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CMake: report CMake version
[libftdi] / CMakeLists.txt
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7771e80..39857a2 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,18 +1,38 @@
+cmake_minimum_required(VERSION 2.8.12 FATAL_ERROR)
+
+message(STATUS "CMake version: ${CMAKE_VERSION}")
+
 # Project
 project(libftdi1 C)
 set(MAJOR_VERSION 1)
-set(MINOR_VERSION 4)
+set(MINOR_VERSION 5)
 set(PACKAGE libftdi1)
 set(VERSION_STRING ${MAJOR_VERSION}.${MINOR_VERSION})
 set(VERSION ${VERSION_STRING})
 set(CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake)
 
+# Support new if() IN_LIST operator
+if(POLICY CMP0057)
+  cmake_policy(SET CMP0057 NEW)
+endif()
+
+# Included scripts do automatic cmake_policy() PUSH and POP
+if(POLICY CMP0011)
+  cmake_policy(SET CMP0011 NEW)
+endif()
+
+# Target link properties INTERFACE_LINK_OPTIONS, INTERFACE_LINK_DIRECTORIES
+# and INTERFACE_LINK_DEPENDS are now transitive over private dependencies
+# of static libraries
+if(POLICY CMP0099)
+  cmake_policy(SET CMP0099 NEW)
+endif()
+
 # CMake
 if("${CMAKE_BUILD_TYPE}" STREQUAL "")
-   set(CMAKE_BUILD_TYPE     RelWithDebInfo)
+  set(CMAKE_BUILD_TYPE     RelWithDebInfo)
 endif("${CMAKE_BUILD_TYPE}" STREQUAL "")
 set(CMAKE_COLOR_MAKEFILE ON)
-cmake_minimum_required(VERSION 2.6 FATAL_ERROR)
 
 add_definitions(-Wall)
 
@@ -21,12 +41,20 @@ include(CMakeOptions.txt)
 # Debug build
 message("-- Build type: ${CMAKE_BUILD_TYPE}")
 if(${CMAKE_BUILD_TYPE} STREQUAL Debug)
-   add_definitions(-DDEBUG)
+  add_definitions(-DDEBUG)
 endif(${CMAKE_BUILD_TYPE} STREQUAL Debug)
 
 # find libusb
-find_package ( USB1 REQUIRED )
-include_directories ( ${LIBUSB_INCLUDE_DIR} )
+find_package( PkgConfig )
+if (PkgConfig_FOUND)
+  pkg_check_modules( LIBUSB libusb-1.0 )
+  if (LIBUSB_FOUND)
+    include_directories ( ${LIBUSB_INCLUDE_DIRS} )
+  else()
+    find_package ( USB1 REQUIRED )
+    include_directories ( ${LIBUSB_INCLUDE_DIR} )
+  endif()
+endif()
 
 # Find Boost
 if (FTDIPP OR BUILD_TESTS)
@@ -50,7 +78,7 @@ set(CPACK_COMPONENT_SHAREDLIBS_GROUP "Development")
 set(CPACK_COMPONENT_STATICLIBS_GROUP "Development")
 set(CPACK_COMPONENT_HEADERS_GROUP    "Development")
 
-# guess LIB_SUFFIX, don't take debian multiarch into account 
+# guess LIB_SUFFIX, don't take debian multiarch into account
 if ( NOT DEFINED LIB_SUFFIX )
   if( CMAKE_SYSTEM_NAME MATCHES "Linux"
       AND NOT CMAKE_CROSSCOMPILING
@@ -64,9 +92,9 @@ endif ()
 
 if(NOT APPLE)
   if(CMAKE_SIZEOF_VOID_P EQUAL 4)
-      SET(PACK_ARCH "")
-    else(CMAKE_SIZEOF_VOID_P EQUAL 8)
-      SET(PACK_ARCH .x86_64)
+    SET(PACK_ARCH "")
+  else(CMAKE_SIZEOF_VOID_P EQUAL 8)
+    SET(PACK_ARCH .x86_64)
   endif(CMAKE_SIZEOF_VOID_P EQUAL 4)
 else(NOT APPLE)
   SET(PACK_ARCH "")
@@ -76,8 +104,8 @@ endif(NOT APPLE)
 set(CPACK_PACKAGE_VERSION              ${VERSION_STRING})
 set(CPACK_PACKAGE_CONTACT              "Intra2net AG <libftdi@developer.intra2net.com>")
 set(CPACK_PACKAGE_DESCRIPTION          "libftdi1 library.")
-set(CPACK_PACKAGE_DESCRIPTION_SUMMARY  ${CPACK_PACKAGE_DESCRIPTION}
-                                       )
+set(CPACK_PACKAGE_DESCRIPTION_SUMMARY  ${CPACK_PACKAGE_DESCRIPTION})
+
 # Package settings
 if ( UNIX )
   set(CPACK_GENERATOR                    "DEB;RPM")
@@ -116,27 +144,12 @@ add_custom_target(dist
     WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
 
