cross-compile wheels

Author: jmelahman

.github/workflows/release.yml

@@ -34,6 +34,16 @@ jobs:
       name: release
     permissions:
       id-token: write
+    strategy:
+      matrix:
+        os-arch:
+          - { goos: "linux", goarch: "amd64" }
+          - { goos: "linux", goarch: "arm64" }
+          - { goos: "windows", goarch: "amd64" }
+          - { goos: "windows", goarch: "arm64" }
+          - { goos: "darwin", goarch: "amd64" }
+          - { goos: "darwin", goarch: "arm64" }
+          - { goos: "", goarch: "" }
     steps:
       - uses: actions/checkout@v4
         with:
@@ -46,5 +56,8 @@ jobs:
       - uses: astral-sh/setup-uv@v5
         with:
           enable-cache: false
-      - run: uv build
+      - run: |
+          GOOS="${{ matrix.os-arch.goos }}" \
+          GOARCH="${{ matrix.os-arch.goarch }}" \
+          uv build
       - run: uv publish

hatch_build.py

@@ -2,11 +2,16 @@
 import subprocess
 
 from hatchling.builders.hooks.plugin.interface import BuildHookInterface
+import manygo
 
 
 class GoBinaryBuildHook(BuildHookInterface):
     def initialize(self, version, build_data):
         build_data["pure_python"] = False
+        goos = os.getenv("GOOS")
+        goarch = os.getenv("GOARCH")
+        if goos and goarch:
+            build_data["tag"] = "py3-none-" + manygo.get_platform_tag(goos=goos, goarch=goarch)
         binary_name = self.config["binary_name"]
         tag = os.getenv("GITHUB_REF_NAME", "dev")
         commit = os.getenv("GITHUB_SHA", "none")
@@ -15,7 +20,6 @@ def initialize(self, version, build_data):
             print(f"Building Go binary '{binary_name}'...")
             subprocess.check_call(
                 ["go", "build",  f"-ldflags=-X main.version={tag} -X main.commit={commit} -s -w", "-o", binary_name],
-                env={"GOOS": "linux", "GOARCH": "amd64", **os.environ},
             )
 
         build_data["shared_scripts"] = {binary_name: binary_name}

pyproject.toml

@@ -1,5 +1,5 @@
 [build-system]
-requires = ["hatchling", "hatch-vcs"]
+requires = ["hatchling", "hatch-vcs", "go-bin~=1.23", "manygo"]
 build-backend = "hatchling.build"
 
 [project]