build(vcpkg): cmake --install now also installs required dependenci…

…es (synfig#2816)

CMakeLists.txt

@@ -1,4 +1,8 @@
 cmake_minimum_required(VERSION 3.6)
+if(CMAKE_VERSION VERSION_GREATER_EQUAL "3.14")
+	cmake_policy(SET CMP0087 NEW)
+endif()
+
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake")
 
 project(synfig-studio)
@@ -95,4 +99,5 @@ if(MSYS)
 	include(InstallMSYS2)
 endif()
 
+include(SynfigVcpkg)
 include(CPackConfig)

cmake/SynfigVcpkg.cmake

@@ -0,0 +1,213 @@
+if(NOT VCPKG_TOOLCHAIN)
+	return()
+endif()
+
+# vcpkg supports linux, but the recipes and this file is only tested on Windows
+# using the MSVC compiler. Even though, I tried to make this file as generic as possible
+if(NOT MSVC)
+	message(FATAL_ERROR
+		"Synfig does not support building with vcpkg using anything other than the MSVC compiler yet!")
+endif()
+
+get_filename_component(VCPKG_TOOLCHAIN_DIR "${CMAKE_TOOLCHAIN_FILE}" DIRECTORY)
+
+# install dependecies
+# we could have required the user to pass the option X_VCPKG_APPLOCAL_DEPS_INSTALL
+# to enable installing dependencies automatically without this section, but this
+# current solution requires less work on the user side, and will give us more control
+# (for installing dependencies of gdk-pixbuf loaders for example)
+if(CMAKE_VERSION VERSION_GREATER_EQUAL "3.14")
+	if(WIN32)
+		macro(install_app_dependencies MOD MOD_NAME)
+			install(CODE "
+				message(\"-- Installing app dependencies for ${MOD_NAME}...\")
+				execute_process(
+					COMMAND ${CMAKE_COMMAND} -E copy \"${MOD}\" \"\${CMAKE_INSTALL_PREFIX}/bin/${MOD_NAME}.tmp\"
+				)
+				execute_process(
+					COMMAND powershell -noprofile -executionpolicy Bypass -file ${VCPKG_TOOLCHAIN_DIR}/msbuild/applocal.ps1
+						-targetBinary \"\${CMAKE_INSTALL_PREFIX}/bin/${MOD_NAME}.tmp\"
+						-installedDir \"${VCPKG_INSTALLED_DIR}/${VCPKG_TARGET_TRIPLET}$<$<CONFIG:Debug>:/debug>/bin\"
+				)
+				execute_process(
+					COMMAND ${CMAKE_COMMAND} -E remove \"\${CMAKE_INSTALL_PREFIX}/bin/${MOD_NAME}.tmp\"
+				)"
+			)
+		endmacro()
+	elseif(UNIX)
+		# TODO
+	endif()
+
+	# get all targets
+	# https://stackoverflow.com/questions/37434946/how-do-i-iterate-over-all-cmake-targets-programmatically/62311397#62311397
+	function(get_all_targets var)
+			set(targets)
+			get_all_targets_recursive(targets ${CMAKE_SOURCE_DIR})
+			set(${var} ${targets} PARENT_SCOPE)
+	endfunction()
+
+	macro(get_all_targets_recursive targets dir)
+			get_property(subdirectories DIRECTORY ${dir} PROPERTY SUBDIRECTORIES)
+			foreach(subdir ${subdirectories})
+					get_all_targets_recursive(${targets} ${subdir})
+			endforeach()
+
+			get_property(current_targets DIRECTORY ${dir} PROPERTY BUILDSYSTEM_TARGETS)
+			foreach(target ${current_targets})
+				get_target_property(target_type ${target} TYPE)
+				if ("${target_type}" MATCHES "^(EXECUTABLE|SHARED_LIBRARY|MODULE_LIBRARY)$")
+					list(APPEND targets ${target})
+				endif()
+			endforeach()
+	endmacro()
+
+	get_all_targets(all_targets)
