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#
# - Find gnutls
# Find the native GNUTLS includes and library
#
#  GNUTLS_INCLUDE_DIRS - where to find gnutls.h, etc.
#  GNUTLS_LIBRARIES    - List of libraries when using gnutls.
#  GNUTLS_FOUND        - True if gnutls found.


IF (GNUTLS_INCLUDE_DIRS)
  # Already in cache, be silent
  SET(GNUTLS_FIND_QUIETLY TRUE)
ENDIF (GNUTLS_INCLUDE_DIRS)

INCLUDE(FindWSWinLibs)
FindWSWinLibs("gnutls-.*" "GNUTLS_HINTS")

find_package(PkgConfig)
pkg_search_module(GNUTLS gnutls)

FIND_PATH(GNUTLS_INCLUDE_DIR
  NAMES
    gnutls.h
    gnutls/gnutls.h
  PATH_SUFFIXES
    include
  HINTS
    "${GNUTLS_INCLUDEDIR}"
    "${GNUTLS_HINTS}"
)

SET(GNUTLS_NAMES gnutls libgnutls-28)
FIND_LIBRARY(GNUTLS_LIBRARY
  NAMES
    ${GNUTLS_NAMES}
    libgmp-10 libgcc_s_sjlj-1 libffi-6 libhogweed-2-4 libnettle-4-6
    libp11-kit-0 libtasn1-6
  HINTS
    "${GNUTLS_LIBDIR}"
    "${GNUTLS_HINTS}/bin"
)

# handle the QUIETLY and REQUIRED arguments and set GNUTLS_FOUND to TRUE if
# all listed variables are TRUE
INCLUDE(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(GNUTLS DEFAULT_MSG GNUTLS_LIBRARY GNUTLS_INCLUDE_DIR)

IF(GNUTLS_FOUND)
  SET( GNUTLS_LIBRARIES ${GNUTLS_LIBRARY} )
  SET( GNUTLS_INCLUDE_DIRS ${GNUTLS_INCLUDE_DIR} )
ELSE(GNUTLS_FOUND)
  SET( GNUTLS_LIBRARIES )
  SET( GNUTLS_INCLUDE_DIRS )
ENDIF(GNUTLS_FOUND)

MARK_AS_ADVANCED( GNUTLS_LIBRARIES GNUTLS_INCLUDE_DIRS )