[buildcore] Update buildcore

deps/buildcore/base.cmake

@@ -14,7 +14,6 @@ set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS ON)
 set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS OFF)
-
 # enable ccache
 if(NOT DEFINED ENV{BUILDCORE_SUPPRESS_CCACHE})
 	find_program(CCACHE_PROGRAM ccache)

deps/buildcore/base.mk

@@ -6,97 +6,106 @@
 #  file, You can obtain one at http://mozilla.org/MPL/2.0/.
 #
 
-ifndef USE_CONAN
-	USE_CONAN=0
-endif
-
 ifeq (${OS},Windows_NT)
 	SHELL := powershell.exe
 	.SHELLFLAGS := -NoProfile -Command
-	OS=windows
+	BC_VAR_OS=windows
-	HOST_ENV=${OS}
+	BC_CMD_HOST_PY3=python
 else
-	OS=$(shell uname | tr [:upper:] [:lower:])
+	BC_VAR_OS=$(shell uname | tr [:upper:] [:lower:])
-	HOST_ENV=${OS}-$(shell uname -m)
+	ifneq ($(shell which python3 2> /dev/null),)
+		BC_CMD_HOST_PY3=python3
+	else
+		ifeq ($(shell python -c 'import sys; print(sys.version_info[0])'),3)
+			BC_CMD_HOST_PY3=python
+		else
+			echo 'Please install Python3 on host'
+			exit 1
+		endif
+	endif
 endif
 
-DEVENV=devenv$(shell pwd | sed 's/\//-/g')
+
-DEVENV_IMAGE=${PROJECT_NAME}-devenv
+ifdef BC_VAR_USE_DOCKER_DEVENV
 	ifneq ($(shell which docker 2> /dev/null),)
-	ifeq ($(shell docker inspect --format="{{.State.Status}}" ${DEVENV} 2>&1),running)
+		BC_VAR_DEVENV=devenv$(shell pwd | sed 's/\//-/g')
-		ENV_RUN=docker exec -i -t --user $(shell id -u ${USER}) ${DEVENV}
+		BC_VAR_DEVENV_IMAGE=${BC_VAR_PROJECT_NAME}-devenv
+		ifeq ($(shell docker inspect --format="{{.State.Status}}" ${BC_VAR_DEVENV} 2>&1),running)
+			BC_CMD_ENVRUN=docker exec -i -t --user $(shell id -u ${USER}) ${BC_VAR_DEVENV}
 		endif
 	endif
+	ifneq ($(shell ${BC_CMD_ENVRUN} which python3 2> /dev/null),)
+		BC_CMD_PY3=${BC_CMD_ENVRUN} python3
+	else
+		ifeq ($(shell ${BC_CMD_ENVRUN} python -c 'import sys; print(sys.version_info[0])'),3)
+			BC_CMD_PY3=${BC_CMD_ENVRUN} python
+		else
+			echo 'Please install Python3 in devenv'
+			exit 1
+		endif
+	endif
+	ifndef BC_VAR_DEVENV_ROOT
+		BC_VAR_DEVENV_ROOT="."
+	endif
+else
+	BC_CMD_PY3=${BC_CMD_HOST_PY3}
+endif
 
