Merge pull request #17 from OpenVicProject/outsource/extras

16 files changed, 15 insertions, 790 deletions

diff --git a/.github/actions/dataloader-build/action.yml b/.github/actions/dataloader-build/action.yml
deleted file mode 100644
index 36caebd..0000000
--- a/.github/actions/dataloader-build/action.yml
+++ /dev/null
@@ -1,32 +0,0 @@
-name: Build OpenVic-Dataloader
-description: Build OpenVic-Dataloader with provided options.
-inputs:
-  target:
-    description: Build target (editor, template_release, template_debug).
-    default: "template_release"
-  platform:
-    description: Target platform.
-    required: false
-  sconsflags:
-    default: ""
-  scons-cache:
-    description: The scons cache path.
-    default: "${{ github.workspace }}/.scons-cache/"
-  scons-cache-limit:
-    description: The scons cache size limit.
-    # actions/cache has 10 GiB limit, and GitHub runners have a 14 GiB disk.
-    # Limit to 7 GiB to avoid having the extracted cache fill the disk.
-    default: 7168
-runs:
-  using: "composite"
-  steps:
-    - name: Scons Build
-      shell: sh
-      env:
-        SCONSFLAGS: ${{ inputs.sconsflags }}
-        SCONS_CACHE: ${{ inputs.scons-cache }}
-        SCONS_CACHE_LIMIT: ${{ inputs.scons-cache-limit }}
-      run: |
-        echo "Building with flags:" platform=${{ inputs.platform }} target=${{ inputs.target }} ${{ env.SCONSFLAGS }}
-        scons platform=${{ inputs.platform }} target=${{ inputs.target }} ${{ env.SCONSFLAGS }}
-        ls -l bin/
diff --git a/.github/actions/dataloader-cache/action.yml b/.github/actions/dataloader-cache/action.yml
deleted file mode 100644
index c913216..0000000
--- a/.github/actions/dataloader-cache/action.yml
+++ /dev/null
@@ -1,22 +0,0 @@
-name: Setup OpenVic-Dataloader Build Cache
-description: Setup OpenVic-Dataloader Build Cache
-inputs:
-  cache-name:
-    description: The cache base name (job name by default).
-    default: "${{github.job}}"
-  scons-cache:
-    description: The scons cache path.
-    default: "${{github.workspace}}/.scons-cache/"
-runs:
-  using: "composite"
-  steps:
-    # Upload cache on completion and check it out now
-    - name: Load .scons_cache directory
-      uses: actions/cache@v3
-      with:
-        path: ${{inputs.scons-cache}}
-        key: ${{inputs.cache-name}}-${{env.OVDL_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-        restore-keys: |
-          ${{inputs.cache-name}}-${{env.OVDL_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
-          ${{inputs.cache-name}}-${{env.OVDL_BASE_BRANCH}}-${{github.ref}}
-          ${{inputs.cache-name}}-${{env.OVDL_BASE_BRANCH}}
diff --git a/.github/actions/mingw-cache/action.yml b/.github/actions/mingw-cache/action.yml
deleted file mode 100644
index e92962d..0000000
--- a/.github/actions/mingw-cache/action.yml
+++ /dev/null
@@ -1,18 +0,0 @@
-name: Setup MinGW Cache
-description: Setup MinGW Cache
-inputs:
-   cache-key:
-    description: Name for MinGW cache key.
-    default: "mingw-cache"
-runs:
-  using: "composite"
-  steps:
-    # Upload cache on completion and check it out now
-    - name: Load MinGW Cache
-      id: cache-mingw
-      uses: actions/cache@v3
-      with:
-        path: C:\ProgramData\chocolatey\lib\mingw
-        key: ${{inputs.cache-key}}
-    - name: Setup MinGW for build
-      uses: egor-tensin/setup-mingw@v2
\ No newline at end of file
diff --git a/.github/workflows/builds.yml b/.github/workflows/builds.yml
index 0e0bcfe..e5b02a3 100644
--- a/.github/workflows/builds.yml
+++ b/.github/workflows/builds.yml
@@ -64,9 +64,10 @@ jobs:
           submodules: recursive
 
       - name: Setup OpenVic-Dataloader build cache
-        uses: ./.github/actions/dataloader-cache
+        uses: OpenVicProject/openvic-cache@master
         with:
           cache-name: ${{ matrix.identifier }}
+          base-branch: ${{ env.OVDL_BASE_BRANCH }}
         continue-on-error: true
 
       - name: Set up Python
@@ -93,10 +94,10 @@ jobs:
 
       - name: Setup MinGW for Windows/MinGW build
         if: ${{ matrix.platform == 'windows' }}
-        uses: ./.github/actions/mingw-cache
+        uses: OpenVicProject/mingw-cache@master
 
