diff options
Diffstat (limited to 'REORG.TODO/sysdeps/mach/hurd/pread64.c')
-rw-r--r-- | REORG.TODO/sysdeps/mach/hurd/pread64.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/mach/hurd/pread64.c b/REORG.TODO/sysdeps/mach/hurd/pread64.c new file mode 100644 index 0000000000..c4a61c92e2 --- /dev/null +++ b/REORG.TODO/sysdeps/mach/hurd/pread64.c @@ -0,0 +1,38 @@ +/* Read block from given position in file without changing file pointer. + Hurd version. + Copyright (C) 2001-2017 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, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <unistd.h> +#include <hurd/fd.h> + +ssize_t +__libc_pread64 (int fd, void *buf, size_t nbytes, off64_t offset) +{ + error_t err; + if (offset < 0) + err = EINVAL; + else + err = HURD_FD_USE (fd, _hurd_fd_read (descriptor, buf, &nbytes, offset)); + return err ? __hurd_dfail (fd, err) : nbytes; +} + +#ifndef __libc_pread64 +weak_alias (__libc_pread64, __pread64) +weak_alias (__libc_pread64, pread64) +#endif |