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CMakePackagesSystem.cmake
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#===============================================================================
# @file CMakePackagesSystem.cmake
#
# @author Nicolas Richart <nicolas.richart@epfl.ch>
# @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
#
# @date creation: Thu Dec 20 2012
# @date last modification: Wed Sep 10 2014
#
# @brief Set of macros used by akantu to handle the package system
#
# @section LICENSE
#
# Copyright (©) 2014 EPFL (Ecole Polytechnique Fédérale de Lausanne)
# Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
#
# Akantu is free software: you can redistribute it and/or modify it under the
# terms of the GNU Lesser General Public License as published by the Free
# Software Foundation, either version 3 of the License, or (at your option) any
# later version.
#
# Akantu is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
# A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
# details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with Akantu. If not, see <http://www.gnu.org/licenses/>.
#
#===============================================================================
include(CMakeParseArguments)
#===============================================================================
# Package Management
#===============================================================================
if(__CMAKE_PACKAGES_SYSTEM)
return()
endif()
set(__CMAKE_PACKAGES_SYSTEM TRUE)
include(CMakeDebugMessages)
cmake_register_debug_message_module(PackagesSystem)
#===============================================================================
option(AUTO_MOVE_UNKNOWN_FILES
"Give to cmake the permission to move the unregistered files to the ${PROJECT_SOURCE_DIR}/tmp directory" FALSE)
mark_as_advanced(AUTO_MOVE_UNKNOWN_FILES)
# ==============================================================================
# Accessors
# ==============================================================================
# Package name
function(package_get_name pkg pkg_name)
string(TOUPPER ${PROJECT_NAME} _project)
string(REPLACE "-" "_" _str_pkg "${pkg}")
string(TOUPPER ${_str_pkg} _u_package)
set(${pkg_name} ${_project}_PKG_${_u_package} PARENT_SCOPE)
endfunction()
# ------------------------------------------------------------------------------
# Real name
function(package_get_real_name pkg_name real_name)
set(${real_name} ${${pkg_name}} PARENT_SCOPE)
endfunction()
function(_package_set_real_name pkg_name real_name)
set(${pkg_name} ${real_name} CACHE INTERNAL "" FORCE)
endfunction()
# ------------------------------------------------------------------------------
# Option name
function(package_get_option_name pkg_name opt_name)
string(TOUPPER "${PROJECT_NAME}" _project)
package_get_real_name(${pkg_name} _real_name)
string(TOUPPER "${_real_name}" _u_package)
package_get_nature(${pkg_name} _nature)
if(${_nature} MATCHES "internal" OR ${_nature} MATCHES "meta")
set(${opt_name} ${_project}_${_u_package} PARENT_SCOPE)
elseif(${_nature} MATCHES "external")
set(${opt_name} ${_project}_USE_${_u_package} PARENT_SCOPE)
else()
set(${opt_name} UNKNOWN_NATURE_${_project}_${_u_package} PARENT_SCOPE)
endif()
endfunction()
# ------------------------------------------------------------------------------
# Set if system package or compile external lib
function(_package_set_system_option pkg_name default)
string(TOUPPER "${PROJECT_NAME}" _project)
package_get_real_name(${pkg_name} _real_name)
string(TOUPPER "${_real_name}" _u_package)
