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Ability to vendor libsodium 1.0.18 -D DOWNLOAD_SODIUM=[ON|OFF|FORCE]

Browse source 
DownloadLibsodium taken from loki-network and mostly adapted from
libzmq's cmake file in lokimq.
This commit is contained in:
Doyle 2020-03-06 17:25:21 +11:00
parent 3948e5bf14
commit 86d77912ae
2 changed files with 68 additions and 6 deletions
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26
CMakeLists.txt
View file

@ -864,15 +864,29 @@ if (LOKI_DEBUG_SHORT_PROOFS)
add_definitions(-DUPTIME_PROOF_BASE_MINUTE=3) # 20x faster uptime proofs
endif()
add_library(sodium INTERFACE)
if(NOT SODIUM_LIBRARIES)
# Allow -DDOWNLOAD_SODIUM=FORCE to download without even checking for a local libsodium
option(DOWNLOAD_SODIUM "Allow libsodium to be downloaded and built locally if not found on the system" OFF)
if(NOT SODIUM_LIBRARIES AND NOT DOWNLOAD_SODIUM STREQUAL "FORCE")
find_package(PkgConfig REQUIRED)
pkg_check_modules(SODIUM REQUIRED libsodium)
pkg_check_modules(SODIUM REQUIRED libsodium>=1.0.18)
find_library(sodium_link_libs NAMES ${SODIUM_LIBRARIES} PATHS ${SODIUM_LIBRARY_DIRS})
target_link_libraries(sodium INTERFACE ${sodium_link_libs})
target_include_directories(sodium INTERFACE ${SODIUM_INCLUDE_DIRS})
endif()
if (NOT sodium_FOUND)
if (DOWNLOAD_SODIUM)
message(STATUS "Sodium >= 1.0.18 not found, but DOWNLOAD_SODIUM specified, so downloading it")
include(DownloadLibSodium)
target_link_libraries(sodium INTERFACE sodium_vendor)
target_include_directories(sodium INTERFACE sodium_vendor)
else()
message(FATAL_ERROR "Could not find libsodium >= 1.0.18; either install it on your system or use -DDOWNLOAD_SODIUM=ON to download and build an internal copy")
endif()
endif()
find_library(sodium_link_libs NAMES ${SODIUM_LIBRARIES} PATHS ${SODIUM_LIBRARY_DIRS})
target_link_libraries(sodium INTERFACE ${sodium_link_libs})
target_include_directories(sodium INTERFACE ${SODIUM_INCLUDE_DIRS})
add_library(sqlite3 INTERFACE)

48
cmake/DownloadLibSodium.cmake Normal file
View file

@ -0,0 +1,48 @@
set(LIBSODIUM_PREFIX ${CMAKE_BINARY_DIR}/libsodium)
set(LIBSODIUM_URL https://github.com/jedisct1/libsodium/releases/download/1.0.18-RELEASE/libsodium-1.0.18.tar.gz https://download.libsodium.org/libsodium/releases/libsodium-1.0.18.tar.gz)
set(LIBSODIUM_HASH SHA512=17e8638e46d8f6f7d024fe5559eccf2b8baf23e143fadd472a7d29d228b186d86686a5e6920385fe2020729119a5f12f989c3a782afbd05a8db4819bb18666ef)
if(SODIUM_TARBALL_URL)
# make a build time override of the tarball url so we can fetch it if the original link goes away
set(LIBSODIUM_URL ${SODIUM_TARBALL_URL})
endif()
file(MAKE_DIRECTORY ${LIBSODIUM_PREFIX}/include)
include(ExternalProject)
include(ProcessorCount)
set(SODIUM_CONFIGURE ./configure --prefix=${LIBSODIUM_PREFIX} CC=${CMAKE_C_COMPILER})
if (LIBSODIUM_CROSS_TARGET)
set(SODIUM_CONFIGURE ${SODIUM_CONFIGURE} --target=${LIBSODIUM_CROSS_TARGET} --host=${LIBSODIUM_CROSS_TARGET})
endif()
if (BUILD_SHARED_LIBS)
set(SODIUM_CONFIGURE ${SODIUM_CONFIGURE} --disable-static --enable-shared)
else()
set(SODIUM_CONFIGURE ${SODIUM_CONFIGURE} --enable-static --disable-shared)
endif()
ExternalProject_Add(libsodium_external
BUILD_IN_SOURCE ON
PREFIX ${LIBSODIUM_PREFIX}
URL ${LIBSODIUM_URL}
URL_HASH ${LIBSODIUM_HASH}
CONFIGURE_COMMAND ${SODIUM_CONFIGURE}
BUILD_COMMAND make -j${PROCESSOR_COUNT}
INSTALL_COMMAND ${MAKE}
BUILD_BYPRODUCTS ${LIBSODIUM_PREFIX}/lib/libsodium.a ${LIBSODIUM_PREFIX}/lib/libsodium.so ${LIBSODIUM_PREFIX}/include
)
add_library(sodium_vendor STATIC IMPORTED GLOBAL)
add_dependencies(sodium_vendor libsodium_external)
set_target_properties(sodium_vendor PROPERTIES INTERFACE_INCLUDE_DIRECTORIES ${LIBSODIUM_PREFIX}/include)
if(BUILD_SHARED_LIBS)
set_property(TARGET sodium_vendor PROPERTY IMPORTED_LOCATION ${LIBSODIUM_PREFIX}/lib/libsodium.so)
else()
set_property(TARGET sodium_vendor PROPERTY IMPORTED_LOCATION ${LIBSODIUM_PREFIX}/lib/libsodium.a)
endif()