Support install and find_package

Rewrites abseil and googletest to use targets and find_package Adds support for install target to opencensus
census-instrumentation · Dec 11, 2018 · b9e1302 · b9e1302
1 parent 140b234
commit b9e1302
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Showing 8 changed files with 445 additions and 177 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -1,43 +1,64 @@
-# Copyright 2018, OpenCensus Authors
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# Copyright 2018, OpenCensus Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+cmake_minimum_required(VERSION 3.5)
+
+# Use ccache if it's present.
+find_program(CCACHE_PROGRAM ccache)
+if(CCACHE_PROGRAM)
+  set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE "${CCACHE_PROGRAM}")
+  set_property(GLOBAL PROPERTY RULE_LAUNCH_LINK "${CCACHE_PROGRAM}")
+endif()
+
+project(opencensus-cpp VERSION 0.3.0 LANGUAGES CXX)
+
+set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
-cmake_minimum_required(VERSION 3.5)
-
-# Use ccache if it's present.
-find_program(CCACHE_PROGRAM ccache)
-if(CCACHE_PROGRAM)
-  set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE "${CCACHE_PROGRAM}")
-  set_property(GLOBAL PROPERTY RULE_LAUNCH_LINK "${CCACHE_PROGRAM}")
-endif()
-
-project(opencensus-cpp VERSION 0.3.0 LANGUAGES CXX)
-
-set(CMAKE_CXX_STANDARD 11)
-set(CMAKE_CXX_STANDARD_REQUIRED ON)
-
-include(CTest) # Defines option BUILD_TESTING.
-enable_testing()
-
-list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake)
-include(OpenCensusDeps)
-
-include(OpenCensusHelpers)
-
-# OpenCensus code.
-add_subdirectory(opencensus)
-
-# Example code only if testing is enabled.
-if(BUILD_TESTING)
-  add_subdirectory(examples)
-endif()
+option(BUILD_SHARED_LIBS "Build shared libraries" OFF)
+
+IF(MSVC)
+    add_definitions(-DNOMINMAX)
+ENDIF()
+
+if(CMAKE_BUILD_TYPE STREQUAL "Release")
+    option(INSTALL_HEADERS "Install header files" ON)
+else()
+    option(INSTALL_HEADERS "Install header files" OFF)
+endif()
+
+list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake)
+
+find_package(googletest REQUIRED) 
+find_package(abseil REQUIRED)
+
+include(CTest) # Defines option BUILD_TESTING.
+enable_testing()
+
+include(OpenCensusHelpers)
+
+# OpenCensus code.
+add_subdirectory(opencensus)
+
+# Example code only if testing is enabled.
+if(BUILD_TESTING)
+  add_subdirectory(examples)
+endif()
+
+install(
+    EXPORT opencensus-targets
+    FILE opencensus-config.cmake
+    NAMESPACE opencensus::
+    DESTINATION share/opencensus
+)
diff --git a/cmake/Findabseil.cmake b/cmake/Findabseil.cmake
@@ -0,0 +1,278 @@
+# Copyright 2018 The Cartographer Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+cmake_minimum_required(VERSION 3.2)
+
+if(NOT TARGET absl_base)
+  set(prefix ${CMAKE_STATIC_LIBRARY_PREFIX})
+  set(suffix ${CMAKE_STATIC_LIBRARY_SUFFIX})
+  include(${CMAKE_ROOT}/Modules/ExternalProject.cmake)
+  set(ABSEIL_PROJECT_NAME abseil)
+  set(ABSEIL_PROJECT_SRC_DIR
+    ${CMAKE_CURRENT_BINARY_DIR}/${ABSEIL_PROJECT_NAME}/src/${ABSEIL_PROJECT_NAME})
+  set(ABSEIL_PROJECT_BUILD_DIR
+    ${CMAKE_CURRENT_BINARY_DIR}/${ABSEIL_PROJECT_NAME}/src/${ABSEIL_PROJECT_NAME}-build)
+  set(ABSEIL_INCLUDE_DIRS ${ABSEIL_PROJECT_SRC_DIR})
+
+  ExternalProject_Add(${ABSEIL_PROJECT_NAME}
+    PREFIX ${ABSEIL_PROJECT_NAME}
