Support building arm64 & universal binaries.

v2/cmd/wails/internal/commands/build/build.go

@@ -3,8 +3,10 @@ package build
 import (
 	"fmt"
 	"io"
+	"os"
 	"runtime"
 	"strings"
+	"text/tabwriter"
 	"time"
 
 	"github.com/leaanthony/clir"
@@ -23,8 +25,8 @@ func AddBuildSubcommand(app *clir.Cli, w io.Writer) {
 	command := app.NewSubCommand("build", "Builds the application")
 
 	// Setup target type flag
-	description := "Type of application to build. Valid types: " + validTargetTypes.Join(",")
-	command.StringFlag("t", description, &outputType)
+	//description := "Type of application to build. Valid types: " + validTargetTypes.Join(",")
+	//command.StringFlag("t", description, &outputType)
 
 	// Setup production flag
 	production := false
@@ -41,22 +43,26 @@ func AddBuildSubcommand(app *clir.Cli, w io.Writer) {
 	platform := runtime.GOOS
 	command.StringFlag("platform", "Platform to target", &platform)
 
-	// Quiet Build
-	quiet := false
-	command.BoolFlag("q", "Suppress output to console", &quiet)
+	// Verbosity
+	verbosity := 1
+	command.IntFlag("v", "Verbosity level (0 - silent, 1 - default, 2 - verbose)", &verbosity)
 
 	// ldflags to pass to `go`
 	ldflags := ""
 	command.StringFlag("ldflags", "optional ldflags", &ldflags)
 
 	// Log to file
-	logFile := ""
-	command.StringFlag("l", "Log to file", &logFile)
+	//logFile := ""
+	//command.StringFlag("l", "Log to file", &logFile)
 
 	// Retain assets
 	keepAssets := false
 	command.BoolFlag("k", "Keep generated assets", &keepAssets)
 
+	// Retain assets
+	outputFilename := ""
+	command.StringFlag("o", "Output filename", &outputFilename)
+
 	appleIdentity := ""
 	if runtime.GOOS == "darwin" {
 		command.StringFlag("sign", "Signs your app with the given identity.", &appleIdentity)
@@ -64,6 +70,8 @@ func AddBuildSubcommand(app *clir.Cli, w io.Writer) {
 
 	command.Action(func() error {
 
+		quiet := verbosity == 0
+
 		// Create logger
 		logger := clilogger.New(w)
 		logger.Mute(quiet)
@@ -82,29 +90,72 @@ func AddBuildSubcommand(app *clir.Cli, w io.Writer) {
 			return fmt.Errorf("must use `-package` flag when using `-sign`")
 		}
 
-		task := fmt.Sprintf("Building %s Application", strings.Title(outputType))
-		logger.Println(task)
-		logger.Println(strings.Repeat("-", len(task)))
-
 		// Setup mode
 		mode := build.Debug
 		if production {
 			mode = build.Production
 		}
 
+		// Check platform
+		validPlatformArch := slicer.String([]string{
+			"darwin",
+			"darwin/amd64",
+			"darwin/arm64",
+			"darwin/universal",
+			//"linux/amd64",
+			//"linux/arm-7",
+			//"windows/amd64",
+		})
+		if !validPlatformArch.Contains(platform) {
+			return fmt.Errorf("platform %s is not supported", platform)
+		}
+
 		// Create BuildOptions
 		buildOptions := &build.Options{
 			Logger:        logger,
 			OutputType:    outputType,
+			OutputFile:    outputFilename,
 			Mode:          mode,
 			Pack:          pack,
-			Platform:      platform,
 			LDFlags:       ldflags,
 			Compiler:      compilerCommand,
 			KeepAssets:    keepAssets,
 			AppleIdentity: appleIdentity,
+			Verbosity:     verbosity,
 		}
 
