diff options
Diffstat (limited to 'newlib/libc/sys/linux/linuxthreads/kernel-features.h')
| -rw-r--r-- | newlib/libc/sys/linux/linuxthreads/kernel-features.h | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/newlib/libc/sys/linux/linuxthreads/kernel-features.h b/newlib/libc/sys/linux/linuxthreads/kernel-features.h deleted file mode 100644 index 562a6c765..000000000 --- a/newlib/libc/sys/linux/linuxthreads/kernel-features.h +++ /dev/null @@ -1,193 +0,0 @@ -/* Set flags signalling availability of kernel features based on given - kernel version number. - Copyright (C) 1999, 2000, 2001 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, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -/* This file must not contain any C code. At least it must be protected - to allow using the file also in assembler files. */ - -#ifndef __LINUX_KERNEL_VERSION -/* We assume the worst; all kernels should be supported. */ -# define __LINUX_KERNEL_VERSION 0 -#endif - -/* We assume for __LINUX_KERNEL_VERSION the same encoding used in - linux/version.h. I.e., the major, minor, and subminor all get a - byte with the major number being in the highest byte. This means - we can do numeric comparisons. - - In the following we will define certain symbols depending on - whether the describes kernel feature is available in the kernel - version given by __LINUX_KERNEL_VERSION. We are not always exactly - recording the correct versions in which the features were - introduced. If somebody cares these values can afterwards be - corrected. Most of the numbers here are set corresponding to - 2.2.0. */ - -/* `getcwd' system call. */ -#if __LINUX_KERNEL_VERSION >= 131584 -# define __ASSUME_GETCWD_SYSCALL 1 -#endif - -/* Real-time signal became usable in 2.1.70. */ -#if __LINUX_KERNEL_VERSION >= 131398 -# define __ASSUME_REALTIME_SIGNALS 1 -#endif - -/* When were the `pread'/`pwrite' syscalls introduced? */ -#if __LINUX_KERNEL_VERSION >= 131584 -# define __ASSUME_PREAD_SYSCALL 1 -# define __ASSUME_PWRITE_SYSCALL 1 -#endif - -/* When was `poll' introduced? */ -#if __LINUX_KERNEL_VERSION >= 131584 -# define __ASSUME_POLL_SYSCALL 1 -#endif - -/* The `lchown' syscall was introduced in 2.1.80. */ -#if __LINUX_KERNEL_VERSION >= 131408 -# define __ASSUME_LCHOWN_SYSCALL 1 -#endif - -/* When did the `setresuid' sysall became available? */ -#if __LINUX_KERNEL_VERSION >= 131584 && !defined __sparc__ -# define __ASSUME_SETRESUID_SYSCALL 1 -#endif - -/* The SIOCGIFNAME ioctl is available starting with 2.1.50. */ -#if __LINUX_KERNEL_VERSION >= 131408 -# define __ASSUME_SIOCGIFNAME 1 -#endif - -/* On x86 another `getrlimit' syscall was added in 2.3.25. */ -#if __LINUX_KERNEL_VERSION >= 131865 && defined __i386__ -# define __ASSUME_NEW_GETRLIMIT_SYSCALL 1 -#endif - -/* On x86 the truncate64/ftruncate64 syscalls were introduced in 2.3.31. */ -#if __LINUX_KERNEL_VERSION >= 131871 && defined __i386__ -# define __ASSUME_TRUNCATE64_SYSCALL 1 -#endif - -/* On x86 the mmap2 syscall was introduced in 2.3.31. */ -#if __LINUX_KERNEL_VERSION >= 131871 && defined __i386__ -# define __ASSUME_MMAP2_SYSCALL 1 -#endif - -/* On x86 the stat64/lstat64/fstat64 syscalls were introduced in 2.3.34. */ -#if __LINUX_KERNEL_VERSION >= 131874 && defined __i386__ -# define __ASSUME_STAT64_SYSCALL 1 -#endif - -/* On sparc and ARM the