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Merge from Lite2 onto mainline -

Browse Source 
- add undelete() and undelete.2 (requires libc minor bump some time)
  - man page updates
This commit is contained in:
Peter Wemm 1997-03-11 11:35:56 +00:00
parent e5493ddb0f
commit 5faf00b5da
19 changed files with 186 additions and 278 deletions
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8
lib/libc/sys/Makefile.inc
View File

@ -1,5 +1,5 @@
# @(#)Makefile.inc 8.1 (Berkeley) 6/17/93
# $Id$
# @(#)Makefile.inc 8.3 (Berkeley) 10/24/94
# $Id: Makefile.inc,v 1.22 1997/02/22 15:03:35 peter Exp $
# sys sources
.PATH: ${.CURDIR}/${MACHINE}/sys ${.CURDIR}/sys
@ -34,7 +34,7 @@ ASM= accept.o access.o acct.o adjtime.o bind.o chdir.o chflags.o chmod.o \
setsid.o setsockopt.o settimeofday.o setuid.o shmsys.o shutdown.o \
sigaction.o sigaltstack.o socket.o socketpair.o stat.o statfs.o \
swapon.o symlink.o sync.o sysarch.o \
umask.o unlink.o unmount.o utimes.o utrace.o \
umask.o undelete.o unlink.o unmount.o utimes.o utrace.o \
vadvise.o wait4.o write.o writev.o __syscall.o __sysctl.o
PSEUDO= _exit.o _getlogin.o
@ -105,7 +105,7 @@ MAN2+= sys/accept.2 sys/access.2 sys/acct.2 sys/adjtime.2 sys/bind.2 \
sys/sigaltstack.2 sys/sigstack.2 sys/sigsuspend.2 sys/socket.2 \
sys/socketpair.2 sys/stat.2 sys/statfs.2 sys/swapon.2 sys/symlink.2 \
sys/sync.2 sys/syscall.2 sys/truncate.2 sys/umask.2 sys/unlink.2 \
sys/utimes.2 sys/vfork.2 sys/wait.2 sys/write.2
sys/undelete.2 sys/utimes.2 sys/vfork.2 sys/wait.2 sys/write.2
MLINKS+=brk.2 sbrk.2
MLINKS+=dup.2 dup2.2

10
lib/libc/sys/brk.2
View File

@ -29,9 +29,9 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" @(#)brk.2 8.2 (Berkeley) 12/11/93
.\" @(#)brk.2 8.4 (Berkeley) 5/1/95
.\"
.Dd December 11, 1993
.Dd May 1, 1995
.Dt BRK 2
.Os BSD 4
.Sh NAME
@ -96,7 +96,7 @@ beyond the
value returned from a call to
.Xr getrlimit 2 ,
e.g.
.Dq qetext + rlp\(->rlim_max.
.Dq etext + rlp\(->rlim_max.
(see
.Xr end 3
for the definition of
@ -114,7 +114,9 @@ otherwise -1 with
.Va errno
set to indicate why the allocation failed.
.Sh ERRORS
.Fn Sbrk
.Fn Brk
or
.Fn sbrk
will fail and no additional memory will be allocated if
one of the following are true:
.Bl -tag -width [ENOMEM]

13
lib/libc/sys/chflags.2
View File

@ -29,9 +29,9 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" @(#)chflags.2 8.1 (Berkeley) 6/9/93
.\" @(#)chflags.2 8.3 (Berkeley) 5/2/95
.\"
.Dd June 9, 1993
.Dd May 2, 1995
.Dt CHFLAGS 2
.Os
.Sh NAME
@ -65,6 +65,8 @@ Do not dump the file.
The file may not be changed.
.It UF_APPEND
The file may only be appended to.
.It UF_OPAQUE
The directory is opaque when viewed through a union stack.
.\".It ARCHIVED
.\"File is archived.
.It SF_IMMUTABLE
@ -84,7 +86,9 @@ The
and
.Dq SF_APPEND
flags may only be set or unset by the super-user.
They may be set at any time, but normally may only be unset when
Attempts by the non-super-user to set the super-user only flags
are silently ignored.
These flags may be set at any time, but normally may only be unset when
the system is in single-user mode.
(See
.Xr init 8
@ -143,7 +147,8 @@ error occurred while reading from or writing to the file system.
.El
.Sh SEE ALSO
.Xr chflags 1 ,
.Xr init 8
.Xr init 8 ,
.Xr mount_union 8
.Sh HISTORY
The
.Nm chflags

