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From:	"Mark Paulus" <commpg AT yahoo DOT com>
To:	"cygwin AT cygwin DOT com" <cygwin AT cygwin DOT com>,
	"R Clint Whaley" <rwhaley AT cs DOT utk DOT edu>
Cc:	"atlas AT cs DOT utk DOT edu" <atlas AT cs DOT utk DOT edu>,
	"ruheejih AT calvados DOT zrz DOT tu-berlin DOT de" <ruheejih AT calvados DOT zrz DOT tu-berlin DOT de>
Date:	Wed, 09 May 2001 13:18:35 -0600
Reply-To:	"Mark Paulus" <commpg AT yahoo DOT com>
X-Mailer:	PMMail 2000 Professional (2.10.2010) For Windows 2000 (5.0.2195;1)
In-Reply-To:	<200105091801.OAA10216@enterprise.cs.utk.edu>
MIME-Version:	1.0
Subject:	Re: error in scanf handling of doubles

Confirmed on a PII/300 running Win2K, as well as 
an AMD Thunderbird/1GHz running WinME....


On Wed, 9 May 2001 14:01:44 -0400 (EDT), R Clint Whaley wrote:

>Hi,
>
>I'm using Win2000 on a P4, using cygwin 1.3.1, gcc 2.95.3-4, downloaded
>and installed today.  This version of cygwin does not perform correctly
>with any of the scanf functions applied to floats.  Here is an example
>routine demonstrating the error:
>
>>#include <stdio.h>
>>#include <assert.h>
>>main(int nargs, char **args)
>>{
>>   char *str="-1106.743501";
>>   double mf0, mf1;
>>   if (nargs > 1) str = args[1];
>>   assert(sscanf(str, "%lf", &mf1) == 1);
>>   fprintf(stderr, "mf = '%s', %lf\n", str, mf1);
>>   exit(0);
>>}
>
>Here is a compile and run on any other machine:
>>drteeth.cs.utk.edu. gcc -o xerr showerr.c 
>>drteeth.cs.utk.edu. ./xerr 
>>mf = '-1106.743501', -1106.743501
>>drteeth.cs.utk.edu. ./xerr 7.7
>>mf = '7.7', 7.700000
>
>Here it is on the cygwin1.3.1 box:
>>$ ./xerr 
>>mf = '-1106.743501', 1.000000
>>$ ./xerr 7.7
>>mf = '7.7', 77.000000
>
>This worked under version 1.1.8 on the same machine/setup.  Can you confirm
>the problem, so it's not just my install?
>
>Any help much appreciated,
>Clint
>
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