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cmake_minimum_required(VERSION 3.15)
cmake_policy(VERSION 3.15)
project(osmium LANGUAGES CXX)
option(WITH_LZ4 "Build with lz4 support for PBF files" ON)
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
message(STATUS "Module path: ${CMAKE_MODULE_PATH}")
set(PYBIND11_FINDPYTHON ON)
find_package(pybind11 CONFIG REQUIRED)
if(SKBUILD_STATE STREQUAL "sdist")
#######################################################################
# source dist collection
#
include(FetchContent)
FetchContent_Declare(libosmium
GIT_REPOSITORY https://github.com/osmcode/libosmium
GIT_TAG 97dccf105391d410701ae8bd52170dc0ee041373 # release 2.23.1
SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/contrib/libosmium
SOURCE_SUBDIR cmake
GIT_SUBMODULES_RECURSE OFF)
FetchContent_Declare(protozero
GIT_REPOSITORY https://github.com/mapbox/protozero
GIT_TAG 89a55ad2962cca3adbe8383a4b6d9a8411352ef2 # release 1.8.1
SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/contrib/protozero
SOURCE_SUBDIR cmake
GIT_SUBMODULES_RECURSE OFF)
FetchContent_MakeAvailable(libosmium protozero)
else()
#######################################################################
# wheel build
#
set(OSMIUM_COMPONENTS io pbf xml)
if(WITH_LZ4)
find_package(LZ4)
if (LZ4_FOUND)
list(APPEND OSMIUM_COMPONENTS lz4)
message(STATUS "lz4 library found, compiling with it")
else()
message(WARNING "lz4 library not found, compiling without it")
endif()
else()
message(STATUS "Building without lz4 support: Set WITH_LZ4=ON to change this")
endif()
find_package(Osmium 2.16 REQUIRED COMPONENTS ${OSMIUM_COMPONENTS})
include_directories(SYSTEM ${OSMIUM_INCLUDE_DIRS})
if(NOT "${CMAKE_CXX_STANDARD}")
set(CMAKE_CXX_STANDARD 17)
endif()
message(STATUS "Building in C++${CMAKE_CXX_STANDARD} mode")
# Modules without any Python code and just one source file.
foreach(PYMOD geom index io area)
pybind11_add_module(${PYMOD} lib/${PYMOD}.cc)
target_link_libraries(${PYMOD} PRIVATE ${OSMIUM_LIBRARIES})
install(TARGETS ${PYMOD} DESTINATION osmium)
if(APPLE)
set_target_properties(${PYMOD} PROPERTIES CXX_VISIBILITY_PRESET "default")
endif()
endforeach()
# Modules where additional Python code is in src (C++-part will be private).
foreach(PYMOD osm replication)
pybind11_add_module(_${PYMOD} lib/${PYMOD}.cc)
target_link_libraries(_${PYMOD} PRIVATE ${OSMIUM_LIBRARIES})
install(TARGETS _${PYMOD} DESTINATION osmium/${PYMOD})
if(APPLE)
set_target_properties(_${PYMOD} PROPERTIES CXX_VISIBILITY_PRESET "default")
endif()
endforeach()
# Modules with multiple source files.
pybind11_add_module(_osmium
lib/osmium.cc
lib/merge_input_reader.cc
lib/node_location_handler.cc
lib/simple_writer.cc
lib/file_iterator.cc
lib/id_tracker.cc)
install(TARGETS _osmium DESTINATION osmium)
target_link_libraries(_osmium PRIVATE ${OSMIUM_LIBRARIES})
pybind11_add_module(filter
lib/filter.cc
lib/empty_tag_filter.cc
lib/key_filter.cc
lib/tag_filter.cc
lib/id_filter.cc
lib/entity_filter.cc
lib/geo_interface_filter.cc)
install(TARGETS filter DESTINATION osmium)
target_link_libraries(filter PRIVATE ${OSMIUM_LIBRARIES})
configure_file(cmake/version.py.tmpl version.py)
install(FILES ${PROJECT_BINARY_DIR}/version.py DESTINATION osmium)
# workaround for https://github.com/pybind/pybind11/issues/1272
if(APPLE)
set_target_properties(_osmium PROPERTIES CXX_VISIBILITY_PRESET "default")
set_target_properties(filter PROPERTIES CXX_VISIBILITY_PRESET "default")
endif()
endif()
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