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[cmake] Install in a platform-specific directory #493

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[cmake] Install in a platform-specific directory #493

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4 changes: 4 additions & 0 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,8 @@ cmake_minimum_required(VERSION 3.19)

project(SwiftTSC LANGUAGES C Swift)

list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules)

set(CMAKE_Swift_LANGUAGE_VERSION 5)
set(CMAKE_Swift_MODULE_DIRECTORY ${CMAKE_BINARY_DIR}/swift)
# TODO: lift this restriction once we have a split Swift runtime build which can
Expand All @@ -24,6 +26,8 @@ set(CMAKE_DISABLE_IN_SOURCE_BUILD YES)

option(BUILD_SHARED_LIBS "Build shared libraries by default" YES)

include(SwiftSupport)

find_package(dispatch QUIET)
find_package(Foundation QUIET)
find_package(Threads QUIET)
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6 changes: 1 addition & 5 deletions Sources/TSCBasic/CMakeLists.txt
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Expand Up @@ -71,9 +71,5 @@ target_link_libraries(TSCBasic PRIVATE
set_target_properties(TSCBasic PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES ${CMAKE_Swift_MODULE_DIRECTORY})

install(TARGETS TSCBasic
ARCHIVE DESTINATION lib
LIBRARY DESTINATION lib
RUNTIME DESTINATION bin)

_install_target(TSCBasic)
set_property(GLOBAL APPEND PROPERTY TSC_EXPORTS TSCBasic)
6 changes: 1 addition & 5 deletions Sources/TSCUtility/CMakeLists.txt
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Expand Up @@ -62,9 +62,5 @@ endif()
set_target_properties(TSCUtility PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES ${CMAKE_Swift_MODULE_DIRECTORY})

install(TARGETS TSCUtility
ARCHIVE DESTINATION lib
LIBRARY DESTINATION lib
RUNTIME DESTINATION bin)

_install_target(TSCUtility)
set_property(GLOBAL APPEND PROPERTY TSC_EXPORTS TSCUtility)
99 changes: 99 additions & 0 deletions cmake/modules/SwiftSupport.cmake
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@@ -0,0 +1,99 @@
# Returns the architecture name in a variable
#
# Usage:
# get_swift_host_arch(result_var_name)
#
# Sets ${result_var_name} with the converted architecture name derived from
# CMAKE_SYSTEM_PROCESSOR.
function(get_swift_host_arch result_var_name)
if("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "x86_64")
set("${result_var_name}" "x86_64" PARENT_SCOPE)
elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64|ARM64|arm64")
if(NOT DEFINED CMAKE_OSX_DEPLOYMENT_TARGET OR
"${CMAKE_OSX_DEPLOYMENT_TARGET}" STREQUAL "")
set("${result_var_name}" "aarch64" PARENT_SCOPE)
else()
set("${result_var_name}" "arm64" PARENT_SCOPE)
endif()
elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "ppc64")
set("${result_var_name}" "powerpc64" PARENT_SCOPE)
elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "ppc64le")
set("${result_var_name}" "powerpc64le" PARENT_SCOPE)
elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "s390x")
set("${result_var_name}" "s390x" PARENT_SCOPE)
elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "armv6l")
set("${result_var_name}" "armv6" PARENT_SCOPE)
elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "armv7-a")
set("${result_var_name}" "armv7" PARENT_SCOPE)
elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "armv7l")
set("${result_var_name}" "armv7" PARENT_SCOPE)
elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "amd64")
set("${result_var_name}" "amd64" PARENT_SCOPE)
elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "AMD64")
set("${result_var_name}" "x86_64" PARENT_SCOPE)
elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "IA64")
set("${result_var_name}" "itanium" PARENT_SCOPE)
elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "x86")
set("${result_var_name}" "i686" PARENT_SCOPE)
elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "i686")
set("${result_var_name}" "i686" PARENT_SCOPE)
else()
message(FATAL_ERROR "Unrecognized architecture on host system: ${CMAKE_SYSTEM_PROCESSOR}")
endif()
endfunction()

# Returns the os name in a variable
#
# Usage:
# get_swift_host_os(result_var_name)
#
#
# Sets ${result_var_name} with the converted OS name derived from
# CMAKE_SYSTEM_NAME.
function(get_swift_host_os result_var_name)
if(CMAKE_SYSTEM_NAME STREQUAL Darwin)
set(${result_var_name} macosx PARENT_SCOPE)
else()
string(TOLOWER ${CMAKE_SYSTEM_NAME} cmake_system_name_lc)
set(${result_var_name} ${cmake_system_name_lc} PARENT_SCOPE)
endif()
endfunction()

function(_install_target module)
get_swift_host_os(swift_os)
get_target_property(type ${module} TYPE)

if(type STREQUAL STATIC_LIBRARY)
set(swift swift_static)
else()
set(swift swift)
endif()

install(TARGETS ${module}
ARCHIVE DESTINATION lib/${swift}/${swift_os}
LIBRARY DESTINATION lib/${swift}/${swift_os}
RUNTIME DESTINATION bin)
if(type STREQUAL EXECUTABLE)
return()
endif()

get_swift_host_arch(swift_arch)
get_target_property(module_name ${module} Swift_MODULE_NAME)
if(NOT module_name)
set(module_name ${module})
endif()

if(CMAKE_SYSTEM_NAME STREQUAL Darwin)
install(FILES $<TARGET_PROPERTY:${module},Swift_MODULE_DIRECTORY>/${module_name}.swiftdoc
DESTINATION lib/${swift}/${swift_os}/${module_name}.swiftmodule
RENAME ${swift_arch}.swiftdoc)
install(FILES $<TARGET_PROPERTY:${module},Swift_MODULE_DIRECTORY>/${module_name}.swiftmodule
DESTINATION lib/${swift}/${swift_os}/${module_name}.swiftmodule
RENAME ${swift_arch}.swiftmodule)
else()
install(FILES
$<TARGET_PROPERTY:${module},Swift_MODULE_DIRECTORY>/${module_name}.swiftdoc
$<TARGET_PROPERTY:${module},Swift_MODULE_DIRECTORY>/${module_name}.swiftmodule
DESTINATION lib/${swift}/${swift_os}/${swift_arch})
endif()
endfunction()