option(${_project}_USE_SYSTEM_${_u_package}
"Should akantu compile the third-party: \"${_real_name}\"" ${default})
mark_as_advanced(${_project}_USE_SYSTEM_${_u_package})
endfunction()
function(package_use_system pkg_name use)
string(TOUPPER "${PROJECT_NAME}" _project)
package_get_real_name(${pkg_name} _real_name)
string(TOUPPER "${_real_name}" _u_package)
if(DEFINED ${_project}_USE_SYSTEM_${_u_package})
set(${use} ${${_project}_USE_SYSTEM_${_u_package}} PARENT_SCOPE)
else()
set(${use} TRUE)
endif()
endfunction()
# ------------------------------------------------------------------------------
# Nature
function(_package_set_nature pkg_name NATURE)
set(${pkg_name}_NATURE ${NATURE} CACHE INTERNAL "" FORCE)
endfunction()
function(package_get_nature pkg_name NATURE)
if(${pkg_name}_NATURE)
set(${NATURE} ${${pkg_name}_NATURE} PARENT_SCOPE)
else()
set(${NATURE} "unknown" PARENT_SCOPE)
endif()
endfunction()
# ------------------------------------------------------------------------------
# Description
function(_package_set_description pkg_name DESC)
set(${pkg_name}_DESC ${DESC} CACHE INTERNAL "" FORCE)
endfunction()
function(package_get_description pkg_name DESC)
if(${pkg_name}_DESC)
set(${DESC} ${${pkg_name}_DESC} PARENT_SCOPE)
else()
message("No description set for the package ${${pkg_name}}")
endif()
endfunction()
# ------------------------------------------------------------------------------
# Package file name
function(_package_set_filename pkg_name FILE)
set(${pkg_name}_FILE ${FILE} CACHE INTERNAL "" FORCE)
endfunction()
function(package_get_filename pkg_name FILE)
if(${pkg_name}_FILE)
set(${FILE} ${${pkg_name}_FILE} PARENT_SCOPE)
else()
message(ERROR "No filename set for the package ${${pkg_name}}")
endif()
endfunction()
# ------------------------------------------------------------------------------
# Source folder
function(_package_set_sources_folder pkg_name src_folder)
set(${pkg_name}_SRCS_FOLDER ${src_folder} CACHE INTERNAL "" FORCE)
endfunction()
function(package_get_sources_folder pkg_name src_folder)
set(${src_folder} ${${pkg_name}_SRCS_FOLDER} PARENT_SCOPE)
endfunction()
# ------------------------------------------------------------------------------
# Extra option for the find_package
function(_package_set_extra_options pkg_name)
set(${pkg_name}_OPTIONS ${ARGN}
CACHE INTERNAL "Extra option for the fin_package function" FORCE)
endfunction()
function(package_get_extra_options pkg_name options)
set(${options} "${${pkg_name}_OPTIONS}" PARENT_SCOPE)
endfunction()
# ------------------------------------------------------------------------------
# Include dir
function(package_set_include_dir pkg_name)
package_get_real_name(${pkg_name} _real_name)
set(${pkg_name}_INCLUDE_DIR "${ARGN}"
CACHE INTERNAL "Include folder for the package ${_real_name}" FORCE)
endfunction()
function(package_get_include_dir pkg_name include_dir)
set(${include_dir} ${${pkg_name}_INCLUDE_DIR} PARENT_SCOPE)
endfunction()
# ------------------------------------------------------------------------------
# Libraries
function(package_set_libraries pkg_name)
package_get_real_name(${pkg_name} _real_name)
set(${pkg_name}_LIBRARIES "${ARGN}"
CACHE INTERNAL "Libraries for the package ${_real_name}" FORCE)
endfunction()
function(package_get_libraries pkg_name libraries)
set(${libraries} ${${pkg_name}_LIBRARIES} PARENT_SCOPE)
endfunction()
# ------------------------------------------------------------------------------
# Activate/deactivate
function(package_activate pkg_name)
set(${pkg_name}_STATE ON CACHE INTERNAL "" FORCE)
endfunction()
function(package_deactivate pkg_name)
