On Thu, Feb 01, 2001 at 02:01:03AM -0800, Lothan wrote:
>> From: [EMAIL PROTECTED]
>> [mailto:[EMAIL PROTECTED]]On Behalf Of Jerome BENOIT
>> Sent: Wednesday, January 31, 2001 6:48 PM
>> To: Cygnus
>> Subject: date +"%Z"
>>
>>
>> Hello !
>>
>> It seems that the command line
>>
>> date +"%Z"
>>
>> hangs under Win98.
>>
>> I hope it helps,
>> Jerome BENOIT
>
>The problem is in this section of code in the show_date() routine in date.c:
>
> do
> {
> out_length += 200;
> out = (char *) xrealloc(out, out_length);
> }
> while(strftime(out, out_length, format, tm) == 0);
>
>It allocates memory 200 bytes at a time until strftime() returns a success
>status. The basic premise seems to be to allocate a large enough buffer for
>strftime() to write the specified date format into. Unfortunately it's
>bumping heads with this basic code in strftime():
>
> size_t count = 0;
>
> switch(*format)
> {
> case "Z":
> break;
> }
>
> s[count] = '\0';
> return count;
>
>In this case strftime() doesn't support the %Z format, so it always returns
>zero. This leads to the code in date continuously allocating memory until
>it's completely exhausted.
Thank you very much for the detailed analysis.
If anyone is interested, could you let the maintainer of the date code know
about this? There is probably a GNU maintainer but I don't know who it is.
cgf
--
Want to unsubscribe from this list?
Check out: http://cygwin.com/ml/#unsubscribe-simple
