Add support for CMake package (#23)

Fix #22

datafusion-config.cmake.in

@@ -0,0 +1,31 @@
+# Copyright 2022 Sutou Kouhei <kou@clear-code.com>
+#
+# 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.
+
+@PACKAGE_INIT@
+
+set(datafusion_PACKAGE_PREFIX_DIR "${PACKAGE_PREFIX_DIR}")
+set(datafusion_INCLUDE_DIR "${datafusion_PACKAGE_PREFIX_DIR}/@INCLUDE_DIR@")
+set(datafusion_LIB_DIR "${datafusion_PACKAGE_PREFIX_DIR}/@LIB_DIR@")
+
+add_library(datafusion::datafusion SHARED IMPORTED)
+set_target_properties(datafusion::datafusion PROPERTIES
+  INTERFACE_INCLUDE_DIRECTORIES "${datafusion_INCLUDE_DIR}")
+if(WIN32)
+  set_target_properties(datafusion::datafusion PROPERTIES
+    IMPORTED_LOCATION "${datafusion_LIB_DIR}/${CMAKE_IMPORT_LIBRARY_PREFIX}datafusion${CMAKE_IMPORT_LIBRARY_SUFFIX}")
+else()
+  set_target_properties(datafusion::datafusion PROPERTIES
+    IMPORTED_LOCATION "${datafusion_LIB_DIR}/${CMAKE_SHARED_LIBRARY_PREFIX}datafusion${CMAKE_SHARED_LIBRARY_SUFFIX}.@PACKAGE_VERSION@"
+    IMPORTED_SONAME "${CMAKE_SHARED_LIBRARY_PREFIX}datafusion${CMAKE_SHARED_LIBRARY_SUFFIX}.@PACKAGE_VERSION_MAJOR@")
+endif()

datafusion-glib-config.cmake.in

@@ -0,0 +1,49 @@
+# Copyright 2022 Sutou Kouhei <kou@clear-code.com>
+#
+# 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.
+
+@PACKAGE_INIT@
+
+set(datafusion-glib_PACKAGE_PREFIX_DIR "${PACKAGE_PREFIX_DIR}")
+set(datafusion-glib_INCLUDE_DIR "${datafusion-glib_PACKAGE_PREFIX_DIR}/@INCLUDE_DIR@")
+set(datafusion-glib_LIB_DIR "${datafusion-glib_PACKAGE_PREFIX_DIR}/@LIB_DIR@")
+set(datafusion-glib_DEFAULT_LIBRARY "@DEFAULT_LIBRARY@")
+
+include(CMakeFindDependencyMacro)
+find_dependency(arrow-glib)
+find_dependency(datafusion)
+
+if(datafusion-glib_DEFAULT_LIBRARY STREQUAL "shared" OR
+   datafusion-glib_DEFAULT_LIBRARY STREQUAL "both")
+  add_library(datafusion-glib::datafusion-glib-shared SHARED IMPORTED)
+  set_target_properties(datafusion-glib::datafusion-glib-shared PROPERTIES
+    INTERFACE_INCLUDE_DIRECTORIES "${datafusion-glib_INCLUDE_DIR}"
+    INTERFACE_LINK_LIBRARIES "datafusion::datafusion;arrow-glib::arrow-glib-shared")
+  if(WIN32)
+    set_target_properties(datafusion-glib::datafusion-glib-shared PROPERTIES
+      IMPORTED_LOCATION "${datafusion-glib_LIB_DIR}/${CMAKE_IMPORT_LIBRARY_PREFIX}datafusion-glib${CMAKE_IMPORT_LIBRARY_SUFFIX}")
+  else()
+    set_target_properties(datafusion-glib::datafusion-glib-shared PROPERTIES
+      IMPORTED_LOCATION "${datafusion-glib_LIB_DIR}/${CMAKE_SHARED_LIBRARY_PREFIX}datafusion-glib${CMAKE_SHARED_LIBRARY_SUFFIX}.@PACKAGE_VERSION@"
+      IMPORTED_SONAME "${CMAKE_SHARED_LIBRARY_PREFIX}datafusion-glib.${CMAKE_SHARED_LIBRARY_SUFFIX}.@PACKAGE_VERSION_MAJOR@")
+  endif()
+endif()
+
+if(datafusion-glib_DEFAULT_LIBRARY STREQUAL "static" OR
+   datafusion-glib_DEFAULT_LIBRARY STREQUAL "both")
+  add_library(datafusion-glib::datafusion-glib-static STATIC IMPORTED)
+  set_target_properties(datafusion-glib::datafusion-glib-static PROPERTIES
+    IMPORTED_LOCATION "${datafusion-glib_LIB_DIR}/${CMAKE_STATIC_LIBRARY_PREFIX}datafusion-glib${CMAKE_STATIC_LIBRARY_SUFFIX}"
+    INTERFACE_INCLUDE_DIRECTORIES "${datafusion-glib_INCLUDE_DIR}"
+    INTERFACE_LINK_LIBRARIES "datafusion::datafusion;arrow-glib::arrow-glib-static")
+endif()

meson.build

@@ -157,6 +157,25 @@ if generate_vapi
 endif
 
 subdir('datafusion-glib')
+
+cmake = import('cmake')
+cmake_config = configuration_data()
+cmake_config.set('DEFAULT_LIBRARY', get_option('default_library'))
+cmake_config.set('INCLUDE_DIR', include_dir)
+cmake_config.set('LIB_DIR', lib_dir)
+cmake_config.set('PACKAGE_VERSION', version)
+cmake_config.set('PACKAGE_VERSION_MAJOR', version_major)
+cmake_config.set('PACKAGE_VERSION_MICRO', version_micro)
+cmake_config.set('PACKAGE_VERSION_MINOR', version_minor)
+cmake.write_basic_package_version_file(name: 'datafusion', version: version)
+cmake.configure_package_config_file(name: 'datafusion',
+                                    input: 'datafusion-config.cmake.in',
+                                    configuration: cmake_config)
+cmake.write_basic_package_version_file(name: 'datafusion-glib', version: version)
+cmake.configure_package_config_file(name: 'datafusion-glib',
+                                    input: 'datafusion-glib-config.cmake.in',
+                                    configuration: cmake_config)
+
 subdir('examples')
 if get_option('doc')
   subdir('doc/datafusion-glib')