+	foreach(target ${all_targets})
+		install_app_dependencies($<TARGET_FILE:${target}> $<TARGET_FILE_NAME:${target}>)
+	endforeach()
+else()
+	macro(install_app_dependencies MOD MOD_NAME)
+	endmacro()
+	# this is because generator expressions are required to get target output files
+	# and they're not allowed inside install CODE before cmake 3.14
+	message(WARNING "At least CMake 3.14 is required for installing the dependencies of synfig (current version: ${CMAKE_VERSION})")
+endif()
+
+# gdbus is required by gio on windows as a replacement for dbus on linux
+if(WIN32)
+	pkg_get_variable(GDBUS gio-2.0 gdbus)
+	file(
+		COPY "${GDBUS}${CMAKE_EXECUTABLE_SUFFIX}"
+		DESTINATION "${SYNFIG_BUILD_ROOT}/bin/"
+	)
+	install(
+		PROGRAMS "${SYNFIG_BUILD_ROOT}/bin/gdbus${CMAKE_EXECUTABLE_SUFFIX}"
+		DESTINATION "bin/"
+	)
+endif()
+
+# gdk-pixbuf loaders
+pkg_get_variable(GDKPIXBUF_LOADERS_DIR gdk-pixbuf-2.0 gdk_pixbuf_moduledir)
+pkg_get_variable(GDKPIXBUF_QUERYLOADERS gdk-pixbuf-2.0 gdk_pixbuf_query_loaders)
+
+if(GDKPIXBUF_LOADERS_DIR AND GDKPIXBUF_QUERYLOADERS)
+	set(SYNFIG_PIXBUF_LOADERS "${SYNFIG_BUILD_ROOT}/lib/gdk-pixbuf-2.0/2.10.0/loaders/")
+	file(MAKE_DIRECTORY "${SYNFIG_PIXBUF_LOADERS}")
+	file(
+		COPY "${GDKPIXBUF_QUERYLOADERS}${CMAKE_EXECUTABLE_SUFFIX}"
+		DESTINATION "${SYNFIG_BUILD_ROOT}/bin"
+	)
+
+	file(GLOB GDKPIXBUF_MODULES "${GDKPIXBUF_LOADERS_DIR}/*${CMAKE_SHARED_LIBRARY_SUFFIX}")
+	set(GDKPIXBUF_MODULES_DEPS)
+	foreach(MOD "${GDKPIXBUF_MODULES}")
+		file(COPY "${MOD}" DESTINATION "${SYNFIG_PIXBUF_LOADERS}")
+
+		# for these modules to work, their dependencies have to be linked against synfig
+		# or present in synfig's bin directory
+		if(WIN32)
+			get_filename_component(MOD_NAME "${MOD}" NAME)
+			add_custom_target(
+				copy_${MOD_NAME}_dependencies ALL
+				COMMAND ${CMAKE_COMMAND} -E copy "${MOD}" "${SYNFIG_BUILD_ROOT}/bin/${MOD_NAME}"
+				COMMAND powershell -noprofile -executionpolicy Bypass -file ${VCPKG_TOOLCHAIN_DIR}/msbuild/applocal.ps1
+					-targetBinary "${SYNFIG_BUILD_ROOT}/bin/${MOD_NAME}"
+					-installedDir "${VCPKG_INSTALLED_DIR}/${VCPKG_TARGET_TRIPLET}$<$<CONFIG:Debug>:/debug>/bin"
+				COMMAND ${CMAKE_COMMAND} -E remove "${SYNFIG_BUILD_ROOT}/bin/${MOD_NAME}"
+				DEPENDS "${MOD}"
+			)
+			install_app_dependencies(${MOD} ${MOD_NAME})
+			list(APPEND GDKPIXBUF_MODULES_DEPS "copy_${MOD_NAME}_dependencies")
+		elseif(UNIX)
+			# TODO: find the gdkpixbuf loader dependencies using something like "ldd",
+			# copy them and change their rpath to look at synfig's lib directory
+		endif()
+	endforeach()
+
+	install(
+		DIRECTORY "${SYNFIG_BUILD_ROOT}/lib/gdk-pixbuf-2.0/2.10.0/"
+		DESTINATION "lib/gdk-pixbuf-2.0/2.10.0/"
+	)
+
+	add_custom_target(
+		generate_pixbuf_loaders_cache ALL
+		BYPRODUCTS "${SYNFIG_PIXBUF_LOADERS}/../loaders.cache"
+		COMMAND "${SYNFIG_BUILD_ROOT}/bin/gdk-pixbuf-query-loaders${CMAKE_EXECUTABLE_SUFFIX}" > "${SYNFIG_PIXBUF_LOADERS}/../loaders.cache"
+	)
