This is the mail archive of the
cygwin@sourceware.cygnus.com
mailing list for the Cygwin project.
FW: fcntl call on win95
- To: "'Gnu win32 mailer'" <gnu-win32 at cygnus dot com>
- Subject: FW: fcntl call on win95
- From: Ian Collins <Ian at kiwiplan dot co dot nz>
- Date: Thu, 28 Aug 1997 18:23:09 +1200
Many Regards,
Ian Collins
> -----Original Message-----
> From: Ian Collins
> Sent: Thursday, August 28, 1997 12:26 PM
> To: 'Gnu win32 mailer'
> Subject: fcntl call on win95
>
> I have a routine that write locks a file. The essential code is,
>
> #include <fcntl.h>
> auto struct flock lck;
> auto int flc;
> auto int filedesc;
>
> filedesc = open(filename, O_RDWR|O_CREAT, 0666);
> lck.l_type = F_WRLCK;
> lck.l_start = 0;
> lck.l_whence = 0;
> lck.l_len = 0;
> flc = fcntl(fildesc, F_SETLK, &lck);
>
> The fcntl provides a write lock on Windows NT fine (on both FAT and
> NTFS) filesystems, but fails (flc == -1) on Windows 95.
> Can anyone help me on this?
>
> Many Regards,
> Ian Collins
>
-
For help on using this list (especially unsubscribing), send a message to
"gnu-win32-request@cygnus.com" with one line of text: "help".