cmake/modules/FindOpenSSL.cmake

   1 # - Try to find the OpenSSL encryption library
   2 # Once done this will define
   3 #
   4 #  OPENSSL_FOUND - system has the OpenSSL library
   5 #  OPENSSL_INCLUDE_DIR - the OpenSSL include directory
   6 #  OPENSSL_LIBRARIES - The libraries needed to use OpenSSL
   7 #  OPENSSL_EAY_LIBRARIES - The additional libraries needed to use OpenSSL on windows
   8
   9 # Copyright (c) 2006, Alexander Neundorf, <neundorf@kde.org>
  10 #
  11 # Redistribution and use is allowed according to the terms of the BSD license.
  12 # For details see the accompanying COPYING-CMAKE-SCRIPTS file.
  13
  14 INCLUDE(FindLibraryWithDebug)
  15
  16 # on win32 we additional need to link to libeay32.lib
  17 MACRO(OPENSSL_ADD_LIB_EAY_LIBS)
  18    FIND_LIBRARY_WITH_DEBUG(OPENSSL_EAY_LIBRARIES
  19                    WIN32_DEBUG_POSTFIX d
  20                    NAMES eay libeay libeay32 libeay32MT)
  21 ENDMACRO(OPENSSL_ADD_LIB_EAY_LIBS)
  22
  23 IF(OPENSSL_LIBRARIES)
  24    SET(OpenSSL_FIND_QUIETLY TRUE)
  25 ENDIF(OPENSSL_LIBRARIES)
  26
  27 IF(SSL_EAY_DEBUG AND SSL_EAY_RELEASE)
  28    SET(LIB_FOUND 1)
  29 ENDIF(SSL_EAY_DEBUG AND SSL_EAY_RELEASE)
  30
  31 FIND_PATH(OPENSSL_INCLUDE_DIR openssl/ssl.h )
  32
  33 FIND_LIBRARY_WITH_DEBUG(OPENSSL_LIBRARIES
  34                 WIN32_DEBUG_POSTFIX d
  35                 NAMES ssl ssleay ssleay32 libssleay32 ssleay32MT)
  36
  37 IF(WIN32)
  38    OPENSSL_ADD_LIB_EAY_LIBS()
  39    IF(OPENSSL_INCLUDE_DIR AND OPENSSL_LIBRARIES AND OPENSSL_EAY_LIBRARIES)
  40       SET(OPENSSL_FOUND TRUE)
  41    ELSE(OPENSSL_INCLUDE_DIR AND OPENSSL_LIBRARIES AND OPENSSL_EAY_LIBRARIES)
  42       SET(OPENSSL_FOUND FALSE)
  43    ENDIF (OPENSSL_INCLUDE_DIR AND OPENSSL_LIBRARIES AND OPENSSL_EAY_LIBRARIES)
  44 ELSE(WIN32)
  45    IF(OPENSSL_INCLUDE_DIR AND OPENSSL_LIBRARIES)
  46       SET(OPENSSL_FOUND TRUE)
  47    ELSE(OPENSSL_INCLUDE_DIR AND OPENSSL_LIBRARIES)
  48       SET(OPENSSL_FOUND FALSE)
  49    ENDIF (OPENSSL_INCLUDE_DIR AND OPENSSL_LIBRARIES)
  50 ENDIF(WIN32)
  51
  52 IF (OPENSSL_FOUND)
  53    IF (NOT OpenSSL_FIND_QUIETLY)
  54       MESSAGE(STATUS "Found OpenSSL: ${OPENSSL_LIBRARIES}")
  55    ENDIF (NOT OpenSSL_FIND_QUIETLY)
  56 ELSE (OPENSSL_FOUND)
  57    IF (OpenSSL_FIND_REQUIRED)
  58       MESSAGE(FATAL_ERROR "Could NOT find OpenSSL")
  59    ENDIF (OpenSSL_FIND_REQUIRED)
  60 ENDIF (OPENSSL_FOUND)
  61
  62 MARK_AS_ADVANCED(OPENSSL_INCLUDE_DIR OPENSSL_LIBRARIES)
  63