set(${pkg_name}_STATE OFF CACHE INTERNAL "" FORCE)
endfunction()
function(package_is_activated pkg_name _act)
if(${pkg_name}_STATE)
set(${_act} TRUE PARENT_SCOPE)
else()
set(${_act} FALSE PARENT_SCOPE)
endif()
endfunction()
# ------------------------------------------------------------------------------
# Direct dependencies
function(_package_set_dependencies pkg_name)
set(${pkg_name}_DEPENDENCIES "${ARGN}"
CACHE INTERNAL "List of dependencies for package ${_opt_name}" FORCE)
endfunction()
function(package_get_dependencies pkg_name dependencies)
set(${dependencies} "${${pkg_name}_DEPENDENCIES}" PARENT_SCOPE)
endfunction()
# ------------------------------------------------------------------------------
# Functions to handle reverse dependencies
# ------------------------------------------------------------------------------
function(_package_set_rdependencies pkg_name)
set(${pkg_name}_RDEPENDENCIES "${ARGN}"
CACHE INTERNAL "Dependencies ON with package ${pkg_name}" FORCE)
endfunction()
function(package_get_rdependencies pkg_name RDEPENDENCIES)
set(${RDEPENDENCIES} "${${pkg_name}_RDEPENDENCIES}" PARENT_SCOPE)
endfunction()
function(_package_add_rdependency pkg_name rdep)
# store the reverse dependency
set(_rdeps ${${pkg_name}_RDEPENDENCIES})
list(APPEND _rdeps ${rdep})
list(REMOVE_DUPLICATES _rdeps)
_package_set_rdependencies(${pkg_name} ${_rdeps})
endfunction()
function(_package_remove_rdependency pkg_name rdep)
set(_rdeps ${${pkg_name}_RDEPENDENCIES})
list(FIND _rdeps ${rdep} pos)
if(NOT pos EQUAL -1)
list(REMOVE_AT _rdeps ${pos})
_package_set_rdependencies(${pkg_name} ${_rdeps})
endif()
endfunction()
# ------------------------------------------------------------------------------
# Function to handle forcing dependencies (Package turn ON that enforce their
# dependencies ON)
# ------------------------------------------------------------------------------
function(_package_set_fdependencies pkg_name)
set(${pkg_name}_FDEPENDENCIES "${ARGN}"
CACHE INTERNAL "Dependencies ON with package ${pkg_name}" FORCE)
endfunction()
function(package_get_fdependencies pkg_name fdependencies)
set(${fdependencies} "${${pkg_name}_FDEPENDENCIES}" PARENT_SCOPE)
endfunction()
function(_package_add_fdependency pkg_name fdep)
# store the enforcing dependency
set(_fdeps ${${pkg_name}_FDEPENDENCIES})
list(APPEND _fdeps ${fdep})
list(REMOVE_DUPLICATES _fdeps)
_package_set_fdependencies(${pkg_name} ${_fdeps})
endfunction()
function(_package_remove_fdependency pkg_name fdep)
set(_fdeps ${${pkg_name}_FDEPENDENCIES})
list(FIND _fdeps ${fdep} pos)
if(NOT pos EQUAL -1)
list(REMOVE_AT _fdeps ${pos})
_package_set_fdependencies(${pkg_name} ${_fdeps})
endif()
endfunction()
# ==============================================================================
# Internal functions
# ==============================================================================
# ------------------------------------------------------------------------------
# Build the reverse dependencies from the dependencies
# ------------------------------------------------------------------------------
function(_package_build_rdependencies)
string(TOUPPER ${PROJECT_NAME} _project)
# set empty lists
foreach(_pkg_name ${${_project}_ALL_PACKAGES_LIST})
set(${_pkg_name}_rdeps)
endforeach()
# fill the dependencies list
foreach(_pkg_name ${${_project}_ALL_PACKAGES_LIST})
package_get_dependencies(${_pkg_name} _deps)
foreach(_dep_name ${_deps})
list(APPEND ${_dep_name}_rdeps ${_pkg_name})
endforeach()
endforeach()
# clean and set the reverse dependencies
foreach(_pkg_name ${${_project}_ALL_PACKAGES_LIST})
