meta: add build system

2026-02-05 09:54:46 +00:00
parent 62c5653d5b
commit 9c8fbc72ac
15 changed files with 694 additions and 0 deletions
--- a/cmake/Sysroot.cmake
+++ b/cmake/Sysroot.cmake
@@ -0,0 +1,115 @@
+find_package(Python COMPONENTS Interpreter)
+
+set(sysroot_manifest ${CMAKE_CURRENT_BINARY_DIR}/sysroot-manifest.json)
+set(sysroot_tool ${CMAKE_SOURCE_DIR}/util/sysroot-tool.py)
+
+function(sysroot_reset)
+	execute_process(
+		COMMAND ${Python_EXECUTABLE} ${sysroot_tool} reset ${sysroot_manifest}
+		COMMAND_ERROR_IS_FATAL ANY)
+endfunction(sysroot_reset)
+
+function(sysroot_add_library)
+	set(options)
+	set(one_value_args NAME HEADER_DIR LIB_DIR)
+	set(multi_value_args)
+
+	cmake_parse_arguments(PARSE_ARGV 0 arg
+		"${options}"
+		"${one_value_args}"
+		"${multi_value_args}")
+
+	set(target_name ${arg_NAME})
+	set(sysroot_target_name _sysroot-${target_name})
+	meta_target_get_header_directories(TARGET ${target_name} OUT header_dirs)
+
+	get_property(sysroot_targets GLOBAL PROPERTY sysroot_target_list)
+	list(LENGTH sysroot_targets nr_sysroot_targets)
+	if (${nr_sysroot_targets} GREATER 0)
+		math(EXPR serialiser_index "${nr_sysroot_targets}-1")
+		list(GET sysroot_targets ${serialiser_index} serialiser)
+	endif ()
+
+	add_custom_target(${sysroot_target_name}
+		COMMAND	${Python_EXECUTABLE} ${sysroot_tool}
+			add-binary ${sysroot_manifest} ${target_name}
+			${arg_LIB_DIR} $<TARGET_FILE:${target_name}>
+		COMMAND ${Python_EXECUTABLE} ${sysroot_tool}
+			add-headers ${sysroot_manifest} ${target_name}
+			${arg_HEADER_DIR} ${header_dirs}
+		COMMENT "Preparing sysroot component: ${target_name}"
+		DEPENDS ${target_name} ${serialiser})
+
+	set_property(GLOBAL PROPERTY sysroot_target_list ${sysroot_targets} ${sysroot_target_name})
+endfunction(sysroot_add_library)
+
+function(sysroot_add_program)
+	set(options)
+	set(one_value_args NAME BIN_DIR)
+	set(multi_value_args)
+
+	cmake_parse_arguments(PARSE_ARGV 0 arg
+		"${options}"
+		"${one_value_args}"
+		"${multi_value_args}")
+
+	set(target_name ${arg_NAME})
+	set(sysroot_target_name _sysroot-${target_name})
+
+	get_property(sysroot_targets GLOBAL PROPERTY sysroot_target_list)
+	list(LENGTH sysroot_targets nr_sysroot_targets)
+	if (${nr_sysroot_targets} GREATER 0)
+		math(EXPR serialiser_index "${nr_sysroot_targets}-1")
+		list(GET sysroot_targets ${serialiser_index} serialiser)
+	endif ()
+
+	add_custom_target(${sysroot_target_name}
+		COMMAND	${Python_EXECUTABLE} ${sysroot_tool}
+			add-binary ${sysroot_manifest} ${target_name}
+			${arg_BIN_DIR} $<TARGET_FILE:${target_name}>
+		COMMENT "Preparing sysroot component: ${target_name}"
+		DEPENDS ${target_name} ${serialiser})
+
+	set_property(GLOBAL PROPERTY sysroot_target_list ${sysroot_targets} ${sysroot_target_name})
+endfunction(sysroot_add_program)
+
+function(sysroot_add_file)
+	set(options)
+	set(one_value_args ID SRC_PATH DEST_DIR)
+	set(multi_value_args DEPENDS)
+
+	cmake_parse_arguments(PARSE_ARGV 0 arg
+		"${options}"
+		"${one_value_args}"
+		"${multi_value_args}")
+
+	set(src_path ${arg_SRC_PATH})
+	set(dest_dir ${arg_DEST_DIR})
+	set(sysroot_target_name _sysroot-${arg_ID})
+
+	get_property(sysroot_targets GLOBAL PROPERTY sysroot_target_list)
+	list(LENGTH sysroot_targets nr_sysroot_targets)
+	if (${nr_sysroot_targets} GREATER 0)
+		math(EXPR serialiser_index "${nr_sysroot_targets}-1")
+		list(GET sysroot_targets ${serialiser_index} serialiser)
+	endif ()
+
+	add_custom_target(${sysroot_target_name}
+		COMMAND	${Python_EXECUTABLE} ${sysroot_tool}
+			add-binary ${sysroot_manifest} ${arg_ID}
+			${dest_dir} ${src_path}
+		COMMENT "Preparing sysroot component: ${arg_ID}"
+		DEPENDS ${target_name} ${serialiser} ${arg_DEPENDS})
+
+	set_property(GLOBAL PROPERTY sysroot_target_list ${sysroot_targets} ${sysroot_target_name})
+endfunction(sysroot_add_file)
+
+
+function(sysroot_finalise)
+	get_property(sysroot_targets GLOBAL PROPERTY sysroot_target_list)
+	add_custom_target(sysroot
+		COMMAND	${Python_EXECUTABLE} ${sysroot_tool}
+			build-sysroot ${sysroot_manifest} ${CMAKE_BINARY_DIR}/sysroot
+		DEPENDS ${sysroot_targets}
+		COMMENT "Building sysroot...")
+endfunction(sysroot_finalise)