diff options
Diffstat (limited to 'share/cmake-3.10/Modules/FindOpenSSL.cmake')
-rw-r--r-- | share/cmake-3.10/Modules/FindOpenSSL.cmake | 465 |
1 files changed, 465 insertions, 0 deletions
diff --git a/share/cmake-3.10/Modules/FindOpenSSL.cmake b/share/cmake-3.10/Modules/FindOpenSSL.cmake new file mode 100644 index 0000000..0187e0d --- /dev/null +++ b/share/cmake-3.10/Modules/FindOpenSSL.cmake @@ -0,0 +1,465 @@ +# Distributed under the OSI-approved BSD 3-Clause License. See accompanying +# file Copyright.txt or https://cmake.org/licensing for details. + +#.rst: +# FindOpenSSL +# ----------- +# +# Find the OpenSSL encryption library. +# +# Imported Targets +# ^^^^^^^^^^^^^^^^ +# +# This module defines the following :prop_tgt:`IMPORTED` targets: +# +# ``OpenSSL::SSL`` +# The OpenSSL ``ssl`` library, if found. +# ``OpenSSL::Crypto`` +# The OpenSSL ``crypto`` library, if found. +# +# Result Variables +# ^^^^^^^^^^^^^^^^ +# +# This module will set the following variables in your project: +# +# ``OPENSSL_FOUND`` +# System has the OpenSSL library. +# ``OPENSSL_INCLUDE_DIR`` +# The OpenSSL include directory. +# ``OPENSSL_CRYPTO_LIBRARY`` +# The OpenSSL crypto library. +# ``OPENSSL_SSL_LIBRARY`` +# The OpenSSL SSL library. +# ``OPENSSL_LIBRARIES`` +# All OpenSSL libraries. +# ``OPENSSL_VERSION`` +# This is set to ``$major.$minor.$revision$patch`` (e.g. ``0.9.8s``). +# +# Hints +# ^^^^^ +# +# Set ``OPENSSL_ROOT_DIR`` to the root directory of an OpenSSL installation. +# Set ``OPENSSL_USE_STATIC_LIBS`` to ``TRUE`` to look for static libraries. +# Set ``OPENSSL_MSVC_STATIC_RT`` set ``TRUE`` to choose the MT version of the lib. + +if (UNIX) + find_package(PkgConfig QUIET) + pkg_check_modules(_OPENSSL QUIET openssl) +endif () + +# Support preference of static libs by adjusting CMAKE_FIND_LIBRARY_SUFFIXES +if(OPENSSL_USE_STATIC_LIBS) + set(_openssl_ORIG_CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_FIND_LIBRARY_SUFFIXES}) + if(WIN32) + set(CMAKE_FIND_LIBRARY_SUFFIXES .lib .a ${CMAKE_FIND_LIBRARY_SUFFIXES}) + else() + set(CMAKE_FIND_LIBRARY_SUFFIXES .a ) + endif() +endif() + +if (WIN32) + # http://www.slproweb.com/products/Win32OpenSSL.html + set(_OPENSSL_ROOT_HINTS + ${OPENSSL_ROOT_DIR} + "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\OpenSSL (32-bit)_is1;Inno Setup: App Path]" + "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\OpenSSL (64-bit)_is1;Inno Setup: App Path]" + ENV OPENSSL_ROOT_DIR + ) + file(TO_CMAKE_PATH "$ENV{PROGRAMFILES}" _programfiles) + set(_OPENSSL_ROOT_PATHS + "${_programfiles}/OpenSSL" + "${_programfiles}/OpenSSL-Win32" + "${_programfiles}/OpenSSL-Win64" + "C:/OpenSSL/" + "C:/OpenSSL-Win32/" + "C:/OpenSSL-Win64/" + ) + unset(_programfiles) +else () + set(_OPENSSL_ROOT_HINTS + ${OPENSSL_ROOT_DIR} + ENV OPENSSL_ROOT_DIR + ) +endif () + +set(_OPENSSL_ROOT_HINTS_AND_PATHS + HINTS ${_OPENSSL_ROOT_HINTS} + PATHS ${_OPENSSL_ROOT_PATHS} + ) + +find_path(OPENSSL_INCLUDE_DIR + NAMES + openssl/ssl.h + ${_OPENSSL_ROOT_HINTS_AND_PATHS} + HINTS + ${_OPENSSL_INCLUDEDIR} + PATH_SUFFIXES + include +) + +if(WIN32 AND NOT CYGWIN) + if(MSVC) + # /MD and /MDd are the standard values - if someone wants to use + # others, the libnames have to change here too + # use also ssl and ssleay32 in debug as fallback for openssl < 0.9.8b + # enable OPENSSL_MSVC_STATIC_RT to get the libs build /MT (Multithreaded no-DLL) + # In Visual C++ naming convention each of these four kinds of Windows libraries has it's standard suffix: + # * MD for dynamic-release + # * MDd for dynamic-debug + # * MT for static-release + # * MTd for static-debug + + # Implementation details: + # We are using the libraries located in the VC subdir instead of the parent directory eventhough : + # libeay32MD.lib is identical to ../libeay32.lib, and + # ssleay32MD.lib is identical to ../ssleay32.lib + # enable OPENSSL_USE_STATIC_LIBS to use the static libs located in lib/VC/static + + if (OPENSSL_MSVC_STATIC_RT) + set(_OPENSSL_MSVC_RT_MODE "MT") + else () + set(_OPENSSL_MSVC_RT_MODE "MD") + endif () + + # Since OpenSSL 1.1, lib names are like libcrypto32MTd.lib and libssl32MTd.lib + if( "${CMAKE_SIZEOF_VOID_P}" STREQUAL "8" ) + set(_OPENSSL_MSVC_ARCH_SUFFIX "64") + else() + set(_OPENSSL_MSVC_ARCH_SUFFIX "32") + endif() + + if(OPENSSL_USE_STATIC_LIBS) + set(_OPENSSL_PATH_SUFFIXES + "lib/VC/static" + "VC/static" + "lib" + ) + else() + set(_OPENSSL_PATH_SUFFIXES + "lib/VC" + "VC" + "lib" + ) + endif () + + find_library(LIB_EAY_DEBUG + NAMES + libcrypto${_OPENSSL_MSVC_ARCH_SUFFIX}${_OPENSSL_MSVC_RT_MODE}d + libcrypto${_OPENSSL_MSVC_RT_MODE}d + libcryptod + libeay32${_OPENSSL_MSVC_RT_MODE}d + libeay32d + cryptod + NAMES_PER_DIR + ${_OPENSSL_ROOT_HINTS_AND_PATHS} + PATH_SUFFIXES + ${_OPENSSL_PATH_SUFFIXES} + ) + + find_library(LIB_EAY_RELEASE + NAMES + libcrypto${_OPENSSL_MSVC_ARCH_SUFFIX}${_OPENSSL_MSVC_RT_MODE} + libcrypto${_OPENSSL_MSVC_RT_MODE} + libcrypto + libeay32${_OPENSSL_MSVC_RT_MODE} + libeay32 + crypto + NAMES_PER_DIR + ${_OPENSSL_ROOT_HINTS_AND_PATHS} + PATH_SUFFIXES + ${_OPENSSL_PATH_SUFFIXES} + ) + + find_library(SSL_EAY_DEBUG + NAMES + libssl${_OPENSSL_MSVC_ARCH_SUFFIX}${_OPENSSL_MSVC_RT_MODE}d + libssl${_OPENSSL_MSVC_RT_MODE}d + libssld + ssleay32${_OPENSSL_MSVC_RT_MODE}d + ssleay32d + ssld + NAMES_PER_DIR + ${_OPENSSL_ROOT_HINTS_AND_PATHS} + PATH_SUFFIXES + ${_OPENSSL_PATH_SUFFIXES} + ) + + find_library(SSL_EAY_RELEASE + NAMES + libssl${_OPENSSL_MSVC_ARCH_SUFFIX}${_OPENSSL_MSVC_RT_MODE} + libssl${_OPENSSL_MSVC_RT_MODE} + libssl + ssleay32${_OPENSSL_MSVC_RT_MODE} + ssleay32 + ssl + NAMES_PER_DIR + ${_OPENSSL_ROOT_HINTS_AND_PATHS} + PATH_SUFFIXES + ${_OPENSSL_PATH_SUFFIXES} + ) + + set(LIB_EAY_LIBRARY_DEBUG "${LIB_EAY_DEBUG}") + set(LIB_EAY_LIBRARY_RELEASE "${LIB_EAY_RELEASE}") + set(SSL_EAY_LIBRARY_DEBUG "${SSL_EAY_DEBUG}") + set(SSL_EAY_LIBRARY_RELEASE "${SSL_EAY_RELEASE}") + + include(${CMAKE_CURRENT_LIST_DIR}/SelectLibraryConfigurations.cmake) + select_library_configurations(LIB_EAY) + select_library_configurations(SSL_EAY) + + mark_as_advanced(LIB_EAY_LIBRARY_DEBUG LIB_EAY_LIBRARY_RELEASE + SSL_EAY_LIBRARY_DEBUG SSL_EAY_LIBRARY_RELEASE) + set(OPENSSL_SSL_LIBRARY ${SSL_EAY_LIBRARY} ) + set(OPENSSL_CRYPTO_LIBRARY ${LIB_EAY_LIBRARY} ) + elseif(MINGW) + # same player, for MinGW + set(LIB_EAY_NAMES crypto libeay32) + set(SSL_EAY_NAMES ssl ssleay32) + find_library(LIB_EAY + NAMES + ${LIB_EAY_NAMES} + NAMES_PER_DIR + ${_OPENSSL_ROOT_HINTS_AND_PATHS} + PATH_SUFFIXES + "lib/MinGW" + "lib" + ) + + find_library(SSL_EAY + NAMES + ${SSL_EAY_NAMES} + NAMES_PER_DIR + ${_OPENSSL_ROOT_HINTS_AND_PATHS} + PATH_SUFFIXES + "lib/MinGW" + "lib" + ) + + mark_as_advanced(SSL_EAY LIB_EAY) + set(OPENSSL_SSL_LIBRARY ${SSL_EAY} ) + set(OPENSSL_CRYPTO_LIBRARY ${LIB_EAY} ) + unset(LIB_EAY_NAMES) + unset(SSL_EAY_NAMES) + else() + # Not sure what to pick for -say- intel, let's use the toplevel ones and hope someone report issues: + find_library(LIB_EAY + NAMES + libcrypto + libeay32 + NAMES_PER_DIR + ${_OPENSSL_ROOT_HINTS_AND_PATHS} + HINTS + ${_OPENSSL_LIBDIR} + PATH_SUFFIXES + lib + ) + + find_library(SSL_EAY + NAMES + libssl + ssleay32 + NAMES_PER_DIR + ${_OPENSSL_ROOT_HINTS_AND_PATHS} + HINTS + ${_OPENSSL_LIBDIR} + PATH_SUFFIXES + lib + ) + + mark_as_advanced(SSL_EAY LIB_EAY) + set(OPENSSL_SSL_LIBRARY ${SSL_EAY} ) + set(OPENSSL_CRYPTO_LIBRARY ${LIB_EAY} ) + endif() +else() + + find_library(OPENSSL_SSL_LIBRARY + NAMES + ssl + ssleay32 + ssleay32MD + NAMES_PER_DIR + ${_OPENSSL_ROOT_HINTS_AND_PATHS} + HINTS + ${_OPENSSL_LIBDIR} + PATH_SUFFIXES + lib + ) + + find_library(OPENSSL_CRYPTO_LIBRARY + NAMES + crypto + NAMES_PER_DIR + ${_OPENSSL_ROOT_HINTS_AND_PATHS} + HINTS + ${_OPENSSL_LIBDIR} + PATH_SUFFIXES + lib + ) + + mark_as_advanced(OPENSSL_CRYPTO_LIBRARY OPENSSL_SSL_LIBRARY) + + # compat defines + set(OPENSSL_SSL_LIBRARIES ${OPENSSL_SSL_LIBRARY}) + set(OPENSSL_CRYPTO_LIBRARIES ${OPENSSL_CRYPTO_LIBRARY}) + +endif() + +function(from_hex HEX DEC) + string(TOUPPER "${HEX}" HEX) + set(_res 0) + string(LENGTH "${HEX}" _strlen) + + while (_strlen GREATER 0) + math(EXPR _res "${_res} * 16") + string(SUBSTRING "${HEX}" 0 1 NIBBLE) + string(SUBSTRING "${HEX}" 1 -1 HEX) + if (NIBBLE STREQUAL "A") + math(EXPR _res "${_res} + 10") + elseif (NIBBLE STREQUAL "B") + math(EXPR _res "${_res} + 11") + elseif (NIBBLE STREQUAL "C") + math(EXPR _res "${_res} + 12") + elseif (NIBBLE