-cmake_minimum_required(VERSION 2.8.4 FATAL_ERROR)
-
-if (WIN32 AND NOT CYGWIN)
- set (OS_WINDOWS 1)
-else ()
- set (OS_WINDOWS 0)
-endif ()
+cmake_minimum_required (VERSION 2.8.4 FATAL_ERROR)
# ----------------------------------------------------------------------------
# includes
set (CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
-
include (utils)
# ----------------------------------------------------------------------------
# package information
-set (PROJECT_NAME "gflags")
-set (PACKAGE_NAME "${PROJECT_NAME}")
-set (PACKAGE_VERSION "2.1.0")
-set (PACKAGE_STRING "${PROJECT_NAME} ${PACKAGE_VERSION}")
-set (PACKAGE_TARNAME "${PROJECT_NAME}-${PACKAGE_VERSION}")
+set (PACKAGE_NAME "gflags")
+set (PACKAGE_VERSION "2.1")
+set (PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
+set (PACKAGE_TARNAME "${PACKAGE_NAME}-${PACKAGE_VERSION}")
set (PACKAGE_BUGREPORT "https://code.google.com/p/gflags/issues/")
-project (${PROJECT_NAME} CXX)
+project (${PACKAGE_NAME} CXX)
version_numbers (
${PACKAGE_VERSION}
)
# ----------------------------------------------------------------------------
-# configure options
-option (BUILD_SHARED_LIBS "Request build of shared libraries." OFF)
+# options
+set (GFLAGS_NAMESPACE "${PACKAGE_NAME}" CACHE STRING "C++ namespace identifier of gflags library.")
+
+option (BUILD_SHARED_LIBS "Request build of shared libraries." OFF)
+option (BUILD_STATIC_LIBS "Request build of static libraries (default if BUILD_SHARED_LIBS is OFF)." OFF)
+option (BUILD_gflags_LIB "Request build of the multi-threaded gflags library." ON)
+option (BUILD_gflags_nothreads_LIB "Request build of the single-threaded gflags library." ON)
+option (BUILD_PACKAGING "Enable build of distribution packages using CPack." OFF)
+option (BUILD_TESTING "Enable build of the unit tests and their execution using CTest." OFF)
+option (BUILD_NC_TESTS "Request addition of negative compilation tests." OFF)
+option (INSTALL_HEADERS "Request packaging of headers and other development files." ON)
-if (OS_WINDOWS AND BUILD_SHARED_LIBS)
- set (GFLAGS_IS_A_DLL 1)
-else ()
- set (GFLAGS_IS_A_DLL 0)
+mark_as_advanced (CLEAR CMAKE_INSTALL_PREFIX)
+mark_as_advanced (CMAKE_CONFIGURATION_TYPES
+ GFLAGS_NAMESPACE
+ BUILD_STATIC_LIBS
+ BUILD_NC_TESTS
+ INSTALL_HEADERS)
+if (APPLE)
+ mark_as_advanced(CMAKE_OSX_ARCHITECTURES
+ CMAKE_OSX_DEPLOYMENT_TARGET
+ CMAKE_OSX_SYSROOT)
endif ()
-option (BUILD_gflags_LIB "Request build of the multi-threaded gflags library." ON)
-option (BUILD_gflags_nothreads_LIB "Request build of the single-threaded gflags library." ON)
-
+if (NOT BUILD_SHARED_LIBS AND NOT BUILD_STATIC_LIBS)
+ set (BUILD_STATIC_LIBS ON)
+endif ()
if (NOT BUILD_gflags_LIB AND NOT BUILD_gflags_nothreads_LIB)
message (FATAL_ERROR "At least one of BUILD_gflags_LIB and BUILD_gflags_nothreads_LIB must be ON.")
endif ()
-option (BUILD_NEGATIVE_COMPILATION_TESTS "Request addition of negative compilation tests." OFF)
-mark_as_advanced (BUILD_NEGATIVE_COMPILATION_TESTS)
-
-set (GFLAGS_NAMESPACE "gflags" CACHE STRING "C++ namespace identifier of gflags library.")
-mark_as_advanced (GFLAGS_NAMESPACE)
-
-mark_as_advanced (CLEAR CMAKE_INSTALL_PREFIX)
-mark_as_advanced (CMAKE_CONFIGURATION_TYPES)
-if (NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CXX_FLAGS AND NOT CMAKE_C_FLAGS)
- set (
- CMAKE_BUILD_TYPE "Release"
- CACHE STRING "Choose the type of build, options are: None (CMAKE_C_FLAGS and CMAKE_CXX_FLAGS used) Debug Release RelWithDebInfo MinSizeRel."
