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# - Try to find libusb-1.0

# Once done this will define

#

#  LIBUSB_1_FOUND - system has libusb

#  LIBUSB_1_INCLUDE_DIRS - the libusb include directory

#  LIBUSB_1_LIBRARIES - Link these to use libusb

#  LIBUSB_1_DEFINITIONS - Compiler switches required for using libusb

#

#  Adapted from cmake-modules Google Code project

#

#  Copyright (c) 2006 Andreas Schneider 

#

#  (Changes for libusb) Copyright (c) 2008 Kyle Machulis 

#

# Redistribution and use is allowed according to the terms of the New BSD license.

#

# CMake-Modules Project New BSD License

#

# Redistribution and use in source and binary forms, with or without

# modification, are permitted provided that the following conditions are met:

#

# * Redistributions of source code must retain the above copyright notice, this

#   list of conditions and the following disclaimer.

#

# * Redistributions in binary form must reproduce the above copyright notice,

#   this list of conditions and the following disclaimer in the

#   documentation and/or other materials provided with the distribution.

#

# * Neither the name of the CMake-Modules Project nor the names of its

#   contributors may be used to endorse or promote products derived from this

#   software without specific prior written permission.

#

# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND

# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR

# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

#  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON

# ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS

# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

#

if (LIBUSB_1_LIBRARIES AND LIBUSB_1_INCLUDE_DIRS)

  # in cache already

  set(LIBUSB_FOUND TRUE)

else (LIBUSB_1_LIBRARIES AND LIBUSB_1_INCLUDE_DIRS)

  find_path(LIBUSB_1_INCLUDE_DIR

    NAMES

        libusb.h

    PATHS

      /usr/include

      /usr/local/include

      /opt/local/include

      /sw/include

        PATH_SUFFIXES

          libusb-1.0

  )

  find_library(LIBUSB_1_LIBRARY

    NAMES

      usb-1.0 usb

    PATHS

      /usr/lib

      /usr/local/lib

      /opt/local/lib

      /sw/lib

  )

  set(LIBUSB_1_INCLUDE_DIRS

    ${LIBUSB_1_INCLUDE_DIR}

  )

  set(LIBUSB_1_LIBRARIES

    ${LIBUSB_1_LIBRARY}

)

  if (LIBUSB_1_INCLUDE_DIRS AND LIBUSB_1_LIBRARIES)

     set(LIBUSB_1_FOUND TRUE)

  endif (LIBUSB_1_INCLUDE_DIRS AND LIBUSB_1_LIBRARIES)

  if (LIBUSB_1_FOUND)

    if (NOT libusb_1_FIND_QUIETLY)

      message(STATUS "Found libusb-1.0:")

          message(STATUS " - Includes: ${LIBUSB_1_INCLUDE_DIRS}")

          message(STATUS " - Libraries: ${LIBUSB_1_LIBRARIES}")

    endif (NOT libusb_1_FIND_QUIETLY)

  else (LIBUSB_1_FOUND)

    if (libusb_1_FIND_REQUIRED)

      message(FATAL_ERROR "Could not find libusb")

    endif (libusb_1_FIND_REQUIRED)

  endif (LIBUSB_1_FOUND)

  # show the LIBUSB_1_INCLUDE_DIRS and LIBUSB_1_LIBRARIES variables only in the advanced view

  mark_as_advanced(LIBUSB_1_INCLUDE_DIRS LIBUSB_1_LIBRARIES)

endif (LIBUSB_1_LIBRARIES AND LIBUSB_1_INCLUDE_DIRS)