mirror of
https://github.com/apple/container.git
synced 2026-10-16 19:19:15 +00:00
Aditya Ramani
5796abeaea
Keep in-container Swift build directories away from the virtiofs `/workspace` share and use a named volume instead for the cache store
106 lines
4.2 KiB
Makefile
106 lines
4.2 KiB
Makefile
# Copyright © 2025-2026 Apple Inc. and the Containerization project authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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BUILD_CONFIGURATION ?= debug
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WARNINGS_AS_ERRORS ?= true
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export GIT_COMMIT := $(shell git rev-parse HEAD)
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export GIT_TAG := $(shell git describe --tags --exact-match 2>/dev/null || echo "")
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export BUILD_TIME := $(shell date -u +%Y-%m-%dT%H:%M:%SZ)
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SWIFT_WARNING_CONFIG := $(if $(filter-out false,$(WARNINGS_AS_ERRORS)),-Xswiftc -warnings-as-errors)
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# MUSL_ARCH selects which Static Linux SDK triple to build against
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# ($(MUSL_ARCH)-swift-linux-musl). Defaults to the host architecture
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# so the in-tree aarch64 flow works unchanged, but callers can override
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# (e.g. `make MUSL_ARCH=x86_64` for the dist-x86_64 cross-build path).
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ifndef MUSL_ARCH
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UNAME_M := $(shell uname -m)
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ifeq ($(UNAME_M),arm64)
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MUSL_ARCH := aarch64
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else ifeq ($(UNAME_M),aarch64)
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MUSL_ARCH := aarch64
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else
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MUSL_ARCH := x86_64
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endif
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endif
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LIBC ?= musl
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ifeq ($(LIBC),musl)
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SWIFT_SDK_FLAGS := --swift-sdk $(MUSL_ARCH)-swift-linux-musl
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endif
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SWIFT_CONFIGURATION := $(SWIFT_SDK_FLAGS) $(SWIFT_WARNING_CONFIG) -Xlinker -s --disable-automatic-resolution
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SCRATCH_ROOT ?=
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SCRATCH_PATH ?= $(if $(SCRATCH_ROOT),$(SCRATCH_ROOT)/build-vminitd-$(LIBC))
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SWIFT_CONFIGURATION += $(if $(SCRATCH_PATH),--scratch-path $(SCRATCH_PATH))
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SWIFT_VERSION := 6.3.0
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SWIFT_SDK_URL := https://download.swift.org/swift-6.3-release/static-sdk/swift-6.3-RELEASE/swift-6.3-RELEASE_static-linux-0.1.0.artifactbundle.tar.gz
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SWIFT_SDK_CHECKSUM := d2078b69bdeb5c31202c10e9d8a11d6f66f82938b51a4b75f032ccb35c4c286c
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SWIFT_SDK_PATH := /tmp/$(notdir $(SWIFT_SDK_URL))
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# vminitd is built inside the Linux dev container (see the root Makefile's
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# `vminitd` target, which routes through `linux_run` on macOS), so `swift`
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# is always the toolchain on PATH inside that container. The host no longer
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# needs Swiftly or a locally-installed Static Linux SDK.
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SYSTEM_TYPE := $(shell uname -s)
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SWIFT ?= swift
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# Lazily evaluated (`=`, not `:=`) so `swift build --swift-sdk ... --show-bin-path`
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# only runs for the `all` target — which runs inside the Linux dev container
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# where the Static Linux SDK exists. Evaluating it at parse time would fail on a
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# macOS host (which no longer installs the SDK) for targets like `clean`.
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BUILD_BIN_DIR = $(shell $(SWIFT) build -c $(BUILD_CONFIGURATION) $(SWIFT_CONFIGURATION) --show-bin-path)
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ifeq ($(SYSTEM_TYPE),Darwin)
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MACOS_VERSION := $(shell sw_vers -productVersion)
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MACOS_MAJOR := $(shell echo $(MACOS_VERSION) | cut -d. -f1)
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MACOS_RELEASE_TYPE := $(shell sw_vers | grep ReleaseType)
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endif
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.DEFAULT_GOAL := all
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# INSTALL_DIR is where built binaries land. Defaults to ./bin so the
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# in-tree aarch64 flow is unchanged. The dist-x86_64 cross-build
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# overrides this to keep its artifacts out of vminitd/bin/.
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INSTALL_DIR ?= ./bin
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.PHONY: all
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all:
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@echo Building vminitd and vmexec...
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@mkdir -p $(INSTALL_DIR)
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@rm -f $(INSTALL_DIR)/vminitd
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@rm -f $(INSTALL_DIR)/vmexec
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@$(SWIFT) --version
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@$(SWIFT) build -c $(BUILD_CONFIGURATION) $(SWIFT_CONFIGURATION)
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@install "$(BUILD_BIN_DIR)/vminitd" $(INSTALL_DIR)/
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@install "$(BUILD_BIN_DIR)/vmexec" $(INSTALL_DIR)/
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.PHONY: linux-sdk
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# Installs the Static Linux SDK into the active Swift toolchain. Used inside
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# plain Swift Linux containers that don't already bake in the SDK (e.g. the
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# `linux-build.yml` compile-check and the CI `buildGuest` job). The dev image
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# built by `make linux-image` installs the same SDK at image-build time, so it
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# does not need this target.
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linux-sdk:
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@echo Installing Static Linux SDK...
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@curl -L -o $(SWIFT_SDK_PATH) $(SWIFT_SDK_URL)
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-@$(SWIFT) sdk install $(SWIFT_SDK_PATH) --checksum $(SWIFT_SDK_CHECKSUM)
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@rm $(SWIFT_SDK_PATH)
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.PHONY: clean
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clean:
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@echo Cleaning the vminitd build files...
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@rm -f ./bin/vminitd
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@rm -f ./bin/vmexec
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@rm -rf .build $(SCRATCH_PATH)
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