STREQUAL "D") + math(EXPR _res "${_res} + 13") + elseif (NIBBLE STREQUAL "E") + math(EXPR _res "${_res} + 14") + elseif (NIBBLE STREQUAL "F") + math(EXPR _res "${_res} + 15") + else() + math(EXPR _res "${_res} + ${NIBBLE}") + endif() + + string(LENGTH "${HEX}" _strlen) + endwhile() + + set(${DEC} ${_res} PARENT_SCOPE) +endfunction() + +if(OPENSSL_INCLUDE_DIR AND EXISTS "${OPENSSL_INCLUDE_DIR}/openssl/opensslv.h") + file(STRINGS "${OPENSSL_INCLUDE_DIR}/openssl/opensslv.h" openssl_version_str + REGEX "^#[\t ]*define[\t ]+OPENSSL_VERSION_NUMBER[\t ]+0x([0-9a-fA-F])+.*") + + if(openssl_version_str) + # The version number is encoded as 0xMNNFFPPS: major minor fix patch status + # The status gives if this is a developer or prerelease and is ignored here. + # Major, minor, and fix directly translate into the version numbers shown in + # the string. The patch field translates to the single character suffix that + # indicates the bug fix state, which 00 -> nothing, 01 -> a, 02 -> b and so + # on. + + string(REGEX REPLACE "^.*OPENSSL_VERSION_NUMBER[\t ]+0x([0-9a-fA-F])([0-9a-fA-F][0-9a-fA-F])([0-9a-fA-F][0-9a-fA-F])([0-9a-fA-F][0-9a-fA-F])([0-9a-fA-F]).*$" + "\\1;\\2;\\3;\\4;\\5" OPENSSL_VERSION_LIST "${openssl_version_str}") + list(GET OPENSSL_VERSION_LIST 0 OPENSSL_VERSION_MAJOR) + list(GET OPENSSL_VERSION_LIST 1 OPENSSL_VERSION_MINOR) + from_hex("${OPENSSL_VERSION_MINOR}" OPENSSL_VERSION_MINOR) + list(GET OPENSSL_VERSION_LIST 2 OPENSSL_VERSION_FIX) + from_hex("${OPENSSL_VERSION_FIX}" OPENSSL_VERSION_FIX) + list(GET OPENSSL_VERSION_LIST 3 OPENSSL_VERSION_PATCH) + + if (NOT OPENSSL_VERSION_PATCH STREQUAL "00") + from_hex("${OPENSSL_VERSION_PATCH}" _tmp) + # 96 is the ASCII code of 'a' minus 1 + math(EXPR OPENSSL_VERSION_PATCH_ASCII "${_tmp} + 96") + unset(_tmp) + # Once anyone knows how OpenSSL would call the patch versions beyond 'z' + # this should be updated to handle that, too. This has not happened yet + # so it is simply ignored here for now. + string(ASCII "${OPENSSL_VERSION_PATCH_ASCII}" OPENSSL_VERSION_PATCH_STRING) + endif () + + set(OPENSSL_VERSION "${OPENSSL_VERSION_MAJOR}.${OPENSSL_VERSION_MINOR}.${OPENSSL_VERSION_FIX}${OPENSSL_VERSION_PATCH_STRING}") + endif () +endif () + +include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake) + +set(OPENSSL_LIBRARIES ${OPENSSL_SSL_LIBRARY} ${OPENSSL_CRYPTO_LIBRARY} ) + +if (OPENSSL_VERSION) + find_package_handle_standard_args(OpenSSL + REQUIRED_VARS + #OPENSSL_SSL_LIBRARY # FIXME: require based on a component request? + OPENSSL_CRYPTO_LIBRARY + OPENSSL_INCLUDE_DIR + VERSION_VAR + OPENSSL_VERSION + FAIL_MESSAGE + "Could NOT find OpenSSL, try to set the path to OpenSSL root folder in the system variable OPENSSL_ROOT_DIR" + ) +else () + find_package_handle_standard_args(OpenSSL "Could NOT