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Re: localtime


On Wed, Jun 15, 2011 at 01:45:03PM -0400, Tod wrote:
>On 06/15/2011 1:38 PM, Christopher Faylor wrote:
>> On Wed, Jun 15, 2011 at 01:23:05PM -0400, Tod wrote:
>>> On 06/15/2011 11:26 AM, Tod wrote:
>>>> Hi,
>>>>
>>>> Has anything change in regards to the C localtime function since 2007?
>>>> I've got a program with a function that uses it to present the date and
>>>> time that I just changed. The time isn't appearing only the date.
>>>>
>>>> No errors, no dumps, just no time. Most bizarre.
>>>>
>>>>
>>>> TIA - Tod
>>>
>>>
>>> Incidentally, here's how I'm valuing the time.  Worked with the 2007
>>> version of cygwin1.dll (not that I'm blaming cygwin):
>>>
>>> char * getTime(char *tout)
>>>     {
>>>      time_t      now;
>>>      struct      tm tim;
>>>
>>>      now = time(NULL);
>>>      tim = *(localtime(&now));
>>>      strftime(tout,strlen(tout),"%m/%d/%Y:%H:%M:%S",&tim);
>>>
>>>      return(tout);
>>>     }
>>>
>>> tout is a 128 byte character array.
>>
>> If that's really what you're using then strlen(tout) seems obviously
>> wrong.  It should be 128.
>
>Won't strlen(tout) resolve to 128?

No.  It resolves to the length of the string, whatever that happens to
be.  If it was "abc", then strlen would == 3.

cgf

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