mirror of
https://github.com/godotengine/godot.git
synced 2024-11-26 22:23:04 +00:00
377 lines
13 KiB
Python
377 lines
13 KiB
Python
"""Functions used to generate scu build source files during build time"""
|
|
|
|
import glob
|
|
import math
|
|
import os
|
|
from pathlib import Path
|
|
|
|
from methods import print_error
|
|
|
|
base_folder_path = str(Path(__file__).parent) + "/"
|
|
base_folder_only = os.path.basename(os.path.normpath(base_folder_path))
|
|
_verbose = False # Set manually for debug prints
|
|
_scu_folders = set()
|
|
_max_includes_per_scu = 1024
|
|
|
|
|
|
def clear_out_stale_files(output_folder, extension, fresh_files):
|
|
output_folder = os.path.abspath(output_folder)
|
|
# print("clear_out_stale_files from folder: " + output_folder)
|
|
|
|
if not os.path.isdir(output_folder):
|
|
# folder does not exist or has not been created yet,
|
|
# no files to clearout. (this is not an error)
|
|
return
|
|
|
|
for file in glob.glob(output_folder + "/*." + extension):
|
|
file = Path(file)
|
|
if file not in fresh_files:
|
|
# print("removed stale file: " + str(file))
|
|
os.remove(file)
|
|
|
|
|
|
def folder_not_found(folder):
|
|
abs_folder = base_folder_path + folder + "/"
|
|
return not os.path.isdir(abs_folder)
|
|
|
|
|
|
def find_files_in_folder(folder, sub_folder, include_list, extension, sought_exceptions, found_exceptions):
|
|
abs_folder = base_folder_path + folder + "/" + sub_folder
|
|
|
|
if not os.path.isdir(abs_folder):
|
|
print_error(f'SCU: "{abs_folder}" not found.')
|
|
return include_list, found_exceptions
|
|
|
|
os.chdir(abs_folder)
|
|
|
|
sub_folder_slashed = ""
|
|
if sub_folder != "":
|
|
sub_folder_slashed = sub_folder + "/"
|
|
|
|
for file in glob.glob("*." + extension):
|
|
simple_name = Path(file).stem
|
|
|
|
if file.endswith(".gen.cpp"):
|
|
continue
|
|
|
|
li = '#include "' + folder + "/" + sub_folder_slashed + file + '"'
|
|
|
|
if simple_name not in sought_exceptions:
|
|
include_list.append(li)
|
|
else:
|
|
found_exceptions.append(li)
|
|
|
|
return include_list, found_exceptions
|
|
|
|
|
|
def write_output_file(file_count, include_list, start_line, end_line, output_folder, output_filename_prefix, extension):
|
|
output_folder = os.path.abspath(output_folder)
|
|
|
|
if not os.path.isdir(output_folder):
|
|
# create
|
|
os.mkdir(output_folder)
|
|
if not os.path.isdir(output_folder):
|
|
print_error(f'SCU: "{output_folder}" could not be created.')
|
|
return
|
|
if _verbose:
|
|
print("SCU: Creating folder: %s" % output_folder)
|
|
|
|
file_text = ""
|
|
|
|
for i in range(start_line, end_line):
|
|
if i < len(include_list):
|
|
line = include_list[i]
|
|
li = line + "\n"
|
|
file_text += li
|
|
|
|
num_string = ""
|
|
if file_count > 0:
|
|
num_string = "_" + str(file_count)
|
|
|
|
short_filename = output_filename_prefix + num_string + ".gen." + extension
|
|
output_filename = output_folder + "/" + short_filename
|
|
output_path = Path(output_filename)
|
|
|
|
if not output_path.exists() or output_path.read_text() != file_text:
|
|
if _verbose:
|
|
print("SCU: Generating: %s" % short_filename)
|
|
output_path.write_text(file_text, encoding="utf8")
|
|
elif _verbose:
|
|
print("SCU: Generation not needed for: " + short_filename)
|
|
|
|
return output_path
|
|
|
|
|
|
def write_exception_output_file(file_count, exception_string, output_folder, output_filename_prefix, extension):
|
|
output_folder = os.path.abspath(output_folder)
|
|
if not os.path.isdir(output_folder):
|
|
print_error(f"SCU: {output_folder} does not exist.")
