build file

build/build.go

@@ -0,0 +1,83 @@
+// Heavily inspired (copied) by the restic build file
+// https://github.com/restic/restic/blob/aa0faa8c7d7800b6ba7b11164fa2d3683f7f78aa/helpers/build-release-binaries/main.go#L225
+
+package main
+
+import (
+	"fmt"
+	"os"
+	"os/exec"
+	"path"
+	"path/filepath"
+
+	"github.com/cupcakearmy/autorestic/internal"
+)
+
+var DIR, _ = filepath.Abs("./dist")
+
+var targets = map[string][]string{
+	"darwin":  {"amd64"},
+	"freebsd": {"386", "amd64", "arm"},
+	"linux":   {"386", "amd64", "arm", "arm64"},
+	"netbsd":  {"386", "amd64"},
+	"openbsd": {"386", "amd64"},
+}
+
+type buildOptions struct {
+	Target, Arch, Version string
+}
+
+func build(options buildOptions) error {
+	fmt.Printf("Building %s %s\n", options.Target, options.Arch)
+	out := fmt.Sprintf("autorestic_%s_%s_%s", options.Version, options.Target, options.Arch)
+	out = path.Join(DIR, out)
+	out, _ = filepath.Abs(out)
+	fmt.Println(out)
+
+	// Build
+	{
+		c := exec.Command("go", "build", "-o", out, "./main.go")
+		c.Stdout = os.Stdout
+		c.Stderr = os.Stderr
+		c.Env = append(os.Environ(),
+			"CGO_ENABLED=0",
+			"GOOS="+options.Target,
+			"GOARCH="+options.Arch,
+		)
+		err := c.Run()
+		if err != nil {
+			return err
+		}
+	}
+
+	// Compress
+	{
+		c := exec.Command("bzip2", out)
+		c.Dir = DIR
+		c.Stdout = os.Stdout
+		c.Stderr = os.Stderr
+		err := c.Run()
+		if err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+func main() {
+	os.RemoveAll(DIR)
+	v := internal.VERSION
+	for target, archs := range targets {
+		for _, arch := range archs {
+			err := build(buildOptions{
+				Target:  target,
+				Arch:    arch,
+				Version: v,
+			})
+			if err != nil {
+				panic(err)
+			}
+		}
+	}
+}