cmake_policy (SET CMP0042 NEW)
endif (POLICY CMP0042)
+if (POLICY CMP0063)
+ cmake_policy (SET CMP0063 NEW)
+endif (POLICY CMP0063)
+
project (google-glog)
enable_testing ()
set (CPACK_PACKAGE_VERSION ${GLOG_VERSION})
option (WITH_GFLAGS "Use gflags" ON)
+option (WITH_THREADS "Enable multithreading support" ON)
list (APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
-include (CMakePackageConfigHelpers)
-include (CPack)
include (CheckCSourceCompiles)
include (CheckCXXCompilerFlag)
include (CheckCXXSourceCompiles)
include (CheckStructHasMember)
include (CheckSymbolExists)
include (CheckTypeSize)
+include (CMakePackageConfigHelpers)
+include (CPack)
+include (CTest)
include (DetermineGflagsNamespace)
set (CMAKE_THREAD_PREFER_PTHREAD 1)
endif (gflags_FOUND)
endif (WITH_GFLAGS)
-find_package (Threads)
+if (WITH_THREADS)
+ find_package (Threads)
+endif (WITH_THREADS)
check_include_file (dlfcn.h HAVE_DLFCN_H)
check_include_file (execinfo.h HAVE_EXECINFO_H)
check_function_exists (sigaction HAVE_SIGACTION)
check_function_exists (sigaltstack HAVE_SIGALSTACK)
-check_cxx_compiler_flag (-Wno-deprecated HAVE_NO_DEPRECATED)
-check_cxx_compiler_flag (-Wno-unnamed-type-template-args
+# NOTE gcc does not fail if you pass a non-existent -Wno-* option as an
+# argument. However, it will happily fail if you pass the corresponding -W*
+# option. So, we check whether options that disable warnings exist by testing
+# the availability of the corresponding option that enables the warning. This
+# eliminates the need to check for compiler for several (mainly Clang) options.
+
+check_cxx_compiler_flag (-Wdeprecated HAVE_NO_DEPRECATED)
+check_cxx_compiler_flag (-Wunnamed-type-template-args
HAVE_NO_UNNAMED_TYPE_TEMPLATE_ARGS)
# NOTE: Cannot use check_function_exists here since >=vc-14.0 can define
set (SIZEOF_VOID_P ${CMAKE_SIZEOF_VOID_P})
-if (Threads_FOUND AND CMAKE_USE_PTHREADS_INIT)
- set (HAVE_PTHREAD 1)
-endif (Threads_FOUND AND CMAKE_USE_PTHREADS_INIT)
+if (WITH_THREADS AND Threads_FOUND)
+ if (CMAKE_USE_PTHREADS_INIT)
+ set (HAVE_PTHREAD 1)
+ endif (CMAKE_USE_PTHREADS_INIT)
+else (WITH_THREADS AND Threads_FOUND)
+ set (NO_THREADS 1)
+endif (WITH_THREADS AND Threads_FOUND)
set (TEST_SRC_DIR \"${CMAKE_CURRENT_SOURCE_DIR}\")
)
endif (WIN32)
+add_compile_options ($<$<BOOL:${HAVE_NO_UNNAMED_TYPE_TEMPLATE_ARGS}>:-Wno-unnamed-type-template-args>)
+
add_library (glog
${GLOG_SRCS}
)
+set_target_properties (glog PROPERTIES POSITION_INDEPENDENT_CODE ON)
+
if (UNWIND_LIBRARY)
target_link_libraries (glog PUBLIC ${UNWIND_LIBRARY})
endif (UNWIND_LIBRARY)
+if (HAVE_PTHREAD)
+ target_link_libraries (glog PUBLIC ${CMAKE_THREAD_LIBS_INIT})
+endif (HAVE_PTHREAD)
+
if (WIN32 AND HAVE_SNPRINTF)
set_property (SOURCE src/windows/port.cc APPEND PROPERTY COMPILE_DEFINITIONS
HAVE_SNPRINTF)
endif (WIN32 AND HAVE_SNPRINTF)
-if (HAVE_NO_UNNAMED_TYPE_TEMPLATE_ARGS)
- target_compile_options (glog PUBLIC -Wno-unnamed-type-template-args)
-endif (HAVE_NO_UNNAMED_TYPE_TEMPLATE_ARGS)
-
if (gflags_FOUND)
- target_include_directories (glog PUBLIC ${gflags_INCLUDE_DIR})
+ target_include_directories (glog PUBLIC $<BUILD_INTERFACE:${gflags_INCLUDE_DIR}>)
target_link_libraries (glog PUBLIC ${gflags_LIBRARIES})
if (NOT BUILD_SHARED_LIBS)
target_include_directories (glog BEFORE PUBLIC
"$<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}>"
"$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src>"
+ "$<INSTALL_INTERFACE:include>"
PRIVATE ${CMAKE_CURRENT_BINARY_DIR}
PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/src)
