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#
# Copyright 2015 Ettus Research LLC
#
# SPDX-License-Identifier: GPL-3.0-or-later
#
# - Find libgps
# Find the Gpsd includes and client library
# This module defines
# LIBGPS_INCLUDE_DIR, where to find gps.h
# LIBGPS_LIBRARIES, the libraries needed by a GPSD client.
# LIBGPS_FOUND, If false, do not try to use GPSD.
# also defined, but not for general use are
# LIBGPS_LIBRARY, where to find the GPSD library.
include(FindPkgConfig)
PKG_CHECK_MODULES(PC_GPSD "libgps")
PKG_CHECK_MODULES(PC_GPSD_V3_11 "libgps >= 3.11")
if(PC_GPSD_FOUND AND NOT PC_GPSD_V3_11_FOUND)
message(WARNING "GPSD version found is too old")
endif(PC_GPSD_FOUND AND NOT PC_GPSD_V3_11_FOUND)
if(PC_GPSD_V3_11_FOUND)
find_path(
LIBGPS_INCLUDE_DIR
NAMES gps.h
HINTS ${PC_GPSD_INCLUDE_DIR}
)
set(
LIBGPS_NAMES
${LIBGPS_NAMES} gps
)
find_library(
LIBGPS_LIBRARY
NAMES ${LIBGPS_NAMES}
HINTS ${PC_GPSD_LIBDIR}
)
endif(PC_GPSD_V3_11_FOUND)
# handle the QUIETLY and REQUIRED arguments and set LIBGPS_FOUND to TRUE if
# all listed variables are TRUE
include(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(LIBGPS DEFAULT_MSG LIBGPS_LIBRARY LIBGPS_INCLUDE_DIR)
if(LIBGPS_FOUND)
set(LIBGPS_LIBRARIES ${LIBGPS_LIBRARY})
endif(LIBGPS_FOUND)
mark_as_advanced(LIBGPS_LIBRARY LIBGPS_INCLUDE_DIR)
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