diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/alpha/bits/shm.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/alpha/bits/shm.h | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/sysdeps/unix/sysv/linux/alpha/bits/shm.h b/sysdeps/unix/sysv/linux/alpha/bits/shm.h deleted file mode 100644 index cb214e6412..0000000000 --- a/sysdeps/unix/sysv/linux/alpha/bits/shm.h +++ /dev/null @@ -1,101 +0,0 @@ -/* Copyright (C) 1995, 1996, 1997, 2000, 2002, 2004 - 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_SHM_H -# error "Never include <bits/shm.h> directly; use <sys/shm.h> instead." -#endif - -#include <bits/types.h> - -/* Permission flag for shmget. */ -#define SHM_R 0400 /* or S_IRUGO from <linux/stat.h> */ -#define SHM_W 0200 /* or S_IWUGO from <linux/stat.h> */ - -/* Flags for `shmat'. */ -#define SHM_RDONLY 010000 /* attach read-only else read-write */ -#define SHM_RND 020000 /* round attach address to SHMLBA */ -#define SHM_REMAP 040000 /* take-over region on attach */ - -/* Commands for `shmctl'. */ -#define SHM_LOCK 11 /* lock segment (root only) */ -#define SHM_UNLOCK 12 /* unlock segment (root only) */ - -__BEGIN_DECLS - -/* Segment low boundary address multiple. */ -#define SHMLBA (__getpagesize ()) -extern int __getpagesize (void) __THROW __attribute__ ((__const__)); - - -/* Type to count number of attaches. */ -typedef unsigned long int shmatt_t; - -/* Data structure describing a shared memory segment. */ -struct shmid_ds - { - struct ipc_perm shm_perm; /* operation permission struct */ - size_t shm_segsz; /* size of segment in bytes */ - __time_t shm_atime; /* time of last shmat() */ - __time_t shm_dtime; /* time of last shmdt() */ - __time_t shm_ctime; /* time of last change by shmctl() */ - __pid_t shm_cpid; /* pid of creator */ - __pid_t shm_lpid; /* pid of last shmop */ - shmatt_t shm_nattch; /* number of current attaches */ - unsigned long int __unused1; - unsigned long int __unused2; - }; - -#ifdef __USE_MISC - -/* ipcs ctl commands */ -# define SHM_STAT 13 -# define SHM_INFO 14 - -/* shm_mode upper byte flags */ -# define SHM_DEST 01000 /* segment will be destroyed on last detach */ -# define SHM_LOCKED 02000 /* segment will not be swapped */ -# define SHM_HUGETLB 04000 /* segment is mapped via hugetlb */ -# define SHM_NORESERVE 010000 /* don't check for reservations */ - -struct shminfo - { - unsigned long int shmmax; - unsigned long int shmmin; - unsigned long int shmmni; - unsigned long int shmseg; - unsigned long int shmall; - unsigned long int __unused1; - unsigned long int __unused2; - unsigned long int __unused3; - unsigned long int __unused4; - }; - -struct shm_info - { - int used_ids; - unsigned long int shm_tot; /* total allocated shm */ - unsigned long int shm_rss; /* total resident shm */ - unsigned long int shm_swp; /* total swapped shm */ - unsigned long int swap_attempts; - unsigned long int swap_successes; - }; - -#endif /* __USE_MISC */ - -__END_DECLS |