"GOOGLE_GLOG_DLL_DECL_FOR_UNITTESTS=${_IMPORT}")
endif (NOT BUILD_SHARED_LIBS)
-if (HAVE_PTHREAD)
- target_link_libraries (glog PUBLIC ${CMAKE_THREAD_LIBS_INIT})
-else (HAVE_PTHREAD)
- target_compile_definitions (glog PUBLIC NO_THREADS)
-endif (HAVE_PTHREAD)
-
if (HAVE_EXECINFO_H)
set (HAVE_STACKTRACE 1)
endif (HAVE_EXECINFO_H)
# Unit testing
-add_executable (logging_unittest
- src/logging_unittest.cc
-)
-
-target_link_libraries (logging_unittest PRIVATE glog)
+if (BUILD_TESTING)
+ add_executable (logging_unittest
+ src/logging_unittest.cc
+ )
-add_executable (stl_logging_unittest
- src/stl_logging_unittest.cc
-)
+ target_link_libraries (logging_unittest PRIVATE glog)
-target_link_libraries (stl_logging_unittest PRIVATE glog)
+ add_executable (stl_logging_unittest
+ src/stl_logging_unittest.cc
+ )
-if (HAVE_NO_DEPRECATED)
- set_property (TARGET stl_logging_unittest APPEND PROPERTY COMPILE_OPTIONS
- -Wno-deprecated)
-endif (HAVE_NO_DEPRECATED)
+ target_link_libraries (stl_logging_unittest PRIVATE glog)
-if (HAVE_UNORDERED_MAP AND HAVE_UNORDERED_SET)
- target_compile_definitions (stl_logging_unittest PRIVATE
- GLOG_STL_LOGGING_FOR_UNORDERED)
-endif (HAVE_UNORDERED_MAP AND HAVE_UNORDERED_SET)
+ if (HAVE_NO_DEPRECATED)
+ set_property (TARGET stl_logging_unittest APPEND PROPERTY COMPILE_OPTIONS
+ -Wno-deprecated)
+ endif (HAVE_NO_DEPRECATED)
-if (HAVE_TR1_UNORDERED_MAP AND HAVE_TR1_UNORDERED_SET)
- target_compile_definitions (stl_logging_unittest PRIVATE
- GLOG_STL_LOGGING_FOR_TR1_UNORDERED)
-endif (HAVE_TR1_UNORDERED_MAP AND HAVE_TR1_UNORDERED_SET)
+ if (HAVE_UNORDERED_MAP AND HAVE_UNORDERED_SET)
+ target_compile_definitions (stl_logging_unittest PRIVATE
+ GLOG_STL_LOGGING_FOR_UNORDERED)
+ endif (HAVE_UNORDERED_MAP AND HAVE_UNORDERED_SET)
-if (HAVE_EXT_HASH_MAP AND HAVE_EXT_HASH_SET)
- target_compile_definitions (stl_logging_unittest PRIVATE
- GLOG_STL_LOGGING_FOR_EXT_HASH)
-endif (HAVE_EXT_HASH_MAP AND HAVE_EXT_HASH_SET)
+ if (HAVE_TR1_UNORDERED_MAP AND HAVE_TR1_UNORDERED_SET)
+ target_compile_definitions (stl_logging_unittest PRIVATE
+ GLOG_STL_LOGGING_FOR_TR1_UNORDERED)
+ endif (HAVE_TR1_UNORDERED_MAP AND HAVE_TR1_UNORDERED_SET)
-if (HAVE_EXT_SLIST)
- target_compile_definitions (stl_logging_unittest PRIVATE
- GLOG_STL_LOGGING_FOR_EXT_SLIST)
-endif (HAVE_EXT_SLIST)
+ if (HAVE_EXT_HASH_MAP AND HAVE_EXT_HASH_SET)
+ target_compile_definitions (stl_logging_unittest PRIVATE
+ GLOG_STL_LOGGING_FOR_EXT_HASH)
+ endif (HAVE_EXT_HASH_MAP AND HAVE_EXT_HASH_SET)
-if (HAVE_SYMBOLIZE)
- add_executable (symbolize_unittest
- src/symbolize_unittest.cc
- )
+ if (HAVE_EXT_SLIST)
+ target_compile_definitions (stl_logging_unittest PRIVATE
+ GLOG_STL_LOGGING_FOR_EXT_SLIST)
+ endif (HAVE_EXT_SLIST)
- target_link_libraries (symbolize_unittest PRIVATE glog)
-endif (HAVE_SYMBOLIZE)
+ if (HAVE_SYMBOLIZE)
+ add_executable (symbolize_unittest
+ src/symbolize_unittest.cc
+ )
-add_executable (demangle_unittest
- src/demangle_unittest.cc
-)
+ target_link_libraries (symbolize_unittest PRIVATE glog)
+ endif (HAVE_SYMBOLIZE)
-target_link_libraries (demangle_unittest PRIVATE glog)
-
-if (HAVE_STACKTRACE)
- add_executable (stacktrace_unittest
- src/stacktrace_unittest.cc
+ add_executable (demangle_unittest
+ src/demangle_unittest.cc
)
- target_link_libraries (stacktrace_unittest PRIVATE glog)
-endif (HAVE_STACKTRACE)
+ target_link_libraries (demangle_unittest PRIVATE glog)
-add_executable (utilities_unittest
- src/utilities_unittest.cc
-)
+ if (HAVE_STACKTRACE)
+ add_executable (stacktrace_unittest
+ src/stacktrace_unittest.cc
