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Date: Sat, 17 Feb 2001 13:30:15 -0500
From: Christopher Faylor <cgf AT redhat DOT com>
To: cygwin-developers AT cygwin DOT com
Subject: Re: mktime() seting errno ??
Message-ID: <20010217133014.A32369@redhat.com>
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References: <20010216224954 DOT B19214 AT redhat DOT com> <000001c098f5$a863dbe0$a300a8c0 AT nhv>
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In-Reply-To: <000001c098f5$a863dbe0$a300a8c0@nhv>; from nhv@cape.com on Sat, Feb 17, 2001 at 10:24:00AM -0500

On Sat, Feb 17, 2001 at 10:24:00AM -0500, Norman Vine wrote:
>Christopher Faylor writes:
>>
>>On Fri, Feb 16, 2001 at 09:55:07PM -0500, Norman Vine wrote:
>>>The attached test program demonstrates this.  
>>>I have looked at the mktime source in newlib 
>>>and can not see why this should be happening ?
>>
>>Have you debugged the problem in gdb?  It should be fairly easy
>>to figure out what is going on.  
>
>Yes I have stepped thru this in gdb
>And it wasn't 'obvious' to me how to find out 
>how errno was even being touched.

Do a "display impure_ptr->_errno" (or whatever errno translates to) and
step into mktime.  You should be able to see which instruction changes errno.

cgf