if(${_pkg_name}_rdeps)
list(REMOVE_DUPLICATES ${_pkg_name}_rdeps)
_package_set_rdependencies(${_pkg_name} ${${_pkg_name}_rdeps})
endif()
endforeach()
endfunction()
# ------------------------------------------------------------------------------
# This function resolve the dependance order run the needed find_packages
# ------------------------------------------------------------------------------
function(_package_load_packages)
string(TOUPPER ${PROJECT_NAME} _project)
# Activate the dependencies of activated package and generate an ordered list
# of dependencies
set(ordered_loading_list)
foreach(_pkg_name ${${_project}_ALL_PACKAGES_LIST})
_package_load_dependencies_package(${_pkg_name} ordered_loading_list)
endforeach()
# Load the packages in the propoer order
foreach(_pkg_name ${ordered_loading_list})
package_use_system(${_pkg_name} _use_system)
if(_use_system)
_package_load_package(${_pkg_name})
endif()
endforeach()
# generates the activated and unactivated lists of packages
set(_packages_activated)
set(_packages_deactivated)
foreach(_pkg_name ${${_project}_ALL_PACKAGES_LIST})
package_is_activated(${_pkg_name} _act)
if(_act)
list(APPEND _packages_activated ${_pkg_name})
else()
list(APPEND _packages_deactivated ${_pkg_name})
endif()
endforeach()
# generate the list usable by the calling code
set(${_project}_ACTIVATED_PACKAGE_LIST "${_packages_activated}"
CACHE INTERNAL "List of activated packages" FORCE)
set(${_project}_DEACTIVATED_PACKAGE_LIST "${_packages_deactivated}"
CACHE INTERNAL "List of deactivated packages" FORCE)
endfunction()
# ------------------------------------------------------------------------------
# This load an external package and recursively all its dependencies
# ------------------------------------------------------------------------------
function(_package_load_dependencies_package pkg_name loading_list)
# Get packages informations
package_get_option_name(${pkg_name} _pkg_option_name)
package_get_dependencies(${pkg_name} _dependencies)
# handle the dependencies
foreach(_dep_name ${_dependencies})
package_get_description(${_dep_name} _dep_desc)
package_get_option_name(${_dep_name} _dep_option_name)
package_get_fdependencies(${_dep_name} _fdeps)
if(${_pkg_option_name})
if("${_fdeps}" STREQUAL "")
set(${_dep_name}_OLD ${${_dep_option_name}} CACHE INTERNAL "" FORCE)
endif()
# set the option to on
set(${_dep_option_name} ON CACHE BOOL "${_dep_desc}" FORCE)
# store the reverse dependency
_package_add_fdependency(${_dep_name} ${pkg_name})
else()
# check if this is the last reverse dependency
list(LENGTH _fdeps len)
list(FIND _fdeps ${pkg_name} pos)
if((len EQUAL 1) AND (NOT pos EQUAL -1))
set(${_dep_option_name} ${${_dep_name}_OLD} CACHE BOOL "${_dep_desc}" FORCE)
unset(${_dep_name}_OLD CACHE)
endif()
# remove the pkg_name form the reverse dependency
_package_remove_fdependency(${_dep_name} ${pkg_name})
endif()
# recusively load the dependencies
_package_load_dependencies_package(${_dep_name} ${loading_list})
endforeach()
# if package option is on add it in the list
if(${_pkg_option_name})
list(FIND ${loading_list} ${pkg_name} _pos)
if(_pos EQUAL -1)
set(_tmp_loading_list ${${loading_list}})
list(APPEND _tmp_loading_list ${pkg_name})
set(${loading_list} "${_tmp_loading_list}" PARENT_SCOPE)
endif()
else()
package_deactivate(${pkg_name})
endif()
endfunction()
# ------------------------------------------------------------------------------
# Load the package if it is an external one
# ------------------------------------------------------------------------------
function(_package_load_package pkg_name)
