Re: Possible Bug (clarification) in Cygwin 1.7.5 -- findfirstfile (and findnextfile) yeild bad cfilename when file names have special characters. Works in cygwin 1.5, fails in 1.7

[Corinna Vinschen <corinna-cygwin at cygwin dot com>]

On Nov 10 10:58, Corinna Vinschen wrote:
> On Nov  9 22:18, Leon Vanderploeg wrote:
> > Many thanks to Charles and Corinna for the help.  I have modified the
> > code to use the POSIX functions.  I still have one problem I cannot
> > seem to conquer.  
> > 
> > I need to be able to read and write the (yes, I know it's evil)
> > archive bit.  Unless there is a POSIX function (which I seriously
> > doubt) for these items, I am locked into the windows APIs.
> > 
> > I have read and re-read the Cygwin documentation on
> > internationalization at least 6 times and I cannot figure out what I
> > need to do to get this to work.  I have tried numerous combinations of
> > environment variables and locale settings in the code, but none of
> > them work.  The windows API fails to find the file specified.  I just
> > want US English that can handle the extended character set to the
> > windows APIs.  In this case, let's use the example of the copyright
> > symbol (the small c with a circle around it).  What needs to be set in
> > the environment, and what needs to be set in the C code to handle
> > these characters correctly?
> 
> Nothing.  Just use always the UNICODE API, rather than the ANSI API:
> 
>   #include <sys/cygwin.h>
> 
>   DWORD
>   my_GetFileAttributes (const char *cygwin_multibyte_filename)
>   {
>     DWORD attr = INVALID_FILE_ATTRIBUTES;
>     PWCHAR w32_filename = cygwin_create_path (CCP_POSIX_TO_WIN_W,
> 					      cygwin_multibyte_filename);
>     if (w32_filename)
>       {
> 	attr = GetFileAttributes (w32_filename);

Sigh.  Please make that

  	attr = GetFileAttributesW (w32_filename);

Note the trailing W.


> 	free (w32_filename);
>       }
>     return attr;
>   }


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          cygwin AT cygwin DOT com
Red Hat

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