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-rw-r--r--libc/sysdeps/linux/powerpc/bits/shm.h92
1 files changed, 51 insertions, 41 deletions
diff --git a/libc/sysdeps/linux/powerpc/bits/shm.h b/libc/sysdeps/linux/powerpc/bits/shm.h
index c7070595b..be7173c8f 100644
--- a/libc/sysdeps/linux/powerpc/bits/shm.h
+++ b/libc/sysdeps/linux/powerpc/bits/shm.h
@@ -1,82 +1,92 @@
-/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1996, 1997, 2000 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 Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
+ 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
- Library General Public License for more details.
+ Lesser General Public License for more details.
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ 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 <sys/types.h>
+#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> */
+#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 */
+#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) */
+#define SHM_LOCK 11 /* lock segment (root only) */
+#define SHM_UNLOCK 12 /* unlock segment (root only) */
+/* Type to count number of attaches. */
+typedef unsigned long int shmatt_t;
+
/* Data structure describing a set of semaphores. */
struct shmid_ds
{
- struct ipc_perm shm_perm; /* operation permission struct */
- int 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() */
- __ipc_pid_t shm_cpid; /* pid of creator */
- __ipc_pid_t shm_lpid; /* pid of last shmop */
- unsigned short int shm_nattch; /* number of current attaches */
- unsigned short int __shm_npages; /* size of segment (pages) */
- unsigned long int *__shm_pages; /* array of ptrs to frames -> SHMMAX */
- struct vm_area_struct *__attaches; /* descriptors for attaches */
+ struct ipc_perm shm_perm; /* operation permission struct */
+ unsigned int __unused1;
+ __time_t shm_atime; /* time of last shmat() */
+ unsigned int __unused2;
+ __time_t shm_dtime; /* time of last shmdt() */
+ unsigned int __unused3;
+ __time_t shm_ctime; /* time of last change by shmctl() */
+ unsigned int __unused4;
+ size_t shm_segsz; /* size of segment in bytes */
+ __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 __unused5;
+ unsigned long __unused6;
};
#ifdef __USE_MISC
/* ipcs ctl commands */
-# define SHM_STAT 13
-# define SHM_INFO 14
+# 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_DEST 01000 /* segment will be destroyed on last detach */
+# define SHM_LOCKED 02000 /* segment will not be swapped */
-struct shminfo
+struct shminfo
{
- int shmmax;
- int shmmin;
- int shmmni;
- int shmseg;
- int shmall;
+ 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 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;
};