package_get_option_name(${pkg_name} _pkg_option_name)
# load the package if it is an external
package_get_nature(${pkg_name} _nature)
if(${_nature} MATCHES "external")
package_get_extra_options(${pkg_name} _options)
if(_options)
cmake_parse_arguments(_opt_pkg "" "LANGUAGE" "PREFIX;FOUND;ARGS" ${_options})
endif()
if(_opt_pkg_LANGUAGE)
foreach(_language ${_opt_pkg_LANGUAGE})
enable_language(${_language})
endforeach()
endif()
package_get_real_name(${pkg_name} _real_name)
# find the package
find_package(${_real_name} REQUIRED ${_opt_pkg_ARGS})
# check if the package is found
if(_opt_pkg_PREFIX)
set(_package_prefix ${_opt_pkg_PREFIX})
else()
string(TOUPPER ${${pkg_name}} _u_package)
set(_package_prefix ${_u_package})
endif()
foreach(_prefix ${_package_prefix})
if(${_prefix}_FOUND OR _opt_pkg_FOUND)
# Add the in the definition list
list(APPEND ${_project}_DEFINITIONS ${_option_name})
# Generate the include dir for the package
if(DEFINED ${_prefix}_INCLUDE_DIRS)
package_set_include_dir(${_pkg_name} ${${_prefix}_INCLUDE_DIRS})
elseif(DEFINED ${_prefix}_INCLUDE_DIR)
package_set_include_dir(${_pkg_name} ${${_prefix}_INCLUDE_DIR})
elseif(DEFINED ${_prefix}_INCLUDE_PATH)
package_set_include_dir(${_pkg_name} ${${_prefix}_INCLUDE_PATH})
endif()
# Generate the libraries for the package
package_set_libraries(${_pkg_name} ${${_prefix}_LIBRARIES})
package_activate(${_pkg_name})
else()
package_deactivate(${_pkg_name})
endif()
endforeach()
elseif(${_nature} MATCHES "internal")
package_activate(${_pkg_name})
endif()
endfunction()
# ------------------------------------------------------------------------------
# Sanity check functions
# ------------------------------------------------------------------------------
function(_package_check_files_exists)
string(TOUPPER ${PROJECT_NAME} _project)
set(_message FALSE)
foreach(_pkg_name ${${_project}_ALL_PACKAGES_LIST})
set(_pkg_files
${${_pkg_name}_SRCS}
${${_pkg_name}_PUBLIC_HEADERS}
${${_pkg_name}_PRIVATE_HEADERS}
)
package_get_real_name(${_pkg_name} _real_name)
foreach(_file ${_pkg_files})
if(NOT EXISTS "${_file}")
if(NOT _message)
set(_message TRUE)
message("This file(s) is(are) present in a package but are not present on disk.")
endif()
message(" PACKAGE ${_real_name} FILE ${_file}")
endif()
endforeach()
endforeach()
if(_message)
message(SEND_ERROR "Please check the content of your packages to correct this warnings")
endif()
endfunction()
# ------------------------------------------------------------------------------
function(_package_check_files_registered)
set(_pkg_files)
# generates a file list of registered files
foreach(_pkg_name ${${_project}_ALL_PACKAGES_LIST})
list(APPEND _pkg_files
${${_pkg_name}_SRCS}
${${_pkg_name}_PUBLIC_HEADERS}
${${_pkg_name}_PRIVATE_HEADERS}
)
endforeach()
# generates the list of files in the source folders
set(_all_src_files)
foreach(_src_folder ${ARGN})
foreach(_ext "cc" "hh" "c" "h" "hpp")
file(GLOB_RECURSE _src_files "${_src_folder}/*.${_ext}")
list(APPEND _all_src_files ${_src_files})
endforeach()
endforeach()
if(_all_src_files)
list(REMOVE_DUPLICATES _all_src_files)
endif()
set(_not_registerd_files)
# check only sources files ine the source folders
foreach(_src_folder ${ARGN})
foreach(_file ${_all_src_files})
if("${_file}" MATCHES "${_src_folder}")
list(FIND _pkg_files "${_file}" _index)
if (_index EQUAL -1)
list(APPEND _not_registerd_files ${_file})
endif()
endif()
endforeach()
endforeach()
if(AUTO_MOVE_UNKNOWN_FILES)
file(MAKE_DIRECTORY ${PROJECT_SOURCE_DIR}/tmp/)
endif()
# warn the user and move the files if needed
if(_not_registerd_files)