+	add_dependencies(generate_pixbuf_loaders_cache ${GDKPIXBUF_MODULES_DEPS})
+else()
+	message(WARNING "Gdk-pixbuf loaders directory cannot be found!")
+endif()
+
+# Glib schemas
+pkg_get_variable(GLIB_SCHEMAS_DIR gio-2.0 schemasdir)
+
+if(GLIB_SCHEMAS_DIR AND EXISTS "${GLIB_SCHEMAS_DIR}/gschemas.compiled")
+	set (GLIB_SCHEMAS_COMPILED "${GLIB_SCHEMAS_DIR}/gschemas.compiled")
+endif()
+
+if((NOT GLIB_SCHEMAS_DIR OR NOT EXISTS "${GLIB_SCHEMAS_DIR}") AND (NOT GLIB_SCHEMAS_COMPILED OR NOT EXISTS "${GLIB_SCHEMAS_COMPILED}"))
+	message(FATAL_ERROR "Could not find glib schemas directory! This will cause synfigstudio to crash\n"
+		"Please set GLIB_SCHEMAS_DIR or GLIB_SCHEMAS_COMPILED")
+endif()
+
+file (MAKE_DIRECTORY "${SYNFIG_BUILD_ROOT}/share/glib-2.0/schemas")
+
+if(NOT GLIB_SCHEMAS_COMPILED OR NOT EXISTS "${GLIB_SCHEMAS_COMPILED}")
+	set(_GLIB_SCHEMAS_COMPILED "${SYNFIG_BUILD_ROOT}/share/glib-2.0/schemas/gschemas.compiled")
+	pkg_get_variable(GLIB_COMPILE_SCHEMAS gio-2.0 glib_compile_schemas)
+	if(NOT GLIB_COMPILE_SCHEMAS OR NOT EXISTS "${GLIB_COMPILE_SCHEMAS}${CMAKE_EXECUTABLE_SUFFIX}")
+		message(FATAL_ERROR "Could not find glib_compile_schemas!")
+	endif()
+
+	add_custom_target(
+		compile_glib_schemas ALL
+		BYPRODUCTS "${SYNFIG_BUILD_ROOT}/share/glib-2.0/schemas/gschemas.compiled"
+		COMMAND "${GLIB_COMPILE_SCHEMAS}${CMAKE_EXECUTABLE_SUFFIX}" "${GLIB_SCHEMAS_DIR}" --targetdir="${SYNFIG_BUILD_ROOT}/share/glib-2.0/schemas"
+		DEPENDS "${GLIB_SCHEMAS_DIR}/gschema.dtd"
+	)
+else()
+	set(_GLIB_SCHEMAS_COMPILED "${GLIB_SCHEMAS_COMPILED}")
+	file(
+		COPY "${_GLIB_SCHEMAS_COMPILED}"
+		DESTINATION "${SYNFIG_BUILD_ROOT}/share/glib-2.0/schemas"
+	)
+endif()
+
+install(
+	PROGRAMS "${_GLIB_SCHEMAS_COMPILED}"
+	DESTINATION "share/glib-2.0/schemas"
+)
+
+# fonts
+pkg_get_variable(FONTCONFIG_CONFDIR fontconfig confdir)
+if(FONTCONFIG_CONFDIR AND EXISTS "${FONTCONFIG_CONFDIR}")
+	file(
+		COPY "${FONTCONFIG_CONFDIR}/"
+		DESTINATION "${SYNFIG_BUILD_ROOT}/etc/fonts"
+	)
+	install(
+		DIRECTORY "${SYNFIG_BUILD_ROOT}/etc/fonts/"
+		DESTINATION "etc/fonts"
+	)
+else()
+	message(WARNING "Could not locate fontconfig's fonts directory")
+endif()
+
+# icons
+# package hicolor-icon-theme (which is almost completely empty!)
+file(
+	COPY "${VCPKG_INSTALLED_DIR}/${VCPKG_TARGET_TRIPLET}/share/hicolor-icon-theme/icons"
+	DESTINATION "${SYNFIG_BUILD_ROOT}/share/"
+)
+
+# package adwaita-icon-theme
+file(
+	COPY "${VCPKG_INSTALLED_DIR}/${VCPKG_TARGET_TRIPLET}/share/adwaita-icon-theme/icons"
+	DESTINATION "${SYNFIG_BUILD_ROOT}/share/"
+)
+
+install(
+	DIRECTORY "${SYNFIG_BUILD_ROOT}/share/icons"
+	DESTINATION "share/"
+)

synfig-core/CMakeLists.txt

@@ -17,13 +17,3 @@ endif()
 add_dependencies(synfig_bin
     build_pofiles_synfig
 )
-
-# FIXME: should this be here?
-if(MSVC)
-  file(
-    COPY "${CMAKE_CURRENT_SOURCE_DIR}/fonts-msvc/"
-    DESTINATION "${SYNFIG_BUILD_ROOT}/etc/fonts")
-  install(
-    DIRECTORY "${SYNFIG_BUILD_ROOT}/etc/fonts/"
-    DESTINATION "etc/fonts")
-endif()