cmake: prefer system libusb
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7c68f93bdf
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# SPDX-FileCopyrightText: 2009 Michal Cihar <michal@cihar.com>
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# SPDX-License-Identifier: GPL-2.0-or-later
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# - Find libusb-1.0 library
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# This module defines
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# LIBUSB_INCLUDE_DIR, where to find bluetooth.h
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# LIBUSB_LIBRARIES, the libraries needed to use libusb-1.0.
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# LIBUSB_FOUND, If false, do not try to use libusb-1.0.
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#
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# vim: expandtab sw=4 ts=4 sts=4:
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if(ANDROID)
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set(LIBUSB_FOUND FALSE CACHE INTERNAL "libusb-1.0 found")
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message(STATUS "libusb-1.0 not found.")
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elseif (NOT LIBUSB_FOUND)
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pkg_check_modules (LIBUSB_PKG libusb-1.0)
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find_path(LIBUSB_INCLUDE_DIR NAMES libusb.h
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PATHS
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${LIBUSB_PKG_INCLUDE_DIRS}
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/usr/include/libusb-1.0
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/usr/include
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/usr/local/include/libusb-1.0
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/usr/local/include
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)
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find_library(LIBUSB_LIBRARIES NAMES usb-1.0 usb
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PATHS
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${LIBUSB_PKG_LIBRARY_DIRS}
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/usr/lib
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/usr/local/lib
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)
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if(LIBUSB_INCLUDE_DIR AND LIBUSB_LIBRARIES)
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set(LIBUSB_FOUND TRUE CACHE INTERNAL "libusb-1.0 found")
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message(STATUS "Found libusb-1.0: ${LIBUSB_INCLUDE_DIR}, ${LIBUSB_LIBRARIES}")
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else(LIBUSB_INCLUDE_DIR AND LIBUSB_LIBRARIES)
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set(LIBUSB_FOUND FALSE CACHE INTERNAL "libusb-1.0 found")
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message(STATUS "libusb-1.0 not found.")
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endif(LIBUSB_INCLUDE_DIR AND LIBUSB_LIBRARIES)
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mark_as_advanced(LIBUSB_INCLUDE_DIR LIBUSB_LIBRARIES)
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endif ()
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@ -0,0 +1,18 @@
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# SPDX-FileCopyrightText: 2022 Alexandre Bouvier <contact@amb.tf>
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#
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# SPDX-License-Identifier: GPL-3.0-or-later
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find_package(PkgConfig QUIET)
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if (PKG_CONFIG_FOUND)
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pkg_search_module(LIBUSB QUIET IMPORTED_TARGET libusb-1.0)
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endif()
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(libusb
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REQUIRED_VARS LIBUSB_LINK_LIBRARIES
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VERSION_VAR LIBUSB_VERSION
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)
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if (libusb_FOUND AND NOT TARGET libusb::usb)
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add_library(libusb::usb ALIAS PkgConfig::LIBUSB)
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endif()
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