func downloadFile()

in arch/mk_syscalls_linux.go [365:388]

• 20 lines of code
• 5 McCabe index (conditional complexity)

func downloadFile(url, destinationDir string) (string, error) {
	resp, err := http.Get(url)
	if err != nil {
		return "", fmt.Errorf("http get failed: %v", err)
	}
	defer resp.Body.Close()

	if resp.StatusCode != http.StatusOK {
		return "", fmt.Errorf("download failed with http status %v", resp.StatusCode)
	}

	name := filepath.Join(destinationDir, filepath.Base(url))
	f, err := os.Create(name)
	if err != nil {
		return "", fmt.Errorf("failed to create output file: %v", err)
	}

	_, err = io.Copy(f, resp.Body)
	if err != nil {
		return "", fmt.Errorf("failed to write file to disk: %v", err)
	}

	return name, nil
}