- FORCE
- )
-endif ()
-
-if (APPLE)
- mark_as_advanced(CMAKE_OSX_ARCHITECTURES
- CMAKE_OSX_DEPLOYMENT_TARGET
- CMAKE_OSX_SYSROOT)
+if (NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CXX_FLAGS)
+ set_property (CACHE CMAKE_BUILD_TYPE PROPERTY VALUE Release)
endif ()
# ----------------------------------------------------------------------------
include (CheckIncludeFileCXX)
include (CheckCXXSymbolExists)
+if (WIN32 AND NOT CYGWIN)
+ set (OS_WINDOWS 1)
+else ()
+ set (OS_WINDOWS 0)
+endif ()
+
if (MSVC)
set (HAVE_SYS_TYPES_H 1)
set (HAVE_STDINT_H 1)
set (PRIVATE_HDRS
"config.h"
+ "util.h"
+ "mutex.h"
)
set (GFLAGS_SRCS
configure_sources (PRIVATE_HDRS ${PRIVATE_HDRS})
configure_sources (GFLAGS_SRCS ${GFLAGS_SRCS})
+include_directories ("${PROJECT_SOURCE_DIR}/src")
+include_directories ("${PROJECT_BINARY_DIR}/include")
+include_directories ("${PROJECT_BINARY_DIR}/include/${GFLAGS_NAMESPACE}")
+
# ----------------------------------------------------------------------------
# output directories
set (CMAKE_RUNTIME_OUTPUT_DIRECTORY "bin")
set (CMAKE_ARCHIVE_OUTPUT_DIRECTORY "lib")
# ----------------------------------------------------------------------------
-# add library target
-include_directories ("${PROJECT_SOURCE_DIR}/src")
-include_directories ("${PROJECT_BINARY_DIR}/include")
-include_directories ("${PROJECT_BINARY_DIR}/include/${GFLAGS_NAMESPACE}")
-
-set (LIB_TARGETS)
-if (BUILD_gflags_LIB)
- add_library (gflags ${GFLAGS_SRCS} ${PRIVATE_HDRS} ${PUBLIC_HDRS})
- if (HAVE_SHLWAPI_H)
- target_link_libraries (gflags shlwapi.lib)
- endif ()
- list (APPEND LIB_TARGETS gflags)
-endif ()
-if (BUILD_gflags_nothreads_LIB)
- add_library (gflags_nothreads ${GFLAGS_SRCS} ${PRIVATE_HDRS} ${PUBLIC_HDRS})
- set_target_properties (gflags_nothreads PROPERTIES COMPILE_DEFINITIONS NO_THREADS)
- if (HAVE_SHLWAPI_H)
- target_link_libraries (gflags_nothreads shlwapi.lib)
+# add library targets
+set (TARGETS)
+# static vs. shared
+foreach (TYPE IN ITEMS STATIC SHARED)
+ if (BUILD_${TYPE}_LIBS)
+ # whether or not targets are a DLL
+ if (OS_WINDOWS AND "^${TYPE}$" STREQUAL "^SHARED$")
+ set (GFLAGS_IS_A_DLL 1)
+ else ()
+ set (GFLAGS_IS_A_DLL 0)
+ endif ()
+ string (TOLOWER "${TYPE}" type)
+ # multi-threaded vs. single-threaded
+ foreach (opts IN ITEMS "" _nothreads)
+ if (BUILD_gflags${opts}_LIB)
+ add_library (gflags${opts}-${type} ${TYPE} ${GFLAGS_SRCS} ${PRIVATE_HDRS} ${PUBLIC_HDRS})
+ if (opts MATCHES "nothreads")
+ set (defines "GFLAGS_IS_A_DLL=${GFLAGS_IS_A_DLL};NOTHREADS")
+ else ()
+ set (defines "GFLAGS_IS_A_DLL=${GFLAGS_IS_A_DLL}")
+ endif ()
+ set_target_properties (
+ gflags${opts}-${type} PROPERTIES COMPILE_DEFINITIONS "${defines}"
+ OUTPUT_NAME "gflags${opts}"
+ )
+ if (HAVE_SHLWAPI_H)
+ target_link_libraries (gflags${opts}-${type} shlwapi.lib)
+ endif ()
+ if (NOT TARGET gflags${opts})
+ add_custom_target (gflags${opts})
+ endif ()
+ add_dependencies (gflags${opts} gflags${opts}-${type})
+ list (APPEND TARGETS gflags${opts}-${type})
+ endif ()
+ endforeach ()
endif ()
- list (APPEND LIB_TARGETS gflags_nothreads)
-endif ()
+endforeach ()
# ----------------------------------------------------------------------------
# installation
set (CONFIG_INSTALL_DIR lib/cmake/${PACKAGE_NAME})
endif ()
-install (TARGETS ${LIB_TARGETS} DESTINATION ${LIBRARY_INSTALL_DIR} EXPORT gflags-lib)
