diff options
Diffstat (limited to 'src/pkg/net/dnsconfig.go')
| -rw-r--r-- | src/pkg/net/dnsconfig.go | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/src/pkg/net/dnsconfig.go b/src/pkg/net/dnsconfig.go index 4be207603..26f0e04e9 100644 --- a/src/pkg/net/dnsconfig.go +++ b/src/pkg/net/dnsconfig.go @@ -8,7 +8,7 @@ package net import "os" -type _DNS_Config struct { +type dnsConfig struct { servers []string // servers to use search []string // suffixes to append to local name ndots int // number of dots in name to trigger absolute lookup @@ -17,18 +17,30 @@ type _DNS_Config struct { rotate bool // round robin among servers } -var _DNS_configError os.Error +var dnsconfigError os.Error + +type DNSConfigError struct { + Error os.Error +} + +func (e *DNSConfigError) String() string { + return "error reading DNS config: " + e.Error.String() +} + +func (e *DNSConfigError) Timeout() bool { return false } +func (e *DNSConfigError) Temporary() bool { return false } + // See resolv.conf(5) on a Linux machine. // TODO(rsc): Supposed to call uname() and chop the beginning // of the host name to get the default search domain. // We assume it's in resolv.conf anyway. -func _DNS_ReadConfig() (*_DNS_Config, os.Error) { +func dnsReadConfig() (*dnsConfig, os.Error) { file, err := open("/etc/resolv.conf") if err != nil { - return nil, err + return nil, &DNSConfigError{err} } - conf := new(_DNS_Config) + conf := new(dnsConfig) conf.servers = make([]string, 3)[0:0] // small, but the standard limit conf.search = make([]string, 0) conf.ndots = 1 |