if(EXISTS ${PROJECT_BINARY_DIR}/missing_files_in_packages)
file(REMOVE ${PROJECT_BINARY_DIR}/missing_files_in_packages)
endif()
message("This files are present in the source folders but are not registered in any package")
foreach(_file ${_not_registerd_files})
message(" ${_file}")
if(AUTO_MOVE_UNKNOWN_FILES)
get_filename_component(_file_name ${_file} NAME)
file(RENAME ${_file} ${PROJECT_SOURCE_DIR}/tmp/${_file_name})
endif()
file(APPEND ${PROJECT_BINARY_DIR}/missing_files_in_packages "${_file}
")
endforeach()
if(AUTO_MOVE_UNKNOWN_FILES)
message(SEND_ERROR "The files where moved in the followinf folder ${PROJECT_SOURCE_DIR}/tmp/")
endif()
message(SEND_ERROR "Please register them in the good package or clean the sources")
endif()
endfunction()
# ==============================================================================
# User Functions
# ==============================================================================
# ------------------------------------------------------------------------------
# list all the packages in the PACKAGE_FOLDER
# extra packages can be given with an EXTRA_PACKAGE_FOLDER
# <package_folder>/<package>.cmake
#
# Extra packages folder structure
# <extra_package_folder>/<package>/package.cmake
# /src
# /test
# /manual
#
# ------------------------------------------------------------------------------
function(package_list_packages PACKAGE_FOLDER)
cmake_parse_arguments(_opt_pkg
""
"SOURCE_FOLDER;EXTRA_PACKAGES_FOLDER"
""
${ARGN})
string(TOUPPER ${PROJECT_NAME} _project)
if(_opt_pkg_SOURCE_FOLDER)
set(_src_folder "${_opt_pkg_SOURCE_FOLDER}")
else()
set(_src_folder "src/")
endif()
get_filename_component(_abs_src_folder ${_src_folder} ABSOLUTE)
# check all the packages in the <package_folder>
file(GLOB _package_list "${PACKAGE_FOLDER}/*.cmake")
set(_package_files)
foreach(_pkg ${_package_list})
get_filename_component(_basename ${_pkg} NAME)
list(APPEND _package_files ${_basename})
endforeach()
if(_package_files)
list(SORT _package_files)
endif()
# check all packages
set(_packages_list_all)
foreach(_pkg_file ${_package_files})
string(REGEX REPLACE "[0-9]+_" "" _pkg_file_stripped ${_pkg_file})
string(REGEX REPLACE "\\.cmake" "" _pkg ${_pkg_file_stripped})
package_get_name(${_pkg} _pkg_name)
_package_set_filename(${_pkg_name} "${PACKAGE_FOLDER}/${_pkg_file}")
_package_set_sources_folder(${_pkg_name} "${_abs_src_folder}")
list(APPEND _packages_list_all ${_pkg_name})
include("${PACKAGE_FOLDER}/${_pkg_file}")
endforeach()
# check the extra_packages if they exists
if(_opt_pkg_EXTRA_PACKAGES_FOLDER)
file(GLOB _extra_package_list RELATIVE
"${_opt_pkg_EXTRA_PACKAGES_FOLDER}" "${_opt_pkg_EXTRA_PACKAGES_FOLDER}/*")
foreach(_pkg ${_extra_package_list})
if(EXISTS "${_opt_pkg_EXTRA_PACKAGES_FOLDER}/${_pkg}/package.cmake")
package_get_name(${_pkg} _pkg_name)
_package_set_filename(${_pkg_name}
"${_opt_pkg_EXTRA_PACKAGES_FOLDER}/${_pkg}/package.cmake")
_package_set_sources_folder(${_pkg_name}
"${_opt_pkg_EXTRA_PACKAGES_FOLDER}/${_pkg}/src")
list(APPEND _extra_pkg_src_folders "${_opt_pkg_EXTRA_PACKAGES_FOLDER}/${_pkg}/src")
list(APPEND _packages_list_all ${_pkg_name})
include("${_opt_pkg_EXTRA_PACKAGES_FOLDER}/${_pkg}/package.cmake")
endif()
endforeach()
endif()
# Store the list of packages
string(TOUPPER ${PROJECT_NAME} _project)
set(${_project}_ALL_PACKAGES_LIST ${_packages_list_all}
CACHE INTERNAL "List of available packages" FORCE)
_package_build_rdependencies()
_package_load_packages()
_package_check_files_exists()
_package_check_files_registered(${_abs_src_folder} ${_extra_pkg_src_folders})
endfunction()
