diff options
Diffstat (limited to 'src/pkg/time/zoneinfo_unix.go')
-rw-r--r-- | src/pkg/time/zoneinfo_unix.go | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/src/pkg/time/zoneinfo_unix.go b/src/pkg/time/zoneinfo_unix.go index 42659ed60..2a83e0c16 100644 --- a/src/pkg/time/zoneinfo_unix.go +++ b/src/pkg/time/zoneinfo_unix.go @@ -12,7 +12,6 @@ package time import ( "io/ioutil" "os" - "sync" ) const ( @@ -66,19 +65,6 @@ func byteString(p []byte) string { return string(p) } -// Parsed representation -type zone struct { - utcoff int - isdst bool - name string -} - -type zonetime struct { - time int32 // transition time, in seconds since 1970 GMT - zone *zone // the zone that goes into effect at that time - isstd, isutc bool // ignored - no idea what these mean -} - func parseinfo(bytes []byte) (zt []zonetime, ok bool) { d := data{bytes, false} @@ -201,9 +187,6 @@ func readinfofile(name string) ([]zonetime, bool) { return parseinfo(buf) } -var zones []zonetime -var onceSetupZone sync.Once - func setupZone() { // consult $TZ to find the time zone to use. // no $TZ means use the system default /etc/localtime. @@ -230,42 +213,3 @@ func setupZone() { // do nothing: use UTC } } - -// Look up the correct time zone (daylight savings or not) for the given unix time, in the current location. -func lookupTimezone(sec int64) (zone string, offset int) { - onceSetupZone.Do(setupZone) - if len(zones) == 0 { - return "UTC", 0 - } - - // Binary search for entry with largest time <= sec - tz := zones - for len(tz) > 1 { - m := len(tz) / 2 - if sec < int64(tz[m].time) { - tz = tz[0:m] - } else { - tz = tz[m:] - } - } - z := tz[0].zone - return z.name, z.utcoff -} - -// lookupByName returns the time offset for the -// time zone with the given abbreviation. It only considers -// time zones that apply to the current system. -// For example, for a system configured as being in New York, -// it only recognizes "EST" and "EDT". -// For a system in San Francisco, "PST" and "PDT". -// For a system in Sydney, "EST" and "EDT", though they have -// different meanings than they do in New York. -func lookupByName(name string) (off int, found bool) { - onceSetupZone.Do(setupZone) - for _, z := range zones { - if name == z.zone.name { - return z.zone.utcoff, true - } - } - return 0, false -} |