+		// Calculate platform and arch
+		platformSplit := strings.Split(platform, "/")
+		buildOptions.Platform = platformSplit[0]
+		buildOptions.Arch = runtime.GOARCH
+		if len(platformSplit) == 2 {
+			buildOptions.Arch = platformSplit[1]
+		}
+
+		// Start a new tabwriter
+		w := new(tabwriter.Writer)
+		w.Init(os.Stdout, 8, 8, 0, '\t', 0)
+
+		buildModeText := "debug"
+		if production {
+			buildModeText = "production"
+		}
+
+		// Write out the system information
+		fmt.Fprintf(w, "App Type: \t%s\n", buildOptions.OutputType)
+		fmt.Fprintf(w, "Platform: \t%s\n", buildOptions.Platform)
+		fmt.Fprintf(w, "Arch: \t%s\n", buildOptions.Arch)
+		fmt.Fprintf(w, "Compiler: \t%s\n", buildOptions.Compiler)
+		fmt.Fprintf(w, "Build Mode: \t%s\n", buildModeText)
+		fmt.Fprintf(w, "Package: \t%t\n", buildOptions.Pack)
+		fmt.Fprintf(w, "KeepAssets: \t%t\n", buildOptions.KeepAssets)
+		fmt.Fprintf(w, "LDFlags: \t\"%s\"\n", buildOptions.LDFlags)
+		if len(buildOptions.OutputFile) > 0 {
+			fmt.Fprintf(w, "Output File: \t%s\n", buildOptions.OutputFile)
+		}
+		fmt.Fprintf(w, "\n")
+		w.Flush()
+
 		return doBuild(buildOptions)
 	})
 }

v2/pkg/commands/build/base.go

@@ -19,6 +19,10 @@ import (
 	"github.com/wailsapp/wails/v2/pkg/clilogger"
 )
 
+const (
+	VERBOSE int = 2
+)
+
 // BaseBuilder is the common builder struct
 type BaseBuilder struct {
 	filesToDelete slicer.StringSlicer
@@ -142,11 +146,23 @@ func (b *BaseBuilder) CleanUp() {
 	})
 }
 
+func (b *BaseBuilder) OutputFilename(options *Options) string {
+	outputFile := options.OutputFile
+	if outputFile == "" {
+		outputFile = b.projectData.OutputFilename
+	}
+	return outputFile
+}
+
 // CompileProject compiles the project
 func (b *BaseBuilder) CompileProject(options *Options) error {
 
 	// Run go mod tidy first
 	cmd := exec.Command(options.Compiler, "mod", "tidy")
+	if options.Verbosity == VERBOSE {
+		cmd.Stdout = os.Stdout
+		cmd.Stderr = os.Stderr
+	}
 	err := cmd.Run()
 	if err != nil {
 		return err
@@ -167,6 +183,7 @@ func (b *BaseBuilder) CompileProject(options *Options) error {
 	// potentially try and see if the assets have changed but will
 	// this take as much time as a `-a` build?
 	commands.Add("-a")
+	commands.Add("-x")
 
 	var tags slicer.StringSlicer
 	tags.Add(options.OutputType)
@@ -195,10 +212,10 @@ func (b *BaseBuilder) CompileProject(options *Options) error {
 
 	// Get application build directory
 	appDir := options.BuildDirectory
-	err = cleanBuildDirectory(options)
-	if err != nil {
-		return err
-	}
+	//err = cleanBuildDirectory(options)
+	//if err != nil {
+	//	return err
+	//}
 
 	if options.LDFlags != "" {
 		commands.Add("-ldflags")
@@ -206,10 +223,7 @@ func (b *BaseBuilder) CompileProject(options *Options) error {
 	}
 
 	// Set up output filename
-	outputFile := options.OutputFile
-	if outputFile == "" {
-		outputFile = b.projectData.OutputFilename
-	}
+	outputFile := b.OutputFilename(options)
 	compiledBinary := filepath.Join(appDir, outputFile)
 	commands.Add("-o")
 	commands.Add(compiledBinary)
@@ -219,7 +233,10 @@ func (b *BaseBuilder) CompileProject(options *Options) error {
 