-install (FILES ${PUBLIC_HDRS} DESTINATION ${INCLUDE_INSTALL_DIR}/${GFLAGS_NAMESPACE})
-
file (RELATIVE_PATH INSTALL_PREFIX_REL2CONFIG_DIR "${CMAKE_INSTALL_PREFIX}/${CONFIG_INSTALL_DIR}" "${CMAKE_INSTALL_PREFIX}")
configure_file (cmake/config.cmake.in "${PROJECT_BINARY_DIR}/${PACKAGE_NAME}-config-install.cmake" @ONLY)
configure_file (cmake/version.cmake.in "${PROJECT_BINARY_DIR}/${PACKAGE_NAME}-config-version.cmake" @ONLY)
-install (
- FILES "${PROJECT_BINARY_DIR}/${PACKAGE_NAME}-config-install.cmake"
- RENAME ${PACKAGE_NAME}-config.cmake
- DESTINATION ${CONFIG_INSTALL_DIR}
-)
-
-install (
- FILES "${PROJECT_BINARY_DIR}/${PACKAGE_NAME}-config-version.cmake"
- DESTINATION ${CONFIG_INSTALL_DIR}
-)
-
-install (EXPORT gflags-lib DESTINATION ${CONFIG_INSTALL_DIR} FILE ${PACKAGE_NAME}-export.cmake)
-
-if (UNIX)
- install (PROGRAMS src/gflags_completions.sh DESTINATION ${RUNTIME_INSTALL_DIR})
+install (TARGETS ${TARGETS} DESTINATION ${LIBRARY_INSTALL_DIR} EXPORT gflags-lib)
+if (INSTALL_HEADERS)
+ install (FILES ${PUBLIC_HDRS} DESTINATION ${INCLUDE_INSTALL_DIR}/${GFLAGS_NAMESPACE})
+ install (
+ FILES "${PROJECT_BINARY_DIR}/${PACKAGE_NAME}-config-install.cmake"
+ RENAME ${PACKAGE_NAME}-config.cmake
+ DESTINATION ${CONFIG_INSTALL_DIR}
+ )
+ install (
+ FILES "${PROJECT_BINARY_DIR}/${PACKAGE_NAME}-config-version.cmake"
+ DESTINATION ${CONFIG_INSTALL_DIR}
+ )
+ install (EXPORT gflags-lib DESTINATION ${CONFIG_INSTALL_DIR} FILE ${PACKAGE_NAME}-export.cmake)
+ if (UNIX)
+ install (PROGRAMS src/gflags_completions.sh DESTINATION ${RUNTIME_INSTALL_DIR})
+ endif ()
endif ()
# ----------------------------------------------------------------------------
# support direct use of build tree
set (INSTALL_PREFIX_REL2CONFIG_DIR .)
-export (TARGETS ${LIB_TARGETS} FILE "${PROJECT_BINARY_DIR}/${PACKAGE_NAME}-export.cmake")
+export (TARGETS ${TARGETS} FILE "${PROJECT_BINARY_DIR}/${PACKAGE_NAME}-export.cmake")
export (PACKAGE gflags)
configure_file (cmake/config.cmake.in "${PROJECT_BINARY_DIR}/${PACKAGE_NAME}-config.cmake" @ONLY)
# ----------------------------------------------------------------------------
# testing - MUST follow the generation of the build tree config file
-include (CTest)
if (BUILD_TESTING)
+ include (CTest)
enable_testing ()
add_subdirectory (test)
endif ()
+
+# ----------------------------------------------------------------------------
+# packaging
+if (BUILD_PACKAGING)
+
+ if (NOT BUILD_SHARED_LIBS AND NOT INSTALL_HEADERS)
+ message (WARNING "Package will contain static libraries without headers!"
+ "\nRecommended options for generation of runtime package:"
+ "\n BUILD_SHARED_LIBS=ON"
+ "\n BUILD_STATIC_LIBS=OFF"
+ "\n INSTALL_HEADERS=OFF"
+ "\nRecommended options for generation of development package:"
+ "\n BUILD_SHARED_LIBS=ON"
+ "\n BUILD_STATIC_LIBS=ON"
+ "\n INSTALL_HEADERS=ON")
+ endif ()
+
+ # default package generators
+ if (APPLE)
+ set (PACKAGE_GENERATOR "PackageMaker")
+ set (PACKAGE_SOURCE_GENERATOR "TGZ;ZIP")
+ elseif (UNIX)
+ set (PACKAGE_GENERATOR "DEB;RPM")
+ set (PACKAGE_SOURCE_GENERATOR "TGZ;ZIP")
+ else ()
+ set (PACKAGE_GENERATOR "ZIP")
+ set (PACKAGE_SOURCE_GENERATOR "ZIP")
+ endif ()
+
+ # used package generators
+ set (CPACK_GENERATOR "${PACKAGE_GENERATOR}" CACHE STRING "List of binary package generators (CPack).")
