1 cmake_minimum_required(VERSION 2.8.12)
4 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
7 include(GNUInstallDirs)
8 include(CheckIncludeFiles)
9 include(CheckLibraryExists)
12 option(BUILD_SHARED_LIBS "Build shared library" OFF)
14 option(BUILD_FRAMEWORK "Build Framework bundle for OSX" OFF)
18 set(BUILD_SHARED_LIBS TRUE)
21 option(INSTALL_CMAKE_PACKAGE_MODULE "Install CMake package configiguration module" ON)
23 # Extract project version from configure.ac
24 file(READ configure.ac CONFIGURE_AC_CONTENTS)
25 string(REGEX MATCH "AC_INIT\\(\\[libvorbis\\],\\[([0-9]*).([0-9]*).([0-9]*)" DUMMY ${CONFIGURE_AC_CONTENTS})
26 set(PROJECT_VERSION_MAJOR ${CMAKE_MATCH_1})
27 set(PROJECT_VERSION_MINOR ${CMAKE_MATCH_2})
28 set(PROJECT_VERSION_PATCH ${CMAKE_MATCH_3})
29 set(PROJECT_VERSION ${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}.${PROJECT_VERSION_PATCH})
31 # Helper function to get version-info
32 function(get_version_info result current_var_name age_var_name revision_var_name)
33 string(REGEX MATCH "${current_var_name}=([0-9]*)" DUMMY ${CONFIGURE_AC_CONTENTS})
34 set(VERSION_INFO_CURRENT ${CMAKE_MATCH_1})
36 string(REGEX MATCH "${age_var_name}=([0-9]*)" DUMMY ${CONFIGURE_AC_CONTENTS})
37 set(VERSION_INFO_AGE ${CMAKE_MATCH_1})
39 string(REGEX MATCH "${revision_var_name}=([0-9]*)" DUMMY ${CONFIGURE_AC_CONTENTS})
40 set(VERSION_INFO_REVISION ${CMAKE_MATCH_1})
42 math(EXPR VERSION_INFO_CURRENT_MINUS_AGE "${VERSION_INFO_CURRENT} - ${VERSION_INFO_AGE}")
44 set(${result} "${VERSION_INFO_CURRENT_MINUS_AGE}.${VERSION_INFO_AGE}.${VERSION_INFO_REVISION}" PARENT_SCOPE)
47 # Helper function to configure pkg-config files
48 function(configure_pkg_config_file pkg_config_file_in)
49 set(prefix ${CMAKE_INSTALL_PREFIX})
50 set(exec_prefix ${CMAKE_INSTALL_FULL_BINDIR})
51 set(libdir ${CMAKE_INSTALL_FULL_LIBDIR})
52 set(includedir ${CMAKE_INSTALL_FULL_INCLUDEDIR})
53 set(VERSION ${PROJECT_VERSION})
54 string(REPLACE ".in" "" pkg_config_file ${pkg_config_file_in})
55 configure_file(${pkg_config_file_in} ${pkg_config_file} @ONLY)
58 message(STATUS "Configuring ${PROJECT_NAME} ${PROJECT_VERSION}")
62 check_library_exists(m floor "" HAVE_LIBM)
65 find_package(Ogg REQUIRED)
69 configure_pkg_config_file(vorbis.pc.in)
70 configure_pkg_config_file(vorbisenc.pc.in)
71 configure_pkg_config_file(vorbisfile.pc.in)
75 ${CMAKE_CURRENT_BINARY_DIR}/vorbis.pc
76 ${CMAKE_CURRENT_BINARY_DIR}/vorbisenc.pc
77 ${CMAKE_CURRENT_BINARY_DIR}/vorbisfile.pc
79 ${CMAKE_INSTALL_LIBDIR}/pkgconfig