summaryrefslogtreecommitdiffstats
path: root/mdk-stage1/dietlibc/include/sys/shm.h
diff options
context:
space:
mode:
Diffstat (limited to 'mdk-stage1/dietlibc/include/sys/shm.h')
-rw-r--r--mdk-stage1/dietlibc/include/sys/shm.h75
1 files changed, 0 insertions, 75 deletions
diff --git a/mdk-stage1/dietlibc/include/sys/shm.h b/mdk-stage1/dietlibc/include/sys/shm.h
deleted file mode 100644
index 879a8786e..000000000
--- a/mdk-stage1/dietlibc/include/sys/shm.h
+++ /dev/null
@@ -1,75 +0,0 @@
-#ifndef _SYS_SHM_H
-#define _SYS_SHM_H
-
-#include <sys/ipc.h>
-
-#define SHMMAX 0x2000000 /* max shared seg size (bytes) */
-#define SHMMIN 1 /* min shared seg size (bytes) */
-#define SHMMNI 4096 /* max num of segs system wide */
-#define SHMALL (SHMMAX/PAGE_SIZE*(SHMMNI/16)) /* max shm system wide (pages) */
-#define SHMSEG SHMMNI /* max shared segs per process */
-
-struct shmid_ds {
- struct ipc_perm shm_perm; /* operation perms */
- int shm_segsz; /* size of segment (bytes) */
- time_t shm_atime; /* last attach time */
- time_t shm_dtime; /* last detach time */
- time_t shm_ctime; /* last change time */
- pid_t shm_cpid; /* pid of creator */
- pid_t shm_lpid; /* pid of last operator */
- unsigned short shm_nattch; /* no. of current attaches */
- unsigned short shm_unused; /* compatibility */
- void *shm_unused2; /* ditto - used by DIPC */
- void *shm_unused3; /* unused */
-};
-
-/* 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> */
-
-/* mode for attach */
-#define SHM_RDONLY 010000 /* read-only access */
-#define SHM_RND 020000 /* round attach address to SHMLBA boundary */
-#define SHM_REMAP 040000 /* take-over region on attach */
-
-/* super user shmctl commands */
-#define SHM_LOCK 11
-#define SHM_UNLOCK 12
-
-/* ipcs ctl commands */
-#define SHM_STAT 13
-#define SHM_INFO 14
-
-/* Obsolete, used only for backwards compatibility */
-struct shminfo {
- int shmmax;
- int shmmin;
- int shmmni;
- int shmseg;
- int shmall;
-};
-
-struct shm_info {
- int used_ids;
- unsigned long shm_tot; /* total allocated shm */
- unsigned long shm_rss; /* total resident shm */
- unsigned long shm_swp; /* total swapped shm */
- unsigned long swap_attempts;
- unsigned long swap_successes;
-};
-
-#if defined(__i386__) || defined(__mips__) || defined(__arm__) || defined(__powerpc__) || defined(__s390__) || defined(__hppa__) || defined(__x86_64__) || defined(__ia64__)
-#define PAGE_SIZE 4096UL
-#define PAGE_SHIFT 12
-#elif defined(__alpha__) || defined(__sparc__)
-/* sun4* has 4k except sun4 architecture, sparc64 has 8k */
-#define PAGE_SIZE 8192UL
-#define PAGE_SHIFT 13
-#endif
-
-extern int shmget(key_t key, int size, int shmflg) __THROW;
-extern void *shmat(int shmid, const void *shmaddr, int shmflg) __THROW;
-extern int shmdt (const void *shmaddr) __THROW;
-extern int shmctl(int shmid, int cmd, struct shmid_ds *buf) __THROW;
-
-#endif