 if ( DOCUMENTATION )
-   find_package ( Doxygen REQUIRED)
-
-   # Copy doxy.config.in
-   set(top_srcdir ${CMAKE_SOURCE_DIR})
-   configure_file(${CMAKE_SOURCE_DIR}/doc/Doxyfile.in ${CMAKE_BINARY_DIR}/Doxyfile )
-   configure_file(${CMAKE_SOURCE_DIR}/doc/Doxyfile.xml.in ${CMAKE_BINARY_DIR}/Doxyfile.xml )
-
-   # Run doxygen
-   add_custom_command(
-    OUTPUT ${CMAKE_BINARY_DIR}/doc/html/index.html
-    COMMAND ${CMAKE_COMMAND} -E make_directory ${CMAKE_BINARY_DIR}/doc
-    COMMAND ${DOXYGEN_EXECUTABLE} ${CMAKE_BINARY_DIR}/Doxyfile
-    DEPENDS ${c_headers};${c_sources};${cpp_sources};${cpp_headers}
-   )
-
-   add_custom_target(docs ALL DEPENDS ${CMAKE_BINARY_DIR}/doc/html/index.html)
-endif ()
+  add_subdirectory(doc)
+endif ( DOCUMENTATION )
 
 add_subdirectory(src)
 if ( FTDIPP )
-  project(libftdipp1 C CXX)
+  project(libftdi1 C CXX)
   add_subdirectory(ftdipp)
 endif ()
 if ( PYTHON_BINDINGS )
@@ -150,6 +163,7 @@ if ( EXAMPLES )
 endif ()
 add_subdirectory(packages)
 if ( BUILD_TESTS )
+  project(libftdi1 C CXX)
   add_subdirectory(test)
 endif ()
 
@@ -159,10 +173,10 @@ set(exec_prefix ${CMAKE_INSTALL_PREFIX}/bin)
 set(includedir  ${CMAKE_INSTALL_PREFIX}/include/${PROJECT_NAME})
 
 if(${UNIX})
-   set(libdir      ${CMAKE_INSTALL_PREFIX}/lib${LIB_SUFFIX})
+  set(libdir      ${CMAKE_INSTALL_PREFIX}/lib${LIB_SUFFIX})
 endif(${UNIX})
 if(${WIN32})
-   set(libdir      ${CMAKE_INSTALL_PREFIX}/bin)
+  set(libdir      ${CMAKE_INSTALL_PREFIX}/bin)
 endif(${WIN32})
 
 configure_file(${CMAKE_SOURCE_DIR}/libftdi1.pc.in ${CMAKE_BINARY_DIR}/libftdi1.pc @ONLY)
@@ -202,39 +216,33 @@ set ( LIBFTDI_VERSION_MINOR ${MINOR_VERSION} )
 
 set ( LIBFTDI_USE_FILE ${CMAKE_INSTALL_PREFIX}/${LIBFTDI_CMAKE_CONFIG_DIR}/UseLibFTDI1.cmake )
 
-if(CMAKE_VERSION VERSION_LESS 2.8.8) 
-  configure_file ( cmake/LibFTDI1Config.cmake.in ${CMAKE_CURRENT_BINARY_DIR}/LibFTDI1Config.cmake @ONLY )
-  configure_file ( cmake/LibFTDI1ConfigVersion.cmake.in ${CMAKE_CURRENT_BINARY_DIR}/LibFTDI1ConfigVersion.cmake @ONLY )
-else ()
-  include(CMakePackageConfigHelpers)
-
-  configure_package_config_file (
-    cmake/LibFTDI1Config.cmake.in
+include(CMakePackageConfigHelpers)
+
+configure_package_config_file (
+  cmake/LibFTDI1Config.cmake.in
+  ${CMAKE_CURRENT_BINARY_DIR}/LibFTDI1Config.cmake
+  INSTALL_DESTINATION ${LIBFTDI_CMAKE_CONFIG_DIR}
+  PATH_VARS
+    LIBFTDI_USE_FILE
+    LIBFTDI_ROOT_DIR
+    LIBFTDI_INCLUDE_DIR
+    LIBFTDI_INCLUDE_DIRS
+    LIBFTDI_LIBRARY_DIRS
+  NO_CHECK_REQUIRED_COMPONENTS_MACRO
+)
+write_basic_package_version_file (
+  LibFTDI1ConfigVersion.cmake
+  VERSION ${LIBFTDI_VERSION_STRING}
+  COMPATIBILITY AnyNewerVersion
+)
+
+install (
+  FILES
     ${CMAKE_CURRENT_BINARY_DIR}/LibFTDI1Config.cmake
-    INSTALL_DESTINATION ${LIBFTDI_CMAKE_CONFIG_DIR}
-    PATH_VARS
-      LIBFTDI_USE_FILE
-      LIBFTDI_ROOT_DIR
-      LIBFTDI_INCLUDE_DIR
-      LIBFTDI_INCLUDE_DIRS
-      LIBFTDI_LIBRARY_DIRS
-    NO_CHECK_REQUIRED_COMPONENTS_MACRO
-  )
-  write_basic_package_version_file (
-    LibFTDI1ConfigVersion.cmake 
-    VERSION ${LIBFTDI_VERSION_STRING} 
-    COMPATIBILITY AnyNewerVersion
-  )
-endif ()
-
-
-install ( FILES 
-            ${CMAKE_CURRENT_BINARY_DIR}/LibFTDI1Config.cmake
-            ${CMAKE_CURRENT_BINARY_DIR}/LibFTDI1ConfigVersion.cmake
-            cmake/UseLibFTDI1.cmake
-
-          DESTINATION ${LIBFTDI_CMAKE_CONFIG_DIR}
-        )
+    ${CMAKE_CURRENT_BINARY_DIR}/LibFTDI1ConfigVersion.cmake
+    cmake/UseLibFTDI1.cmake
+  DESTINATION ${LIBFTDI_CMAKE_CONFIG_DIR}
+)
 
 include(CPack)
 
A library to talk to FTDI chips