diff options
Diffstat (limited to 'ports/sysdeps/unix/sysv/linux/arm/kernel-features.h')
| -rw-r--r-- | ports/sysdeps/unix/sysv/linux/arm/kernel-features.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/ports/sysdeps/unix/sysv/linux/arm/kernel-features.h b/ports/sysdeps/unix/sysv/linux/arm/kernel-features.h new file mode 100644 index 0000000000..74d549a996 --- /dev/null +++ b/ports/sysdeps/unix/sysv/linux/arm/kernel-features.h @@ -0,0 +1,64 @@ +/* Set flags signalling availability of kernel features based on given + kernel version number. + Copyright (C) 2006-2012 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, see + <http://www.gnu.org/licenses/>. */ + +/* The utimes syscall was added before 2.6.1. */ +#if __LINUX_KERNEL_VERSION >= 132609 +# define __ASSUME_UTIMES 1 +#endif + +/* On ARM the mmap2/stat64/lstat64/fstat64 syscalls were introduced in + 2.3.35. */ +#if __LINUX_KERNEL_VERSION >= 131875 +# define __ASSUME_MMAP2_SYSCALL 1 +# define __ASSUME_STAT64_SYSCALL 1 +#endif + +/* Arm got fcntl64 in 2.4.4. */ +#if __LINUX_KERNEL_VERSION >= 132100 +# define __ASSUME_FCNTL64 1 +#endif + +/* The vfork syscall on arm was definitely available in 2.4. */ +#if __LINUX_KERNEL_VERSION >= 132097 +# define __ASSUME_VFORK_SYSCALL 1 +#endif + +/* The signal frame layout changed in 2.6.18. */ +#if __LINUX_KERNEL_VERSION >= 132626 +# define __ASSUME_SIGFRAME_V2 1 +#endif + +/* Support for the eventfd2 and signalfd4 syscalls was added in 2.6.27. */ +#if __LINUX_KERNEL_VERSION >= 0x02061b +# define __ASSUME_EVENTFD2 1 +# define __ASSUME_SIGNALFD4 1 +#endif + +/* Support for the accept4 syscall was added in 2.6.36. */ +#if __LINUX_KERNEL_VERSION >= 0x020624 +# define __ASSUME_ACCEPT4 1 +#endif + +#include_next <kernel-features.h> + +/* Support for pselect6, ppoll and epoll_pwait was added in 2.6.32. */ +#if __LINUX_KERNEL_VERSION < 0x020620 +# undef __ASSUME_PSELECT +# undef __ASSUME_PPOLL +#endif |