Open-Harbor/osrm-backend
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Expose LibOSRM find_package style variable to work as subproject

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This commit is contained in:
Patrick Niklaus 2016-11-27 14:45:55 +00:00
parent ee63e39ff5
commit 4489c8dfc2
No known key found for this signature in database
GPG Key ID: E426891B5F978B1B
2 changed files with 51 additions and 19 deletions
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58
CMakeLists.txt
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@ -7,6 +7,13 @@ Please create a directory and run cmake from there, passing the path to this sou
This process created the file `CMakeCache.txt' and the directory `CMakeFiles'. Please delete them.")
endif()
# detect if this is included as subproject and if so expose
# some variables to its parent scope
get_directory_property(BUILD_AS_SUBPROJECT PARENT_DIRECTORY)
if(BUILD_AS_SUBPROJECT)
message(STATUS "Building libosrm as subproject.")
endif()
option(ENABLE_MASON "Use mason for dependencies" OFF)
option(ENABLE_CCACHE "Speed up incremental rebuilds via ccache" ON)
option(BUILD_TOOLS "Build OSRM tools" OFF)
@ -42,20 +49,25 @@ if(ENABLE_MASON)
include(${CMAKE_CURRENT_SOURCE_DIR}/third_party/mason/mason.cmake)
endif()
# be compatible with version handling before cmake 3.x
if (POLICY CMP0048)
cmake_policy(SET CMP0048 OLD)
endif()
project(OSRM C CXX)
set(OSRM_VERSION_MAJOR 5)
set(OSRM_VERSION_MINOR 4)
set(OSRM_VERSION_PATCH 0)
set(OSRM_VERSION "${OSRM_VERSION_MAJOR}.${OSRM_VERSION_MINOR}.${OSRM_VERSION_PATCH}")
# these two functions build up custom variables:
# OSRM_INCLUDE_PATHS and OSRM_DEFINES
# DEPENDENCIES_INCLUDE_DIRS and OSRM_DEFINES
# These variables we want to pass to
# include_directories and add_definitions for both
# this build and for sharing externally via pkg-config
function(add_dependency_includes includes)
list(APPEND OSRM_INCLUDE_PATHS "${includes}")
set(OSRM_INCLUDE_PATHS "${OSRM_INCLUDE_PATHS}" PARENT_SCOPE)
list(APPEND DEPENDENCIES_INCLUDE_DIRS "${includes}")
set(DEPENDENCIES_INCLUDE_DIRS "${DEPENDENCIES_INCLUDE_DIRS}" PARENT_SCOPE)
endfunction(add_dependency_includes)
function(add_dependency_defines defines)
@ -234,7 +246,7 @@ if (ENABLE_COVERAGE)
endif()
if (ENABLE_SANITIZER)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address")
set(OSRM_CFLAGS "${OSRM_CFLAGS} -fsanitize=address")
set(OSRM_CXXFLAGS "${OSRM_CXXFLAGS} -fsanitize=address")
endif()
# Configuring compilers
@ -291,7 +303,7 @@ set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} ${LINKER_FLAGS}")
# Activate C++1y
if(NOT ${CMAKE_CXX_COMPILER_ID} STREQUAL "MSVC")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++1y")
set(OSRM_CFLAGS "${OSRM_CFLAGS} -std=c++1y")
set(OSRM_CXXFLAGS "${OSRM_CXXFLAGS} -std=c++1y")
endif()
# Configuring other platform dependencies
@ -385,7 +397,6 @@ if(ENABLE_MASON)
set(LINKER_FLAGS "${TBB_LINKER_RPATHS} '-Wl,-rpath,$ORIGIN' -Wl,-z,origin")
endif()
set(OSRM_LIB_LINKER_FLAGS "${OSRM_LIB_LINKER_FLAGS} ${LINKER_FLAGS}")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${LINKER_FLAGS}")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${LINKER_FLAGS}")