-ifneq ($(shell ${ENV_RUN} which python3 2> /dev/null),)
+BC_VAR_SCRIPTS=${BUILDCORE_PATH}/scripts
-	PYTHON3=python3
+BC_CMD_SETUP_BUILD=${BC_CMD_PY3} ${BC_VAR_SCRIPTS}/setup-build.py
-else
+BC_CMD_PYBB=${BC_CMD_PY3} ${BC_VAR_SCRIPTS}/pybb.py
-	ifeq ($(shell ${ENV_RUN} python -c 'import sys; print(sys.version_info[0])'),3)
+BC_CMD_HOST_PYBB=${BC_CMD_HOST_PY3} ${BC_VAR_SCRIPTS}/pybb.py
-		PYTHON3=python
+BC_CMD_CMAKE_BUILD=${BC_CMD_PYBB} cmake-build
-	endif
+BC_CMD_GETENV=${BC_CMD_PYBB} getenv
-endif
+BC_CMD_CTEST=${BC_CMD_PYBB} ctest-all
+BC_CMD_RM_RF=${BC_CMD_PYBB} rm
+BC_CMD_MKDIR_P=${BC_CMD_PYBB} mkdir
+BC_CMD_CAT=${BC_CMD_PYBB} cat
+BC_CMD_DEBUGGER=${BC_CMD_PYBB} debug
+BC_CMD_HOST_DEBUGGER=${BC_CMD_HOST_PYBB} debug
+BC_VAR_HOSTENV=$(shell ${BC_CMD_ENVRUN} ${BC_CMD_PYBB} hostenv)
+BC_VAR_BUILD_PATH=build
+BC_VAR_CURRENT_BUILD=$(BC_VAR_HOSTENV)-$(shell ${BC_CMD_ENVRUN} ${BC_CMD_CAT} .current_build)
 
-SCRIPTS=${BUILDCORE_PATH}/scripts
+ifdef BC_VAR_USE_VCPKG
-SETUP_BUILD=${PYTHON3} ${SCRIPTS}/setup-build.py
+ifndef BC_VAR_VCPKG_DIR_BASE
-PYBB=${PYTHON3} ${SCRIPTS}/pybb.py
+	BC_VAR_VCPKG_DIR_BASE=.vcpkg
-CMAKE_BUILD=${PYBB} cmake-build
-GET_ENV=${PYBB} getenv
-CTEST=${PYBB} ctest-all
-RM_RF=${PYBB} rm
-HOST=$(shell ${PYBB} hostname)
-BUILDCORE_HOST_SPECIFIC_BUILDPATH=$(shell ${GET_ENV} BUILDCORE_HOST_SPECIFIC_BUILDPATH)
-ifneq (${BUILDCORE_HOST_SPECIFIC_BUILDPATH},)
-BUILD_PATH=build/${HOST}
-else
-BUILD_PATH=build
 endif
-ifdef USE_VCPKG
+ifndef BC_VAR_VCPKG_VERSION
-	ifndef VCPKG_DIR_BASE
+	BC_VAR_VCPKG_VERSION=2023.08.09
-		VCPKG_DIR_BASE=.vcpkg
 endif
-	ifndef VCPKG_VERSION
-		VCPKG_VERSION=2020.06
 endif
-	VCPKG_TOOLCHAIN=--toolchain=${VCPKG_DIR}/scripts/buildsystems/vcpkg.cmake
-endif
-ifeq ($(OS),darwin)
-	DEBUGGER=lldb --
-else
-	DEBUGGER=gdb --args
-endif
-
-VCPKG_DIR=$(VCPKG_DIR_BASE)/$(VCPKG_VERSION)-$(HOST_ENV)
-CURRENT_BUILD=$(HOST_ENV)-$(shell ${ENV_RUN} ${PYBB} cat .current_build)
 