 	// Create the command
 	cmd = exec.Command(options.Compiler, commands.AsSlice()...)
-
+	if options.Verbosity == VERBOSE {
+		cmd.Stdout = os.Stdout
+		cmd.Stderr = os.Stderr
+	}
 	// Set the directory
 	cmd.Dir = b.projectData.Path
 
@@ -241,29 +258,36 @@ func (b *BaseBuilder) CompileProject(options *Options) error {
 		return v
 	})
 
-	// Setup buffers
-	var stdo, stde bytes.Buffer
-	cmd.Stdout = &stdo
-	cmd.Stderr = &stde
+	cmd.Env = upsertEnv(cmd.Env, "GOOS", func(v string) string {
+		return options.Platform
+	})
+
+	cmd.Env = upsertEnv(cmd.Env, "GOARCH", func(v string) string {
+		return options.Arch
+	})
+
+	cmd.Env = upsertEnv(cmd.Env, "CGO_ENABLED", func(v string) string {
+		return "1"
+	})
 
 	// Run command
 	err = cmd.Run()
 
 	// Format error if we have one
 	if err != nil {
-		return fmt.Errorf("%s\n%s", err, string(stde.Bytes()))
+		return err
 	}
 
 	return nil
 }
 
 // NpmInstall runs "npm install" in the given directory
-func (b *BaseBuilder) NpmInstall(sourceDir string) error {
-	return b.NpmInstallUsingCommand(sourceDir, "npm install")
+func (b *BaseBuilder) NpmInstall(sourceDir string, verbose bool) error {
+	return b.NpmInstallUsingCommand(sourceDir, "npm install", verbose)
 }
 
 // NpmInstallUsingCommand runs the given install command in the specified npm project directory
-func (b *BaseBuilder) NpmInstallUsingCommand(sourceDir string, installCommand string) error {
+func (b *BaseBuilder) NpmInstallUsingCommand(sourceDir string, installCommand string, verbose bool) error {
 
 	packageJSON := filepath.Join(sourceDir, "package.json")
 
@@ -305,7 +329,7 @@ func (b *BaseBuilder) NpmInstallUsingCommand(sourceDir string, installCommand st
 	// Split up the InstallCommand and execute it
 	cmd := strings.Split(installCommand, " ")
 	stdout, stderr, err := shell.RunCommand(sourceDir, cmd[0], cmd[1:]...)
-	if err != nil {
+	if verbose || err != nil {
 		for _, l := range strings.Split(stdout, "\n") {
 			fmt.Printf("    %s\n", l)
 		}
@@ -354,31 +378,40 @@ func (b *BaseBuilder) NpmRunWithEnvironment(projectDir, buildTarget string, verb
 func (b *BaseBuilder) BuildFrontend(outputLogger *clilogger.CLILogger) error {
 
 	// TODO: Fix this up from the CLI
-	verbose := false
+	verbose := b.options.Verbosity == VERBOSE
 
 	frontendDir := filepath.Join(b.projectData.Path, "frontend")
 
 	// Check there is an 'InstallCommand' provided in wails.json
 	if b.projectData.InstallCommand == "" {
 		// No - don't install
-		outputLogger.Println("    - No Install command. Skipping.")
+		outputLogger.Println("No Install command. Skipping.")
 	} else {
 		// Do install if needed
-		outputLogger.Println("    - Installing dependencies...")
-		if err := b.NpmInstallUsingCommand(frontendDir, b.projectData.InstallCommand); err != nil {
+		outputLogger.Print("Installing frontend dependencies: ")
+		if verbose {
+			outputLogger.Println("")
+			outputLogger.Println("\tCommand: " + b.projectData.InstallCommand)
+		}
+		if err := b.NpmInstallUsingCommand(frontendDir, b.projectData.InstallCommand, verbose); err != nil {
 			return err
 		}
+		outputLogger.Println("Done.")
 	}
 
 	// Check if there is a build command
 	if b.projectData.BuildCommand == "" {
-		outputLogger.Println("    - No Build command. Skipping.")
+		outputLogger.Println("No Build command. Skipping.")
 		// No - ignore
 		return nil
 	}
 
