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Date:      Tue, 10 Jun 1997 00:55:22 +0930 (CST)
From:      Michael Smith <msmith@atrad.adelaide.edu.au>
To:        msmith@atrad.adelaide.edu.au (Michael Smith)
Cc:        hackers@FreeBSD.ORG
Subject:   Re: %i conversion in sscanf?
Message-ID:  <199706091525.AAA29286@genesis.atrad.adelaide.edu.au>
In-Reply-To: <199706091452.AAA29091@genesis.atrad.adelaide.edu.au> from Michael Smith at "Jun 10, 97 00:22:20 am"

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Michael Smith stands accused of saying:
> 
> It's "fairly" clear that %i might be expected to convert 0xABCDEF45
> to a negative number - Tcl thinks that way :
> 
> silver:/tmp>tclsh
> % expr 0xABCDEF45
> -1412567227

Oops, take that back one level.  Tcl does _not_ think it's a good idea,
it appears to think the same way as sscanf (because it uses it, dummy)

silver:/tmp>tclsh
% scan  0xABCDEF45 "%i" foo
1
% puts $foo
2147483647
% format "%x" $foo
7fffffff

-- 
]] Mike Smith, Software Engineer        msmith@gsoft.com.au             [[
]] Genesis Software                     genesis@gsoft.com.au            [[
]] High-speed data acquisition and      (GSM mobile)     0411-222-496   [[
]] realtime instrument control.         (ph)          +61-8-8267-3493   [[
]] Unix hardware collector.             "Where are your PEZ?" The Tick  [[



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