cmd/gomobile: explicitly disable modules

Gomobile doesn't support modules.

Updates golang/go#27234

Change-Id: I426db1600eafd4a9ddc7eb239f5f264756f1ba35
Reviewed-on: https://go-review.googlesource.com/c/mobile/+/167659
Reviewed-by: Brad Fitzpatrick <[email protected]>
TryBot-Result: Gobot Gobot <[email protected]>

Author: eliasnaur

cmd/gomobile/bind_test.go

@@ -180,7 +180,7 @@ func TestBindIOS(t *testing.T) {
 var bindAndroidTmpl = template.Must(template.New("output").Parse(`GOMOBILE={{.GOPATH}}/pkg/gomobile
 WORK=$WORK
 GOOS=android CGO_ENABLED=1 gobind -lang=go,java -outdir=$WORK{{if .JavaPkg}} -javapkg={{.JavaPkg}}{{end}} golang.org/x/mobile/asset
-GOOS=android GOARCH=arm CC=$NDK_PATH/toolchains/llvm/prebuilt/{{.NDKARCH}}/bin/armv7a-linux-androideabi16-clang CXX=$NDK_PATH/toolchains/llvm/prebuilt/{{.NDKARCH}}/bin/armv7a-linux-androideabi16-clang++ CGO_ENABLED=1 GOARM=7 GOPATH=$WORK:$GOPATH go build -x -buildmode=c-shared -o=$WORK/android/src/main/jniLibs/armeabi-v7a/libgojni.so gobind
+GOOS=android GOARCH=arm CC=$NDK_PATH/toolchains/llvm/prebuilt/{{.NDKARCH}}/bin/armv7a-linux-androideabi16-clang CXX=$NDK_PATH/toolchains/llvm/prebuilt/{{.NDKARCH}}/bin/armv7a-linux-androideabi16-clang++ CGO_ENABLED=1 GOARM=7 GOPATH=$WORK:$GOPATH GO111MODULE=off go build -x -buildmode=c-shared -o=$WORK/android/src/main/jniLibs/armeabi-v7a/libgojni.so gobind
 PWD=$WORK/java javac -d $WORK/javac-output -source 1.7 -target 1.7 -bootclasspath {{.AndroidPlatform}}/android.jar *.java
 jar c -C $WORK/javac-output .
 `))

cmd/gomobile/build.go

@@ -309,6 +309,8 @@ func goCmd(subcmd string, srcs []string, env []string, args ...string) error {
 	cmd.Args = append(cmd.Args, args...)
 	cmd.Args = append(cmd.Args, srcs...)
 	cmd.Env = append([]string{}, env...)
+	// gomobile does not support modules yet.
+	cmd.Env = append(cmd.Env, "GO111MODULE=off")
 	return runCmd(cmd)
 }
 

cmd/gomobile/build_test.go

@@ -109,7 +109,7 @@ func TestAndroidBuild(t *testing.T) {
 var androidBuildTmpl = template.Must(template.New("output").Parse(`GOMOBILE={{.GOPATH}}/pkg/gomobile
 WORK=$WORK
 mkdir -p $WORK/lib/armeabi-v7a
-GOOS=android GOARCH=arm CC=$NDK_PATH/toolchains/llvm/prebuilt/{{.NDKARCH}}/bin/armv7a-linux-androideabi16-clang CXX=$NDK_PATH/toolchains/llvm/prebuilt/{{.NDKARCH}}/bin/armv7a-linux-androideabi16-clang++ CGO_ENABLED=1 GOARM=7 go build -tags tag1 -x -buildmode=c-shared -o $WORK/lib/armeabi-v7a/libbasic.so golang.org/x/mobile/example/basic
+GOOS=android GOARCH=arm CC=$NDK_PATH/toolchains/llvm/prebuilt/{{.NDKARCH}}/bin/armv7a-linux-androideabi16-clang CXX=$NDK_PATH/toolchains/llvm/prebuilt/{{.NDKARCH}}/bin/armv7a-linux-androideabi16-clang++ CGO_ENABLED=1 GOARM=7 GO111MODULE=off go build -tags tag1 -x -buildmode=c-shared -o $WORK/lib/armeabi-v7a/libbasic.so golang.org/x/mobile/example/basic
 `))
 
 func TestParseBuildTargetFlag(t *testing.T) {

cmd/gomobile/init_test.go

@@ -7,6 +7,7 @@ package main
 import (
 	"bytes"
 	"os"
+	"os/exec"
 	"path/filepath"
 	"strings"
 	"testing"
@@ -16,6 +17,9 @@ import (
 var gopath string
 
 func TestInit(t *testing.T) {
+	if _, err := exec.LookPath("diff"); err != nil {
+		t.Skip("command diff not found, skipping")
+	}
 	buf := new(bytes.Buffer)
 	gopathorig := os.Getenv("GOPATH")
 	defer func() {
@@ -102,7 +106,7 @@ var initTmpl = template.Must(template.New("output").Parse(`GOMOBILE={{.GOPATH}}/
 rm -r -f "$GOMOBILE"
 mkdir -p $GOMOBILE
 WORK={{.GOPATH}}/pkg/gomobile/work
-go install -x golang.org/x/mobile/cmd/gobind
+GO111MODULE=off go install -x golang.org/x/mobile/cmd/gobind
 cp $OPENAL_PATH/include/AL/al.h $GOMOBILE/include/AL/al.h
 mkdir -p $GOMOBILE/include/AL
 cp $OPENAL_PATH/include/AL/alc.h $GOMOBILE/include/AL/alc.h