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# - Try to find USB
# Once done this will define
#
# USB_FOUND - system has USB
# USB_INCLUDE_DIRS - the USB include directory
# USB_LIBRARIES - Link these to use USB
# USB_DEFINITIONS - Compiler switches required for using USB
#
# Copyright (c) 2006 Andreas Schneider <mail@cynapses.org>
# Copyright (c) 2008 Andreas Schneider <mail@cynapses.org>
#
# Redistribution and use is allowed according to the terms of the New
# BSD license.
# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
#
if (USB_LIBRARIES AND USB_INCLUDE_DIRS)
# in cache already
set(USB_FOUND TRUE)
else (USB_LIBRARIES AND USB_INCLUDE_DIRS)
find_path(USB_INCLUDE_DIR
NAMES
usb.h
PATHS
/usr/include
/usr/local/include
/opt/local/include
/sw/include
)
find_library(USB_LIBRARY
NAMES
usb
PATHS
/usr/lib
/usr/local/lib
/opt/local/lib
/sw/lib
)
set(USB_INCLUDE_DIRS
${USB_INCLUDE_DIR}
)
set(USB_LIBRARIES
${USB_LIBRARY}
)
if (USB_INCLUDE_DIRS AND USB_LIBRARIES)
set(USB_FOUND TRUE)
endif (USB_INCLUDE_DIRS AND USB_LIBRARIES)
if (USB_FOUND)
if (NOT USB_FIND_QUIETLY)
message(STATUS "Found USB: ${USB_LIBRARIES}")
endif (NOT USB_FIND_QUIETLY)
else (USB_FOUND)
if (USB_FIND_REQUIRED)
message(FATAL_ERROR "Could not find USB")
endif (USB_FIND_REQUIRED)
endif (USB_FOUND)
# show the USB_INCLUDE_DIRS and USB_LIBRARIES variables only in the advanced view
mark_as_advanced(USB_INCLUDE_DIRS USB_LIBRARIES)
endif (USB_LIBRARIES AND USB_INCLUDE_DIRS)
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