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Re: %.1s format with vasnprintf reads more than one byte from argument
From: |
Eric Blake |
Subject: |
Re: %.1s format with vasnprintf reads more than one byte from argument |
Date: |
Thu, 26 Feb 2009 19:49:29 -0700 |
User-agent: |
Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.19) Gecko/20081209 Thunderbird/2.0.0.19 Mnenhy/0.7.6.666 |
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According to Bruno Haible on 2/26/2009 6:13 PM:
>
> I removed the part of the test that should normally always fail:
> if (sprintf (buf, "%ls", wstring) != -1)
> return 2;
> because it does not fail on any known platform.
Actually, it DOES fail, on cygwin 1.7.0. But that is due to a bug in
cygwin wctomb[1], which will hopefully be fixed soon, and not to sprintf
accessing too far in the wchar_t array, as the %.2ls test passes.
[1]http://cygwin.com/ml/cygwin/2009-02/msg00656.html
> Then refactored the code
> to keep different tests separate. Added comments and updated the doc:
Thanks. I knew my patch was only a starter.
- --
Don't work too hard, make some time for fun as well!
Eric Blake address@hidden
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- Re: %.1s format with vasnprintf reads more than one byte from argument, (continued)
- Re: %.1s format with vasnprintf reads more than one byte from argument, Bruno Haible, 2009/02/23
- Re: %.1s format with vasnprintf reads more than one byte from argument, Ben Pfaff, 2009/02/23
- Re: %.1s format with vasnprintf reads more than one byte from argument, Eric Blake, 2009/02/25
- Re: %.1s format with vasnprintf reads more than one byte from argument, Eric Blake, 2009/02/26
- Re: %.1s format with vasnprintf reads more than one byte from argument, Bruno Haible, 2009/02/26
- Re: %.1s format with vasnprintf reads more than one byte from argument,
Eric Blake <=
- Re: %.1s format with vasnprintf reads more than one byte from argument, Bruno Haible, 2009/02/27
- Re: %.1s format with vasnprintf reads more than one byte from argument, Eric Blake, 2009/02/27
- Re: %.1s format with vasnprintf reads more than one byte from argument, Eric Blake, 2009/02/27
- Re: %.1s format with vasnprintf reads more than one byte from argument, Eric Blake, 2009/02/27
- Re: %.1s format with vasnprintf reads more than one byte from argument, Bruno Haible, 2009/02/28
- Re: %.1s format with vasnprintf reads more than one byte from argument, Eric Blake, 2009/02/28