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007e23d639
Create subdirs and move files accordingly: - DevDocs: doc files - fhandler: fhandler sources, split fhandler.cc into base.cc and null.cc - local_includes: local include files - scripts: scripts called during build - sec: security sources Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
38 lines
685 B
C++
38 lines
685 B
C++
/* fhandler_dev_zero.cc: code to access /dev/zero
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Written by DJ Delorie (dj@cygnus.com)
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This file is part of Cygwin.
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This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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#include "winsup.h"
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#include "security.h"
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#include "cygerrno.h"
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#include "path.h"
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#include "fhandler.h"
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fhandler_dev_zero::fhandler_dev_zero ()
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: fhandler_base ()
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{
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}
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ssize_t
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fhandler_dev_zero::write (const void *, size_t len)
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{
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if (get_device () == FH_FULL)
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{
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set_errno (ENOSPC);
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return -1;
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}
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return len;
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}
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void
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fhandler_dev_zero::read (void *ptr, size_t& len)
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{
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memset (ptr, 0, len);
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}
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