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sourceware.org Git - glibc.git/blob - posix/pread.c
1 /* Copyright (C) 1991-2024 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, see
16 <https://www.gnu.org/licenses/>. */
21 /* Read NBYTES into BUF from FD at the given position OFFSET without
22 changing the file pointer. Return the number read or -1. */
24 __libc_pread (int fd
, void *buf
, size_t nbytes
, off_t offset
)
33 if (buf
== NULL
|| offset
< 0)
42 strong_alias (__libc_pread
, __pread
)
43 weak_alias (__libc_pread
, pread
)
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