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authorUlrich Drepper <drepper@redhat.com>2006-12-21 20:58:11 +0000
committerUlrich Drepper <drepper@redhat.com>2006-12-21 20:58:11 +0000
commit571511d557820b9ddbc400b7922f8904387ff78c (patch)
treed505254649f44ef1b4aa12644ca0edd6cf156894
parent44901495168744c4344395893a0c44fdadcf3a7b (diff)
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* sysdeps/unix/sysv/linux/sh/bits/shm.h: New file.
[-2^31 .. 2^31) range.
-rw-r--r--ChangeLog6
-rw-r--r--sysdeps/unix/sysv/linux/sh/bits/shm.h101
2 files changed, 106 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog
index 1f7597e..ee3fdc8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2006-12-20 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
+
+ * sysdeps/unix/sysv/linux/sh/bits/shm.h: New file.
+
2006-12-19 Jakub Jelinek <jakub@redhat.com>
* nss/getXXbyYY_r.c: Include atomic.h.
@@ -39,7 +43,7 @@
[BZ #3747]
* stdlib/jrand48_r.c (__jrand48_r): Make sure result is in the
- [-231 .. 231) range.
+ [-2^31 .. 2^31) range.
* stdlib/tst-rand48.c (main): Fix expected values for 64-bit
targets.
* stdlib/tst-rand48-2.c: New test.
diff --git a/sysdeps/unix/sysv/linux/sh/bits/shm.h b/sysdeps/unix/sysv/linux/sh/bits/shm.h
new file mode 100644
index 0000000..1891793
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sh/bits/shm.h
@@ -0,0 +1,101 @@
+/* Copyright (C) 1995,1996,1997,2000,2002,2004,2006 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 0x4000
+
+/* 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 */
+ size_t shm_segsz; /* size of segment in bytes */
+ __time_t shm_atime; /* time of last shmat() */
+ unsigned long int __unused1;
+ __time_t shm_dtime; /* time of last shmdt() */
+ unsigned long int __unused2;
+ __time_t shm_ctime; /* time of last change by shmctl() */
+ unsigned long int __unused3;
+ __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 __unused4;
+ unsigned long int __unused5;
+ };
+
+#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