-	outputLogger.Println("    - Compiling Frontend Project")
+	outputLogger.Print("Compiling frontend: ")
 	cmd := strings.Split(b.projectData.BuildCommand, " ")
+	if verbose {
+		outputLogger.Println("")
+		outputLogger.Println("\tCommand: '" + strings.Join(cmd, " ") + "'")
+	}
 	stdout, stderr, err := shell.RunCommand(frontendDir, cmd[0], cmd[1:]...)
 	if verbose || err != nil {
 		for _, l := range strings.Split(stdout, "\n") {
@@ -388,7 +421,12 @@ func (b *BaseBuilder) BuildFrontend(outputLogger *clilogger.CLILogger) error {
 			fmt.Printf("    %s\n", l)
 		}
 	}
-	return err
+	if err != nil {
+		return err
+	}
+
+	outputLogger.Println("Done.")
+	return nil
 }
 
 // ExtractAssets gets the assets from the index.html file

v2/pkg/commands/build/build.go

@@ -6,7 +6,10 @@ import (
 	"path/filepath"
 	"runtime"
 
-	"github.com/leaanthony/slicer"
+	"github.com/wailsapp/wails/v2/internal/fs"
+
+	"github.com/wailsapp/wails/v2/internal/shell"
+
 	"github.com/wailsapp/wails/v2/internal/project"
 	"github.com/wailsapp/wails/v2/pkg/clilogger"
 )
@@ -32,12 +35,14 @@ type Options struct {
 	ProjectData    *project.Project     // The project data
 	Pack           bool                 // Create a package for the app after building
 	Platform       string               // The platform to build for
+	Arch           string               // The architecture to build for
 	Compiler       string               // The compiler command to use
 	IgnoreFrontend bool                 // Indicates if the frontend does not need building
 	OutputFile     string               // Override the output filename
 	BuildDirectory string               // Directory to use for building the application
 	CompiledBinary string               // Fully qualified path to the compiled binary
 	KeepAssets     bool                 // /Keep the generated assets/files
+	Verbosity      int                  // Verbosity level (0 - silent, 1 - default, 2 - verbose)
 	AppleIdentity  string
 }
 
@@ -58,12 +63,6 @@ func Build(options *Options) (string, error) {
 		return "", err
 	}
 
-	// Check platform
-	validPlatforms := slicer.String([]string{"linux", "darwin", "windows"})
-	if !validPlatforms.Contains(options.Platform) {
-		return "", fmt.Errorf("platform %s is not supported", options.Platform)
-	}
-
 	// Load project
 	projectData, err := project.Load(cwd)
 	if err != nil {
@@ -71,7 +70,7 @@ func Build(options *Options) (string, error) {
 	}
 	options.ProjectData = projectData
 
-	// Calculate build dir
+	// Set build directory
 	options.BuildDirectory = filepath.Join(options.ProjectData.Path, "build", options.Platform, options.OutputType)
 
 	// Save the project type
@@ -107,7 +106,6 @@ func Build(options *Options) (string, error) {
 	// 	return "", err
 	// }
 	if !options.IgnoreFrontend {
-		outputLogger.Println("  - Building Project Frontend")
 		err = builder.BuildFrontend(outputLogger)
 		if err != nil {
 			return "", err
@@ -115,30 +113,61 @@ func Build(options *Options) (string, error) {
 	}
 
 	// Build the base assets
-	outputLogger.Println("  - Compiling Assets")
 	err = builder.BuildAssets(options)
 	if err != nil {
 		return "", err
 	}
 
