test: cgo + zigcc cross compile

Signed-off-by: peefy <[email protected]>

.github/workflows/go-test.yaml

@@ -36,9 +36,6 @@ jobs:
         uses: actions/setup-go@v2
         with:
           go-version: 1.22
-      - uses: korandoru/setup-zig@v1
-        with:
-          zig-version: master
       - name: Ready msys2
         uses: msys2/setup-msys2@v2
         with:
@@ -49,3 +46,32 @@ jobs:
         if: matrix.os == 'windows-latest'
       - name: Go code test
         run: go test ./...
+
+  cross-compile-test:
+    runs-on: macos-12
+    defaults:
+      run:
+        working-directory: "go"
+    steps:
+      - name: Git checkout
+        uses: actions/checkout@v2
+      - name: Set up Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: 1.22
+      - uses: korandoru/setup-zig@v1
+        with:
+          zig-version: master
+      - name: Set output
+        id: macos_sdk
+        run: echo "path=$(xcrun --show-sdk-path)" >> $GITHUB_OUTPUT
+      - name: Go cross compile test
+        run: |
+          export SDK_PATH=$(xcrun --show-sdk-path)
+          CGO_ENABLED=1 GOOS=windows GOARCH=amd64 CC='zig c++ -target x86_64-windows-gnu' go build ./...
+          CGO_ENABLED=1 GOOS=linux GOARCH=amd64 CC='zig c++ -target x86_64-linux-musl' go build ./...
+          CGO_ENABLED=1 GOOS=linux GOARCH=arm64 CC='zig c++ -target x86_64-linux-musl' go build ./...
+          CGO_ENABLED=1 GOOS=darwin GOARCH=amd64 CC='zig c++ -target x86_64-macos-none -F'"${SDK_PATH}"'/System/Library/Frameworks' go build ./...
+          CGO_ENABLED=1 GOOS=darwin GOARCH=arm64 CC='zig c++ -target x86_64-macos-none -F'"${SDK_PATH}"'/System/Library/Frameworks' go build ./...
+        env:
+          SDK_PATH: ${{ steps.macos_sdk.outputs.path }}

go/plugin/plugin.go

@@ -8,7 +8,16 @@ package plugin
 /*
 #include <stdint.h>
 #include <stdlib.h>
-char* kcl_go_capi_InvokeJsonProxy(
+
+#ifndef KCL_API_EXTERN
+#if defined(_WIN32) && !defined(__MINGW32__) && !defined(LIBKCL_STATIC)
+#define KCL_API_EXTERN __declspec(dllimport)
+#else
+#define KCL_API_EXTERN
+#endif
+#endif
+
+KCL_API_EXTERN char* kcl_go_capi_InvokeJsonProxy(
     char* method,
     char* args_json,
     char* kwargs_json
@@ -26,24 +35,6 @@ import (
 
 const CgoEnabled = true
 
-//export kcl_go_capi_InvokeJsonProxy
-func kcl_go_capi_InvokeJsonProxy(_method, _args_json, _kwargs_json *C.char) (result_json *C.char) {
-	var method, args_json, kwargs_json string
-
-	if _method != nil {
-		method = C.GoString(_method)
-	}
-	if _args_json != nil {
-		args_json = C.GoString(_args_json)
-	}
-	if _kwargs_json != nil {
-		kwargs_json = C.GoString(_kwargs_json)
-	}
-
-	result := InvokeJson(method, args_json, kwargs_json)
-	return c_String_new(result)
-}
-
 func GetInvokeJsonProxyPtr() uint64 {
 	ptr := uint64(C.kcl_go_capi_getInvokeJsonProxyPtr())
 	return ptr

go/plugin/proxy_unix.go

@@ -0,0 +1,24 @@
+//go:build linux || darwin
+// +build linux darwin
+
+package plugin
+
+import "C"
+
+//export kcl_go_capi_InvokeJsonProxy
+func kcl_go_capi_InvokeJsonProxy(_method, _args_json, _kwargs_json *C.char) (result_json *C.char) {
+	var method, args_json, kwargs_json string
+
+	if _method != nil {
+		method = C.GoString(_method)
+	}
+	if _args_json != nil {
+		args_json = C.GoString(_args_json)
+	}
+	if _kwargs_json != nil {
+		kwargs_json = C.GoString(_kwargs_json)
+	}
+
+	result := InvokeJson(method, args_json, kwargs_json)
+	return c_String_new(result)
+}

go/plugin/proxy_windows.go

@@ -0,0 +1,23 @@
+//go:build windows
+// +build windows
+
+package plugin
+
+import "C"
+
+func kcl_go_capi_InvokeJsonProxy(_method, _args_json, _kwargs_json *C.char) (result_json *C.char) {
+	var method, args_json, kwargs_json string
+
+	if _method != nil {
+		method = C.GoString(_method)
+	}
+	if _args_json != nil {
+		args_json = C.GoString(_args_json)
+	}
+	if _kwargs_json != nil {
+		kwargs_json = C.GoString(_kwargs_json)
+	}
+
+	result := InvokeJson(method, args_json, kwargs_json)
+	return c_String_new(result)
+}