Re: invalid date from date -d 1969-12-31
On Mon, Jan 27, 2003 at 11:36:36PM -0800, Eric G. Miller wrote:
>On Mon, Jan 27, 2003 at 10:59:47PM -0500, Stan Heckman wrote:
>> On my system, date -d returns "invalid date" for dates before 1970. It
>> is possible that this began when I upgraded libc6. Any suggestions?
>
>1970-01-01 is time zero for *nixen. You're asking about what happened
>before the big bang! Guess "date" is not as generally useful for
>reformatting dates as it could be. However, its primary function is to
>set/print the current date/time which is always more recent than 1970.
Guess again. It works fine here... debian 3.0r1
$ date -d "1/15/1905"
Sun Jan 15 00:00:00 EST 1905
$ date -d "1/15/1905" +%s
-2049994800
Wouldn't surprise me if I couldn't set my clock to negative Unix time
though.
<my guess> try "export LC_TIME=C" or better yet "export LC_ALL=C" man
locale for details. </my guess>
// George
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