Fix Mr. Mrs. Ms. and Miss in sq_AL
[glibc.git] / io / dup2.c
blob2b897896f63d635301bcf4e27e575a26a589b052
1 /* Copyright (C) 1991, 1995, 1996, 1997, 2002 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
17 02111-1307 USA. */
19 #include <errno.h>
20 #include <fcntl.h>
21 #include <unistd.h>
24 /* Duplicate FD to FD2, closing the old FD2 and making FD2 be
25 open the same file as FD is. Return FD2 or -1. */
26 int
27 __dup2 (fd, fd2)
28 int fd;
29 int fd2;
31 if (fd < 0 || fd2 < 0)
33 __set_errno (EBADF);
34 return -1;
37 if (fd == fd2)
38 /* No way to check that they are valid. */
39 return fd2;
41 __set_errno (ENOSYS);
42 return -1;
44 libc_hidden_def (__dup2)
45 stub_warning (dup2)
47 weak_alias (__dup2, dup2)
48 #include <stub-tag.h>