+ set (CPACK_SOURCE_GENERATOR "${PACKAGE_SOURCE_GENERATOR}" CACHE STRING "List of source package generators (CPack).")
+ mark_as_advanced (CPACK_GENERATOR CPACK_SOURCE_GENERATOR)
+
+ # common package information
+ set (CPACK_PACKAGE_VENDOR "Open Source by Andreas Schuh")
+ set (CPACK_PACKAGE_CONTACT "google-gflags@googlegroups.com")
+ set (CPACK_PACKAGE_NAME "${PACKAGE_NAME}")
+ set (CPACK_PACKAGE_VERSION "${PACKAGE_VERSION}")
+ set (CPACK_PACKAGE_VERSION_MAJOR "${PACKAGE_VERSION_MAJOR}")
+ set (CPACK_PACKAGE_VERSION_MINOR "${PACKAGE_VERSION_MINOR}")
+ set (CPACK_PACKAGE_VERSION_PATCH "${PACKAGE_VERSION_PATCH}")
+ set (CPACK_PACKAGE_DESCRIPTION_SUMMARY "A commandline flags library that allows for distributed flags.")
+ set (CPACK_RESOURCE_FILE_WELCOME "${CMAKE_CURRENT_LIST_DIR}/README.txt")
+ set (CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_LIST_DIR}/COPYING.txt")
+ set (CPACK_PACKAGE_DESCRIPTION_FILE "${CMAKE_CURRENT_LIST_DIR}/INSTALL.txt")
+ set (CPACK_INSTALL_PREFIX "${CMAKE_INSTALL_PREFIX}")
+ set (CPACK_OUTPUT_FILE_PREFIX packages)
+ set (CPACK_PACKAGE_RELOCATABLE TRUE)
+ set (CPACK_MONOLITHIC_INSTALL TRUE)
+
+ if (INSTALL_HEADERS)
+ set (CPACK_RESOURCE_FILE_README "${CMAKE_CURRENT_LIST_DIR}/doc/gflags.html")
+ else ()
+ set (CPACK_RESOURCE_FILE_README "${CMAKE_CURRENT_LIST_DIR}/cmake/README_runtime.txt")
+ endif ()
+
+ # system name used for binary package file name
+ if (WINDOWS)
+ if (CMAKE_CL_64)
+ set (CPACK_SYSTEM_NAME "win64")
+ else ()
+ set (CPACK_SYSTEM_NAME "win32")
+ endif ()
+ else ()
+ string (TOLOWER "${CMAKE_SYSTEM_NAME}" CPACK_SYSTEM_NAME)
+ endif ()
+
+ # source package settings
+ set (CPACK_SOURCE_TOPLEVEL_TAG "source")
+ set (CPACK_SOURCE_PACKAGE_FILE_NAME "${CPACK_PACKAGE_NAME}-${CPACK_PACKAGE_VERSION}")
+ set (CPACK_SOURCE_IGNORE_FILES "/\\\\.git/;\\\\.swp$;\\\\.#;/#;\\\\.*~;cscope\\\\.*;/[Bb]uild[.+-_a-zA-Z0-9]*/")
+
+ # default binary package settings
+ set (CPACK_INCLUDE_TOPLEVEL_DIRECTORY TRUE)
+ set (CPACK_PACKAGE_FILE_NAME "${CPACK_PACKAGE_NAME}-${CPACK_PACKAGE_VERSION}-${CPACK_SYSTEM_NAME}")
+ if (CMAKE_SYSTEM_PROCESSOR)
+ set (CPACK_PACKAGE_FILE_NAME "${CPACK_PACKAGE_FILE_NAME}-${CMAKE_SYSTEM_PROCESSOR}")
+ endif ()
+
+ # generator specific configuration file
+ #
+ # allow package maintainers to use their own configuration file
+ # $ cmake -DCPACK_PROJECT_CONFIG_FILE:FILE=/path/to/package/config
+ if (NOT CPACK_PROJECT_CONFIG_FILE)
+ configure_file (
+ "${CMAKE_CURRENT_LIST_DIR}/cmake/package.cmake.in"
+ "${PROJECT_BINARY_DIR}/${PACKAGE_NAME}-package.cmake" @ONLY
+ )
+ set (CPACK_PROJECT_CONFIG_FILE "${PROJECT_BINARY_DIR}/${PACKAGE_NAME}-package.cmake")
+ endif ()
+
+ include (CPack)
+
+endif () # BUILD_PACKAGING