115 lines
4.1 KiB
CMake
115 lines
4.1 KiB
CMake
# https://cristianadam.eu/20190501/bundling-together-static-libraries-with-cmake/
|
|
function(bundle_static_library tgt_name bundled_tgt_name library_name)
|
|
list(APPEND static_libs ${tgt_name})
|
|
set(dep_libs "")
|
|
|
|
function(_recursively_collect_dependencies input_target)
|
|
set(_input_link_libraries LINK_LIBRARIES)
|
|
get_target_property(_input_type ${input_target} TYPE)
|
|
if (${_input_type} STREQUAL "INTERFACE_LIBRARY")
|
|
set(_input_link_libraries INTERFACE_LINK_LIBRARIES)
|
|
endif()
|
|
get_target_property(public_dependencies ${input_target} ${_input_link_libraries})
|
|
foreach(dependency IN LISTS public_dependencies)
|
|
if(TARGET ${dependency})
|
|
get_target_property(alias ${dependency} ALIASED_TARGET)
|
|
if (TARGET ${alias})
|
|
set(dependency ${alias})
|
|
endif()
|
|
get_target_property(_type ${dependency} TYPE)
|
|
if (${_type} STREQUAL "STATIC_LIBRARY")
|
|
list(APPEND static_libs ${dependency})
|
|
endif()
|
|
|
|
get_property(library_already_added
|
|
GLOBAL PROPERTY _${tgt_name}_static_bundle_${dependency})
|
|
if (NOT library_already_added)
|
|
set_property(GLOBAL PROPERTY _${tgt_name}_static_bundle_${dependency} ON)
|
|
_recursively_collect_dependencies(${dependency})
|
|
endif()
|
|
elseif(dependency)
|
|
list(APPEND dep_libs ${dependency})
|
|
endif()
|
|
endforeach()
|
|
set(static_libs ${static_libs} PARENT_SCOPE)
|
|
set(dep_libs ${dep_libs} PARENT_SCOPE)
|
|
endfunction()
|
|
|
|
_recursively_collect_dependencies(${tgt_name})
|
|
|
|
list(REMOVE_DUPLICATES static_libs)
|
|
list(REMOVE_DUPLICATES dep_libs)
|
|
|
|
set(bundled_tgt_full_name
|
|
${CMAKE_BINARY_DIR}/${CMAKE_STATIC_LIBRARY_PREFIX}${library_name}${CMAKE_STATIC_LIBRARY_SUFFIX})
|
|
|
|
if (APPLE)
|
|
find_program(lib_tool libtool REQUIRED)
|
|
|
|
foreach(tgt IN LISTS static_libs)
|
|
list(APPEND static_libs_full_names $<TARGET_FILE:${tgt}>)
|
|
endforeach()
|
|
|
|
add_custom_command(
|
|
COMMAND ${lib_tool} -static -o ${bundled_tgt_full_name} ${static_libs_full_names}
|
|
OUTPUT ${bundled_tgt_full_name}
|
|
COMMENT "Bundling ${bundled_tgt_name}"
|
|
VERBATIM)
|
|
elseif(UNIX)
|
|
file(WRITE ${CMAKE_BINARY_DIR}/${bundled_tgt_name}.ar.in
|
|
"CREATE ${bundled_tgt_full_name}\n" )
|
|
|
|
foreach(tgt IN LISTS static_libs)
|
|
file(APPEND ${CMAKE_BINARY_DIR}/${bundled_tgt_name}.ar.in
|
|
"ADDLIB $<TARGET_FILE:${tgt}>\n")
|
|
endforeach()
|
|
|
|
file(APPEND ${CMAKE_BINARY_DIR}/${bundled_tgt_name}.ar.in "SAVE\n")
|
|
file(APPEND ${CMAKE_BINARY_DIR}/${bundled_tgt_name}.ar.in "END\n")
|
|
|
|
file(GENERATE
|
|
OUTPUT ${CMAKE_BINARY_DIR}/${bundled_tgt_name}.ar
|
|
INPUT ${CMAKE_BINARY_DIR}/${bundled_tgt_name}.ar.in)
|
|
|
|
set(ar_tool ${CMAKE_AR})
|
|
if (CMAKE_INTERPROCEDURAL_OPTIMIZATION)
|
|
set(ar_tool ${CMAKE_CXX_COMPILER_AR})
|
|
endif()
|
|
|
|
add_custom_command(
|
|
COMMAND ${ar_tool} -M < ${CMAKE_BINARY_DIR}/${bundled_tgt_name}.ar
|
|
OUTPUT ${bundled_tgt_full_name}
|
|
COMMENT "Bundling ${bundled_tgt_name}"
|
|
VERBATIM)
|
|
elseif(WIN32)
|
|
# https://stackoverflow.com/a/38096930/1806760
|
|
get_filename_component(vs_bin_path "${CMAKE_LINKER}" DIRECTORY)
|
|
|
|
find_program(lib_tool lib HINTS "${vs_bin_path}" REQUIRED)
|
|
|
|
foreach(tgt IN LISTS static_libs)
|
|
list(APPEND static_libs_full_names $<TARGET_FILE:${tgt}>)
|
|
endforeach()
|
|
|
|
add_custom_command(
|
|
COMMAND ${lib_tool} /NOLOGO /OUT:${bundled_tgt_full_name} ${static_libs_full_names}
|
|
OUTPUT ${bundled_tgt_full_name}
|
|
COMMENT "Bundling ${bundled_tgt_name}"
|
|
VERBATIM)
|
|
else()
|
|
message(FATAL_ERROR "Unknown bundle scenario!")
|
|
endif()
|
|
|
|
add_custom_target(bundling_target ALL DEPENDS ${bundled_tgt_full_name})
|
|
add_dependencies(bundling_target ${tgt_name})
|
|
|
|
add_library(${bundled_tgt_name} STATIC IMPORTED)
|
|
set_target_properties(${bundled_tgt_name}
|
|
PROPERTIES
|
|
IMPORTED_LOCATION ${bundled_tgt_full_name}
|
|
INTERFACE_INCLUDE_DIRECTORIES $<TARGET_PROPERTY:${tgt_name},INTERFACE_INCLUDE_DIRECTORIES>
|
|
INTERFACE_LINK_LIBRARIES "${dep_libs}")
|
|
#IMPORTED_LINK_INTERFACE_LIBRARIES "${dep_libs}") # Deprecated
|
|
add_dependencies(${bundled_tgt_name} bundling_target)
|
|
|
|
endfunction() |