sysdeps/unix/sysv/linux/loongarch/bits/fcntl.h

   1 /* O_*, F_*, FD_* bit values for the generic Linux/LoongArch ABI.
   2    Copyright (C) 2022-2023 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library.  If not, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #ifndef _FCNTL_H
  20 #error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead."
  21 #endif
  22
  23 #include <bits/wordsize.h>
  24
  25 /* In 64-bit ISA files are always with 64bit off_t and F_*LK64 are the same as
  26    non-64-bit versions.  It will need to be revised for 128-bit.  */
  27 #if __WORDSIZE == 64
  28 #define __O_LARGEFILE 0
  29
  30 #define F_GETLK64 5  /* Get record locking info.  */
  31 #define F_SETLK64 6  /* Set record locking info (non-blocking).  */
  32 #define F_SETLKW64 7 /* Set record locking info (blocking).  */
  33 #endif
  34
  35 struct flock
  36 {
  37   short int l_type;   /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK.  */
  38   short int l_whence; /* Where `l_start' is relative to (like `lseek').  */
  39 #ifndef __USE_FILE_OFFSET64
  40   __off_t l_start; /* Offset where the lock begins.  */
  41   __off_t l_len;   /* Size of the locked area; zero means until EOF.  */
  42 #else
  43   __off64_t l_start; /* Offset where the lock begins.  */
  44   __off64_t l_len;   /* Size of the locked area; zero means until EOF.  */
  45 #endif
  46   __pid_t l_pid; /* Process holding the lock.  */
  47 };
  48
  49 #ifdef __USE_LARGEFILE64
  50 struct flock64
  51 {
  52   short int l_type;   /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK.  */
  53   short int l_whence; /* Where `l_start' is relative to (like `lseek').  */
  54   __off64_t l_start;  /* Offset where the lock begins.  */
  55   __off64_t l_len;    /* Size of the locked area; zero means until EOF.  */
  56   __pid_t l_pid;      /* Process holding the lock.  */
  57 };
  58 #endif
  59
  60 /* Include generic Linux declarations.  */
  61 #include <bits/fcntl-linux.h>