我在多台机器上试过，都没问题。

会不会是你的getopt的版本会把独立的"-"吃掉？反正没想明白。你可以简单改一下看看。main函数里的部分非常简单的。

2011/5/26 Zhang Weiwu <zhangweiwu在realss.com>:
> On 05/26/2011 11:07 AM, Yongwei Wu wrote:
>>
>> breaktext支持从stdin读取（使用"-"作为文件名）。
>
> 前贴提问前我就试过了：
>
> $ echo helo | breaktext -w40  -
> Usage: breaktext [OPTION]...  [Output File]
> $Date: 2009/04/09 09:13:44 $
>
> Available options:
>  -L    Locale of the console (system locale by default)
>  -l      Language of input (asssume no language by default)
>  -w     Width of output text (72 by default)
>  -v           Be verbose
>
> If the output file is omitted, stdout will be used.
> The input file cannot be omitted, but you may use `-' for stdin.
>
> The `native' wide character type (wchar_t) is used in I/O routines,
> and the encoding used is platform-dependent.  On POSIX-compliant
> systems, the environment variables LANG, LC_ALL, and LC_CTYPE
> control the locale/encoding (unless overridden with the -L option),
> and UTF-8 will probably be used by default on modern systems.  On
> Windows, the encoding is dependent on whether stdin/stdout is used
> for I/O: console I/O will be automatically converted to/from
> wchar_t (which is UTF-16) according to the system locale setting
> (overridable with -L), but files (excepting the stdin/stdout case)
> will always be in just wchar_t (UTF-16).
>
>



-- 
Wu Yongwei
URL: http://wyw.dcweb.cn/