func main() {
flagutil.Usage = "[file...]"
flag.Parse()
paths := flag.Args()
if len(paths) == 0 {
paths = append(paths, "/dev/stdin")
}
rd, err := lib.MultiFile(paths...)
if err != nil {
log.Fatal(err)
}
defer rd.Close()
sc := bufio.NewScanner(rd)
for line := 0; *mflag || line < *numlines; line++ {
if sc.Scan() {
fmt.Println(sc.Text())
} else if sc.Err() == nil {
return
} else {
log.Fatal(sc.Err())
}
}
}
func Read(names []string) []string {
// Create a single stream consisting of all the files.
buf := make([]string, 0)
rd, err := lib.MultiFile(names...)
if err != nil {
log.Fatal(err)
}
defer rd.Close()
// Read that stream into a slice of strings.
sc := bufio.NewScanner(rd)
for sc.Scan() {
buf = append(buf, sc.Text())
}
if sc.Err() != nil {
log.Fatal(err)
}
return buf
}