 	// Compile the application
-	outputLogger.Print("  - Compiling Application in " + GetModeAsString(options.Mode) + " mode...")
-	err = builder.CompileProject(options)
-	if err != nil {
-		return "", err
+	outputLogger.Print("Compiling application: ")
+
+	if options.Platform == "darwin" && options.Arch == "universal" {
+		outputFile := builder.OutputFilename(options)
+		amd64Filename := outputFile + "-amd64"
+		arm64Filename := outputFile + "-arm64"
+
+		// Build amd64 first
+		options.Arch = "amd64"
+		options.OutputFile = amd64Filename
+		err = builder.CompileProject(options)
+		if err != nil {
+			return "", err
+		}
+		// Build arm64
+		options.Arch = "arm64"
+		options.OutputFile = arm64Filename
+		err = builder.CompileProject(options)
+		if err != nil {
+			return "", err
+		}
+		// Run lipo
+		_, stderr, err := shell.RunCommand(options.BuildDirectory, "lipo", "-create", "-output", outputFile, amd64Filename, arm64Filename)
+		if err != nil {
+			return "", fmt.Errorf("%s - %s", err.Error(), stderr)
+		}
+		// Remove temp binaries
+		fs.DeleteFile(filepath.Join(options.BuildDirectory, amd64Filename))
+		fs.DeleteFile(filepath.Join(options.BuildDirectory, arm64Filename))
+		projectData.OutputFilename = outputFile
+	} else {
+		err = builder.CompileProject(options)
+		if err != nil {
+			return "", err
+		}
 	}
-	outputLogger.Println("done.")
+	outputLogger.Println("Done.")
 
 	// Do we need to pack the app?
 	if options.Pack {
 
-		outputLogger.Println("  - Packaging Application")
+		outputLogger.Print("Packaging application: ")
 
 		// TODO: Allow cross platform build
 		err = packageProject(options, runtime.GOOS)
 		if err != nil {
 			return "", err
 		}
+		outputLogger.Println("Done.")
 	}
 
 	return projectData.OutputFilename, nil

v2/pkg/commands/build/builder.go

@@ -12,5 +12,6 @@ type Builder interface {
 	BuildFrontend(*clilogger.CLILogger) error
 	BuildRuntime(*Options) error
 	CompileProject(*Options) error
+	OutputFilename(*Options) string
 	CleanUp()
 }

v2/pkg/commands/build/desktop.go

@@ -55,7 +55,7 @@ func (d *DesktopBuilder) BuildBaseAssets(assets *html.AssetBundle, options *Opti
 	var err error
 
 	outputLogger := options.Logger
-	outputLogger.Print("    - Embedding Assets...")
+	outputLogger.Print("Building assets: ")
 
 	// Get target asset directory
 	assetDir, err := fs.RelativeToCwd("build")
@@ -96,7 +96,7 @@ func (d *DesktopBuilder) BuildBaseAssets(assets *html.AssetBundle, options *Opti
 		return err
 	}
 
-	outputLogger.Println("done.")
+	outputLogger.Println("Done.")
 
 	return nil
 }
@@ -125,11 +125,11 @@ func (d *DesktopBuilder) BuildRuntime(options *Options) error {
 
 	sourceDir := fs.RelativePath("../../../internal/runtime/js")
 
-	if err := d.NpmInstall(sourceDir); err != nil {
+	if err := d.NpmInstall(sourceDir, options.Verbosity == VERBOSE); err != nil {
 		return err
 	}
 
-	outputLogger.Print("    - Embedding Runtime...")
+	outputLogger.Print("Embedding Runtime: ")
 	envvars := []string{"WAILSPLATFORM=" + options.Platform}
 	if err := d.NpmRunWithEnvironment(sourceDir, "build:desktop", false, envvars); err != nil {
 		return err

v2/pkg/commands/build/server.go

@@ -98,7 +98,7 @@ func (s *ServerBuilder) BuildBaseAssets(assets *html.AssetBundle) error {
 func (s *ServerBuilder) BuildRuntime(options *Options) error {
 
 	sourceDir := fs.RelativePath("../../../internal/runtime/js")
-	if err := s.NpmInstall(sourceDir); err != nil {
+	if err := s.NpmInstall(sourceDir, options.Verbosity == VERBOSE); err != nil {
 		return err
 	}