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# - Try to find OpenSSL
# Once done this will define
#
# OPENSSL_ROOT_DIR - Set this variable to the root installation of OpenSSL
#
# Read-Only variables:
# OPENSSL_FOUND - system has OpenSSL
# OPENSSL_INCLUDE_DIRS - the OpenSSL include directory
# OPENSSL_LIBRARIES - Link these to use OpenSSL
# OPENSSL_DEFINITIONS - Compiler switches required for using OpenSSL
#
#=============================================================================
# Copyright (c) 2006-2009 Kitware, Inc.
# Copyright (c) 2006 Alexander Neundorf <neundorf@kde.org>
# Copyright (c) 2009-2010 Mathieu Malaterre <mathieu.malaterre@gmail.com>
# Copyright (c) 2011 Andreas Schneider <asn@cryptomilk.org>
#
# Distributed under the OSI-approved BSD License (the "License");
# see accompanying file Copyright.txt for details.
#
# This software is distributed WITHOUT ANY WARRANTY; without even the
# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
# See the License for more information.
#=============================================================================
#
if (OPENSSL_LIBRARIES AND OPENSSL_INCLUDE_DIRS)
# in cache already
set(OPENSSL_FOUND TRUE)
else (OPENSSL_LIBRARIES AND OPENSSL_INCLUDE_DIRS)
if (UNIX)
find_package(PkgConfig)
if (PKG_CONFIG_FOUND)
pkg_check_modules(_OPENSSL openssl)
endif (PKG_CONFIG_FOUND)
endif (UNIX)
# http://www.slproweb.com/products/Win32OpenSSL.html
set(_OPENSSL_ROOT_HINTS
"[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]"
)
set(_OPENSSL_ROOT_PATHS
"C:/OpenSSL/"
"C:/OpenSSL-Win32/"
"C:/OpenSSL-Win64/"
"$ENV{PROGRAMFILES}/OpenSSL"
"$ENV{PROGRAMFILES}/OpenSSL-Win32"
"$ENV{PROGRAMFILES}/OpenSSL-Win64"
)
find_path(OPENSSL_ROOT_DIR
NAMES
include/openssl/ssl.h
HINTS
${_OPENSSL_ROOT_HINTS}
PATHS
${_OPENSSL_ROOT_PATHS}
)
mark_as_advanced(OPENSSL_ROOT_DIR)
find_path(OPENSSL_INCLUDE_DIR
NAMES
openssl/ssl.h
PATHS
/usr/local/include
/opt/local/include
/sw/include
/usr/lib/sfw/include
${OPENSSL_ROOT_DIR}/include
)
set(OPENSSL_INCLUDE_DIRS ${OPENSSL_INCLUDE_DIR})
mark_as_advanced(OPENSSL_INCLUDE_DIRS)
if (WIN32 AND NOT CYGWIN)
# MINGW should go here too
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
# TODO: handle /MT and static lib
# 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
find_library(LIB_EAY_DEBUG
NAMES
libeay32MDd
libeay32
PATHS
${OPENSSL_ROOT_DIR}/lib/VC
)
find_library(LIB_EAY_RELEASE
NAMES
libeay32MD
libeay32
PATHS
${OPENSSL_ROOT_DIR}/lib/VC
)
find_library(SSL_EAY_DEBUG
NAMES
ssleay32MDd
ssleay32
ssl
PATHS ${OPENSSL_ROOT_DIR}/lib/VC
)
find_library(SSL_EAY_RELEASE
NAMES
ssleay32MD
ssleay32
ssl
PATHS
${OPENSSL_ROOT_DIR}/lib/VC
)
if (CMAKE_CONFIGURATION_TYPES OR CMAKE_BUILD_TYPE)
set(OPENSSL_LIBRARIES
optimized ${SSL_EAY_RELEASE} debug ${SSL_EAY_DEBUG}
optimized ${LIB_EAY_RELEASE} debug ${LIB_EAY_DEBUG}
)
else (CMAKE_CONFIGURATION_TYPES OR CMAKE_BUILD_TYPE)
set( OPENSSL_LIBRARIES ${SSL_EAY_RELEASE} ${LIB_EAY_RELEASE} )
endif (CMAKE_CONFIGURATION_TYPES OR CMAKE_BUILD_TYPE)
mark_as_advanced(SSL_EAY_DEBUG SSL_EAY_RELEASE)
mark_as_advanced(LIB_EAY_DEBUG LIB_EAY_RELEASE)
elseif (MINGW)
# same player, for MingW
find_library(LIB_EAY
NAMES
libeay32
PATHS
${OPENSSL_ROOT_DIR}/lib/MinGW
)
find_library(SSL_EAY
NAMES
ssleay32
PATHS
${OPENSSL_ROOT_DIR}/lib/MinGW
)
mark_as_advanced(SSL_EAY LIB_EAY)
set(OPENSSL_LIBRARIES ${SSL_EAY} ${LIB_EAY})
else(MSVC)
# Not sure what to pick for -say- intel, let's use the toplevel ones and hope someone report issues:
find_library(LIB_EAY
NAMES
libeay32
PATHS
${OPENSSL_ROOT_DIR}/lib
)
find_library(SSL_EAY
NAMES
ssleay32
PATHS
${OPENSSL_ROOT_DIR}/lib
)
mark_as_advanced(SSL_EAY LIB_EAY)
set(OPENSSL_LIBRARIES ${SSL_EAY} ${LIB_EAY})
endif(MSVC)
else (WIN32 AND NOT CYGWIN)
find_library(OPENSSL_SSL_LIBRARIES
NAMES
ssl
ssleay32
ssleay32MD
PATHS
${_OPENSSL_LIBDIR}
/opt/local/lib
/sw/lib
/usr/sfw/lib/64
/usr/sfw/lib
)
find_library(OPENSSL_CRYPTO_LIBRARIES
NAMES
crypto
PATHS
${_OPENSSL_LIBDIR}
/opt/local/lib
/sw/lib
/usr/sfw/lib/64
/usr/sfw/lib
)
mark_as_advanced(OPENSSL_CRYPTO_LIBRARIES OPENSSL_SSL_LIBRARIES)
set(OPENSSL_LIBRARIES ${OPENSSL_SSL_LIBRARIES} ${OPENSSL_CRYPTO_LIBRARIES})
endif (WIN32 AND NOT CYGWIN)
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(OpenSSL DEFAULT_MSG OPENSSL_LIBRARIES OPENSSL_INCLUDE_DIRS)
endif (OPENSSL_LIBRARIES AND OPENSSL_INCLUDE_DIRS)
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