windows build compatability

spitfire/checks.go

@@ -0,0 +1,78 @@
+package spitfire
+
+import (
+	"fmt"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"runtime"
+)
+
+// CheckSystemDependencies ensures that required tools for building are installed.
+func CheckSystemDependencies() error {
+	requiredTools := map[string]string{
+		"git":     "https://git-scm.com/download/win",     // Git
+		"python":  "https://www.python.org/downloads/",    // Python
+		"pip3":    "https://pip.pypa.io/en/stable/installing/", // Pip3
+	}
+
+	if runtime.GOOS == "windows" {
+		// Check for MozillaBuild installation
+		mozBuildPath := os.Getenv("MOZILLABUILD")
+		if mozBuildPath == "" {
+			mozBuildPath = "C:\\mozilla-build" // Default to standard MozillaBuild path
+		}
+
+		// Check if MozillaBuild exists at the specified location
+		if !dirExists(mozBuildPath) {
+			requiredTools["mozbuild"] = "https://ftp.mozilla.org/pub/mozilla/libraries/win32/MozillaBuildSetup-Latest.exe"
+		}
+	}
+
+	missingTools := []string{}
+
+	// Check for each required tool
+	for tool, downloadLink := range requiredTools {
+		if !isCommandAvailable(tool) {
+			missingTools = append(missingTools, fmt.Sprintf("%s (Download: %s)", tool, downloadLink))
+		}
+	}
+
+	// Special check for mach in the local source directory (mozilla-central)
+	machPath := filepath.Join("mozilla-central", "mach")
+	if !fileExists(machPath) {
+		missingTools = append(missingTools, fmt.Sprintf("mach (run from mozilla-central directory)"))
+	}
+
+	if len(missingTools) > 0 {
+		fmt.Println("The following tools are missing and are required for the build:")
+		for _, tool := range missingTools {
+			fmt.Println(" - " + tool)
+		}
+		return fmt.Errorf("missing required tools")
+	}
+
+	fmt.Println("All required system dependencies are installed.")
+	return nil
+}
+
+// isCommandAvailable checks if a command/tool is available on the system.
+func isCommandAvailable(command string) bool {
+	_, err := exec.LookPath(command)
+	return err == nil
+}
+
+// fileExists checks if a file exists at the given path.
+func fileExists(path string) bool {
+	_, err := os.Stat(path)
+	return err == nil
+}
+
+// dirExists checks if a directory exists at the given path.
+func dirExists(path string) bool {
+	info, err := os.Stat(path)
+	if os.IsNotExist(err) {
+		return false
+	}
+	return info.IsDir()
+}