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remove err from the function and kill the println

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This commit is contained in:
Miek Gieben 2011-03-07 09:51:20 +01:00
parent 04a1ff15cf
commit e0fb2abe85
1 changed files with 8 additions and 19 deletions
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27
resolver.go
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@ -112,7 +112,6 @@ type Xfr struct {
// Channel m is closed when the IXFR ends.
func (res *Resolver) Ixfr(q *Msg, m chan Xfr) {
var port string
var err os.Error
var in *Msg
var x Xfr
if res.Port == "" {
@ -124,8 +123,6 @@ func (res *Resolver) Ixfr(q *Msg, m chan Xfr) {
res.Rtt = make(map[string]int64)
}
var _ = err // TODO(mg)
if q.Id == 0 {
q.Id = Id()
}
@ -139,9 +136,8 @@ func (res *Resolver) Ixfr(q *Msg, m chan Xfr) {
Server:
for i := 0; i < len(res.Servers); i++ {
server := res.Servers[i] + ":" + port
c, cerr := net.Dial("tcp", "", server)
if cerr != nil {
err = cerr
c, err := net.Dial("tcp", "", server)
if err != nil {
continue Server
}
first := true
@ -150,14 +146,13 @@ Server:
defer c.Close()
for {
if first {
in, cerr = exchangeTCP(c, sending, res, true)
in, err = exchangeTCP(c, sending, res, true)
} else {
in, err = exchangeTCP(c, sending, res, false)
}
if cerr != nil {
if err != nil {
// Failed to send, try the next
err = cerr
c.Close()
continue Server
}
@ -223,7 +218,6 @@ Server:
// The channel is closed to signal the end of the AXFR.
func (res *Resolver) Axfr(q *Msg, m chan Xfr) {
var port string
var err os.Error
var in *Msg
if res.Port == "" {
port = "53"
@ -234,8 +228,6 @@ func (res *Resolver) Axfr(q *Msg, m chan Xfr) {
res.Rtt = make(map[string]int64)
}
var _ = err // TODO(mg)
if q.Id == 0 {
q.Id = Id()
}
@ -248,25 +240,22 @@ func (res *Resolver) Axfr(q *Msg, m chan Xfr) {
Server:
for i := 0; i < len(res.Servers); i++ {
server := res.Servers[i] + ":" + port
c, cerr := net.Dial("tcp", "", server)
if cerr != nil {
err = cerr
c, err := net.Dial("tcp", "", server)
if err != nil {
continue Server
}
first := true
defer c.Close() // TODO(mg): if not open?
for {
if first {
in, cerr = exchangeTCP(c, sending, res, true)
in, err = exchangeTCP(c, sending, res, true)
} else {
in, err = exchangeTCP(c, sending, res, false)
}
if cerr != nil {
if err != nil {
// Failed to send, try the next
err = cerr
c.Close()
println("AGIAIN")
continue Server
}
if in.Id != q.Id {