Re: [MIT-Scheme-devel] feature request

[naruto canada]

On 9/16/08, naruto canada <address@hidden> wrote:
> On 9/16/08, naruto canada <address@hidden> wrote:
>> On 9/16/08, Taylor R Campbell <address@hidden> wrote:
>>>    Date: Tue, 16 Sep 2008 17:38:03 +0000
>>>    From: "naruto canada" <address@hidden>
>>>
>>>    May I request a feature that would work like "date +%s%N", ie a finer
>>>    time function then the current  "(get-universal-time)".
>>>
>>> `%s' in strftime(3) [and date(1)] means the number of seconds since
>>> the epoch.  If you want this value, you can subtract the epoch, in the
>>> variable named EPOCH, from the value returned by GET-UNIVERSAL-TIME.
>>>
>>> What does %N mean?  It's not a standard strftime(3) format.
>
> It means nansecond.

typo, nanoseconds.

>
>>
>> date --version
>> date (GNU coreutils) 6.12
>> Copyright (C) 2008 Free Software Foundation, Inc.
>> License GPLv3+: GNU GPL version 3 or later
>> <http://gnu.org/licenses/gpl.html>
>> This is free software: you are free to change and redistribute it.
>> There is NO WARRANTY, to the extent permitted by law.
>>
>> Written by David MacKenzie.
>>
>>
>>>
>>>    This is for gen-sym that would work in multiple processes on the
>>>    same machine to ensure absolute unique symbols.
>>>
>>> Why don't you just generate, say, 128 random bits?
>>>
>>
>> how do you do that in mit-scheme without possibly multiple processes
>> getting the same time as entropy?
>>
>