truncate64/ftruncate64/mmap2/stat64/lstat64/fstat64 - syscalls were introduced in 2.3.35. */ -#if __LINUX_KERNEL_VERSION >= 131875 && (defined __sparc__ || defined __arm__) -# define __ASSUME_TRUNCATE64_SYSCALL 1 -# define __ASSUME_MMAP2_SYSCALL 1 -# define __ASSUME_STAT64_SYSCALL 1 -#endif - -/* I know for sure that these are in 2.3.35 on powerpc. */ -#if __LINUX_KERNEL_VERSION >= 131875 && defined __powerpc__ -# define __ASSUME_TRUNCATE64_SYSCALL 1 -# define __ASSUME_STAT64_SYSCALL 1 -# define __ASSUME_NEW_GETRLIMIT_SYSCALL 1 -#endif - -/* Linux 2.3.39 introduced 32bit UID/GIDs and IPC64. Some platforms had 32 - bit type all along. */ -#if __LINUX_KERNEL_VERSION >= 131879 || defined __powerpc__ || defined __mips__ -# define __ASSUME_32BITUIDS 1 -# ifndef __powerpc__ -# define __ASSUME_IPC64 1 -# endif -# ifdef __sparc__ -# define __ASSUME_SETRESUID_SYSCALL 1 -# endif -#endif - -/* Linux 2.4.0 on PPC introduced a correct IPC64. */ -#if __LINUX_KERNEL_VERSION >= 132096 && defined __powerpc__ -# define __ASSUME_IPC64 1 -#endif - -/* We can use the LDTs for threading with Linux 2.3.99 and newer. */ -#if __LINUX_KERNEL_VERSION >= 131939 -# define __ASSUME_LDT_WORKS 1 -#endif - -/* The changed st_ino field appeared in 2.4.0-test6. But we cannot - distinguish this version from other 2.4.0 releases. Therefore play - save and assume it available is for 2.4.1 and up. */ -#if __LINUX_KERNEL_VERSION >= 132097 -# define __ASSUME_ST_INO_64_BIT 1 -#endif - -/* To support locking of large files a new fcntl() syscall was introduced - in 2.4.0-test7. We test for 2.4.1 for the earliest version we know - the syscall is available. */ -#if __LINUX_KERNEL_VERSION >= 132097 && (defined __i386__ || defined __sparc__) -# define __ASSUME_FCNTL64 1 -#endif - -/* Arm got fcntl64 in 2.4.4, PowerPC and SH have it also in 2.4.4 (I - don't know when it got introduced). */ -#if __LINUX_KERNEL_VERSION >= 132100 \ - && (defined __arm__ || defined __powerpc__ || defined __sh__) -# define __ASSUME_FCNTL64 1 -#endif - -/* The getdents64 syscall was introduced in 2.4.0-test7. We test for - 2.4.1 for the earliest version we know the syscall is available. */ -#if __LINUX_KERNEL_VERSION >= 132097 -# define __ASSUME_GETDENTS64_SYSCALL 1 -#endif - -/* When did O_DIRECTORY became available? Early in 2.3 but when? - Be safe, use 2.3.99. */ -#if __LINUX_KERNEL_VERSION >= 131939 -# define __ASSUME_O_DIRECTORY 1 -#endif - -/* Starting with one of the 2.4.0 pre-releases the Linux kernel passes - up the page size information. */ -#if __LINUX_KERNEL_VERSION >= 132097 -# define __ASSUME_AT_PAGESIZE 1 -#endif - -/* Starting with 2.4.5 kernels PPC passes the AUXV in the standard way - and the mmap2 syscall made it into the official kernel. */ -#if __LINUX_KERNEL_VERSION >= (132096+5) && defined __powerpc__ -# define __ASSUME_STD_AUXV 1 -# define __ASSUME_MMAP2_SYSCALL 1 -#endif - -/* There are an infinite number of PA-RISC kernel versions numbered - 2.4.0. But they've not really been released as such. We require - and expect the final version here. */ -#ifdef __hppa__ -# define __ASSUME_32BITUIDS 1 -# define __ASSUME_TRUNCATE64_SYSCALL 1 -# define __ASSUME_MMAP2_SYSCALL 1 -# define __ASSUME_STAT64_SYSCALL 1 -# define __ASSUME_IPC64 1 -# define __ASSUME_ST_INO_64_BIT 1 -# define __ASSUME_FCNTL64 1 -# define __ASSUME_GETDENTS64_SYSCALL 1 -#endif |