       - name: Compile Dataloader
-        uses: ./.github/actions/dataloader-build
+        uses: OpenVicProject/openvic-build@master
         with:
           platform: ${{ matrix.platform }}
           target: ${{ matrix.target }}
diff --git a/.gitmodules b/.gitmodules
index 4d8812d..671c2a2 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -2,3 +2,6 @@
 	path = deps/lexy
 	url = https://github.com/foonathan/lexy
 	ignore = dirty
+[submodule "scripts"]
+	path = scripts
+	url = git@github.com:OpenVicProject/scripts
diff --git a/SConstruct b/SConstruct
index c7717be..ebb2c91 100644
--- a/SConstruct
+++ b/SConstruct
@@ -1,215 +1,23 @@
 #!/usr/bin/env python
 
-# This file is heavily based on https://github.com/godotengine/godot-cpp/blob/8155f35b29b4b08bc54b2eb0c57e1e9effe9f093/SConstruct
 import os
 import platform
 import sys
 
 import SCons
 
-# Local
-from scripts.build.option_handler import OptionsClass
-from scripts.build.glob_recursive import GlobRecursive
-from scripts.build.cache import show_progress
-
-# Try to detect the host platform automatically.
-# This is used if no `platform` argument is passed
-if sys.platform.startswith("linux"):
-    default_platform = "linux"
-elif sys.platform == "darwin":
-    default_platform = "macos"
-elif sys.platform == "win32" or sys.platform == "msys":
-    default_platform = "windows"
-elif ARGUMENTS.get("platform", ""):
-    default_platform = ARGUMENTS.get("platform")
-else:
-    raise ValueError("Could not detect platform automatically, please specify with platform=<platform>")
-
-is_standalone = SCons.Script.sconscript_reading == 1
-
-TOOLPATH = ["tools"]
 BINDIR = "bin"
 
-try:
-    Import("env")
-    old_env = env
-    env = old_env.Clone()
-except:
-    # Default tools with no platform defaults to gnu toolchain.
-    # We apply platform specific toolchains via our custom tools.
-    env = Environment(tools=["default"], PLATFORM="")
-    old_env = env
+env = SConscript("scripts/SConstruct")
 
 env.PrependENVPath("PATH", os.getenv("PATH"))
 
