| # Written in 2016 by Henrik Steffen Gaßmann <henrik@gassmann.onl> |
| # |
| # To the extent possible under law, the author(s) have dedicated all |
| # copyright and related and neighboring rights to this software to the |
| # public domain worldwide. This software is distributed without any warranty. |
| # |
| # You should have received a copy of the CC0 Public Domain Dedication |
| # along with this software. If not, see |
| # |
| # http://creativecommons.org/publicdomain/zero/1.0/ |
| # |
| ######################################################################## |
| # Tries to find the local libsodium installation. |
| # |
| # On Windows the sodium_DIR environment variable is used as a default |
| # hint which can be overridden by setting the corresponding cmake variable. |
| # |
| # Once done the following variables will be defined: |
| # |
| # sodium_FOUND |
| # sodium_INCLUDE_DIR |
| # sodium_LIBRARY_DEBUG |
| # sodium_LIBRARY_RELEASE |
| # |
| # |
| # Furthermore an imported "sodium" target is created. |
| # |
| |
| if (CMAKE_C_COMPILER_ID STREQUAL "GNU" |
| OR CMAKE_C_COMPILER_ID STREQUAL "Clang") |
| set(_GCC_COMPATIBLE 1) |
| endif() |
| |
| # static library option |
| if (NOT DEFINED sodium_USE_STATIC_LIBS) |
| option(sodium_USE_STATIC_LIBS "enable to statically link against sodium" OFF) |
| endif() |
| if(NOT (sodium_USE_STATIC_LIBS EQUAL sodium_USE_STATIC_LIBS_LAST)) |
| unset(sodium_LIBRARY CACHE) |
| unset(sodium_LIBRARY_DEBUG CACHE) |
| unset(sodium_LIBRARY_RELEASE CACHE) |
| unset(sodium_DLL_DEBUG CACHE) |
| unset(sodium_DLL_RELEASE CACHE) |
| set(sodium_USE_STATIC_LIBS_LAST ${sodium_USE_STATIC_LIBS} CACHE INTERNAL "internal change tracking variable") |
| endif() |
| |
| |
| ######################################################################## |
| # UNIX |
| if (UNIX) |
| # import pkg-config |
| find_package(PkgConfig QUIET) |
| if (PKG_CONFIG_FOUND) |
| pkg_check_modules(sodium_PKG QUIET libsodium) |
| endif() |
| |
| if(sodium_USE_STATIC_LIBS) |
| foreach(_libname ${sodium_PKG_STATIC_LIBRARIES}) |
| if (NOT _libname MATCHES "^lib.*\\.a$") # ignore strings already ending with .a |
| list(INSERT sodium_PKG_STATIC_LIBRARIES 0 "lib${_libname}.a") |
| endif() |
| endforeach() |
| list(REMOVE_DUPLICATES sodium_PKG_STATIC_LIBRARIES) |
| |
| # if pkgconfig for libsodium doesn't provide |
| # static lib info, then override PKG_STATIC here.. |
| if (NOT sodium_PKG_STATIC_FOUND) |
| set(sodium_PKG_STATIC_LIBRARIES libsodium.a) |
| endif() |
| |
| set(XPREFIX sodium_PKG_STATIC) |
| else() |
| if (NOT sodium_PKG_FOUND) |
| set(sodium_PKG_LIBRARIES sodium) |
| endif() |
| |
| set(XPREFIX sodium_PKG) |
| endif() |
| |
| find_path(sodium_INCLUDE_DIR sodium.h |
| HINTS ${${XPREFIX}_INCLUDE_DIRS} |
| ) |
| find_library(sodium_LIBRARY_DEBUG NAMES ${${XPREFIX}_LIBRARIES} |
| HINTS ${${XPREFIX}_LIBRARY_DIRS} |
| ) |
| find_library(sodium_LIBRARY_RELEASE NAMES ${${XPREFIX}_LIBRARIES} |
| HINTS ${${XPREFIX}_LIBRARY_DIRS} |
| ) |
| |
| |
| ######################################################################## |
| # Windows |
| elseif (WIN32) |