|
|
return
|
|
|
|
file_text = exception_string + "\n"
|
|
|
|
num_string = ""
|
|
if file_count > 0:
|
|
num_string = "_" + str(file_count)
|
|
|
|
short_filename = output_filename_prefix + "_exception" + num_string + ".gen." + extension
|
|
output_filename = output_folder + "/" + short_filename
|
|
|
|
output_path = Path(output_filename)
|
|
|
|
if not output_path.exists() or output_path.read_text() != file_text:
|
|
if _verbose:
|
|
print("SCU: Generating: " + short_filename)
|
|
output_path.write_text(file_text, encoding="utf8")
|
|
elif _verbose:
|
|
print("SCU: Generation not needed for: " + short_filename)
|
|
|
|
return output_path
|
|
|
|
|
|
def find_section_name(sub_folder):
|
|
# Construct a useful name for the section from the path for debug logging
|
|
section_path = os.path.abspath(base_folder_path + sub_folder) + "/"
|
|
|
|
folders = []
|
|
folder = ""
|
|
|
|
for i in range(8):
|
|
folder = os.path.dirname(section_path)
|
|
folder = os.path.basename(folder)
|
|
if folder == base_folder_only:
|
|
break
|
|
folders.append(folder)
|
|
section_path += "../"
|
|
section_path = os.path.abspath(section_path) + "/"
|
|
|
|
section_name = ""
|
|
for n in range(len(folders)):
|
|
section_name += folders[len(folders) - n - 1]
|
|
if n != (len(folders) - 1):
|
|
section_name += "_"