-# Default num_jobs to local cpu count if not user specified.
-# SCons has a peculiarity where user-specified options won't be overridden
-# by SetOption, so we can rely on this to know if we should use our default.
-initial_num_jobs = env.GetOption("num_jobs")
-altered_num_jobs = initial_num_jobs + 1
-env.SetOption("num_jobs", altered_num_jobs)
-if env.GetOption("num_jobs") == altered_num_jobs:
-    cpu_count = os.cpu_count()
-    if cpu_count is None:
-        print("Couldn't auto-detect CPU count to configure build parallelism. Specify it with the -j argument.")
-    else:
-        safer_cpu_count = cpu_count if cpu_count <= 4 else cpu_count - 1
-        print(
-            "Auto-detected %d CPU cores available for build parallelism. Using %d cores by default. You can override it with the -j argument."
-            % (cpu_count, safer_cpu_count)
-        )
-        env.SetOption("num_jobs", safer_cpu_count)
-
-opts = OptionsClass(ARGUMENTS)
-
-platforms = ("linux", "macos", "windows", "android", "ios", "javascript")
-unsupported_known_platforms = ("android", "ios", "javascript")
-opts.Add(
-    EnumVariable(
-        key="platform",
-        help="Target platform",
-        default=env.get("platform", default_platform),
-        allowed_values=platforms,
-        ignorecase=2,
-    )
-)
-
-opts.Add(
-    EnumVariable(
-        key="target",
-        help="Compilation target",
-        default=env.get("target", "template_debug"),
-        allowed_values=("editor", "template_release", "template_debug"),
-    )
-)
-
-opts.Add(BoolVariable(key="build_ovdl_library", help="Build the openvic dataloader library.", default=env.get("build_ovdl_library", not is_standalone)))
-opts.Add(
-    EnumVariable(
-        key="precision",
-        help="Set the floating-point precision level",
-        default=env.get("precision", "single"),
-        allowed_values=("single", "double"),
-    )
-)
-
-# Add platform options
-tools = {}
-for pl in set(platforms) - set(unsupported_known_platforms):
-    tool = Tool(pl, toolpath=TOOLPATH)
-    if hasattr(tool, "options"):
-        tool.options(opts)
-    tools[pl] = tool
-
-# CPU architecture options.
-architecture_array = ["", "universal", "x86_32", "x86_64", "arm32", "arm64", "rv64", "ppc32", "ppc64", "wasm32"]
-architecture_aliases = {
-    "x64": "x86_64",
-    "amd64": "x86_64",
-    "armv7": "arm32",
-    "armv8": "arm64",
-    "arm64v8": "arm64",
-    "aarch64": "arm64",
-    "rv": "rv64",
-    "riscv": "rv64",
-    "riscv64": "rv64",
-    "ppcle": "ppc32",
-    "ppc": "ppc32",
-    "ppc64le": "ppc64",
-}
-opts.Add(
-    EnumVariable(
-        key="arch",
-        help="CPU architecture",
-        default=env.get("arch", ""),
-        allowed_values=architecture_array,
-        map=architecture_aliases,
-    )
-)
-
-opts.Add(BoolVariable("build_ovdl_headless", "Build the openvic dataloader headless executable", is_standalone))
-
-opts.Add(BoolVariable("compiledb", "Generate compilation DB (`compile_commands.json`) for external tools", False))
-opts.Add(BoolVariable("verbose", "Enable verbose output for the compilation", False))
-opts.Add(BoolVariable("intermediate_delete", "Enables automatically deleting unassociated intermediate binary files.", True))
-opts.Add(BoolVariable("progress", "Show a progress indicator during compilation", True))
-
-# Targets flags tool (optimizations, debug symbols)
-target_tool = Tool("targets", toolpath=TOOLPATH)
-target_tool.options(opts)
-
-# Custom options and profile flags.
-opts.Make(["custom.py"])
-opts.Finalize(env)
-Help(opts.GenerateHelpText(env))
-
-if env["platform"] in unsupported_known_platforms:
-    print("Unsupported platform: " + env["platform"]+". Only supports " + ", ".join(set(platforms) - set(unsupported_known_platforms)))
-    Exit()
-
-# Process CPU architecture argument.
-if env["arch"] == "":
-    # No architecture specified. Default to arm64 if building for Android,
-    # universal if building for macOS or iOS, wasm32 if building for web,
-    # otherwise default to the host architecture.
-    if env["platform"] in ["macos", "ios"]:
-        env["arch"] = "universal"
-    elif env["platform"] == "android":
-        env["arch"] = "arm64"
-    elif env["platform"] == "javascript":
-        env["arch"] = "wasm32"
-    else:
-        host_machine = platform.machine().lower()
-        if host_machine in architecture_array:
-            env["arch"] = host_machine
-        elif host_machine in architecture_aliases.keys():
-            env["arch"] = architecture_aliases[host_machine]
-        elif "86" in host_machine:
-            # Catches x86, i386, i486, i586, i686, etc.
-            env["arch"] = "x86_32"
-        else:
-            print("Unsupported CPU architecture: " + host_machine)
-            Exit()
-
-tool = Tool(env["platform"], toolpath=TOOLPATH)
-
-if tool is None or not tool.exists(env):
-    raise ValueError("Required toolchain not found for platform " + env["platform"])
-
-tool.generate(env)
-target_tool.generate(env)
-
-print("Building for architecture " + env["arch"] + " on platform " + env["platform"])
-
-# Require C++20
-if env.get("is_msvc", False):
-    env.Append(CXXFLAGS=["/std:c++20"])
-else:
-    env.Append(CXXFLAGS=["-std=c++20"])
-
-if env["precision"] == "double":
-    env.Append(CPPDEFINES=["REAL_T_IS_DOUBLE"])
-
-scons_cache_path = os.environ.get("SCONS_CACHE")
-if scons_cache_path != None:
-    CacheDir(scons_cache_path)
-    print("Scons cache enabled... (path: '" + scons_cache_path + "')")
-
-if env["compiledb"]:
-    # Generating the compilation DB (`compile_commands.json`) requires SCons 4.0.0 or later.
-    from SCons import __version__ as scons_raw_version
-
-    scons_ver = env._get_major_minor_revision(scons_raw_version)
-
-    if scons_ver < (4, 0, 0):
-        print("The `compiledb=yes` option requires SCons 4.0 or later, but your version is %s." % scons_raw_version)
-        Exit(255)
+opts = env.SetupOptions()
 
-    env.Tool("compilation_db")
-    env.Alias("compiledb", env.CompilationDatabase())
+opts.Add(BoolVariable(key="build_ovdl_library", help="Build the openvic dataloader library.", default=env.get("build_ovdl_library", not env.is_standalone)))
+opts.Add(BoolVariable("build_ovdl_headless", "Build the openvic dataloader headless executable", env.is_standalone))
 
-Export("env")
-env.GlobRecursive = GlobRecursive
+env.FinalizeOptions()
 
 SConscript("deps/SCsub")
 
