Esempio n. 1
0
func main() {
	defer curl.GlobalCleanup()

	flag.Usage = func() {
		fmt.Fprintf(os.Stderr, "Usage: %s [<OPTION>...] <URL>...\n", os.Args[0])
		flag.PrintDefaults()
	}
	flag.Parse()

	easy, err := curl.EasyInit()
	if err != nil {
		log.Fatalln(err)
	}
	defer easy.Cleanup()

	if err := easy.SetOpt(curl.OPT_VERBOSE, *flagVerbose); err != nil {
		log.Fatalln(err)
	}

	urls := flag.Args()
	if len(urls) == 0 {
		flag.Usage()
		os.Exit(1)
	}

	for _, url := range urls {
		fname := path.Base(url)
		_, err := os.Stat(fname)
		if err == nil || (err != nil && !os.IsNotExist(err)) {
			fmt.Fprintf(os.Stderr, "%s: file %s already exists\n", os.Args[0], fname)
			os.Exit(1)
		}

		file, err := os.Create(fname)
		if err != nil {
			fmt.Fprintf(os.Stderr, "%s: os.Create(%q) failed: %s\n", os.Args[0], fname, err)
			os.Exit(1)
		}
		defer file.Close()

		if err := easy.SetOpt(curl.OPT_URL, url); err != nil {
			log.Fatalln(err)
		}

		if err := easy.SetOptWrite(nil, file); err != nil {
			log.Fatalln(err)
		}

		if err := easy.Perform(); err != nil {
			log.Fatalln(err)
		}
	}
}
Esempio n. 2
0
func main() {
	fmt.Println(curl.Version())
	curl.GlobalCleanup()
}