Added libusb detection CMake script.

channels/urbdrc/client/libusb/CMakeLists.txt

@@ -27,6 +27,8 @@ set(${MODULE_PREFIX}_SRCS
 
 include_directories(..)
 
+find_package(libusb-1.0 REQUIRED)
+
 add_channel_client_subsystem_library(${MODULE_PREFIX} ${MODULE_NAME} ${CHANNEL_NAME} "" TRUE "")
 
 set_target_properties(${MODULE_NAME} PROPERTIES PREFIX "")
@@ -37,7 +39,7 @@ set(${MODULE_PREFIX}_LIBS
 set(${MODULE_PREFIX}_LIBS ${${MODULE_PREFIX}_LIBS}
     ${DBUS_GLIB_LIBRARIES}
     ${UUID_LIBRARIES}
-    usb-1.0
+    ${LIBUSB_1_LIBRARIES}
     )
 
 set_complex_link_libraries(VARIABLE ${MODULE_PREFIX}_LIBS

cmake/Findlibusb-1.0.cmake

@@ -0,0 +1,98 @@
+# - 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 <mail@cynapses.org>
+#
+# (Changes for libusb) Copyright (c) 2008 Kyle Machulis <kyle@nonpolynomial.com>
+#
+# 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)