@@ -227,7 +35,7 @@ env.openvic_dataloader = {}
 source_path = "src/openvic-dataloader"
 include_path = "include"
 env.Append(CPPPATH=[[env.Dir(p) for p in [source_path, include_path]]])
-sources = GlobRecursive("*.cpp", [source_path])
+sources = env.GlobRecursive("*.cpp", [source_path])
 env.dataloader_sources = sources
 
 suffix = ".{}.{}".format(env["platform"], env["target"])
@@ -264,7 +72,7 @@ if env["build_ovdl_headless"]:
     headless_path = ["src/headless"]
     headless_env.Append(CPPDEFINES=["OPENVIC_DATALOADER_HEADLESS"])
     headless_env.Append(CPPPATH=[headless_env.Dir(headless_path)])
-    headless_env.headless_sources = GlobRecursive("*.cpp", headless_path)
+    headless_env.headless_sources = env.GlobRecursive("*.cpp", headless_path)
     if not env["build_ovdl_library"]:
         headless_env.headless_sources += sources
     headless_program = headless_env.Program(
@@ -277,6 +85,6 @@ if env["build_ovdl_headless"]:
 
 if "env" in locals():
     # FIXME: This method mixes both cosmetic progress stuff and cache handling...
-    show_progress(env)
+    env.show_progress(env)
 
