Bug in old-locale?
aslatter at gmail.com
Sun Jun 28 20:46:35 EDT 2009
On Tue, Apr 21, 2009 at 10:31 AM, Ashley Yakeley<ashley at semantic.org> wrote:
> Magnus Therning wrote:
>> On Mon, Apr 20, 2009 at 11:27 PM, Deniz Dogan <deniz.a.m.dogan at gmail.com>
>>> Is there a bug in the old-locale package? I tried the following simple
>>> import Data.Time
>>> import System.Locale
>>> main = do
>>> time <- getCurrentTime
>>> putStrLn $ formatTime defaultTimeLocale rfc822DateFormat time
>>> The above program prints:
>>> Mon, d Apr 2009 15:23:56 UTC
>>> Notice "Mon, d", where "d" should be the day of the month. Looking at
>>> the source code in the package, I see:
>>> rfc822DateFormat = "%a, %_d %b %Y %H:%M:%S %Z"
>>> So what's up with %_d?
>> That looks like an error to me. According to the date(1) manpage, an
>> underbar pads with spaces.
>> % date +"%a, %_d %b %Y %H:%M:%S %Z"
>> Tue, 21 Apr 2009 00:25:50 SGT
> It looks like old-locale and time have different ideas of date formats.
> Possibly this should be fixed in the time package.
old-time handles the padding by eating it. The attached patch does the
same for the time package.
>From reading the date(1) manpage, there are some other parts of the
format-spec not supported. But we at least parse the format-specs we
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