21
lib/libc/sys/execve.2
View File

@ -29,9 +29,9 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" @(#)execve.2 8.3 (Berkeley) 1/24/94
.\" @(#)execve.2 8.5 (Berkeley) 6/1/94
.\"
.Dd January 24, 1994
.Dd June 1, 1994
.Dt EXECVE 2
.Os BSD 4
.Sh NAME
@ -66,9 +66,11 @@ An interpreter file begins with a line of the form:
.Ed
.Pp
When an interpreter file is
.Fn execve Ap d ,
.\" was .Fn execve Ap d ,
\fBexecve\fP'd,
the system
.Fn execve Ap s
.\" was .Fn execve Ap s
\fBexecve\fP's
runs the specified
.Em interpreter .
If the optional
@ -76,13 +78,16 @@ If the optional
is specified, it becomes the first argument to the
.Em interpreter ,
and the name of the originally
.Fn execve Ap d
.\" was .Fn execve Ap d
\fBexecve\fP'd
file becomes the second argument;
otherwise, the name of the originally
.Fn execve Ap d
.\" was .Fn execve Ap d
\fBexecve\fP'd
file becomes the first argument. The original arguments are shifted over to
become the subsequent arguments. The zeroth argument, normally the name of the
.Fn execve Ap d
.\" was .Fn execve Ap d
\fBexecve\fP'd
file, is left unchanged.
.Pp
The argument
@ -140,6 +145,7 @@ the effective user ID is recorded as the saved set-user-ID,
and the effective group ID is recorded as the saved set-group-ID.
These values may be used in changing the effective IDs later (see
.Xr setuid 2 ) .
.ne 1i
.Pp
The new process also inherits the following attributes from
the calling process:
@ -232,6 +238,7 @@ permission, but has an invalid magic number in its header.
.It Bq Er ETXTBSY
The new process file is a pure procedure (shared text)
file that is currently open for writing or reading by some process.
.ne 1i
.It Bq Er ENOMEM
The new process requires more virtual memory than
is allowed by the imposed maximum

12
lib/libc/sys/getdirentries.2
View File

@ -29,9 +29,9 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" @(#)getdirentries.2 8.1 (Berkeley) 6/9/93
.\" @(#)getdirentries.2 8.2 (Berkeley) 5/3/95
.\"
.Dd June 9, 1993
.Dd May 3, 1995
.Dt GETDIRENTRIES 2
.Os
.Sh NAME
@ -67,7 +67,8 @@ structures each containing the following entries:
.Bd -literal -offset indent
unsigned long d_fileno;
unsigned short d_reclen;
unsigned short d_namlen;
unsigned char d_type;
unsigned char d_namlen;
char d_name[MAXNAMELEN + 1]; /* see below */
.Ed
.Pp
@ -83,6 +84,11 @@ The
.Fa d_reclen
entry is the length, in bytes, of the directory record.
The
.Fa d_type
entry is the type of the file pointed to by the directory record.
The file type values are defined in
.Fa <sys/dirent.h> .
The
.Fa d_name
entry contains a null terminated file name.
The