 Return("env")
\ No newline at end of file
diff --git a/scripts b/scripts
new file mode 160000
+Subproject 7551edacd5fc512e5d83b11e42253a15efb08c4
diff --git a/scripts/build/cache.py b/scripts/build/cache.py
deleted file mode 100644
index d48b0e0..0000000
--- a/scripts/build/cache.py
+++ /dev/null
@@ -1,127 +0,0 @@
-# Copied from https://github.com/godotengine/godot/blob/c3b0a92c3cd9a219c1b1776b48c147f1d0602f07/methods.py#L1049-L1172
-def show_progress(env):
-    import os
-    import sys
-    import glob
-    from SCons.Script import Progress, Command, AlwaysBuild
-
-    screen = sys.stdout
-    # Progress reporting is not available in non-TTY environments since it
-    # messes with the output (for example, when writing to a file)
-    show_progress = env["progress"] and sys.stdout.isatty()
-    node_count = 0
-    node_count_max = 0
-    node_count_interval = 1
-    node_count_fname = str(env.Dir("#")) + "/.scons_node_count"
-
-    import time, math
-
-    class cache_progress:
-        # The default is 1 GB cache and 12 hours half life
-        def __init__(self, path=None, limit=1073741824, half_life=43200):
-            self.path = path
-            self.limit = limit
-            self.exponent_scale = math.log(2) / half_life
-            if env["verbose"] and path != None:
-                screen.write(
-                    "Current cache limit is {} (used: {})\n".format(
-                        self.convert_size(limit), self.convert_size(self.get_size(path))
-                    )
-                )
-            self.delete(self.file_list())
-
-        def __call__(self, node, *args, **kw):
-            nonlocal node_count, node_count_max, node_count_interval, node_count_fname, show_progress
-            if show_progress:
-                # Print the progress percentage
-                node_count += node_count_interval
-                if node_count_max > 0 and node_count <= node_count_max:
-                    screen.write("\r[%3d%%] " % (node_count * 100 / node_count_max))
-                    screen.flush()
-                elif node_count_max > 0 and node_count > node_count_max:
-                    screen.write("\r[100%] ")
-                    screen.flush()
-                else:
-                    screen.write("\r[Initial build] ")
-                    screen.flush()
-
-        def delete(self, files):
-            if len(files) == 0:
-                return
-            if env["verbose"]:
-                # Utter something
-                screen.write("\rPurging %d %s from cache...\n" % (len(files), len(files) > 1 and "files" or "file"))
-            [os.remove(f) for f in files]
-
-        def file_list(self):
-            if self.path is None:
-                # Nothing to do
-                return []
-            # Gather a list of (filename, (size, atime)) within the
-            # cache directory
-            file_stat = [(x, os.stat(x)[6:8]) for x in glob.glob(os.path.join(self.path, "*", "*"))]
-            if file_stat == []:
-                # Nothing to do
-                return []
-            # Weight the cache files by size (assumed to be roughly
-            # proportional to the recompilation time) times an exponential
-            # decay since the ctime, and return a list with the entries
-            # (filename, size, weight).
-            current_time = time.time()
-            file_stat = [(x[0], x[1][0], (current_time - x[1][1])) for x in file_stat]
-            # Sort by the most recently accessed files (most sensible to keep) first
-            file_stat.sort(key=lambda x: x[2])
-            # Search for the first entry where the storage limit is
-            # reached
-            sum, mark = 0, None
-            for i, x in enumerate(file_stat):
-                sum += x[1]
-                if sum > self.limit:
-                    mark = i
-                    break
-            if mark is None:
-                return []
-            else:
-                return [x[0] for x in file_stat[mark:]]
-
-        def convert_size(self, size_bytes):
-            if size_bytes == 0:
-                return "0 bytes"
-            size_name = ("bytes", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB")
-            i = int(math.floor(math.log(size_bytes, 1024)))
-            p = math.pow(1024, i)
-            s = round(size_bytes / p, 2)
-            return "%s %s" % (int(s) if i == 0 else s, size_name[i])
-
-        def get_size(self, start_path="."):
-            total_size = 0
-            for dirpath, dirnames, filenames in os.walk(start_path):
-                for f in filenames:
-                    fp = os.path.join(dirpath, f)
-                    total_size += os.path.getsize(fp)
-            return total_size
-
-    def progress_finish(target, source, env):
-        nonlocal node_count, progressor
-        try:
-            with open(node_count_fname, "w") as f:
-                f.write("%d\n" % node_count)
-            progressor.delete(progressor.file_list())
