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authorJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
committerJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
commit0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (patch)
tree2ea1f8305970753e4a657acb2ccc15ca3eec8e2c /posix/pread64.c
parent7d58530341304d403a6626d7f7a1913165fe2f32 (diff)
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2.5-18.1
Diffstat (limited to 'posix/pread64.c')
-rw-r--r--posix/pread64.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/posix/pread64.c b/posix/pread64.c
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--- /dev/null
+++ b/posix/pread64.c
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+/* Copyright (C) 1991, 1995, 1996, 1997, 1999 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <unistd.h>
+
+/* Read NBYTES into BUF from FD at the given position OFFSET without
+   changing the file pointer.  Return the number read or -1.  */
+ssize_t
+__libc_pread64 (int fd, void *buf, size_t nbytes, off64_t offset)
+{
+  if (nbytes == 0)
+    return 0;
+  if (fd < 0)
+    {
+      __set_errno (EBADF);
+      return -1;
+    }
+  if (buf == NULL || offset < 0)
+    {
+      __set_errno (EINVAL);
+      return -1;
+    }
+
+  __set_errno (ENOSYS);
+  return -1;
+}
+strong_alias (__libc_pread64, __pread64)
+weak_alias (__libc_pread64, pread64)
+stub_warning (pread64)
+#include <stub-tag.h>