1 /* Set flags signalling availability of kernel features based on given 2 kernel version number. SH version. 3 Copyright (C) 1999-2022 Free Software Foundation, Inc. 4 This file is part of the GNU C Library. 5 6 The GNU C Library is free software; you can redistribute it and/or 7 modify it under the terms of the GNU Lesser General Public 8 License as published by the Free Software Foundation; either 9 version 2.1 of the License, or (at your option) any later version. 10 11 The GNU C Library is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 Lesser General Public License for more details. 15 16 You should have received a copy of the GNU Lesser General Public 17 License along with the GNU C Library; if not, see 18 <https://www.gnu.org/licenses/>. */ 19 20 #ifndef __KERNEL_FEATURES_SH__ 21 # define __KERNEL_FEATURES_SH__ 22 23 #include <endian.h> 24 25 /* These syscalls were added for SH in 2.6.37. */ 26 #define __ASSUME_SOCKET_SYSCALL 1 27 #define __ASSUME_BIND_SYSCALL 1 28 #define __ASSUME_CONNECT_SYSCALL 1 29 #define __ASSUME_LISTEN_SYSCALL 1 30 #define __ASSUME_GETSOCKNAME_SYSCALL 1 31 #define __ASSUME_GETPEERNAME_SYSCALL 1 32 #define __ASSUME_SOCKETPAIR_SYSCALL 1 33 #define __ASSUME_SEND_SYSCALL 1 34 #define __ASSUME_RECV_SYSCALL 1 35 #define __ASSUME_SHUTDOWN_SYSCALL 1 36 37 #include_next <kernel-features.h> 38 39 /* SH4 ABI does not really require argument alignment for 64-bits, but 40 the kernel interface for p{read,write}64 adds a dummy long argument 41 before the offset. */ 42 #define __ASSUME_PRW_DUMMY_ARG 1 43 44 /* sh only supports ipc syscall before 5.1. */ 45 #if __LINUX_KERNEL_VERSION < 0x050100 46 # undef __ASSUME_DIRECT_SYSVIPC_SYSCALLS 47 # undef __ASSUME_SYSVIPC_DEFAULT_IPC_64 48 #endif 49 #if __BYTE_ORDER == __BIG_ENDIAN 50 # define __ASSUME_SYSVIPC_BROKEN_MODE_T 51 #endif 52 53 /* Support for several syscalls was added in 4.8. */ 54 #if __LINUX_KERNEL_VERSION < 0x040800 55 # undef __ASSUME_RENAMEAT2 56 # undef __ASSUME_EXECVEAT 57 # undef __ASSUME_MLOCK2 58 #endif 59 60 /* sh does not support the statx system call before 5.1. */ 61 #if __LINUX_KERNEL_VERSION < 0x050100 62 # undef __ASSUME_STATX 63 #endif 64 65 #endif 66