diff --git a/configure.ac b/configure.ac index c3f4d3ee..b36a0877 100644 --- a/configure.ac +++ b/configure.ac @@ -696,6 +696,7 @@ AH_VERBATIM([NDEBUG], [/* Always evaluate assert() calls */ #endif]) AC_CONFIG_FILES([Makefile + contrib/Makefile dist-build/Makefile libsodium.pc libsodium-uninstalled.pc diff --git a/contrib/FindSodium.cmake b/contrib/FindSodium.cmake new file mode 100644 index 00000000..3eb2f0b0 --- /dev/null +++ b/contrib/FindSodium.cmake @@ -0,0 +1,271 @@ +# Written in 2016 by Henrik Steffen Gaßmann +# +# 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 enviroment 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 +option(sodium_USE_STATIC_LIBS "enable to statically link against sodium") +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) + set(XPREFIX sodium_PKG_STATIC) + else() + set(XPREFIX sodium_PKG) + endif() + + find_path(sodium_INCLUDE_DIR sodium.h + HINTS ${${XPREFIX}_INCLUDE_DIRS} + ) + find_library(sodium_LIBRARY_DEBUG NAMES ${${XPREFIX}_LIBRARIES} sodium + HINTS ${${XPREFIX}_LIBRARY_DIRS} + ) + find_library(sodium_LIBRARY_RELEASE NAMES ${${XPREFIX}_LIBRARIES} sodium + 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.c" [=[ + #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.c" + 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 "/$$CONFIG$$") + # this will need to be maintained manually -.-' + if (MSVC_VERSION EQUAL 1600) + string(APPEND _PLATFORM_PATH "/v100") + elseif (MSVC_VERSION EQUAL 1700) + string(APPEND _PLATFORM_PATH "/v110") + elseif (MSVC_VERSION EQUAL 1800) + string(APPEND _PLATFORM_PATH "/v120") + elseif (MSVC_VERSION EQUAL 1900) + string(APPEND _PLATFORM_PATH "/v140") + else() + message(FATAL_ERROR "msvc version ${MSVC_VERSION} is not supported by Findsodium.cmake.") + endif() + 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 ".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} + ) + 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 + REQUIRED_VARS + sodium_LIBRARY_RELEASE + sodium_LIBRARY_DEBUG + sodium_INCLUDE_DIR + VERSION_VAR + sodium_VERSION +) + +# 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() diff --git a/contrib/Makefile.am b/contrib/Makefile.am new file mode 100644 index 00000000..6057c8a3 --- /dev/null +++ b/contrib/Makefile.am @@ -0,0 +1,3 @@ + +EXTRA_DIST = \ + FindSodium.cmake