set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} ${LINKER_FLAGS}")
@ -494,7 +505,7 @@ if(OPENMP_FOUND)
endif()
add_definitions(${OSRM_DEFINES})
include_directories(SYSTEM ${OSRM_INCLUDE_PATHS})
include_directories(SYSTEM ${DEPENDENCIES_INCLUDE_DIRS})
set(BOOST_BASE_LIBRARIES
${Boost_DATE_TIME_LIBRARY}
@ -629,9 +640,8 @@ install(TARGETS osrm_extract DESTINATION lib)
install(TARGETS osrm_contract DESTINATION lib)
install(TARGETS osrm_store DESTINATION lib)
foreach(lib ${ENGINE_LIBRARIES})
set(ENGINE_LIBRARY_LISTING "${ENGINE_LIBRARY_LISTING} ${lib}")
endforeach()
# Setup exporting variables for pkgconfig and subproject
#
if(BUILD_DEBIAN_PACKAGE)
include(CPackDebianConfig)
@ -643,9 +653,31 @@ function(JOIN VALUES GLUE OUTPUT)
set (${OUTPUT} "${_TMP_STR}" PARENT_SCOPE)
endfunction()
# Set up variables, then write to pkgconfig file
JOIN("${OSRM_DEFINES}" " " OSRM_DEFINES_STRING)
JOIN("-I${OSRM_INCLUDE_PATHS}" " -I" OSRM_INCLUDE_PATHS_STRING)
JOIN("${OSRM_DEFINES}" " " TMP_OSRM_DEFINES)
set(LibOSRM_CXXFLAGS "${OSRM_CXXFLAGS} ${TMP_OSRM_DEFINES}")
if(BUILD_AS_SUBPROJECT)
set(LibOSRM_CXXFLAGS "${LibOSRM_CXXFLAGS}" PARENT_SCOPE)
set(LibOSRM_INCLUDE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/include" PARENT_SCOPE)
set(LibOSRM_LIBRARY_DIR "${CMAKE_CURRENT_BINARY_DIR}" PARENT_SCOPE)
set(LibOSRM_LIBRARIES "osrm" PARENT_SCOPE)
set(LibOSRM_DEPENDENT_LIBRARIES "${ENGINE_LIBRARIES}" PARENT_SCOPE)
set(LibOSRM_INCLUDE_DIRS "${CMAKE_CURRENT_SOURCE_DIR}/include"
"${CMAKE_CURRENT_SOURCE_DIR}/include/osrm"
"${CMAKE_CURRENT_SOURCE_DIR}/third_party"
"${DEPENDENCIES_INCLUDE_DIRS}" PARENT_SCOPE)
set(LibOSRM_LIBRARY_DIRS "${LibOSRM_LIBRARY_DIR}" PARENT_SCOPE)
endif()
# pkgconfig defines
set(PKGCONFIG_OSRM_CXXFLAGS "${LibOSRM_CXXFLAGS}")
set(PKGCONFIG_LIBRARY_DIR "${CMAKE_INSTALL_PREFIX}/lib")
set(PKGCONFIG_INCLUDE_DIR "${CMAKE_INSTALL_PREFIX}/include")
list(APPEND DEPENDENCIES_INCLUDE_DIRS "${PKGCONFIG_INCLUDE_DIR}")
list(APPEND DEPENDENCIES_INCLUDE_DIRS "${PKGCONFIG_INCLUDE_DIR}/osrm")
JOIN("-I${DEPENDENCIES_INCLUDE_DIRS}" " -I" PKGCONFIG_OSRM_INCLUDE_FLAGS)
JOIN("${ENGINE_LIBRARIES}" " " PKGCONFIG_OSRM_DEPENDENT_LIBRARIES)
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/cmake/pkgconfig.in libosrm.pc @ONLY)
install(FILES ${PROJECT_BINARY_DIR}/libosrm.pc DESTINATION lib/pkgconfig)

12
cmake/pkgconfig.in
View File

@ -1,11 +1,11 @@
prefix=@CMAKE_INSTALL_PREFIX@
includedir=${prefix}/include
libdir=${prefix}/lib
includedir=@PKGCONFIG_INCLUDE_DIR@
libdir=@PKGCONFIG_LIBRARY_DIR@
Name: libOSRM
Description: Project OSRM library
Version: v@OSRM_VERSION_MAJOR@.@OSRM_VERSION_MINOR@.@OSRM_VERSION_PATCH@
Version: v@OSRM_VERSION@
Requires:
Libs: -L${libdir} -losrm @OSRM_LIB_LINKER_FLAGS@
Libs.private: @ENGINE_LIBRARY_LISTING@
Cflags: -I${includedir} -I${includedir}/osrm @OSRM_INCLUDE_PATHS_STRING@ @OSRM_DEFINES_STRING@ @OSRM_CFLAGS@
Libs: -L${libdir} -losrm
Libs.private: @PKGCONFIG_OSRM_DEPENDENT_LIBRARIES@
Cflags: @PKGCONFIG_OSRM_INCLUDE_FLAGS@ @PKGCONFIG_OSRM_CXXFLAGS@