+ )
-target_link_libraries (utilities_unittest PRIVATE glog)
+ target_link_libraries (stacktrace_unittest PRIVATE glog)
+ endif (HAVE_STACKTRACE)
-if (HAVE_STACKTRACE AND HAVE_SYMBOLIZE)
- add_executable (signalhandler_unittest
- src/signalhandler_unittest.cc
+ add_executable (utilities_unittest
+ src/utilities_unittest.cc
)
- target_link_libraries (signalhandler_unittest PRIVATE glog)
-endif (HAVE_STACKTRACE AND HAVE_SYMBOLIZE)
+ target_link_libraries (utilities_unittest PRIVATE glog)
+
+ if (HAVE_STACKTRACE AND HAVE_SYMBOLIZE)
+ add_executable (signalhandler_unittest
+ src/signalhandler_unittest.cc
+ )
+
+ target_link_libraries (signalhandler_unittest PRIVATE glog)
+ endif (HAVE_STACKTRACE AND HAVE_SYMBOLIZE)
-add_test (NAME demangle COMMAND demangle_unittest)
-add_test (NAME logging COMMAND logging_unittest)
+ add_test (NAME demangle COMMAND demangle_unittest)
+ add_test (NAME logging COMMAND logging_unittest)
-if (TARGET signalhandler_unittest)
- add_test (NAME signalhandler COMMAND signalhandler_unittest)
-endif (TARGET signalhandler_unittest)
+ if (TARGET signalhandler_unittest)
+ add_test (NAME signalhandler COMMAND signalhandler_unittest)
+ endif (TARGET signalhandler_unittest)
-if (TARGET stacktrace_unittest)
- add_test (NAME stacktrace COMMAND stacktrace_unittest)
-endif (TARGET stacktrace_unittest)
+ if (TARGET stacktrace_unittest)
+ add_test (NAME stacktrace COMMAND stacktrace_unittest)
+ endif (TARGET stacktrace_unittest)
-add_test (NAME stl_logging COMMAND stl_logging_unittest)
+ add_test (NAME stl_logging COMMAND stl_logging_unittest)
-if (TARGET symbolize_unittest)
- add_test (NAME symbolize COMMAND symbolize_unittest)
-endif (TARGET symbolize_unittest)
+ if (TARGET symbolize_unittest)
+ add_test (NAME symbolize COMMAND symbolize_unittest)
+ endif (TARGET symbolize_unittest)
+endif (BUILD_TESTING)
install (TARGETS glog
EXPORT glog-targets
LIBRARY DESTINATION lib
ARCHIVE DESTINATION lib)
-# Build tree config
-
-set (glog_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/src)
-set (glog_PACKAGE_DEPS)
-
if (gflags_FOUND)
- set (glog_PACKAGE_DEPS
-"
-include (CMakeFindDependencyMacro)
-
-find_dependency (gflags ${gflags_VERSION})
-")
+ set (gflags_DEPENDENCY "find_dependency (gflags ${gflags_VERSION})")
endif (gflags_FOUND)
configure_package_config_file (glog-config.cmake.in
- ${CMAKE_CURRENT_BINARY_DIR}/glog-config.cmake INSTALL_DESTINATION
- lib/cmake/glog PATH_VARS glog_INCLUDE_DIR
+ ${CMAKE_CURRENT_BINARY_DIR}/glog-config.cmake
+ INSTALL_DESTINATION lib/cmake/glog
NO_CHECK_REQUIRED_COMPONENTS_MACRO)
-# The version file is the same both for build tree and install mode config
write_basic_package_version_file (glog-config-version.cmake VERSION
${GLOG_VERSION} COMPATIBILITY SameMajorVersion)
-# Install config
-
-set (glog_INCLUDE_DIR include)
-
-configure_package_config_file (glog-config.cmake.in
- ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/glog-config.cmake
- INSTALL_DESTINATION lib/cmake/glog PATH_VARS glog_INCLUDE_DIR
- NO_CHECK_REQUIRED_COMPONENTS_MACRO)
-
-export (TARGETS glog FILE glog-targets.cmake)
+export (TARGETS glog NAMESPACE glog:: FILE glog-targets.cmake)
export (PACKAGE glog)
install (FILES
- ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/glog-config.cmake
+ ${CMAKE_CURRENT_BINARY_DIR}/glog-config.cmake
${CMAKE_CURRENT_BINARY_DIR}/glog-config-version.cmake
DESTINATION lib/cmake/glog)
-install (EXPORT glog-targets DESTINATION lib/cmake/glog)
+install (EXPORT glog-targets NAMESPACE glog:: DESTINATION lib/cmake/glog)