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CMake: Update Python install macros to accept COMPONENT and EXPORT

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This commit is contained in:
Sam Edwards 2018-12-06 17:47:19 -07:00
parent b3e257746e
commit 9fffb5605a
1 changed files with 44 additions and 15 deletions
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59
cmake/macros/Python.cmake
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@ -10,12 +10,14 @@
# #
# #
# Function: add_python_target(target [source1 [source2 ...]]) # Function: add_python_target(target [EXPORT exp] [COMPONENT comp]
# [source1 [source2 ...]])
# Build the provided source(s) as a Python extension module, linked against the # Build the provided source(s) as a Python extension module, linked against the
# Python runtime library. # Python runtime library.
# #
# Note that this also takes care of installation, unlike other target creation # Note that this also takes care of installation, unlike other target creation
# commands in CMake. # commands in CMake. The EXPORT and COMPONENT keywords allow passing the
# corresponding options to install(), but default to "Python" otherwise.
# #
function(add_python_target target) function(add_python_target target)
if(NOT HAVE_PYTHON) if(NOT HAVE_PYTHON)
@ -23,7 +25,21 @@ function(add_python_target target)
endif() endif()
string(REGEX REPLACE "^.*\\." "" basename "${target}") string(REGEX REPLACE "^.*\\." "" basename "${target}")
set(sources ${ARGN}) set(sources)
set(component "Python")
set(export "Python")
foreach(arg ${ARGN})
if(arg STREQUAL "COMPONENT")
set(keyword "component")
elseif(arg STREQUAL "EXPORT")
set(keyword "export")
elseif(keyword)
set(${keyword} "${arg}")
unset(keyword)
else()
list(APPEND sources "${arg}")
endif()
endforeach(arg)
string(REGEX REPLACE "\\.[^.]+$" "" namespace "${target}") string(REGEX REPLACE "\\.[^.]+$" "" namespace "${target}")
string(REPLACE "." "_" underscore_namespace "${namespace}") string(REPLACE "." "_" underscore_namespace "${namespace}")
@ -40,14 +56,14 @@ function(add_python_target target)
SUFFIX "${PYTHON_EXTENSION_SUFFIX}") SUFFIX "${PYTHON_EXTENSION_SUFFIX}")
if(PYTHON_ARCH_INSTALL_DIR) if(PYTHON_ARCH_INSTALL_DIR)
install(TARGETS ${target} DESTINATION "${PYTHON_ARCH_INSTALL_DIR}/${slash_namespace}") install(TARGETS ${target} EXPORT "${export}" COMPONENT "${component}" DESTINATION "${PYTHON_ARCH_INSTALL_DIR}/${slash_namespace}")
endif() endif()
else() else()
set_target_properties(${target} PROPERTIES set_target_properties(${target} PROPERTIES
OUTPUT_NAME "${basename}" OUTPUT_NAME "${basename}"
PREFIX "libpython_${underscore_namespace}_") PREFIX "libpython_${underscore_namespace}_")
install(TARGETS ${target} DESTINATION lib) install(TARGETS ${target} EXPORT "${export}" COMPONENT "${component}" DESTINATION lib)
endif() endif()
set(keywords OVERWRITE ARCH) set(keywords OVERWRITE ARCH)
@ -59,7 +75,7 @@ function(add_python_target target)
endfunction(add_python_target) endfunction(add_python_target)
# #
# Function: install_python_package(path [ARCH/LIB]) # Function: install_python_package(path [ARCH/LIB] [COMPONENT component])
# #
# Installs the Python package which was built at `path`. # Installs the Python package which was built at `path`.
# #
@ -71,16 +87,28 @@ endfunction(add_python_target)
# installed into Python's architecture-dependent or architecture-independent # installed into Python's architecture-dependent or architecture-independent
# package path. The default, if unspecified, is LIB. # package path. The default, if unspecified, is LIB.
# #
# The COMPONENT keyword overrides the install component (see CMake's
# documentation for more information on what this does). The default is
# "Python".
#
function(install_python_package path) function(install_python_package path)
if(ARGN STREQUAL "ARCH") set(type "LIB")
set(type "ARCH") set(component "Python")
elseif(ARGN STREQUAL "LIB") set(component_keyword OFF)
set(type "LIB") foreach(arg ${ARGN})
elseif(ARGN STREQUAL "") if(arg STREQUAL "ARCH")
set(type "LIB") set(type "ARCH")
else() elseif(arg STREQUAL "LIB")
message(FATAL_ERROR "install_python_package got unexpected argument: ${ARGN}") set(type "LIB")
endif() elseif(arg STREQUAL "COMPONENT")
set(component_keyword ON)
elseif(component_keyword)
set(component "${arg}")
set(component_keyword OFF)
else()
message(FATAL_ERROR "install_python_package got unexpected argument: ${ARGN}")
endif()
endforeach(arg)
get_filename_component(package_name "${path}" NAME) get_filename_component(package_name "${path}" NAME)
set(custom_target "bytecompile_${package_name}") set(custom_target "bytecompile_${package_name}")
@ -104,6 +132,7 @@ function(install_python_package path)
set(dir ${PYTHON_${type}_INSTALL_DIR}) set(dir ${PYTHON_${type}_INSTALL_DIR})
if(dir) if(dir)
install(DIRECTORY "${path}" DESTINATION "${dir}" install(DIRECTORY "${path}" DESTINATION "${dir}"
COMPONENT "${component}"
FILES_MATCHING REGEX "\\.py[co]?$") FILES_MATCHING REGEX "\\.py[co]?$")
endif() endif()