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# This file is part of Mixxx, Digital DJ'ing software.
# Copyright (C) 2001-2020 Mixxx Development Team
# Distributed under the GNU General Public Licence (GPL) version 2 or any later
# later version. See the LICENSE file for details.
#[=======================================================================[.rst:
Findhidapi
----------
Finds the hidapi library.
Imported Targets
^^^^^^^^^^^^^^^^
This module provides the following imported targets, if found:
``hidapi::libusb``
The hidapi-libusb library
Result Variables
^^^^^^^^^^^^^^^^
This will define the following variables:
``hidapi_FOUND``
True if the system has the hidapi library.
``hidapi_INCLUDE_DIRS``
Include directories needed to use hidapi.
``hidapi_LIBRARIES``
Libraries needed to link to hidapi.
``hidapi_DEFINITIONS``
Compile definitions needed to use hidapi.
Cache Variables
^^^^^^^^^^^^^^^
The following cache variables may also be set:
``hidapi_INCLUDE_DIR``
The directory containing ``hidapi/hidapi.h``.
``hidapi_LIBRARY``
The path to the hidapi-lbusb library.
#]=======================================================================]
find_package(PkgConfig QUIET)
if(PkgConfig_FOUND)
pkg_check_modules(PC_hidapi QUIET hidapi-libusb)
endif()
find_path(hidapi_INCLUDE_DIR
NAMES hidapi.h
PATHS ${PC_hidapi_INCLUDE_DIRS}
PATH_SUFFIXES hidapi
DOC "hidapi include directory")
mark_as_advanced(hidapi_INCLUDE_DIR)
find_library(hidapi_LIBRARY
NAMES hidapi-libusb hidapi
PATHS ${PC_hidapi_LIBRARY_DIRS}
DOC "hidapi library"
)
mark_as_advanced(hidapi_LIBRARY)
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(
hidapi
DEFAULT_MSG
hidapi_LIBRARY
hidapi_INCLUDE_DIR
)
if(hidapi_FOUND)
set(hidapi_LIBRARIES "${hidapi_LIBRARY}")
set(hidapi_INCLUDE_DIRS "${hidapi_INCLUDE_DIR}")
set(hidapi_DEFINITIONS ${PC_hidapi_CFLAGS_OTHER})
if(NOT TARGET hidapi::hidapi)
add_library(hidapi::hidapi UNKNOWN IMPORTED)
set_target_properties(hidapi::hidapi
PROPERTIES
IMPORTED_LOCATION "${hidapi_LIBRARY}"
INTERFACE_COMPILE_OPTIONS "${PC_hidapi_CFLAGS_OTHER}"
INTERFACE_INCLUDE_DIRECTORIES "${hidapi_INCLUDE_DIR}"
)
endif()
endif()
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