|
|
|
|
return section_name
|
|
|
|
|
|
# "folders" is a list of folders to add all the files from to add to the SCU
|
|
# "section (like a module)". The name of the scu file will be derived from the first folder
|
|
# (thus e.g. scene/3d becomes scu_scene_3d.gen.cpp)
|
|
|
|
# "includes_per_scu" limits the number of includes in a single scu file.
|
|
# This allows the module to be built in several translation units instead of just 1.
|
|
# This will usually be slower to compile but will use less memory per compiler instance, which
|
|
# is most relevant in release builds.
|
|
|
|
# "sought_exceptions" are a list of files (without extension) that contain
|
|
# e.g. naming conflicts, and are therefore not suitable for the scu build.
|
|
# These will automatically be placed in their own separate scu file,
|
|
# which is slow like a normal build, but prevents the naming conflicts.
|
|
# Ideally in these situations, the source code should be changed to prevent naming conflicts.
|
|
|
|
|
|
# "extension" will usually be cpp, but can also be set to c (for e.g. third party libraries that use c)
|
|
def process_folder(folders, sought_exceptions=[], includes_per_scu=0, extension="cpp"):
|
|
if len(folders) == 0:
|
|
return
|
|
|
|
# Construct the filename prefix from the FIRST folder name
|
|
# e.g. "scene_3d"
|
|
out_filename = find_section_name(folders[0])
|
|
|
|
found_includes = []
|
|
found_exceptions = []
|
|
|
|
main_folder = folders[0]
|
|
abs_main_folder = base_folder_path + main_folder
|
|
|
|
# Keep a record of all folders that have been processed for SCU,
|
|
# this enables deciding what to do when we call "add_source_files()"
|
|
global _scu_folders
|
|
_scu_folders.add(main_folder)
|
|
|
|
# main folder (first)
|
|
found_includes, found_exceptions = find_files_in_folder(
|
|
main_folder, "", found_includes, extension, sought_exceptions, found_exceptions
|
|
)
|
|
|
|
# sub folders
|
|
for d in range(1, len(folders)):
|
|
found_includes, found_exceptions = find_files_in_folder(
|
|
main_folder, folders[d], found_includes, extension, sought_exceptions, found_exceptions
|
|
)
|
|
|
|
found_includes = sorted(found_includes)
|
|
|
|
# calculate how many lines to write in each file
|
|
total_lines = len(found_includes)
|
|
|
|
# adjust number of output files according to whether DEV or release
|
|
num_output_files = 1
|
|
|
|
if includes_per_scu == 0:
|
|
includes_per_scu = _max_includes_per_scu
|
|
else:
|
|
if includes_per_scu > _max_includes_per_scu:
|
|
includes_per_scu = _max_includes_per_scu
|
|
|
|
num_output_files = max(math.ceil(total_lines / float(includes_per_scu)), 1)
|
|
|
|
lines_per_file = math.ceil(total_lines / float(num_output_files))
|
|
lines_per_file = max(lines_per_file, 1)
|
|
|
|
start_line = 0
|
|
|
|
# These do not vary throughout the loop
|
|
output_folder = abs_main_folder + "/scu/"
|
|
output_filename_prefix = "scu_" + out_filename
|
|
|
|
fresh_files = set()
|
|
|
|
for file_count in range(0, num_output_files):
|
|
end_line = start_line + lines_per_file
|
|
|
|
# special case to cover rounding error in final file
|
|
if file_count == (num_output_files - 1):
|
|
end_line = len(found_includes)
|
|
|
|
fresh_file = write_output_file(
|
|
file_count, found_includes, start_line, end_line, output_folder, output_filename_prefix, extension
|
|
)
|
|
|
|
fresh_files.add(fresh_file)
|
|
|
|
start_line = end_line
|
|
|
|
# Write the exceptions each in their own scu gen file,
|
|
# so they can effectively compile in "old style / normal build".
|
|
for exception_count in range(len(found_exceptions)):
|
|
fresh_file = write_exception_output_file(
|
|
exception_count, found_exceptions[exception_count], output_folder, output_filename_prefix, extension
|
|
)
|
|
|
|
fresh_files.add(fresh_file)
|
|
|
|
# Clear out any stale file (usually we will be overwriting if necessary,
|
|
# but we want to remove any that are pre-existing that will not be
|
|
# overwritten, so as to not compile anything stale).
|
|
clear_out_stale_files(output_folder, extension, fresh_files)
|
|
|
|
|
|
def generate_scu_files(max_includes_per_scu):
|
|
global _max_includes_per_scu
|
|
_max_includes_per_scu = max_includes_per_scu
|
|
|
|
print("SCU: Generating build files... (max includes per SCU: %d)" % _max_includes_per_scu)
|
|
|
|
curr_folder = os.path.abspath("./")
|
|
|
|
# check we are running from the correct folder
|
|
if folder_not_found("core") or folder_not_found("platform") or folder_not_found("scene"):
|
|
raise RuntimeError("scu_builders.py must be run from the godot folder.")