# ------------------------------------------------------------------------------
# macro to include internal/external packages packages
# package_declare(<package real name>
# [EXTERNAL] [META] [ADVANCED] [NOT_OPTIONAL]
# [DESCRIPTION <description>] [DEFAULT <default_value>]
# [DEPENDS <pkg> ...]
# [EXTRA_PACKAGE_OPTIONS <opt> ...])
# ------------------------------------------------------------------------------
function(package_declare PACKAGE)
package_get_name(${PACKAGE} _pkg_name)
_package_set_real_name(${_pkg_name} ${PACKAGE})
cmake_parse_arguments(_opt_pkg
"EXTERNAL;NOT_OPTIONAL;META;ADVANCED"
"DEFAULT;DESCRIPTION;SYSTEM"
"DEPENDS;EXTRA_PACKAGE_OPTIONS"
${ARGN})
# set description
if(_opt_pkg_DESCRIPTION)
_package_set_description(${_pkg_name} ${_opt_pkg_DESCRIPTION})
else()
_package_set_description(${_pkg_name} "")
endif()
# set the nature
if(_opt_pkg_EXTERNAL)
_package_set_nature(${_pkg_name} "external")
elseif(_opt_pkg_META)
_package_set_nature(${_pkg_name} "meta")
else()
_package_set_nature(${_pkg_name} "internal")
endif()
package_get_option_name(${_pkg_name} _option_name)
package_get_description(${_pkg_name} _description)
# get the default value
if(DEFINED _opt_pkg_DEFAULT)
set(_default ${_opt_pkg_DEFAULT})
else()
if(_opt_pkg_NOT_OPTIONAL)
set(_default ON)
else()
set(_default OFF)
endif()
endif()
# set the option if needed
if(_opt_pkg_NOT_OPTIONAL)
package_get_nature(${_pkg_name} _nature)
_package_set_nature(${_pkg_name} "${_nature}_not_optional")
set(${_option_name} ${_default} CACHE INTERNAL "${_description}" FORCE)
else()
option(${_option_name} "${_description}" ${_default})
if(_opt_pkg_ADVANCED OR _opt_pkg_EXTERNAL)
mark_as_advanced(${_option_name})
endif()
endif()
# Set the option for third-partie that can be compiled as an ExternalProject
if(DEFINED _opt_pkg_SYSTEM)
_package_set_system_option(${_pkg_name} ${_opt_pkg_SYSTEM})
endif()
# set the dependecies
if(_opt_pkg_DEPENDS)
set(_depends)
foreach(_dep ${_opt_pkg_DEPENDS})
package_get_name(${_dep} _dep_pkg_name)
list(APPEND _depends ${_dep_pkg_name})
endforeach()
_package_set_dependencies(${_pkg_name} ${_depends})
package_get_dependencies(${_pkg_name} _deps)
endif()
# keep the extra option for the future find package
if(_opt_pkg_EXTRA_PACKAGE_OPTIONS)
_package_set_extra_options(${_pkg_name} "${_opt_pkg_EXTRA_PACKAGE_OPTIONS}")
endif()
endfunction()
