# You may redistribute this program and/or modify it under the terms of
# the GNU General Public License as published by the Free Software Foundation,
# either version 3 of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
if(NOT LIBRT_FOUND)

    find_path(LIBRT_INCLUDE_DIR
        NAMES
            time.h
        PATHS
            ${LIBRTDIR}/include/
    )

    find_file(
        LIBRT_LIBRARIES librt.a
        PATHS
            ${LIBRTDIR}/lib/
            /usr/local/lib64/
            /usr/local/lib/
            /usr/lib/i386-linux-gnu/
            /usr/lib/x86_64-linux-gnu/
            /usr/lib64/
            /usr/lib/
    )
    set (LIBRT_DYNAMIC "Using static library.")

    if (NOT LIBRT_LIBRARIES)
        find_library(
            LIBRT_LIBRARIES rt
            PATHS
                ${LIBRTDIR}/lib/
                /usr/local/lib64/
                /usr/local/lib/
                /usr/lib/i386-linux-gnu/
                /usr/lib/x86_64-linux-gnu/
                /usr/lib64/
                /usr/lib/
        )
        set (LIBRT_DYNAMIC "Using dynamic library.")
    endif (NOT LIBRT_LIBRARIES)

    if (LIBRT_INCLUDE_DIR AND LIBRT_LIBRARIES)
        set (LIBRT_FOUND TRUE)
    endif (LIBRT_INCLUDE_DIR AND LIBRT_LIBRARIES)

    if (LIBRT_FOUND)
        message(STATUS "Found librt: ${LIBRT_INCLUDE_DIR}, ${LIBRT_LIBRARIES} ${LIBRT_DYNAMIC}")
    else (LIBRT_FOUND)
        if (Librt_FIND_REQUIRED)
            message (FATAL_ERROR "Could not find librt, try to setup LIBRT_PREFIX accordingly")
        endif (Librt_FIND_REQUIRED)
    endif (LIBRT_FOUND)

endif (NOT LIBRT_FOUND)