| set(sodium_DIR "$ENV{sodium_DIR}" CACHE FILEPATH "sodium install directory") |
| mark_as_advanced(sodium_DIR) |
| |
| find_path(sodium_INCLUDE_DIR sodium.h |
| HINTS ${sodium_DIR} |
| PATH_SUFFIXES include |
| ) |
| |
| if (MSVC) |
| # detect target architecture |
| file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/arch.cpp" [=[ |
| #if defined _M_IX86 |
| #error ARCH_VALUE x86_32 |
| #elif defined _M_X64 |
| #error ARCH_VALUE x86_64 |
| #endif |
| #error ARCH_VALUE unknown |
| ]=]) |
| try_compile(_UNUSED_VAR "${CMAKE_CURRENT_BINARY_DIR}" "${CMAKE_CURRENT_BINARY_DIR}/arch.cpp" |
| OUTPUT_VARIABLE _COMPILATION_LOG |
| ) |
| string(REGEX REPLACE ".*ARCH_VALUE ([a-zA-Z0-9_]+).*" "\\1" _TARGET_ARCH "${_COMPILATION_LOG}") |
| |
| # construct library path |
| if (_TARGET_ARCH STREQUAL "x86_32") |
| string(APPEND _PLATFORM_PATH "Win32") |
| elseif(_TARGET_ARCH STREQUAL "x86_64") |
| string(APPEND _PLATFORM_PATH "x64") |
| else() |
| message(FATAL_ERROR "the ${_TARGET_ARCH} architecture is not supported by Findsodium.cmake.") |
| endif() |
| string(APPEND _PLATFORM_PATH "/$$CONFIG$$") |
| |
| if (MSVC_VERSION LESS 1900) |
| math(EXPR _VS_VERSION "${MSVC_VERSION} / 10 - 60") |
| else() |
| math(EXPR _VS_VERSION "${MSVC_VERSION} / 10 - 50") |
| endif() |
| string(APPEND _PLATFORM_PATH "/v${_VS_VERSION}") |
| |
| if (sodium_USE_STATIC_LIBS) |
| string(APPEND _PLATFORM_PATH "/static") |
| else() |
| string(APPEND _PLATFORM_PATH "/dynamic") |
| endif() |
| |
| string(REPLACE "$$CONFIG$$" "Debug" _DEBUG_PATH_SUFFIX "${_PLATFORM_PATH}") |
| string(REPLACE "$$CONFIG$$" "Release" _RELEASE_PATH_SUFFIX "${_PLATFORM_PATH}") |
| |
| find_library(sodium_LIBRARY_DEBUG libsodium.lib |
| HINTS ${sodium_DIR} |
| PATH_SUFFIXES ${_DEBUG_PATH_SUFFIX} |
| ) |
| find_library(sodium_LIBRARY_RELEASE libsodium.lib |
| HINTS ${sodium_DIR} |
| PATH_SUFFIXES ${_RELEASE_PATH_SUFFIX} |
| ) |
| if (NOT sodium_USE_STATIC_LIBS) |
| set(CMAKE_FIND_LIBRARY_SUFFIXES_BCK ${CMAKE_FIND_LIBRARY_SUFFIXES}) |
| set(CMAKE_FIND_LIBRARY_SUFFIXES ".dll") |
| find_library(sodium_DLL_DEBUG libsodium |
| HINTS ${sodium_DIR} |
| PATH_SUFFIXES ${_DEBUG_PATH_SUFFIX} |
| ) |
| find_library(sodium_DLL_RELEASE libsodium |
| HINTS ${sodium_DIR} |
| PATH_SUFFIXES ${_RELEASE_PATH_SUFFIX} |
| ) |
| set(CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_FIND_LIBRARY_SUFFIXES_BCK}) |
| endif() |
| |
| elseif(_GCC_COMPATIBLE) |
| if (sodium_USE_STATIC_LIBS) |
| find_library(sodium_LIBRARY_DEBUG libsodium.a |
| HINTS ${sodium_DIR} |
| PATH_SUFFIXES lib |
| ) |
| find_library(sodium_LIBRARY_RELEASE libsodium.a |
| HINTS ${sodium_DIR} |
| PATH_SUFFIXES lib |
| ) |
| else() |
| find_library(sodium_LIBRARY_DEBUG libsodium.dll.a |
| HINTS ${sodium_DIR} |
| PATH_SUFFIXES lib |
| ) |
| find_library(sodium_LIBRARY_RELEASE libsodium.dll.a |
| HINTS ${sodium_DIR} |
| PATH_SUFFIXES lib |
| ) |
| |
| file(GLOB _DLL |
| LIST_DIRECTORIES false |
| RELATIVE "${sodium_DIR}/bin" |
| "${sodium_DIR}/bin/libsodium*.dll" |
| ) |
| find_library(sodium_DLL_DEBUG ${_DLL} libsodium |
| HINTS ${sodium_DIR} |
| PATH_SUFFIXES bin |
