# - Try to find GCrypt

# Once done this will define

#

#  GCRYPT_FOUND - system has GCrypt

#  GCRYPT_INCLUDE_DIRS - the GCrypt include directory

#  GCRYPT_LIBRARIES - Link these to use GCrypt

#  GCRYPT_DEFINITIONS - Compiler switches required for using GCrypt

#

#=============================================================================

#  Copyright (c) 2009-2011 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 (GCRYPT_LIBRARIES AND GCRYPT_INCLUDE_DIRS)

    # in cache already

    # set(GCRYPT_FOUND TRUE)

else (GCRYPT_LIBRARIES AND GCRYPT_INCLUDE_DIRS)

    set(_GCRYPT_ROOT_PATHS

        "$ENV{PROGRAMFILES}/libgcrypt"

    )

    find_path(GCRYPT_ROOT_DIR

        NAMES

            include/gcrypt.h

        PATHS

            ${_GCRYPT_ROOT_PATHS}

    )

    mark_as_advanced(ZLIB_ROOT_DIR)

    find_path(GCRYPT_INCLUDE_DIR

        NAMES

            gcrypt.h

        PATHS

            /usr/local/include

            /opt/local/include

            /sw/include

            /usr/lib/sfw/include

            ${GCRYPT_ROOT_DIR}/include

    )

    set(GCRYPT_INCLUDE_DIRS ${GCRYPT_INCLUDE_DIR})

    find_library(GCRYPT_LIBRARY

        NAMES

            gcrypt

            gcrypt11

            libgcrypt-11

        PATHS

            /opt/local/lib

            /sw/lib

            /usr/sfw/lib/64

            /usr/sfw/lib

            ${GCRYPT_ROOT_DIR}/lib

    )

    set(GCRYPT_LIBRARIES ${GCRYPT_LIBRARY})

    include(FindPackageHandleStandardArgs)

    find_package_handle_standard_args(GCrypt DEFAULT_MSG GCRYPT_LIBRARIES GCRYPT_INCLUDE_DIRS)

    # show the GCRYPT_INCLUDE_DIRS and GCRYPT_LIBRARIES variables only in the advanced view

    mark_as_advanced(GCRYPT_INCLUDE_DIRS GCRYPT_LIBRARIES GCRYPT_INCLUDE_DIR GCRYPT_LIBRARY GCRYPT_ROOT_DIR)

endif (GCRYPT_LIBRARIES AND GCRYPT_INCLUDE_DIRS)