 .PHONY: build
 build:
-	${ENV_RUN} ${CMAKE_BUILD} ${BUILD_PATH}
+	${BC_CMD_CMAKE_BUILD} ${BC_VAR_BUILD_PATH}
 .PHONY: install
 install:
-	${ENV_RUN} ${CMAKE_BUILD} ${BUILD_PATH} install
+	${BC_CMD_CMAKE_BUILD} ${BC_VAR_BUILD_PATH} install
 .PHONY: clean
 clean:
-	${ENV_RUN} ${CMAKE_BUILD} ${BUILD_PATH} clean
+	${BC_CMD_CMAKE_BUILD} ${BC_VAR_BUILD_PATH} clean
 .PHONY: purge
 purge:
-	${ENV_RUN} ${RM_RF} .current_build
+	${BC_CMD_RM_RF} .current_build
-	${ENV_RUN} ${RM_RF} ${BUILD_PATH}
+	${BC_CMD_RM_RF} ${BC_VAR_BUILD_PATH}
-	${ENV_RUN} ${RM_RF} dist
+	${BC_CMD_RM_RF} dist
-	${ENV_RUN} ${RM_RF} compile_commands.json
+	${BC_CMD_RM_RF} compile_commands.json
 .PHONY: test
 test: build
-	${ENV_RUN} mypy ${SCRIPTS}
+	${BC_CMD_ENVRUN} mypy ${BC_VAR_SCRIPTS}
-	${ENV_RUN} ${CMAKE_BUILD} ${BUILD_PATH} test
+	${BC_CMD_CMAKE_BUILD} ${BC_VAR_BUILD_PATH} test
 .PHONY: test-verbose
 test-verbose: build
-	${ENV_RUN} ${CTEST} ${BUILD_PATH} --output-on-failure
+	${BC_CMD_CTEST} ${BC_VAR_BUILD_PATH} --output-on-failure
 .PHONY: test-rerun-verbose
 test-rerun-verbose: build
-	${ENV_RUN} ${CTEST} ${BUILD_PATH} --rerun-failed --output-on-failure
+	${BC_CMD_CTEST} ${BC_VAR_BUILD_PATH} --rerun-failed --output-on-failure
 
+ifdef BC_VAR_USE_DOCKER_DEVENV
 .PHONY: devenv-image
 devenv-image:
-	docker build . -t ${DEVENV_IMAGE}
+	docker build ${BC_VAR_DEVENV_ROOT} -t ${BC_VAR_DEVENV_IMAGE}
 .PHONY: devenv-create
 devenv-create:
 	docker run -d \
@@ -108,66 +117,77 @@ devenv-create:
 		-v $(shell pwd):/usr/src/project \
 		-v /dev/shm:/dev/shm \
 		--restart=always \
-		--name ${DEVENV} \
+		--name ${BC_VAR_DEVENV} \
-		-t ${DEVENV_IMAGE} bash
+		-t ${BC_VAR_DEVENV_IMAGE} bash
 .PHONY: devenv-destroy
 devenv-destroy:
-	docker rm -f ${DEVENV}
+	docker rm -f ${BC_VAR_DEVENV}
-ifdef ENV_RUN
+ifdef BC_CMD_ENVRUN
 .PHONY: devenv-shell
 devenv-shell:
-	${ENV_RUN} bash
+	${BC_CMD_ENVRUN} bash
+endif
 endif
 
-ifdef USE_VCPKG
+ifdef BC_VAR_USE_VCPKG
+
+BC_VAR_VCPKG_TOOLCHAIN=--toolchain=${BC_VAR_VCPKG_DIR}/scripts/buildsystems/vcpkg.cmake
+BC_VAR_VCPKG_DIR=$(BC_VAR_VCPKG_DIR_BASE)/$(BC_VAR_VCPKG_VERSION)-$(BC_VAR_HOSTENV)
 
 .PHONY: vcpkg
-vcpkg: ${VCPKG_DIR} vcpkg-install
+vcpkg: ${BC_VAR_VCPKG_DIR} vcpkg-install
 