+    GIT_REPOSITORY   https://github.com/abseil/abseil-cpp.git
+    GIT_TAG          5441bbe1db5d0f2ca24b5b60166367b0966790af
+    INSTALL_COMMAND  ""
+    BUILD_COMMAND    ${CMAKE_COMMAND} --build "${ABSEIL_PROJECT_BUILD_DIR}"
+    CMAKE_CACHE_ARGS "-DCMAKE_POSITION_INDEPENDENT_CODE:BOOL=ON;-DBUILD_TESTING:BOOL=OFF"
+    BUILD_BYPRODUCTS "${ABSEIL_LIBRARY_PATH};${ABSEIL_DEPENDENT_LIBRARIES}"
+  )
+
+  # absl_algorithm
+
+  add_library(absl_algorithm STATIC IMPORTED GLOBAL)
+  set_target_properties(absl_algorithm
+    PROPERTIES 
+	INTERFACE_INCLUDE_DIRECTORIES
+    ${ABSEIL_INCLUDE_DIRS}
+	IMPORTED_LOCATION
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/algorithm/${prefix}absl_algorithm${suffix}
+  )
+
+  # absl_base
+
+  add_library(absl_base STATIC IMPORTED GLOBAL)
+  set_target_properties(absl_base
+    PROPERTIES IMPORTED_LOCATION
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/base/${prefix}absl_base${suffix}
+    INTERFACE_INCLUDE_DIRECTORIES
+    ${ABSEIL_PROJECT_SRC_DIR}
+  )
+
+  set_property(TARGET absl_base
+    PROPERTY INTERFACE_LINK_LIBRARIES
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/base/${prefix}absl_dynamic_annotations${suffix}
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/base/${prefix}absl_malloc_internal${suffix}
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/base/${prefix}absl_spinlock_wait${suffix}
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/base/${prefix}absl_throw_delegate${suffix}
+  )
+
+  # absl_container
+
+  add_library(absl_container STATIC IMPORTED GLOBAL)
+  set_target_properties(absl_container
+    PROPERTIES INTERFACE_INCLUDE_DIRECTORIES
+    ${ABSEIL_INCLUDE_DIRS}
+    IMPORTED_LOCATION
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/container/${prefix}absl_container${suffix}
+  )
+  set_property(TARGET absl_container
+    PROPERTY INTERFACE_LINK_LIBRARIES
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/container/${prefix}test_instance_tracker_lib${suffix}
+  )
+
+  # absl_debugging
+
+  add_library(absl_debugging STATIC IMPORTED GLOBAL)
+  set_target_properties(absl_debugging
+    PROPERTIES INTERFACE_INCLUDE_DIRECTORIES
+    ${ABSEIL_INCLUDE_DIRS}
+    IMPORTED_LOCATION
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/debugging/${prefix}absl_debugging${suffix}
+  )
+  set_property(TARGET absl_debugging
+    PROPERTY INTERFACE_LINK_LIBRARIES
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/debugging/${prefix}absl_symbolize${suffix}
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/debugging/${prefix}absl_examine_stack${suffix}
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/debugging/${prefix}absl_failure_signal_handler${suffix}
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/debugging/${prefix}absl_leak_check${suffix}
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/debugging/${prefix}absl_stack_consumption${suffix}
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/debugging/${prefix}absl_stacktrace${suffix}
+  ) 
+
+  # absl_memory
+
+  add_library(absl_memory STATIC IMPORTED GLOBAL)
+  set_target_properties(absl_memory
+    PROPERTIES INTERFACE_INCLUDE_DIRECTORIES
+    ${ABSEIL_INCLUDE_DIRS}
+    IMPORTED_LOCATION
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/memory/${prefix}absl_memory${suffix}