| ) |
| find_library(sodium_DLL_RELEASE ${_DLL} libsodium |
| HINTS ${sodium_DIR} |
| PATH_SUFFIXES bin |
| ) |
| endif() |
| else() |
| message(FATAL_ERROR "this platform is not supported by FindSodium.cmake") |
| endif() |
| |
| |
| ######################################################################## |
| # unsupported |
| else() |
| message(FATAL_ERROR "this platform is not supported by FindSodium.cmake") |
| endif() |
| |
| |
| ######################################################################## |
| # common stuff |
| |
| # extract sodium version |
| if (sodium_INCLUDE_DIR) |
| set(_VERSION_HEADER "${_INCLUDE_DIR}/sodium/version.h") |
| if (EXISTS _VERSION_HEADER) |
| file(READ "${_VERSION_HEADER}" _VERSION_HEADER_CONTENT) |
| string(REGEX REPLACE ".*#[ \t]*define[ \t]*SODIUM_VERSION_STRING[ \t]*\"([^\n]*)\".*" "\\1" |
| sodium_VERSION "${_VERSION_HEADER_CONTENT}") |
| set(sodium_VERSION "${sodium_VERSION}" PARENT_SCOPE) |
| endif() |
| endif() |
| |
| # communicate results |
| include(FindPackageHandleStandardArgs) |
| find_package_handle_standard_args( |
| Sodium # The name must be either uppercase or match the filename case. |
| REQUIRED_VARS |
| sodium_LIBRARY_RELEASE |
| sodium_LIBRARY_DEBUG |
| sodium_INCLUDE_DIR |
| VERSION_VAR |
| sodium_VERSION |
| ) |
| |
| if(Sodium_FOUND) |
| set(sodium_LIBRARIES |
| optimized ${sodium_LIBRARY_RELEASE} debug ${sodium_LIBRARY_DEBUG}) |
| endif() |
| |
| # mark file paths as advanced |
| mark_as_advanced(sodium_INCLUDE_DIR) |
| mark_as_advanced(sodium_LIBRARY_DEBUG) |
| mark_as_advanced(sodium_LIBRARY_RELEASE) |
| if (WIN32) |
| mark_as_advanced(sodium_DLL_DEBUG) |
| mark_as_advanced(sodium_DLL_RELEASE) |
| endif() |
| |
| # create imported target |
| if(sodium_USE_STATIC_LIBS) |
| set(_LIB_TYPE STATIC) |
| else() |
| set(_LIB_TYPE SHARED) |
| endif() |
| add_library(sodium ${_LIB_TYPE} IMPORTED) |
| |
| set_target_properties(sodium PROPERTIES |
| INTERFACE_INCLUDE_DIRECTORIES "${sodium_INCLUDE_DIR}" |
| IMPORTED_LINK_INTERFACE_LANGUAGES "C" |
| ) |
| |
| if (sodium_USE_STATIC_LIBS) |
| set_target_properties(sodium PROPERTIES |
| INTERFACE_COMPILE_DEFINITIONS "SODIUM_STATIC" |
| IMPORTED_LOCATION "${sodium_LIBRARY_RELEASE}" |
| IMPORTED_LOCATION_DEBUG "${sodium_LIBRARY_DEBUG}" |
| ) |
| else() |
| if (UNIX) |
| set_target_properties(sodium PROPERTIES |
| IMPORTED_LOCATION "${sodium_LIBRARY_RELEASE}" |
| IMPORTED_LOCATION_DEBUG "${sodium_LIBRARY_DEBUG}" |
| ) |
| elseif (WIN32) |
| set_target_properties(sodium PROPERTIES |
| IMPORTED_IMPLIB "${sodium_LIBRARY_RELEASE}" |
| IMPORTED_IMPLIB_DEBUG "${sodium_LIBRARY_DEBUG}" |
| ) |
| if (NOT (sodium_DLL_DEBUG MATCHES ".*-NOTFOUND")) |
| set_target_properties(sodium PROPERTIES |
| IMPORTED_LOCATION_DEBUG "${sodium_DLL_DEBUG}" |
| ) |
| endif() |
| if (NOT (sodium_DLL_RELEASE MATCHES ".*-NOTFOUND")) |
| set_target_properties(sodium PROPERTIES |
| IMPORTED_LOCATION_RELWITHDEBINFO "${sodium_DLL_RELEASE}" |
| IMPORTED_LOCATION_MINSIZEREL "${sodium_DLL_RELEASE}" |
| IMPORTED_LOCATION_RELEASE "${sodium_DLL_RELEASE}" |
| ) |
| endif() |
| endif() |
| endif() |