-${VCPKG_DIR}:
+${BC_VAR_VCPKG_DIR}:
-	${ENV_RUN} ${RM_RF} ${VCPKG_DIR}
+	${BC_CMD_RM_RF} ${BC_VAR_VCPKG_DIR}
-	${ENV_RUN} mkdir -p ${VCPKG_DIR_BASE}
+	${BC_CMD_PYBB} mkdir ${BC_VAR_VCPKG_DIR_BASE}
-	${ENV_RUN} git clone -b release --depth 1 --branch ${VCPKG_VERSION} https://github.com/microsoft/vcpkg.git ${VCPKG_DIR}
+	${BC_CMD_ENVRUN} git clone -b release --depth 1 --branch ${BC_VAR_VCPKG_VERSION} https://github.com/microsoft/vcpkg.git ${BC_VAR_VCPKG_DIR}
-ifneq (${OS},windows)
+ifneq (${BC_VAR_OS},windows)
-	${ENV_RUN} ${VCPKG_DIR}/bootstrap-vcpkg.sh
+	${BC_CMD_ENVRUN} ${BC_VAR_VCPKG_DIR}/bootstrap-vcpkg.sh
 else
-	${ENV_RUN} ${VCPKG_DIR}/bootstrap-vcpkg.bat
+	${BC_CMD_ENVRUN} ${BC_VAR_VCPKG_DIR}/bootstrap-vcpkg.bat
-endif
-
 endif
 
 .PHONY: vcpkg-install
 vcpkg-install:
-ifneq (${OS},windows)
+ifneq (${BC_VAR_OS},windows)
-	${VCPKG_DIR}/vcpkg install ${VCPKG_PKGS}
+	${BC_CMD_ENVRUN} ${BC_VAR_VCPKG_DIR}/vcpkg install ${BC_VAR_VCPKG_PKGS}
 else
-	${VCPKG_DIR}/vcpkg install --triplet x64-windows ${VCPKG_PKGS}
+	${BC_CMD_ENVRUN} ${BC_VAR_VCPKG_DIR}/vcpkg install --triplet x64-windows ${BC_VAR_VCPKG_PKGS}
 endif
 
-ifeq (${USE_CONAN},1) # USE_CONAN ################################################
+else ifdef USE_CONAN # USE_VCPKG / USE_CONAN ####################################
-.PHONY: conan-config
+.PHONY: setup-conan
 conan-config:
-	${ENV_RUN} conan profile detect -f --name ${PROJECT_NAME}
+	${BC_CMD_ENVRUN} conan profile new ${BC_VAR_PROJECT_NAME} --detect --force
+ifeq ($(BC_VAR_OS),linux)
+	${BC_CMD_ENVRUN} conan profile update settings.compiler.libcxx=libstdc++11 ${BC_VAR_PROJECT_NAME}
+else
+	${BC_CMD_ENVRUN} conan profile update settings.compiler.cppstd=20 ${BC_VAR_PROJECT_NAME}
+ifeq ($(BC_VAR_OS),windows)
+	${BC_CMD_ENVRUN} conan profile update settings.compiler.runtime=static ${BC_VAR_PROJECT_NAME}
+endif
+endif
+
 .PHONY: conan
 conan:
-	${ENV_RUN} ${PYBB} conan-install ${PROJECT_NAME}
+	${BC_CMD_PYBB} conan-install ${BC_VAR_PROJECT_NAME}
 endif # USE_CONAN ###############################################
 
-ifeq (${OS},darwin)
+ifeq (${BC_VAR_OS},darwin)
 .PHONY: configure-xcode
 configure-xcode:
-	${ENV_RUN} ${SETUP_BUILD} ${VCPKG_TOOLCHAIN} --build_tool=xcode --current_build=0 --build_root=${BUILD_PATH} --use_conan=${USE_CONAN}
+	${BC_CMD_SETUP_BUILD} ${BC_VAR_VCPKG_TOOLCHAIN} --build_tool=xcode --current_build=0 --build_root=${BC_VAR_BUILD_PATH}
 endif
 
 .PHONY: configure-release
 configure-release:
-	${ENV_RUN} ${SETUP_BUILD} ${VCPKG_TOOLCHAIN} --build_type=release --build_root=${BUILD_PATH} --use_conan=${USE_CONAN}
+	${BC_CMD_SETUP_BUILD} ${BC_VAR_VCPKG_TOOLCHAIN} --build_type=release --build_root=${BC_VAR_BUILD_PATH}
 
