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authorUlrich Drepper <drepper@redhat.com>2000-04-15 19:21:10 +0000
committerUlrich Drepper <drepper@redhat.com>2000-04-15 19:21:10 +0000
commitafdda55ad55b49ee46e42976c42978460907baad (patch)
treeaab28263e8088cf18d978a5ee967a21f2232eeea /sysdeps/unix/sysv/linux
parent150f740ace60e238094cde1ecf03e5c1c0e0d3ff (diff)
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Update.
2000-04-14  Andreas Jaeger  <aj@suse.de>

	* sysdeps/unix/sysv/linux/shm_open.c: Include linux_fsinfo for
	SHMFS_SUPER_MAGIC.  Remove definition of SHMFS_SUPER_MAGIC.

	* sysdeps/unix/sysv/linux/linux_fsinfo.h (SHMFS_SUPER_MAGIC): Added.
Diffstat (limited to 'sysdeps/unix/sysv/linux')
-rw-r--r--sysdeps/unix/sysv/linux/linux_fsinfo.h5
-rw-r--r--sysdeps/unix/sysv/linux/shm_open.c7
2 files changed, 5 insertions, 7 deletions
diff --git a/sysdeps/unix/sysv/linux/linux_fsinfo.h b/sysdeps/unix/sysv/linux/linux_fsinfo.h
index 774b87ce22..4a100e3f37 100644
--- a/sysdeps/unix/sysv/linux/linux_fsinfo.h
+++ b/sysdeps/unix/sysv/linux/linux_fsinfo.h
@@ -1,5 +1,5 @@
 /* Constants from kernel header for various FSes.
-   Copyright (C) 1998, 1999 Free Software Foundation, Inc.
+   Copyright (C) 1998, 1999, 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
@@ -98,6 +98,9 @@
 /* Constants that identify the `xenix' filesystem.  */
 #define XENIX_SUPER_MAGIC	0x012ff7b4
 
+/* Constant that identifies the `shm' filesystem.  */
+#define SHMFS_SUPER_MAGIC	0x02011994
+
 /* Maximum link counts.  */
 #define COH_LINK_MAX		10000
 #define EXT2_LINK_MAX		32000
diff --git a/sysdeps/unix/sysv/linux/shm_open.c b/sysdeps/unix/sysv/linux/shm_open.c
index ca24424b78..774775b6e0 100644
--- a/sysdeps/unix/sysv/linux/shm_open.c
+++ b/sysdeps/unix/sysv/linux/shm_open.c
@@ -27,14 +27,9 @@
 #include <sys/mman.h>
 #include <sys/statfs.h>
 #include <bits/libc-lock.h>
+#include "linux_fsinfo.h"
 
 
-/* XXX Currently the Linux kernel sources do not define a super magic number
-   for the shmfs and the kernel assigns the value 0 to f_type.  */
-#ifndef SHMFS_SUPER_MAGIC
-# define SHMFS_SUPER_MAGIC	0
-#endif
-
 /* Mount point of the shared memory filesystem.  */
 static struct
 {