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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,297 @@ | ||
| # 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() | ||
|
|
||
| if(NOT TARGET sodium) | ||
| add_library(sodium ${_LIB_TYPE} IMPORTED) | ||
| endif() | ||
|
|
||
| set_target_properties(sodium PROPERTIES | ||
| INTERFACE_INCLUDE_DIRECTORIES "${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() |
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