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#######################################################################
# Find the library for the USRP Hardware Driver
########################################################################
# make this file non-reentrant within the current context
if(__INCLUDED_FIND_UHD_CMAKE)
return()
endif()
set(__INCLUDED_FIND_UHD_CMAKE TRUE)
# First check to see if UHD installed its own CMake files
# save the current MODULE path
set(SAVED_CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH})
# clear the current MODULE path; uses system paths only
unset(CMAKE_MODULE_PATH)
# try to find UHD via the provided parameters,
# handle REQUIRED internally later
unset(UHD_FOUND)
# set that UHDConfig.cmake was not used. Have to use the ENV, since
# UHDConfigVersion does not allow CACHE changes and UHDConfig might
# not allow CACHE changes.
set(ENV{UHD_CONFIG_USED} FALSE)
set(ENV{UHD_CONFIG_VERSION_USED} FALSE)
# was the version specified?
unset(LOCAL_UHD_FIND_VERSION)
if(UHD_FIND_VERSION)
set(LOCAL_UHD_FIND_VERSION ${UHD_FIND_VERSION})
endif(UHD_FIND_VERSION)
# was EXACT specified?
unset(LOCAL_UHD_FIND_VERSION_EXACT)
if(UHD_FIND_VERSION_EXACT)
set(LOCAL_UHD_FIND_VERSION_EXACT "EXACT")
endif(UHD_FIND_VERSION_EXACT)
# try to find UHDConfig using the desired parameters;
# UHDConfigVersion will catch a pass-through version bug ...
find_package(
UHD ${LOCAL_UHD_FIND_VERSION}
${LOCAL_UHD_FIND_VERSION_EXACT} QUIET
)
# restore CMAKE_MODULE_PATH
set(CMAKE_MODULE_PATH ${SAVED_CMAKE_MODULE_PATH})
# check if UHDConfig was used above
if(NOT "$ENV{UHD_CONFIG_VERSION_USED}" STREQUAL "TRUE")
# Not used; try the "old" method (not as robust)
include(FindPkgConfig)
pkg_check_modules(PC_UHD uhd)
find_path(
UHD_INCLUDE_DIRS
NAMES uhd/config.hpp
HINTS $ENV{UHD_DIR}/include
${PC_UHD_INCLUDEDIR}
PATHS /usr/local/include
/usr/include
)
find_library(
UHD_LIBRARIES
NAMES uhd
HINTS $ENV{UHD_DIR}/lib
${PC_UHD_LIBDIR}
PATHS /usr/local/lib
/usr/lib
)
endif(NOT "$ENV{UHD_CONFIG_VERSION_USED}" STREQUAL "TRUE")
if(UHD_LIBRARIES AND UHD_INCLUDE_DIRS)
# if UHDConfig set UHD_FOUND==TRUE, then these have already been
# done, but done quietly. It does not hurt to redo them here.
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(UHD DEFAULT_MSG UHD_LIBRARIES UHD_INCLUDE_DIRS)
mark_as_advanced(UHD_LIBRARIES UHD_INCLUDE_DIRS)
if (UHD_FOUND AND NOT TARGET UHD::UHD)
add_library(UHD::UHD INTERFACE IMPORTED)
set_target_properties(UHD::UHD PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES "${UHD_INCLUDE_DIRS}"
INTERFACE_LINK_LIBRARIES "${UHD_LIBRARIES}"
)
endif()
elseif(UHD_FIND_REQUIRED)
if($ENV{UHD_CONFIG_VERSION_USED} AND NOT $ENV{UHD_CONFIG_USED})
message(FATAL_ERROR "The found UHD version ($ENV{UHD_PACKAGE_VERSION}) is not compatible with the version required (${UHD_FIND_VERSION}).")
else()
message(FATAL_ERROR "UHD is required, but was not found.")
endif()
endif()
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