+  )
+
+  # absl_meta
+
+  add_library(absl_meta STATIC IMPORTED GLOBAL)
+  set_target_properties(absl_meta
+    PROPERTIES INTERFACE_INCLUDE_DIRECTORIES
+    ${ABSEIL_INCLUDE_DIRS}
+    IMPORTED_LOCATION
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/meta/${prefix}absl_meta${suffix}
+  )
+
+  # absl_numeric
+
+  add_library(absl_numeric STATIC IMPORTED GLOBAL)
+  set_target_properties(absl_numeric
+    PROPERTIES INTERFACE_INCLUDE_DIRECTORIES
+    ${ABSEIL_INCLUDE_DIRS}
+    IMPORTED_LOCATION
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/numeric/${prefix}absl_numeric${suffix}
+  )
+  set_property(TARGET absl_numeric
+    PROPERTY INTERFACE_LINK_LIBRARIES
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/numeric/${prefix}absl_int128${suffix}
+  )
+
+  # absl_strings
+
+  add_library(absl_strings STATIC IMPORTED GLOBAL)
+  set_target_properties(absl_strings
+    PROPERTIES INTERFACE_INCLUDE_DIRECTORIES
+    ${ABSEIL_INCLUDE_DIRS}
+    IMPORTED_LOCATION
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/strings/${prefix}absl_strings${suffix}
+  )
+  set_property(TARGET absl_strings
+    PROPERTY INTERFACE_LINK_LIBRARIES
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/strings/${prefix}str_format_internal${suffix}
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/strings/${prefix}str_format_extension_internal${suffix}
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/strings/${prefix}absl_str_format${suffix}
+  )
+
+  # absl_synchronization
+
+  add_library(absl_synchronization STATIC IMPORTED GLOBAL)
+  set_target_properties(absl_synchronization
+    PROPERTIES INTERFACE_INCLUDE_DIRECTORIES
+    ${ABSEIL_INCLUDE_DIRS}
+    IMPORTED_LOCATION
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/synchronization/${prefix}absl_synchronization${suffix}
+  )
+
+  # absl_time
+
+  add_library(absl_time STATIC IMPORTED GLOBAL)
+  set_target_properties(absl_time
+    PROPERTIES INTERFACE_INCLUDE_DIRECTORIES
+    ${ABSEIL_INCLUDE_DIRS}
+    IMPORTED_LOCATION
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/time/${prefix}absl_time${suffix}
+  )
+
+  # absl_utility
+
+  add_library(absl_utility STATIC IMPORTED GLOBAL)
+  set_target_properties(absl_utility
+    PROPERTIES INTERFACE_INCLUDE_DIRECTORIES
+    ${ABSEIL_INCLUDE_DIRS}
+    IMPORTED_LOCATION
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/utility/${prefix}absl_utility${suffix}
+  )
+
+  # absl_span
+
+  add_library(absl_span STATIC IMPORTED GLOBAL)
+  set_target_properties(absl_span
+    PROPERTIES INTERFACE_INCLUDE_DIRECTORIES
+    ${ABSEIL_INCLUDE_DIRS}
+    IMPORTED_LOCATION
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/types/${prefix}absl_span${suffix}
+  )
+
+  # absl_optional
+
+  add_library(absl_optional STATIC IMPORTED GLOBAL)
+  set_target_properties(absl_optional
+    PROPERTIES INTERFACE_INCLUDE_DIRECTORIES
+    ${ABSEIL_INCLUDE_DIRS}
+    IMPORTED_LOCATION
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/types/${prefix}absl_optional${suffix}
+  )
+
+  # absl_variant
+
+  add_library(absl_variant STATIC IMPORTED GLOBAL)
+  set_target_properties(absl_variant
+    PROPERTIES INTERFACE_INCLUDE_DIRECTORIES
+    ${ABSEIL_INCLUDE_DIRS}
+    IMPORTED_LOCATION
+    ${ABSEIL_PROJECT_BUILD_DIR}/absl/types/${prefix}absl_variant${suffix}
+  )
+
+