-        except Exception:
-            pass
-
-    try:
-        with open(node_count_fname) as f:
-            node_count_max = int(f.readline())
-    except Exception:
-        pass
-
-    cache_directory = os.environ.get("SCONS_CACHE")
-    # Simple cache pruning, attached to SCons' progress callback. Trim the
-    # cache directory to a size not larger than cache_limit.
-    cache_limit = float(os.getenv("SCONS_CACHE_LIMIT", 1024)) * 1024 * 1024
-    progressor = cache_progress(cache_directory, cache_limit)
-    Progress(progressor, interval=node_count_interval)
-
-    progress_finish_command = Command("progress_finish", [], progress_finish)
-    AlwaysBuild(progress_finish_command)
diff --git a/scripts/build/glob_recursive.py b/scripts/build/glob_recursive.py
deleted file mode 100644
index db6eb80..0000000
--- a/scripts/build/glob_recursive.py
+++ /dev/null
@@ -1,15 +0,0 @@
-def GlobRecursive(pattern, nodes=['.']):
-    import SCons
-    import glob
-    fs = SCons.Node.FS.get_default_fs()
-    Glob = fs.Glob
-
-    results = []
-    for node in nodes:
-        nnodes = []
-        for f in Glob(str(node) + '/*', source=True):
-            if type(f) is SCons.Node.FS.Dir:
-                nnodes.append(f)
-        results += GlobRecursive(pattern, nnodes)
-        results += Glob(str(node) + '/' + pattern, source=True)
-    return results
diff --git a/scripts/build/option_handler.py b/scripts/build/option_handler.py
deleted file mode 100644
index 3cebc1a..0000000
--- a/scripts/build/option_handler.py
+++ /dev/null
@@ -1,39 +0,0 @@
-from typing import Tuple, Iterable
-from SCons.Variables import Variables
-
-class OptionsClass:
-    def __init__(self, args):
-        self.opts = None
-        self.opt_list = []
-        self.args = args
-        self.saved_args = args.copy()
-
-    def Add(self, variableOrKey, *argv, **kwarg):
-
-        self.opt_list.append([variableOrKey, argv, kwarg])
-        # Neccessary to have our own build options without errors
-        if isinstance(variableOrKey, str):
-            self.args.pop(variableOrKey, True)
-        else:
-            self.args.pop(variableOrKey[0], True)
-
-    def Make(self, customs : Iterable[str]):
-        self.args = self.saved_args
-        profile = self.args.get("profile", "")
-        if profile:
-            if os.path.isfile(profile):
-                customs.append(profile)
-            elif os.path.isfile(profile + ".py"):
-                customs.append(profile + ".py")
-        self.opts = Variables(customs, self.args)
-        for opt in self.opt_list:
-            if opt[1] == None and opt[2] == None:
-                self.opts.Add(opt[0])
-            else:
-                self.opts.Add(opt[0], *opt[1], **opt[2])
-
-    def Finalize(self, env):
-        self.opts.Update(env)
-
-    def GenerateHelpText(self, env):
-        return self.opts.GenerateHelpText(env)
diff --git a/tools/linux.py b/tools/linux.py
deleted file mode 100644
index 0a2c35c..0000000
--- a/tools/linux.py
+++ /dev/null
@@ -1,35 +0,0 @@
-# Copied from https://github.com/godotengine/godot-cpp/blob/2bf983e6382f5236948f7740faf130a3568f9dd0/tools/linux.py
-from SCons.Variables import *
-from SCons.Tool import clang, clangxx
-
-
-def options(opts):
-    opts.Add(BoolVariable("use_llvm", "Use the LLVM compiler - only effective when targeting Linux", False))
-
-
-def exists(env):
-    return True
-
-
-def generate(env):
-    if env["use_llvm"]:
-        clang.generate(env)
-        clangxx.generate(env)
-
-    env.Append(CCFLAGS=["-fPIC", "-Wwrite-strings"])
-    env.Append(LINKFLAGS=["-Wl,-R,'$$ORIGIN'"])
-
-    if env["arch"] == "x86_64":
-        # -m64 and -m32 are x86-specific already, but it doesn't hurt to
-        # be clear and also specify -march=x86-64. Similar with 32-bit.
-        env.Append(CCFLAGS=["-m64", "-march=x86-64"])
-        env.Append(LINKFLAGS=["-m64", "-march=x86-64"])
-    elif env["arch"] == "x86_32":
-        env.Append(CCFLAGS=["-m32", "-march=i686"])
-        env.Append(LINKFLAGS=["-m32", "-march=i686"])
-    elif env["arch"] == "arm64":
-        env.Append(CCFLAGS=["-march=armv8-a"])
-        env.Append(LINKFLAGS=["-march=armv8-a"])
-    elif env["arch"] == "rv64":
-        env.Append(CCFLAGS=["-march=rv64gc"])
-        env.Append(LINKFLAGS=["-march=rv64gc"])
diff --git a/tools/macos.py b/tools/macos.py
deleted file mode 100644
index f0fb81a..0000000
--- a/tools/macos.py
+++ /dev/null
@@ -1,51 +0,0 @@
-# Copied from https://github.com/godotengine/godot-cpp/blob/2bf983e6382f5236948f7740faf130a3568f9dd0/tools/macos.py
-import os
-import sys
-import macos_osxcross
-
-
-def options(opts):
-    opts.Add("macos_deployment_target", "macOS deployment target", "default")
-    opts.Add("macos_sdk_path", "macOS SDK path", "")
-    macos_osxcross.options(opts)
-
-
-def exists(env):
-    return sys.platform == "darwin" or macos_osxcross.exists(env)
-
-
-def generate(env):
-    if env["arch"] not in ("universal", "arm64", "x86_64"):
