diff options
Diffstat (limited to 'include/sys')
| -rw-r--r-- | include/sys/mman.h | 2 | ||||
| -rw-r--r-- | include/sys/signalfd.h | 86 | ||||
| -rw-r--r-- | include/sys/sysinfo.h | 3 |
3 files changed, 90 insertions, 1 deletions
diff --git a/include/sys/mman.h b/include/sys/mman.h index 10471e683..7640955d7 100644 --- a/include/sys/mman.h +++ b/include/sys/mman.h @@ -157,11 +157,13 @@ extern int mincore (void *__start, size_t __len, unsigned char *__vec) extern void *mremap (void *__addr, size_t __old_len, size_t __new_len, int __flags, ...) __THROW; +#ifdef __UCLIBC_LINUX_SPECIFIC__ /* Remap arbitrary pages of a shared backing store within an existing VMA. */ extern int remap_file_pages (void *__start, size_t __size, int __prot, size_t __pgoff, int __flags) __THROW; #endif +#endif /* Open shared memory segment. */ diff --git a/include/sys/signalfd.h b/include/sys/signalfd.h new file mode 100644 index 000000000..8cee17c5f --- /dev/null +++ b/include/sys/signalfd.h @@ -0,0 +1,86 @@ +/* Copyright (C) 2007, 2008 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. */ + +#ifndef _SYS_SIGNALFD_H +#define _SYS_SIGNALFD_H 1 + +#define __need_sigset_t +#include <signal.h> +#include <stdint.h> + + +struct signalfd_siginfo +{ + uint32_t ssi_signo; + int32_t ssi_errno; + int32_t ssi_code; + uint32_t ssi_pid; + uint32_t ssi_uid; + int32_t ssi_fd; + uint32_t ssi_tid; + uint32_t ssi_band; + uint32_t ssi_overrun; + uint32_t ssi_trapno; + int32_t ssi_status; + int32_t ssi_int; + uint64_t ssi_ptr; + uint64_t ssi_utime; + uint64_t ssi_stime; + uint64_t ssi_addr; + uint8_t __pad[48]; +}; + +/* Flags for signalfd. */ +#if defined __sparc__ || defined __sparc64__ +enum + { + SFD_CLOEXEC = 0x400000, +# define SFD_CLOEXEC SFD_CLOEXEC + SFD_NONBLOCK = 0x4000 +# define SFD_NONBLOCK SFD_NONBLOCK + }; + +#elif defined __alpha__ +enum + { + SFD_CLOEXEC = 010000000, +# define SFD_CLOEXEC SFD_CLOEXEC + SFD_NONBLOCK = 04 +# define SFD_NONBLOCK SFD_NONBLOCK + }; + +#else +enum + { + SFD_CLOEXEC = 02000000, +# define SFD_CLOEXEC SFD_CLOEXEC + SFD_NONBLOCK = 04000 +# define SFD_NONBLOCK SFD_NONBLOCK + }; +#endif + +__BEGIN_DECLS + +/* Request notification for delivery of signals in MASK to be + performed using descriptor FD.*/ +extern int signalfd (int __fd, const sigset_t *__mask, int __flags) + __nonnull ((2)) __THROW; + +__END_DECLS + +#endif /* sys/signalfd.h */ diff --git a/include/sys/sysinfo.h b/include/sys/sysinfo.h index 9fd4fa829..489f56b3b 100644 --- a/include/sys/sysinfo.h +++ b/include/sys/sysinfo.h @@ -48,7 +48,7 @@ __BEGIN_DECLS /* Returns information on overall system statistics. */ extern int sysinfo (struct sysinfo *__info) __THROW; - +#if 0 /* Return number of configured processors. */ extern int get_nprocs_conf (void) __THROW; @@ -61,6 +61,7 @@ extern long int get_phys_pages (void) __THROW; /* Return number of available physical pages of memory in the system. */ extern long int get_avphys_pages (void) __THROW; +#endif __END_DECLS |