 .PHONY: configure-debug
 configure-debug:
-	${ENV_RUN} ${SETUP_BUILD} ${VCPKG_TOOLCHAIN} --build_type=debug --build_root=${BUILD_PATH} --use_conan=${USE_CONAN}
+	${BC_CMD_SETUP_BUILD} ${BC_VAR_VCPKG_TOOLCHAIN} --build_type=debug --build_root=${BC_VAR_BUILD_PATH}
 
 .PHONY: configure-asan
 configure-asan:
-	${ENV_RUN} ${SETUP_BUILD} ${VCPKG_TOOLCHAIN} --build_type=asan --build_root=${BUILD_PATH} --use_conan=${USE_CONAN}
+	${BC_CMD_SETUP_BUILD} ${BC_VAR_VCPKG_TOOLCHAIN} --build_type=asan --build_root=${BC_VAR_BUILD_PATH}
 

deps/buildcore/scripts/file_to_c.py

@@ -0,0 +1,28 @@
+#! /usr/bin/env python3
+
+#
+#  Copyright 2016 - 2022 gary@drinkingtea.net
+#
+#  This Source Code Form is subject to the terms of the Mozilla Public
+#  License, v. 2.0. If a copy of the MPL was not distributed with this
+#  file, You can obtain one at http://mozilla.org/MPL/2.0/.
+#
+
+import argparse
+import sys
+
+
+def main():
+    parser = argparse.ArgumentParser()
+    parser.add_argument('--out-cpp', help='path to output cpp file')
+    parser.add_argument('--out-hpp', help='path to output hpp file')
+    args = parser.parse_args()
+    return 0
+
+
+if __name__ == '__main__':
+    try:
+        err = main()
+        sys.exit(err)
+    except KeyboardInterrupt:
+        sys.exit(1)

deps/buildcore/scripts/pybb.py

@@ -1,7 +1,7 @@
 #! /usr/bin/env python3
 
 #
-#  Copyright 2016 - 2023 gary@drinkingtea.net
+#  Copyright 2016 - 2021 gary@drinkingtea.net
 #
 #  This Source Code Form is subject to the terms of the Mozilla Public
 #  License, v. 2.0. If a copy of the MPL was not distributed with this
@@ -18,18 +18,20 @@ import subprocess
 import sys
 from typing import List, Optional
 
-
+import util
-def mkdir(path: str):
-    if not os.path.exists(path):
-        os.mkdir(path)
 
 
-# this exists because Windows is utterly incapable of providing a proper rm -rf
+def mkdir(path: str) -> int:
-def rm(path: str):
+    try:
-    if (os.path.exists(path) or os.path.islink(path)) and not os.path.isdir(path):
+        util.mkdir_p(path)
-        os.remove(path)
+    except Exception:
-    elif os.path.isdir(path):
+        return 1
-        shutil.rmtree(path)
+    return 0
+
+
+def rm_multi(paths: List[str]):
+    for path in paths:
+        util.rm(path)
 
 
 def ctest_all() -> int:
@@ -70,16 +72,13 @@ def conan() -> int:
     err = 0
     try:
         mkdir(conan_dir)
-    except:
+    except Exception:
         return 1
     if err != 0:
         return err
-    args = ['conan', 'install', '../', '-of', '.', '--build=missing', '-pr', project_name]
+    args = ['conan', 'install', '../', '--build=missing', '-pr', project_name]
     os.chdir(conan_dir)
-    err = subprocess.run(args).returncode
+    return subprocess.run(args).returncode
-    if err != 0:
-        return err
-    return 0
 
 
 def cat(paths: List[str]) -> int:
@@ -87,48 +86,70 @@ def cat(paths: List[str]) -> int:
         try:
             with open(path) as f:
                 data = f.read()
-                sys.stdout.write(data)
+                print(data)
         except FileNotFoundError:
-            sys.stderr.write('cat: {}: no such file or directory\n'.format(path))
+            sys.stderr.write(f'cat: {path}: no such file or directory\n')
             return 1
-    sys.stdout.write('\n')
     return 0
 
