Squashed 'cmake/' content from commit 2d25566

git-subtree-dir: cmake
git-subtree-split: 2d25566a1c5162ce3fd6bfc268d5665de182af89

GetFileList.cmake

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+# - Returns a list of the file names of all files passed
+#
+#  get_file_list(<listvar> <file path> [<additional file paths>...])
+#
+# Requires CMake 2.6 or newer (uses the 'function' command)
+#
+# Original Author:
+# 2009-2010 Ryan Pavlik <rpavlik@iastate.edu> <abiryan@ryand.net>
+# http://academic.cleardefinition.com
+# Iowa State University HCI Graduate Program/VRAC
+#
+#          Copyright Iowa State University 2009-2010
+# Distributed under the Boost Software License, Version 1.0.
+#    (See accompanying file LICENSE_1_0.txt or copy at
+#          http://www.boost.org/LICENSE_1_0.txt)
+
+if(__get_file_list)
+	return()
+endif()
+set(__get_file_list YES)
+
+function(get_file_list _var)
+	# combine variable's current value with additional list items
+	set(_in ${ARGN})
+
+	if(_in)
+		# Initial list cleaning
+		list(REMOVE_DUPLICATES _in)
+
+		# Grab the absolute path of each actual directory
+		set(_out)
+		foreach(_file ${_in})
+			get_filename_component(_fn "${_file}" FILE)
+			list(APPEND _out "${_fn}")
+		endforeach()
+
+		if(_out)
+			# Clean up the output list now
+			list(REMOVE_DUPLICATES _out)
+		endif()
+
+		# return _out
+		set(${_var} "${_out}" PARENT_SCOPE)
+	endif()
+endfunction()