1 package main
2 
3 import (
4 	"flag"
5 	"fmt"
6 	"os"
7 	"strconv"
8 
9 	"9fans.net/go/acme"
10 )
11 
12 var (
13 	cl = flag.Bool("c", false, `Clear the tag`)
14 )
15 
16 func open() (*acme.Win, error) {
17 	winid := os.Getenv("winid")
18 	id, err := strconv.Atoi(winid)
19 	if err != nil {
20 		return nil, err
21 	}
22 	win, err := acme.Open(id, nil)
23 	return win, err
24 }
25 
26 func usage() {
27 	me := os.Args[0]
28 	fmt.Println(me, "- manage acme(1) tag")
29 	fmt.Println("Usage:", me, " [-ch] entries...")
30 	fmt.Println(" where entries are words to be added to acme' tag bar")
31 	flag.PrintDefaults()
32 	os.Exit(1)
33 }
34 
35 func main() {
36 	flag.Usage = usage
37 	flag.Parse()
38 
39 	win, err := open()
40 	if err != nil {
41 		os.Exit(1)
42 	}
43 	defer win.CloseFiles()
44 
45 	if *cl {
46 		win.Ctl("cleartag")
47 	}
48 
49 	if flag.NArg() == 0 {
50 		return
51 	}
52 
53 	sep := ""
54 	for _, arg := range flag.Args() {
55 		_, err = win.Write("tag", []byte(sep+arg))
56 		sep = " "
57 	}
58 }