig_target}
194      POST_BUILD
195      COMMAND ${CMAKE_COMMAND} -E copy ${PYTHON_DLL_NATIVE_PATH} ${LLDB_BIN_DIR} VERBATIM
196      COMMENT "Copying Python DLL to LLDB binaries directory.")
197  endif()
198endfunction()
199