tigersum/cmake/Modules/cmake-d/UseDub.cmake
Michele Santullo 4e614e3dd5 First commit
2014-09-19 17:19:25 +01:00

84 lines
3.1 KiB
CMake

# This modules add functions for downloading and building dub dependencies.
# This code sets the following variables and functions:
#
# DUB_DIRECTORY = the full path to Dub pacakges
#
# DubProject_Add(<dub_package> [version])
#
#============================================================================
# Copyright (c) 2014 Dragos Carp <dragos.carp@gmail.com>
#
# All rights reserved.
#
# See LICENSE for details.
#
if(NOT DUB_DIRECTORY)
set(DUB_DIRECTORY ${CMAKE_BINARY_DIR}/UseDub CACHE PATH "Dub packages directory")
endif(NOT DUB_DIRECTORY)
set(DUB_REGISTRY "http://code.dlang.org/packages")
file(MAKE_DIRECTORY ${DUB_DIRECTORY}/CMakeTmp)
if(NOT CMAKE_D_COMPILER)
message(FATAL_ERROR "UseDub needs a D compiler or use it in a D project.")
endif(NOT CMAKE_D_COMPILER)
#compile json parsers
if(NOT EXISTS ${DUB_DIRECTORY}/CMakeTmp/DubUrl)
find_file(DUB_GET_PACKAGE_URL_D_SRC "DubUrl.d"
PATHS ${CMAKE_ROOT}/Modules ${CMAKE_MODULE_PATH} NO_DEFAULT_PATH
PATH_SUFFIXES "UseDub")
find_file(SEMVER_SRC "semver.d"
PATHS ${CMAKE_ROOT}/Modules ${CMAKE_MODULE_PATH} NO_DEFAULT_PATH
PATH_SUFFIXES "UseDub")
get_filename_component(SEMVER_PATH ${SEMVER_SRC} PATH)
execute_process(COMMAND ${CMAKE_D_COMPILER} -I${SEMVER_PATH} ${DUB_GET_PACKAGE_URL_D_SRC} ${SEMVER_SRC}
WORKING_DIRECTORY ${DUB_DIRECTORY}/CMakeTmp)
unset(DUB_GET_PACKAGE_URL_D_SRC CACHE)
endif(NOT EXISTS ${DUB_DIRECTORY}/CMakeTmp/DubUrl)
if(NOT EXISTS ${DUB_DIRECTORY}/CMakeTmp/DubToCMake)
find_file(DUB_PACKAGE_TO_CMAKE_D_SRC "DubToCMake.d"
PATHS ${CMAKE_ROOT}/Modules ${CMAKE_MODULE_PATH} NO_DEFAULT_PATH
PATH_SUFFIXES "UseDub")
execute_process(COMMAND ${CMAKE_D_COMPILER} ${DUB_PACKAGE_TO_CMAKE_D_SRC}
WORKING_DIRECTORY ${DUB_DIRECTORY}/CMakeTmp)
unset(DUB_PACKAGE_TO_CMAKE_D_SRC CACHE)
endif(NOT EXISTS ${DUB_DIRECTORY}/CMakeTmp/DubToCMake)
include(ExternalProject)
function(DubProject_Add name)
if(NOT EXISTS ${DUB_DIRECTORY}/${name}.json)
file(DOWNLOAD ${DUB_REGISTRY}/${name}.json ${DUB_DIRECTORY}/${name}.json STATUS status)
list(GET status 0 statusCode)
if(NOT statusCode EQUAL 0)
file(REMOVE ${DUB_DIRECTORY}/${name}.json)
message(FATAL_ERROR "Failed to download ${DUB_REGISTRY}/${name}.json")
endif(NOT statusCode EQUAL 0)
endif(NOT EXISTS ${DUB_DIRECTORY}/${name}.json)
if(${ARGC} GREATER 1)
execute_process(COMMAND ${DUB_DIRECTORY}/CMakeTmp/DubUrl -p ${name}.json -t ${ARGN}
WORKING_DIRECTORY ${DUB_DIRECTORY})
else(${ARGC} GREATER 1)
execute_process(COMMAND ${DUB_DIRECTORY}/CMakeTmp/DubUrl -p ${name}.json
WORKING_DIRECTORY ${DUB_DIRECTORY})
endif(${ARGC} GREATER 1)
include(${DUB_DIRECTORY}/${name}.cmake)
ExternalProject_Add(${name}
DOWNLOAD_DIR ${DUB_DIRECTORY}/archive/${name}
SOURCE_DIR ${DUB_DIRECTORY}/source/${name}
URL ${DUB_PACKAGE_URL}
PATCH_COMMAND ${DUB_DIRECTORY}/CMakeTmp/DubToCMake -p package.json
INSTALL_DIR ${DUB_DIRECTORY}/export
CMAKE_CACHE_ARGS
-DCMAKE_MODULE_PATH:PATH=${CMAKE_MODULE_PATH}
-DCMAKE_INSTALL_PREFIX:PATH=<INSTALL_DIR>
-DDUB_DIRECTORY:PATH=${DUB_DIRECTORY})
include_directories(${DUB_DIRECTORY}/source/${name}/source ${DUB_DIRECTORY}/source/${name}/src)
endfunction()