1 /* O_*, F_*, FD_* bit values for Linux/SH. 2 Copyright (C) 1995-2021 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 24 struct flock 25 { 26 short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */ 27 short int l_whence; /* Where `l_start' is relative to (like `lseek'). */ 28 #ifndef __USE_FILE_OFFSET64 29 __off_t l_start; /* Offset where the lock begins. */ 30 __off_t l_len; /* Size of the locked area; zero means until EOF. */ 31 #else 32 __off64_t l_start; /* Offset where the lock begins. */ 33 __off64_t l_len; /* Size of the locked area; zero means until EOF. */ 34 #endif 35 __pid_t l_pid; /* Process holding the lock. */ 36 }; 37 38 #ifdef __USE_LARGEFILE64 39 struct flock64 40 { 41 short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */ 42 short int l_whence; /* Where `l_start' is relative to (like `lseek'). */ 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 __pid_t l_pid; /* Process holding the lock. */ 46 }; 47 #endif 48 49 /* Include generic Linux declarations. */ 50 #include <bits/fcntl-linux.h> 51