-        print("Only universal, arm64, and x86_64 are supported on macOS. Exiting.")
-        Exit()
-
-    if sys.platform == "darwin":
-        # Use clang on macOS by default
-        env["CXX"] = "clang++"
-        env["CC"] = "clang"
-    else:
-        # Use osxcross
-        macos_osxcross.generate(env)
-
-    if env["arch"] == "universal":
-        env.Append(LINKFLAGS=["-arch", "x86_64", "-arch", "arm64"])
-        env.Append(CCFLAGS=["-arch", "x86_64", "-arch", "arm64"])
-    else:
-        env.Append(LINKFLAGS=["-arch", env["arch"]])
-        env.Append(CCFLAGS=["-arch", env["arch"]])
-
-    if env["macos_deployment_target"] != "default":
-        env.Append(CCFLAGS=["-mmacosx-version-min=" + env["macos_deployment_target"]])
-        env.Append(LINKFLAGS=["-mmacosx-version-min=" + env["macos_deployment_target"]])
-
-    if env["macos_sdk_path"]:
-        env.Append(CCFLAGS=["-isysroot", env["macos_sdk_path"]])
-        env.Append(LINKFLAGS=["-isysroot", env["macos_sdk_path"]])
-
-    env.Append(
-        LINKFLAGS=[
-            "-framework",
-            "Cocoa",
-            "-Wl,-undefined,dynamic_lookup",
-        ]
-    )
diff --git a/tools/macos_osxcross.py b/tools/macos_osxcross.py
deleted file mode 100644
index 8ed9a5d..0000000
--- a/tools/macos_osxcross.py
+++ /dev/null
@@ -1,29 +0,0 @@
-# Copied from https://github.com/godotengine/godot-cpp/blob/0ee980abae91c481009152cdccab8e61c9625303/tools/macos_osxcross.py
-import os
-
-
-def options(opts):
-    opts.Add("osxcross_sdk", "OSXCross SDK version", "darwin16")
-
-
-def exists(env):
-    return "OSXCROSS_ROOT" in os.environ
-
-
-def generate(env):
-    root = os.environ.get("OSXCROSS_ROOT", "")
-    if env["arch"] == "arm64":
-        basecmd = root + "/target/bin/arm64-apple-" + env["osxcross_sdk"] + "-"
-    else:
-        basecmd = root + "/target/bin/x86_64-apple-" + env["osxcross_sdk"] + "-"
-
-    env["CC"] = basecmd + "clang"
-    env["CXX"] = basecmd + "clang++"
-    env["AR"] = basecmd + "ar"
-    env["RANLIB"] = basecmd + "ranlib"
-    env["AS"] = basecmd + "as"
-
-    binpath = os.path.join(root, "target", "bin")
-    if binpath not in env["ENV"]["PATH"]:
-        # Add OSXCROSS bin folder to PATH (required for linking).
-        env["ENV"]["PATH"] = "%s:%s" % (binpath, env["ENV"]["PATH"])
diff --git a/tools/my_spawn.py b/tools/my_spawn.py
deleted file mode 100644
index 915f972..0000000
--- a/tools/my_spawn.py
+++ /dev/null
@@ -1,53 +0,0 @@
-# Copied from https://github.com/godotengine/godot-cpp/blob/93f2091185ff4390ca8fc8901ebc68ebc35a218f/tools/my_spawn.py
-import os
-
-
-def exists(env):
-    return os.name == "nt"
-
-
-# Workaround for MinGW. See:
-# http://www.scons.org/wiki/LongCmdLinesOnWin32
-def configure(env):
-    import subprocess
-
-    def mySubProcess(cmdline, env):
-        # print "SPAWNED : " + cmdline
-        startupinfo = subprocess.STARTUPINFO()
-        startupinfo.dwFlags |= subprocess.STARTF_USESHOWWINDOW
-        proc = subprocess.Popen(
-            cmdline,
-            stdin=subprocess.PIPE,
-            stdout=subprocess.PIPE,
-            stderr=subprocess.PIPE,
-            startupinfo=startupinfo,
-            shell=False,
-            env=env,
-        )
-        data, err = proc.communicate()
-        rv = proc.wait()
-        if rv:
-            print("=====")
-            print(err.decode("utf-8"))
-            print("=====")
-        return rv
-
-    def mySpawn(sh, escape, cmd, args, env):
-
-        newargs = " ".join(args[1:])
-        cmdline = cmd + " " + newargs
-
-        rv = 0
-        if len(cmdline) > 32000 and cmd.endswith("ar"):
-            cmdline = cmd + " " + args[1] + " " + args[2] + " "
-            for i in range(3, len(args)):
-                rv = mySubProcess(cmdline + args[i], env)
-                if rv:
-                    break
-        else:
-            rv = mySubProcess(cmdline, env)
-
-        return rv
-
-    env["SPAWN"] = mySpawn
-    env.Replace(ARFLAGS=["q"])
diff --git a/tools/targets.py b/tools/targets.py
deleted file mode 100644
index 5c33555..0000000
--- a/tools/targets.py
+++ /dev/null
@@ -1,93 +0,0 @@
-# Copied from https://github.com/godotengine/godot-cpp/blob/edf02f83194b58408ca241459c986e32c52fd9c7/tools/targets.py
-import os
-import sys
-from SCons.Script import ARGUMENTS
-from SCons.Variables import *
-from SCons.Variables.BoolVariable import _text2bool
-
-
-def get_cmdline_bool(option, default):
-    """We use `ARGUMENTS.get()` to check if options were manually overridden on the command line,
-    and SCons' _text2bool helper to convert them to booleans, otherwise they're handled as strings.
-    """
-    cmdline_val = ARGUMENTS.get(option)
-    if cmdline_val is not None:
-        return _text2bool(cmdline_val)
-    else:
-        return default
-
-
-def options(opts):
-    opts.Add(
-        EnumVariable(
-            "optimize",
-            "The desired optimization flags",
-            "speed_trace",
