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Improve documentation in CMakeLists.txt

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Signed-off-by: David Shah <davey1576@gmail.com>
This commit is contained in:
David Shah 2018-06-02 13:48:12 +02:00
parent 363ddd0f3c
commit efcf4412ee
1 changed files with 12 additions and 3 deletions
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15
CMakeLists.txt
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@ -1,11 +1,12 @@
# TODO: sensible minimum CMake version # TODO: sensible minimum CMake version
cmake_minimum_required(VERSION 3.3) cmake_minimum_required(VERSION 3.3)
project(nextpnr) project(nextpnr)
# List of families to build
set(FAMILIES dummy ice40) set(FAMILIES dummy ice40)
set(CMAKE_CXX_STANDARD 11) set(CMAKE_CXX_STANDARD 11)
# set(CMAKE_CXX_FLAGS "-Wall -pedantic -Wextra -Werror") # set(CMAKE_CXX_FLAGS "-Wall -pedantic -Wextra -Werror")
set(CMAKE_DEFIN) set(CMAKE_DEFIN)
# List of Boost libraries to include
set(boost_libs filesystem thread) set(boost_libs filesystem thread)
# TODO: sensible minimum Python version # TODO: sensible minimum Python version
find_package(PythonInterp 3.5 REQUIRED) find_package(PythonInterp 3.5 REQUIRED)
@ -14,7 +15,9 @@ find_package(PythonLibs 3.5 REQUIRED)
find_package(Boost REQUIRED COMPONENTS ${boost_libs}) find_package(Boost REQUIRED COMPONENTS ${boost_libs})
# Find Boost::Python of a suitable version in a cross-platform way # Find Boost::Python of a suitable version in a cross-platform way
# Some distributions (Arch) call it libboost_python3, others such as Ubuntu
# call it libboost_python35. In the latter case we must consider all minor versions
# Original source: https://github.com/BVLC/caffe/blob/master/cmake/Dependencies.cmake#L148
set(version ${PYTHONLIBS_VERSION_STRING}) set(version ${PYTHONLIBS_VERSION_STRING})
STRING(REGEX REPLACE "[^0-9]" "" boost_py_version ${version}) STRING(REGEX REPLACE "[^0-9]" "" boost_py_version ${version})
@ -46,12 +49,18 @@ aux_source_directory(common/ COMMON_FILES)
foreach (family ${FAMILIES}) foreach (family ${FAMILIES})
string(TOUPPER ${family} ufamily) string(TOUPPER ${family} ufamily)
aux_source_directory(${family}/ ${ufamily}_FILES) aux_source_directory(${family}/ ${ufamily}_FILES)
# Add the CLI binary target
add_executable(nextpnr-${family} ${COMMON_FILES} ${${ufamily}_FILES}) add_executable(nextpnr-${family} ${COMMON_FILES} ${${ufamily}_FILES})
# TODO: also build an importable Python module # Add the importable Python module target
PYTHON_ADD_MODULE(nextpnrpy_${family} ${COMMON_FILES} ${${ufamily}_FILES}) PYTHON_ADD_MODULE(nextpnrpy_${family} ${COMMON_FILES} ${${ufamily}_FILES})
# Add any new per-architecture targets here
# Set ${family_targets} to the list of targets being build for this family
set(family_targets nextpnr-${family} nextpnrpy_${family}) set(family_targets nextpnr-${family} nextpnrpy_${family})
# Include the family-specific CMakeFile
include(${family}/family.cmake) include(${family}/family.cmake)
foreach (target ${family_targets}) foreach (target ${family_targets})
# Include family-specific source files to all family targets and set defines appropriately
target_include_directories(${target} PRIVATE ${family}/) target_include_directories(${target} PRIVATE ${family}/)
target_compile_definitions(${target} PRIVATE ARCH_${ufamily} ARCHNAME=${family}) target_compile_definitions(${target} PRIVATE ARCH_${ufamily} ARCHNAME=${family})
target_link_libraries(${target} LINK_PUBLIC ${Boost_LIBRARIES} ${PYTHON_LIBRARIES}) target_link_libraries(${target} LINK_PUBLIC ${Boost_LIBRARIES} ${PYTHON_LIBRARIES})