|
|
return
|
|
|
|
process_folder(["core"])
|
|
process_folder(["core/crypto"])
|
|
process_folder(["core/debugger"])
|
|
process_folder(["core/extension"])
|
|
process_folder(["core/input"])
|
|
process_folder(["core/io"])
|
|
process_folder(["core/math"])
|
|
process_folder(["core/object"])
|
|
process_folder(["core/os"])
|
|
process_folder(["core/string"])
|
|
process_folder(["core/variant"], ["variant_utility"])
|
|
|
|
process_folder(["drivers/unix"])
|
|
process_folder(["drivers/png"])
|
|
|
|
process_folder(["drivers/gles3/effects"])
|
|
process_folder(["drivers/gles3/storage"])
|
|
|
|
process_folder(["editor"], ["file_system_dock", "editor_resource_preview"], 32)
|
|
process_folder(["editor/debugger"])
|
|
process_folder(["editor/debugger/debug_adapter"])
|
|
process_folder(["editor/export"])
|
|
process_folder(["editor/gui"])
|
|
process_folder(["editor/themes"])
|
|
process_folder(["editor/project_manager"])
|
|
process_folder(["editor/import"])
|
|
process_folder(["editor/import/3d"])
|
|
process_folder(["editor/plugins"])
|
|
process_folder(["editor/plugins/gizmos"])
|
|
process_folder(["editor/plugins/tiles"])
|
|
|
|
process_folder(["platform/android/export"])
|
|
process_folder(["platform/ios/export"])
|
|
process_folder(["platform/linuxbsd/export"])
|
|
process_folder(["platform/macos/export"])
|
|
process_folder(["platform/web/export"])
|
|
process_folder(["platform/windows/export"])
|
|
|
|
process_folder(["modules/lightmapper_rd"])
|
|
process_folder(["modules/gltf"])
|
|
process_folder(["modules/gltf/structures"])
|
|
process_folder(["modules/gltf/editor"])
|
|
process_folder(["modules/gltf/extensions"])
|
|
process_folder(["modules/gltf/extensions/physics"])
|
|
process_folder(["modules/navigation"])
|
|
process_folder(["modules/navigation/2d"])
|
|
process_folder(["modules/navigation/3d"])
|
|
process_folder(["modules/webrtc"])
|
|
process_folder(["modules/websocket"])
|
|
process_folder(["modules/gridmap"])
|
|
process_folder(["modules/multiplayer"])
|
|
process_folder(["modules/multiplayer/editor"])
|
|
process_folder(["modules/openxr"], ["register_types"])
|
|
process_folder(["modules/openxr/action_map"])
|
|
process_folder(["modules/openxr/editor"])
|
|
process_folder(["modules/openxr/extensions"])
|
|
process_folder(["modules/openxr/scene"])
|
|
process_folder(["modules/godot_physics_2d"])
|
|
process_folder(["modules/godot_physics_3d"])
|
|
process_folder(["modules/godot_physics_3d/joints"])
|
|
|
|
process_folder(["modules/csg"])
|
|
process_folder(["modules/gdscript"])
|
|
process_folder(["modules/gdscript/editor"])
|
|
process_folder(["modules/gdscript/language_server"])
|
|
|
|
process_folder(["scene/2d"])
|
|
process_folder(["scene/2d/physics"])
|
|
process_folder(["scene/2d/physics/joints"])
|
|
process_folder(["scene/3d"])
|
|
process_folder(["scene/3d/physics"])
|
|
process_folder(["scene/3d/physics/joints"])
|
|
process_folder(["scene/animation"])
|
|
process_folder(["scene/gui"])
|
|
process_folder(["scene/main"])
|
|
process_folder(["scene/theme"])
|
|
process_folder(["scene/resources"])
|
|
process_folder(["scene/resources/2d"])
|
|
process_folder(["scene/resources/2d/skeleton"])
|
|
process_folder(["scene/resources/3d"])
|
|
|
|
process_folder(["servers"])
|
|
process_folder(["servers/rendering"])
|
|
process_folder(["servers/rendering/dummy/storage"])
|
|
process_folder(["servers/rendering/storage"])
|
|
process_folder(["servers/rendering/renderer_rd"])
|
|
process_folder(["servers/rendering/renderer_rd/effects"])
|
|
process_folder(["servers/rendering/renderer_rd/environment"])
|
|
process_folder(["servers/rendering/renderer_rd/storage_rd"])
|
|
process_folder(["servers/rendering/renderer_rd/forward_clustered"])
|
|
process_folder(["servers/rendering/renderer_rd/forward_mobile"])
|
|
process_folder(["servers/audio"])
|
|
process_folder(["servers/audio/effects"])
|
|
process_folder(["servers/navigation"])
|
|
process_folder(["servers/xr"])
|
|
|
|
# Finally change back the path to the calling folder
|
|
os.chdir(curr_folder)
|
|
|
|
if _verbose:
|
|
print("SCU: Processed folders: %s" % sorted(_scu_folders))
|
|
|
|
return _scu_folders
|