# -- Try to find LibSVM # # LibSVM is a Library for Support Vector Machines # available at http://www.csie.ntu.edu.tw/~cjlin/libsvm/ # # ------------------------------------------------------------------ # # -- Library usage example : # # find_package (LibSVM 2.9.0) # if (LIBSVM_FOUND) # include_directories (${LIBSVM_INCLUDE_DIRS}) # add_executable (foo foo.cpp) # target_link_libraries (foo ${LIBSVM_LIBRARIES}) # endif () # # -- Show some debug information : # # set (LIBSVM_DEBUG TRUE) # find_package (LibSVM) # # ------------------------------------------------------------------- # # -- This module defines : # # LIBSVM_FOUND - the system has LibSVM # LIBSVM_INCLUDE_DIR - where to find svm.h # LIBSVM_INCLUDE_DIRS libsvm includes # LIBSVM_LIBRARY - where to find the LibSVM library # LIBSVM_LIBRARIES - aditional libraries # LIBSVM_VERSION - version # LIBSVM_MAJOR_VERSION - major version # LIBSVM_MINOR_VERSION - minor version # LIBSVM_SUBMINOR_VERSION - subminor version # LIBSVM_ROOT_DIR - root dir (ex. /usr/local) # # ------------------------------------------------------------------ # # Copyright (c) 2010 Julien Schueller # # Redistribution and use is allowed according to the terms of the New # BSD license. # For details see the accompanying COPYING-CMAKE-SCRIPTS file. # # check for math header if (NOT HAVE_MATH_H) include (CheckIncludeFile) check_include_file (math.h HAVE_MATH_H) endif () # set LIBSVM_INCLUDE_DIR if (NOT LIBSVM_INCLUDE_DIR) find_path (LIBSVM_INCLUDE_DIR NAMES svm.h PATHS ${LIBSVM_ROOT_DIR}/include PATH_SUFFIXES libsvm libsvm-2.0/libsvm DOC "LibSVM include directory" ) endif () # set LIBSVM_INCLUDE_DIR if (NOT LIBSVM_INCLUDE_DIRS) set (LIBSVM_INCLUDE_DIRS ${LIBSVM_INCLUDE_DIR}) endif () # version if (NOT LIBSVM_VERSION) set (LIBSVM_MAJOR_VERSION 0) set (LIBSVM_MINOR_VERSION 0) set (LIBSVM_SUBMINOR_VERSION 0) if (LIBSVM_INCLUDE_DIR) # LIBSVM_VERSION macro defined in svm.h since version 2.8.9 file (STRINGS "${LIBSVM_INCLUDE_DIR}/svm.h" _VERSION_STRING REGEX ".*LIBSVM_VERSION.*") if (_VERSION_STRING) string (REGEX REPLACE ".*_VERSION[ ]+([0-9]+)" "\\1" _VERSION_NUMBER "${_VERSION_STRING}") math (EXPR LIBSVM_MAJOR_VERSION "${_VERSION_NUMBER} / 100") math (EXPR LIBSVM_MINOR_VERSION "(${_VERSION_NUMBER} % 100 ) / 10") math (EXPR LIBSVM_SUBMINOR_VERSION "${_VERSION_NUMBER} % 10") endif () endif () set (LIBSVM_VERSION "${LIBSVM_MAJOR_VERSION}.${LIBSVM_MINOR_VERSION}.${LIBSVM_SUBMINOR_VERSION}") endif () # check version set (_LIBSVM_VERSION_MATCH TRUE) set (_REQUIRED_VERSION "${LIBSVM_FIND_VERSION_MAJOR}.${LIBSVM_FIND_VERSION_MINOR}.${LIBSVM_FIND_VERSION_PATCH}") if (LIBSVM_FIND_VERSION) if (LIBSVM_FIND_VERSION_EXACT) if ("${_REQUIRED_VERSION}" VERSION_EQUAL "${LIBSVM_VERSION}") else() set (_LIBSVM_VERSION_MATCH FALSE) endif () else () if ("${_REQUIRED_VERSION}" VERSION_GREATER "${LIBSVM_VERSION}") set (_LIBSVM_VERSION_MATCH FALSE) endif () endif () endif () # set LIBSVM_LIBRARY if(NOT LIBSVM_LIBRARY) find_library (LIBSVM_LIBRARY NAMES svm PATHS ${LIBSVM_ROOT_DIR}/lib DOC "LibSVM library location" ) endif () # set LIBSVM_LIBRARIES if (NOT LIBSVM_LIBRARIES) set (LIBSVM_LIBRARIES ${LIBSVM_LIBRARY}) # link with math library on unix if (UNIX) list (APPEND LIBSVM_LIBRARIES "-lm") endif () endif () # root dir if (NOT LIBSVM_ROOT_DIR) # try to guess root dir from include dir if (LIBSVM_INCLUDE_DIR) string (REGEX REPLACE "(.*)/include/libsvm/?" "\\1" LIBSVM_ROOT_DIR "${LIBSVM_INCLUDE_DIR}") # try to guess root dir from library dir elseif (LIBSVM_LIBRARY) get_filename_component (_LIBRARY_DIR ${LIBSVM_LIBRARY} PATH) string (REGEX REPLACE "(.*)/lib[0-9]*/?" "\\1" LIBSVM_ROOT_DIR "${_LIBRARY_DIR}") endif () endif () # debug if (LIBSVM_DEBUG) message (STATUS "LIBSVM_LIBRARY: ${LIBSVM_LIBRARY}") message (STATUS "LIBSVM_LIBRARIES: ${LIBSVM_LIBRARIES}") message (STATUS "LIBSVM_INCLUDE_DIR: ${LIBSVM_INCLUDE_DIR}") message (STATUS "LIBSVM_INCLUDE_DIRS: ${LIBSVM_INCLUDE_DIRS}") message (STATUS "LIBSVM_ROOT_DIR: ${LIBSVM_ROOT_DIR}") message (STATUS "LIBSVM_VERSION: ${LIBSVM_VERSION}") message (STATUS "LIBSVM_MAJOR_VERSION: ${LIBSVM_MAJOR_VERSION}") message (STATUS "LIBSVM_MINOR_VERSION: ${LIBSVM_MINOR_VERSION}") message (STATUS "LIBSVM_SUBMINOR_VERSION: ${LIBSVM_SUBMINOR_VERSION}") endif () # handle REQUIRED and QUIET options include (FindPackageHandleStandardArgs) find_package_handle_standard_args (LibSVM DEFAULT_MSG LIBSVM_LIBRARY _LIBSVM_VERSION_MATCH HAVE_MATH_H LIBSVM_INCLUDE_DIR LIBSVM_INCLUDE_DIRS LIBSVM_LIBRARIES LIBSVM_ROOT_DIR LIBSVM_VERSION ) mark_as_advanced ( LIBSVM_LIBRARY LIBSVM_LIBRARIES LIBSVM_INCLUDE_DIR LIBSVM_INCLUDE_DIRS LIBSVM_ROOT_DIR LIBSVM_VERSION )