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|
package main
import (
"flag"
"fmt"
"log"
"os"
)
func usage() {
fmt.Printf("Usage: %s [options] url\n", os.Args[0])
flag.PrintDefaults()
}
func main() {
flags := struct {
host string
port int
output string
}{
host: "",
port: GeminiPort,
output: "",
}
flag.Usage = usage
flag.StringVar(&flags.host, "h", flags.host, "server host name")
flag.IntVar(&flags.port, "p", flags.port, "server port number")
flag.StringVar(&flags.output, "o", flags.output, "write output to path")
flag.Parse()
if flag.NArg() != 1 {
fmt.Printf("Error: Got %d arguments, expected 1\n", flag.NArg())
flag.Usage()
os.Exit(1)
}
conn, err := NewGeminiConn(flag.Arg(0), flags.port)
if err != nil {
log.Fatalf("Error parsing hostname: %s\n", err.Error())
}
log.Printf("connecting to: %s\n", conn.host)
var output = os.Stdout
if flags.output != "" {
output, err = os.Create(flags.output)
if err != nil {
log.Fatalf("Error creating file: %s\n", err.Error())
}
}
err = conn.Get(FormatRequest(flag.Arg(0)), output)
if err != nil {
log.Fatalf("Error: %s\n", err.Error())
}
}
|