# ------------------------------------------------------------------------------
# declare the source files of a given package
#
# package_declare_sources(<package> <list of sources>
# SOURCES <source file> ...
# PUBLIC_HEADER <header file> ...
# PRIVATE_HEADER <header file> ...)
# ------------------------------------------------------------------------------
function(package_declare_sources pkg)
package_get_name(${pkg} _pkg_name)
# get 3 lists, if non of the options given try to distinguish the different lists
cmake_parse_arguments(_opt_pkg
""
""
"SOURCES;PUBLIC_HEADERS;PRIVATE_HEADERS"
${ARGN})
set(_tmp_srcs ${_opt_pkg_SOURCES})
set(_tmp_pub_hdrs ${_opt_pkg_PUBLIC_HEADER})
set(_tmp_pri_hdrs ${_opt_pkg_PRIVATE_HEADERS})
foreach(_file ${_opt_pkg_UNPARSED_ARGUMENTS})
if(${_file} MATCHES ".*inline.*\\.cc")
list(APPEND _tmp_pub_hdrs ${_file})
elseif(${_file} MATCHES ".*\\.h+")
list(APPEND _tmp_pub_hdrs ${_file})
else()
list(APPEND _tmp_srcs ${_file})
endif()
endforeach()
package_get_sources_folder(${_pkg_name} _src_folder)
foreach(_type _srcs _pub_hdrs _pri_hdrs)
set(${_type})
foreach(_file ${_tmp${_type}})
# get the full name
list(APPEND ${_type} "${_src_folder}/${_file}")
endforeach()
endforeach()
set(${_pkg_name}_SRCS "${_srcs}"
CACHE INTERNAL "List of sources files" FORCE)
set(${_pkg_name}_PUBLIC_HEADERS "${_pub_hdrs}"
CACHE INTERNAL "List of public header files" FORCE)
set(${_pkg_name}_PRIVATE_HEADERS "${_pri_hdrs}"
CACHE INTERNAL "List of private header files" FORCE)
endfunction()
# ------------------------------------------------------------------------------
# get the list of source files
# ------------------------------------------------------------------------------
function(package_get_source_files SRCS PUBLIC_HEADERS PRIVATE_HEADERS)
string(TOUPPER ${PROJECT_NAME} _project)
set(tmp_SRCS)
set(tmp_PUBLIC_HEADERS)
set(tmp_PRIVATE_HEADERS)
foreach(_pkg_name ${${_project}_ACTIVATED_PACKAGE_LIST})
foreach(_type SRCS PUBLIC_HEADERS PRIVATE_HEADERS)
foreach(_file ${${_pkg_name}_${_type}})
string(REPLACE "${CMAKE_CURRENT_SOURCE_DIR}/" "" _rel_file "${_file}")
list(APPEND tmp_${_type} "${_rel_file}")
endforeach()
endforeach()
endforeach()
set(${SRCS} ${tmp_SRCS} PARENT_SCOPE)
set(${PUBLIC_HEADERS} ${tmp_PUBLIC_HEADERS} PARENT_SCOPE)
set(${PRIVATE_HEADERS} ${tmp_PRIVATE_HEADERS} PARENT_SCOPE)
endfunction()
# ------------------------------------------------------------------------------
# Get include directories
# ------------------------------------------------------------------------------
function(package_get_include_directories inc_dirs)
string(TOUPPER ${PROJECT_NAME} _project)
set(_tmp)
foreach(_pkg_name ${${_project}_ACTIVATED_PACKAGE_LIST})
foreach(_type SRCS PUBLIC_HEADERS PRIVATE_HEADERS)
foreach(_file ${${_pkg_name}_${_type}})
get_filename_component(_path "${_file}" PATH)
list(APPEND _tmp "${_path}")
endforeach()
endforeach()
endforeach()
list(REMOVE_DUPLICATES _tmp)
set(${inc_dirs} ${_tmp} PARENT_SCOPE)
endfunction()
# ------------------------------------------------------------------------------
# Get external libraries informations
# ------------------------------------------------------------------------------
function(package_get_external_informations INCLUDE_DIR LIBRARIES)
set(tmp_INCLUDE_DIR)
set(tmp_LIBRARIES)
foreach(_pkg_name ${${_project}_ACTIVATED_PACKAGE_LIST})
package_get_nature(${_pkg_name} _nature)
if(${_nature} MATCHES "external")
package_get_include_dir(${_pkg_name} _inc)
package_get_libraries (${_pkg_name} _lib)
list(APPEND tmp_INCLUDE_DIR ${_inc})
list(APPEND tmp_LIBRARIES ${_lib})
endif()
endforeach()
set(${INCLUDE_DIR} ${tmp_INCLUDE_DIR} PARENT_SCOPE)
set(${LIBRARIES} ${tmp_LIBRARIES} PARENT_SCOPE)
endfunction()
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