-            ("none", "custom", "debug", "speed", "speed_trace", "size"),
-        )
-    )
-    opts.Add(BoolVariable("debug_symbols", "Build with debugging symbols", True))
-    opts.Add(BoolVariable("dev_build", "Developer build with dev-only debugging code (DEV_ENABLED)", False))
-
-
-def exists(env):
-    return True
-
-
-def generate(env):
-    env.dev_build = env["dev_build"]
-    env.debug_features = env["target"] in ["editor", "template_debug"]
-    env.editor_build = env["target"] == "editor"
-
-    if env.editor_build:
-        env.AppendUnique(CPPDEFINES=["TOOLS_ENABLED"])
-
-    if env.debug_features:
-        env.AppendUnique(CPPDEFINES=["DEBUG_ENABLED", "DEBUG_METHODS_ENABLED"])
-
-    if env.dev_build:
-        opt_level = "none"
-        env.AppendUnique(CPPDEFINES=["DEV_ENABLED"])
-    elif env.debug_features:
-        opt_level = "speed_trace"
-    else:  # Release
-        opt_level = "speed"
-
-    env["optimize"] = ARGUMENTS.get("optimize", opt_level)
-    env["debug_symbols"] = get_cmdline_bool("debug_symbols", env.dev_build)
-
-    if env.get("is_msvc", False):
-        if env["debug_symbols"]:
-            env.Append(CCFLAGS=["/Zi", "/FS"])
-            env.Append(LINKFLAGS=["/DEBUG:FULL"])
-
-        if env["optimize"] == "speed" or env["optimize"] == "speed_trace":
-            env.Append(CCFLAGS=["/O2"])
-            env.Append(LINKFLAGS=["/OPT:REF"])
-        elif env["optimize"] == "size":
-            env.Append(CCFLAGS=["/O1"])
-            env.Append(LINKFLAGS=["/OPT:REF"])
-
-        if env["optimize"] == "debug" or env["optimize"] == "none":
-            env.Append(CCFLAGS=["/MDd", "/Od"])
-        else:
-            env.Append(CCFLAGS=["/MD"])
-
-    else:
-        if env["debug_symbols"]:
-            if env.dev_build:
-                env.Append(CCFLAGS=["-g3"])
-            else:
-                env.Append(CCFLAGS=["-g2"])
-
-        if env["optimize"] == "speed":
-            env.Append(CCFLAGS=["-O3"])
-        # `-O2` is friendlier to debuggers than `-O3`, leading to better crash backtraces.
-        elif env["optimize"] == "speed_trace":
-            env.Append(CCFLAGS=["-O2"])
-        elif env["optimize"] == "size":
-            env.Append(CCFLAGS=["-Os"])
-        elif env["optimize"] == "debug":
-            env.Append(CCFLAGS=["-Og"])
-        elif env["optimize"] == "none":
-            env.Append(CCFLAGS=["-O0"])
diff --git a/tools/windows.py b/tools/windows.py
deleted file mode 100644
index 0fd86a6..0000000
--- a/tools/windows.py
+++ /dev/null
@@ -1,73 +0,0 @@
-# Copied from https://github.com/godotengine/godot-cpp/blob/edf02f83194b58408ca241459c986e32c52fd9c7/tools/windows.py
-import sys
-
-import my_spawn
-
-from SCons.Tool import msvc, mingw
-from SCons.Variables import *
-
-
-def options(opts):
-    opts.Add(BoolVariable("use_mingw", "Use the MinGW compiler instead of MSVC - only effective on Windows", False))
-    opts.Add(BoolVariable("use_clang_cl", "Use the clang driver instead of MSVC - only effective on Windows", False))
-
-
-def exists(env):
-    return True
-
-
-def generate(env):
-    base = None
-    if not env["use_mingw"] and msvc.exists(env):
-        if env["arch"] == "x86_64":
-            env["TARGET_ARCH"] = "amd64"
-        elif env["arch"] == "x86_32":
-            env["TARGET_ARCH"] = "x86"
-        env["is_msvc"] = True
-
-        # MSVC, linker, and archiver.
-        msvc.generate(env)
-        env.Tool("mslib")
-        env.Tool("mslink")
-
-        env.Append(CPPDEFINES=["TYPED_METHOD_BIND", "NOMINMAX"])
-        env.Append(CCFLAGS=["/EHsc", "/utf-8"])
-        env.Append(LINKFLAGS=["/WX"])
-
-        if env["use_clang_cl"]:
-            env["CC"] = "clang-cl"
-            env["CXX"] = "clang-cl"
-
-    elif sys.platform == "win32" or sys.platform == "msys":
-        env["use_mingw"] = True
-        mingw.generate(env)
-        # Don't want lib prefixes
-        env["IMPLIBPREFIX"] = ""
-        env["SHLIBPREFIX"] = ""
-        # Want dll suffix
-        env["SHLIBSUFFIX"] = ".dll"
-        # Long line hack. Use custom spawn, quick AR append (to avoid files with the same names to override each other).
-        my_spawn.configure(env)
-
-    else:
-        env["use_mingw"] = True
-        # Cross-compilation using MinGW
-        prefix = "i686" if env["arch"] == "x86_32" else env["arch"]
-        env["CXX"] = prefix + "-w64-mingw32-g++"
-        env["CC"] = prefix + "-w64-mingw32-gcc"
-        env["AR"] = prefix + "-w64-mingw32-ar"
-        env["RANLIB"] = prefix + "-w64-mingw32-ranlib"
-        env["LINK"] = prefix + "-w64-mingw32-g++"
-        # Want dll suffix
-        env["SHLIBSUFFIX"] = ".dll"
-
-        # These options are for a release build even using target=debug
-        env.Append(CCFLAGS=["-O3", "-Wwrite-strings"])
-        env.Append(
-            LINKFLAGS=[
-                "--static",
-                "-Wl,--no-undefined",
-                "-static-libgcc",
-                "-static-libstdc++",
-            ]
-        )