find OpenSSL, try to set the path to OpenSSL root folder in the system variable OPENSSL_ROOT_DIR" + #OPENSSL_SSL_LIBRARY # FIXME: require based on a component request? + OPENSSL_CRYPTO_LIBRARY + OPENSSL_INCLUDE_DIR + ) +endif () + +mark_as_advanced(OPENSSL_INCLUDE_DIR OPENSSL_LIBRARIES) + +if(OPENSSL_FOUND) + if(NOT TARGET OpenSSL::Crypto AND + (EXISTS "${OPENSSL_CRYPTO_LIBRARY}" OR + EXISTS "${LIB_EAY_LIBRARY_DEBUG}" OR + EXISTS "${LIB_EAY_LIBRARY_RELEASE}") + ) + add_library(OpenSSL::Crypto UNKNOWN IMPORTED) + set_target_properties(OpenSSL::Crypto PROPERTIES + INTERFACE_INCLUDE_DIRECTORIES "${OPENSSL_INCLUDE_DIR}") + if(EXISTS "${OPENSSL_CRYPTO_LIBRARY}") + set_target_properties(OpenSSL::Crypto PROPERTIES + IMPORTED_LINK_INTERFACE_LANGUAGES "C" + IMPORTED_LOCATION "${OPENSSL_CRYPTO_LIBRARY}") + endif() + if(EXISTS "${LIB_EAY_LIBRARY_RELEASE}") + set_property(TARGET OpenSSL::Crypto APPEND PROPERTY + IMPORTED_CONFIGURATIONS RELEASE) + set_target_properties(OpenSSL::Crypto PROPERTIES + IMPORTED_LINK_INTERFACE_LANGUAGES_RELEASE "C" + IMPORTED_LOCATION_RELEASE "${LIB_EAY_LIBRARY_RELEASE}") + endif() + if(EXISTS "${LIB_EAY_LIBRARY_DEBUG}") + set_property(TARGET OpenSSL::Crypto APPEND PROPERTY + IMPORTED_CONFIGURATIONS DEBUG) + set_target_properties(OpenSSL::Crypto PROPERTIES + IMPORTED_LINK_INTERFACE_LANGUAGES_DEBUG "C" + IMPORTED_LOCATION_DEBUG "${LIB_EAY_LIBRARY_DEBUG}") + endif() + endif() + if(NOT TARGET OpenSSL::SSL AND + (EXISTS "${OPENSSL_SSL_LIBRARY}" OR + EXISTS "${SSL_EAY_LIBRARY_DEBUG}" OR + EXISTS "${SSL_EAY_LIBRARY_RELEASE}") + ) + add_library(OpenSSL::SSL UNKNOWN IMPORTED) + set_target_properties(OpenSSL::SSL PROPERTIES + INTERFACE_INCLUDE_DIRECTORIES "${OPENSSL_INCLUDE_DIR}") + if(EXISTS "${OPENSSL_SSL_LIBRARY}") + set_target_properties(OpenSSL::SSL PROPERTIES + IMPORTED_LINK_INTERFACE_LANGUAGES "C" + IMPORTED_LOCATION "${OPENSSL_SSL_LIBRARY}") + endif() + if(EXISTS "${SSL_EAY_LIBRARY_RELEASE}") + set_property(TARGET OpenSSL::SSL APPEND PROPERTY + IMPORTED_CONFIGURATIONS RELEASE) + set_target_properties(OpenSSL::SSL PROPERTIES + IMPORTED_LINK_INTERFACE_LANGUAGES_RELEASE "C" + IMPORTED_LOCATION_RELEASE "${SSL_EAY_LIBRARY_RELEASE}") + endif() + if(EXISTS "${SSL_EAY_LIBRARY_DEBUG}") + set_property(TARGET OpenSSL::SSL APPEND PROPERTY + IMPORTED_CONFIGURATIONS DEBUG) + set_target_properties(OpenSSL::SSL PROPERTIES + IMPORTED_LINK_INTERFACE_LANGUAGES_DEBUG "C" + IMPORTED_LOCATION_DEBUG "${SSL_EAY_LIBRARY_DEBUG}") + endif() + if(TARGET OpenSSL::Crypto) + set_target_properties(OpenSSL::SSL PROPERTIES + INTERFACE_LINK_LIBRARIES OpenSSL::Crypto) + endif() + endif() +endif() + +# Restore the original find library ordering +if(OPENSSL_USE_STATIC_LIBS) + set(CMAKE_FIND_LIBRARY_SUFFIXES ${_openssl_ORIG_CMAKE_FIND_LIBRARY_SUFFIXES}) +endif() |