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authorUlrich Drepper <drepper@redhat.com>2005-12-14 15:06:39 +0000
committerUlrich Drepper <drepper@redhat.com>2005-12-14 15:06:39 +0000
commit9d13fb2413921c713f83efe331e8e4d219c62c6b (patch)
tree2d44d7ac45ab2d147eb8361bbff880c365aa8ad5 /posix/pread.c
parentb6ab06cef4670e02756bcdd4d2c33a49369a4346 (diff)
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Moved to csu/errno-loc.c.
Diffstat (limited to 'posix/pread.c')
-rw-r--r--posix/pread.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/posix/pread.c b/posix/pread.c
new file mode 100644
index 0000000000..5c79dd526d
--- /dev/null
+++ b/posix/pread.c
@@ -0,0 +1,46 @@
+/* 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_pread (int fd, void *buf, size_t nbytes, off_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_pread, __pread)
+weak_alias (__libc_pread, pread)
+stub_warning (pread)
+#include <stub-tag.h>