 
+def debug(paths: List[str]) -> int:
+    if shutil.which('gdb') is not None:
+        args = ['gdb', '--args']
+    elif shutil.which('lldb') is not None:
+        args = ['lldb', '--']
+    else:
+        sys.stderr.write('debug: could not find a supported debugger\n')
+        return 1
+    args.extend(paths)
+    return subprocess.run(args).returncode
+
+
 def get_env(var_name: str) -> int:
     if var_name not in os.environ:
         return 1
-    sys.stdout.write(os.environ[var_name])
+    print(os.environ[var_name])
     return 0
 
 
 def hostname() -> int:
-    sys.stdout.write(platform.node())
+    print(platform.node())
     return 0
 
 
+def host_env() -> int:
+    os_name = platform.system().lower()
+    arch = util.get_arch()
+    print(f'{os_name}-{arch}')
+    return 0
+
+
+def clarg(idx: int) -> Optional[str]:
+    return sys.argv[idx] if len(sys.argv) > idx else None
+
+
 def main() -> int:
     err = 0
     if sys.argv[1] == 'mkdir':
-        try:
+        err = mkdir(sys.argv[2])
-            mkdir(sys.argv[2])
-        except:
-            err = 1
     elif sys.argv[1] == 'rm':
-        for i in range(2, len(sys.argv)):
+        rm_multi(sys.argv[2:])
-            rm(sys.argv[i])
     elif sys.argv[1] == 'conan-install':
         err = conan()
     elif sys.argv[1] == 'ctest-all':
         err = ctest_all()
     elif sys.argv[1] == 'cmake-build':
-        err = cmake_build(sys.argv[2], sys.argv[3] if len(sys.argv) > 3 else None)
+        err = cmake_build(sys.argv[2], clarg(3))
     elif sys.argv[1] == 'cat':
         err = cat(sys.argv[2:])
+    elif sys.argv[1] == 'debug':
+        err = debug(sys.argv[2:])
     elif sys.argv[1] == 'getenv':
         err = get_env(sys.argv[2])
     elif sys.argv[1] == 'hostname':
         err = hostname()
+    elif sys.argv[1] == 'hostenv':
+        err = host_env()
     else:
         sys.stderr.write('Command not found\n')
         err = 1

deps/buildcore/scripts/setup-build.py

@@ -1,7 +1,7 @@
 #! /usr/bin/env python3
 
 #
-#  Copyright 2016 - 2023 gary@drinkingtea.net
+#  Copyright 2016 - 2021 gary@drinkingtea.net
 #
 #  This Source Code Form is subject to the terms of the Mozilla Public
 #  License, v. 2.0. If a copy of the MPL was not distributed with this
@@ -15,20 +15,35 @@ import shutil
 import subprocess
 import sys
 
-from pybb import mkdir, rm
+import util
 
-os_name = os.uname().sysname.lower()
 
 def main() -> int:
     parser = argparse.ArgumentParser()
-    parser.add_argument('--target', help='Platform target',
+    parser.add_argument(
-                        default='{:s}-{:s}'.format(os_name, platform.machine()))
+            '--target',
-    parser.add_argument('--build_type', help='Build type (asan,debug,release)', default='release')
+            help='Platform target',
-    parser.add_argument('--build_tool', help='Build tool (default,xcode)', default='')
+            default=f'{util.get_os()}-{util.get_arch()}')
-    parser.add_argument('--build_root', help='Path to the root of build directories (must be in project dir)', default='build')
+    parser.add_argument(
-    parser.add_argument('--toolchain', help='Path to CMake toolchain file', default='')
+            '--build_type',
-    parser.add_argument('--current_build', help='Indicates whether or not to make this the active build', default=1)
+            help='Build type (asan,debug,release)',
-    parser.add_argument('--use_conan', help='Indicates whether or not should use .conanbuild/conan_toolchain.cmake', default='0')
+            default='release')
+    parser.add_argument(
+            '--build_tool',
+            help='Build tool (default,xcode)',
+            default='')
+    parser.add_argument(
+            '--build_root',
+            help='Path to the root build directory (must be in project dir)',
+            default='build')
+    parser.add_argument(
+            '--toolchain',
+            help='Path to CMake toolchain file',
+            default='')
+    parser.add_argument(
+            '--current_build',
+            help='Indicates whether or not to make this the active build',
+            default=1)
     args = parser.parse_args()
 
