From: jeffdbREMOVETHIS AT goodnet DOT com (Mikey)
Subject: Re: What does it mean?
28 Jun 1998 11:51:29 -0700
Message-ID: <359689d1.63909010.cygnus.cygwin32.developers@smtp.goodnet.com>
References: <01BDA29D DOT 2DCD33F0 AT sos>
Reply-To: jeffdbREMOVETHIS AT goodnet DOT com
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To: Sergey Okhapkin <sos AT prospect DOT com DOT ru>
Cc: cygwin32-developers AT cygnus DOT com

This code is unneeded on NT AFAIK, it was added because
win95 w/B19.1- couldn't find shell scripts in path.

On Sun, 28 Jun 1998 14:00:58 +0400, you wrote:

>Hi!
>
>fhandler_disk_file::open() contains the following code:
>
>  if ((os_being_run != winNT) && (!real_path.exec_p))
>    {
>    DWORD done;
>    char magic[2];
>    /* FIXME should we use /etc/magic ? */
>    magic[0] = magic[1] = magic[2] = '\0';
>    ReadFile (get_handle (), magic, 3, &done, 0);
>    if (magic[0] == ':' && magic[1] == '\n')
>        real_path.exec_p = 1;
>
>    if (magic[0] == '#' && magic[1] == '!')
>        real_path.exec_p = 1;
>    if (flags & O_APPEND)
>      SetFilePointer (get_handle(), 0, 0, FILE_END);
>    else
>      SetFilePointer (get_handle(), 0, 0, FILE_BEGIN);
>    }
>
>The code seems to me buggy! Why we do not check file magic and do not set file pointer on NT? Shouldn't the code be something like:
>
>  if (!real_path.exec_p)
>    {
>    DWORD done;
>    char magic[2];
>    /* FIXME should we use /etc/magic ? */
>    magic[0] = magic[1] = magic[2] = '\0';
>    ReadFile (get_handle (), magic, 3, &done, 0);
>    if (magic[0] == ':' && magic[1] == '\n')
>        real_path.exec_p = 1;
>
>    if (magic[0] == '#' && magic[1] == '!')
>        real_path.exec_p = 1;
>    }
>  if (flags & O_APPEND)
>    SetFilePointer (get_handle(), 0, 0, FILE_END);
>  else
>    SetFilePointer (get_handle(), 0, 0, FILE_BEGIN);


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(jeffdbREMOVETHIS AT goodnet DOT com)
delete REMOVETHIS from the above to reply
         Mikey