+  # missing: absl_hash "${ABSEIL_PROJECT_BUILD_DIR}/absl/hash/${prefix}absl_hash${suffix}"
+
+  # absl_types
+
+  #add_library(absl_types STATIC IMPORTED GLOBAL)
+  #set_target_properties(absl_types
+  #  PROPERTIES INTERFACE_INCLUDE_DIRECTORIES
+  #  ${ABSEIL_INCLUDE_DIRS}
+  #)
+  #set_target_properties(absl_types
+   # PROPERTIES INTERFACE_LINK_LIBRRARIES
+   # "${ABSEIL_PROJECT_BUILD_DIR}/absl/types/${prefix}absl_any${suffix}
+   # ${ABSEIL_PROJECT_BUILD_DIR}/absl/types/${prefix}absl_bad_any_cast${suffix}
+   # ${ABSEIL_PROJECT_BUILD_DIR}/absl/types/${prefix}absl_bad_optional_access${suffix}
+   # 
+  #  
+  #  "
+  #)
+  #add_dependencies(absl_types ${ABSEIL_PROJECT_NAME}) 
+  #add_library(absl::types ALIAS absl_types)
+
+  target_link_libraries(absl_algorithm INTERFACE absl_base absl_meta) 
+  target_link_libraries(absl_container INTERFACE absl_algorithm absl_base absl_memory)
+  target_link_libraries(absl_debugging INTERFACE absl_base)
+  target_link_libraries(absl_memory INTERFACE absl_meta) 
+  target_link_libraries(absl_meta INTERFACE absl_base) 
+  target_link_libraries(absl_numeric INTERFACE absl_base) 
+  target_link_libraries(absl_strings INTERFACE absl_base absl_memory absl_meta absl_numeric) 
+  target_link_libraries(absl_synchronization INTERFACE absl_base absl_time absl_debugging) 
+  target_link_libraries(absl_time INTERFACE absl_base absl_numeric)
+  target_link_libraries(absl_utility INTERFACE absl_base absl_meta) 
+  target_link_libraries(absl_span INTERFACE absl_base absl_utility absl_meta absl_algorithm absl_strings) 
+  target_link_libraries(absl_optional INTERFACE absl_utility absl_meta absl_algorithm absl_strings) 
+  target_link_libraries(absl_variant INTERFACE absl_utility absl_meta absl_algorithm absl_strings) 
+
+  add_dependencies(absl_algorithm ${ABSEIL_PROJECT_NAME}) 
+  add_dependencies(absl_base ${ABSEIL_PROJECT_NAME}) 
+  add_dependencies(absl_container ${ABSEIL_PROJECT_NAME})
+  add_dependencies(absl_debugging ${ABSEIL_PROJECT_NAME})
+  add_dependencies(absl_memory ${ABSEIL_PROJECT_NAME}) 
+  add_dependencies(absl_meta ${ABSEIL_PROJECT_NAME}) 
+  add_dependencies(absl_numeric ${ABSEIL_PROJECT_NAME}) 
+  add_dependencies(absl_strings ${ABSEIL_PROJECT_NAME}) 
+  add_dependencies(absl_synchronization ${ABSEIL_PROJECT_NAME}) 
+  add_dependencies(absl_time ${ABSEIL_PROJECT_NAME})
+  add_dependencies(absl_utility ${ABSEIL_PROJECT_NAME}) 
+  add_dependencies(absl_span ${ABSEIL_PROJECT_NAME}) 
+  add_dependencies(absl_optional ${ABSEIL_PROJECT_NAME}) 
+  add_dependencies(absl_variant ${ABSEIL_PROJECT_NAME}) 
+
+  add_library(absl::algorithm ALIAS absl_algorithm)
+  add_library(absl::base ALIAS absl_base) 
+  add_library(absl::container ALIAS absl_container)
+  add_library(absl::debugging ALIAS absl_debugging)
+  add_library(absl::memory ALIAS absl_memory)
+  add_library(absl::meta ALIAS absl_meta)
+  add_library(absl::numeric ALIAS absl_numeric)
+  add_library(absl::strings ALIAS absl_strings)
+  add_library(absl::synchronization ALIAS absl_synchronization) 
+  add_library(absl::time ALIAS absl_time)
+  add_library(absl::utility ALIAS absl_utility)
+  add_library(absl::span ALIAS absl_span)
+  add_library(absl::optional ALIAS absl_optional)
+  add_library(absl::variant ALIAS absl_variant)
+
+  unset(prefix)
+  unset(suffix)
+endif()