     if args.build_type == 'asan':
@@ -66,10 +81,10 @@ def main() -> int:
         return 1
 
     project_dir = os.getcwd()
-    build_dir = '{:s}/{:s}/{:s}'.format(project_dir, args.build_root, build_config)
+    build_dir = f'{project_dir}/{args.build_root}/{build_config}'
-    rm(build_dir)
+    util.rm(build_dir)
     cmake_cmd = [
-        'cmake', '-S', project_dir, '-B', build_dir, build_tool,
+        'cmake', '-S', project_dir, '-B', build_dir,
         '-DCMAKE_EXPORT_COMPILE_COMMANDS=ON',
         '-DCMAKE_TOOLCHAIN_FILE={:s}'.format(args.toolchain),
         '-DCMAKE_BUILD_TYPE={:s}'.format(build_type_arg),
@@ -77,24 +92,27 @@ def main() -> int:
         '-DBUILDCORE_BUILD_CONFIG={:s}'.format(build_config),
         '-DBUILDCORE_TARGET={:s}'.format(args.target),
     ]
-    if args.use_conan != '0':
+    if build_tool != '':
-        cmake_cmd.append('-DCMAKE_TOOLCHAIN_FILE={:s}'.format('.conanbuild/conan_toolchain.cmake'))
+        cmake_cmd.append(build_tool)
     if qt_path != '':
         cmake_cmd.append(qt_path)
-    if platform.system() == 'Windows':
+    if platform.system() == 'Windows' and platform.system() == 'AMD64':
         cmake_cmd.append('-A x64')
 
-    subprocess.run(cmake_cmd)
+    cmake_err = subprocess.run(cmake_cmd).returncode
+    if cmake_err != 0:
+        return cmake_err
 
-    mkdir('dist')
+    util.mkdir_p('dist')
     if int(args.current_build) != 0:
         cb = open('.current_build', 'w')
         cb.write(args.build_type)
         cb.close()
 
-    rm('compile_commands.json')
+    util.rm('compile_commands.json')
     if platform.system() != 'Windows':
-        os.symlink('{:s}/compile_commands.json'.format(build_dir), 'compile_commands.json')
+        os.symlink(f'{build_dir}/compile_commands.json',
+                   'compile_commands.json')
     return 0
 
 

deps/buildcore/scripts/util.py

@@ -0,0 +1,38 @@
+#
+#  Copyright 2016 - 2021 gary@drinkingtea.net
+#
+#  This Source Code Form is subject to the terms of the Mozilla Public
+#  License, v. 2.0. If a copy of the MPL was not distributed with this
+#  file, You can obtain one at http://mozilla.org/MPL/2.0/.
+#
+
+import os
+import platform
+import shutil
+
+
+def mkdir_p(path: str):
+    if not os.path.exists(path):
+        os.mkdir(path)
+
+
+# this exists because Windows is utterly incapable of providing a proper rm -rf
+def rm(path: str):
+    file_exists = os.path.exists(path)
+    is_link = os.path.islink(path)
+    is_dir = os.path.isdir(path)
+    if (file_exists or is_link) and not is_dir:
+        os.remove(path)
+    elif os.path.isdir(path):
+        shutil.rmtree(path)
+
+
+def get_os() -> str:
+    return platform.system().lower()
+
+
+def get_arch() -> str:
+    arch = platform.machine().lower()
+    if arch == 'amd64':
+        arch = 'x86_64'
+    return arch