61
lib/libc/sys/getfsstat.2
View File

@ -29,9 +29,9 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" @(#)getfsstat.2 8.1 (Berkeley) 6/9/93
.\" @(#)getfsstat.2 8.3 (Berkeley) 5/25/95
.\"
.Dd June 9, 1993
.Dd May 25, 1995
.Dt GETFSSTAT 2
.Os
.Sh NAME
@ -78,32 +78,41 @@ struct statfs {
char f_mntonname[MNAMELEN];/* directory on which mounted */
char f_mntfromname[MNAMELEN];/* mounted filesystem */
};
/*
* File system types.
*/
#define MOUNT_NONE 0
#define MOUNT_UFS 1 /* Fast Filesystem */
#define MOUNT_NFS 2 /* Sun-compatible Network Filesystem */
#define MOUNT_MFS 3 /* Memory-based Filesystem */
#define MOUNT_MSDOS 4 /* MS/DOS Filesystem */
#define MOUNT_LFS 5 /* Log-based Filesystem */
#define MOUNT_LOFS 6 /* Loopback Filesystem */
#define MOUNT_FDESC 7 /* File Descriptor Filesystem */
#define MOUNT_PORTAL 8 /* Portal Filesystem */
#define MOUNT_NULL 9 /* Minimal Filesystem Layer */
#define MOUNT_UMAP 10 /* User/Group Identifier Remapping Filesystem */
#define MOUNT_KERNFS 11 /* Kernel Information Filesystem */
#define MOUNT_PROCFS 12 /* /proc Filesystem */
#define MOUNT_AFS 13 /* Andrew Filesystem */
#define MOUNT_CD9660 14 /* ISO9660 (aka CDROM) Filesystem */
#define MOUNT_UNION 15 /* Union (translucent) Filesystem */
#define MOUNT_DEVFS 16 /* existing device Filesystem */
#define MOUNT_EXT2FS 17 /* Linux EXT2FS */
#define MOUNT_TFS 18 /* Netcon Novell filesystem */
#define MOUNT_MAXTYPE 18
.Ed
.Pp
The flags that may be returned include:
.Bl -tag -width MNT_ASYNCHRONOUS
.It Dv MNT_RDONLY
The filesystem is mounted read-only;
Even the super-user may not write on it.
.It Dv MNT_NOEXEC
Files may not be executed from the filesystem.
.It Dv MNT_NOSUID
Setuid and setgid bits on files are not honored when they are executed.
.It Dv MNT_NODEV
Special files in the filesystem may not be opened.
.It Dv MNT_SYNCHRONOUS
All I/O to the filesystem is done synchronously.
.It Dv MNT_ASYNCHRONOUS
No filesystem I/O is done synchronously.
.It Dv MNT_LOCAL
The filesystem resides locally.
.It Dv MNT_QUOTA
The filesystem has quotas enabled on it.
.It Dv MNT_ROOTFS
Identifies the root filesystem.
.It Dv MNT_EXRDONLY
The filesystem is exported read-only.
.It Dv MNT_EXPORTED
The filesystem is exported for both reading and writing.
.It Dv MNT_DEFEXPORTED
The filesystem is exported for both reading and writing to any Internet host.
.It Dv MNT_EXPORTANON
The filesystem maps all remote accesses to the anonymous user.
.It Dv MNT_EXKERB
The filesystem is exported with Kerberos uid mapping.
.El
.Pp
Fields that are undefined for a particular filesystem are set to -1.
The buffer is filled with an array of
.Fa fsstat

7
lib/libc/sys/getitimer.2
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@ -29,9 +29,9 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" @(#)getitimer.2 8.2 (Berkeley) 12/11/93
.\" @(#)getitimer.2 8.3 (Berkeley) 5/16/95
.\"
.Dd December 11, 1993
.Dd May 16, 1995
.Dt GETITIMER 2
.Os BSD 4.2
.Sh NAME
@ -132,8 +132,7 @@ sets a time value to zero,
.Fa timerisset
tests if a time value is non-zero, and
.Fa timercmp
compares two time values (beware that >= and <= do not
work with this macro).
compares two time values.
.Sh RETURN VALUES
If the calls succeed, a value of 0 is returned. If an error occurs,
the value -1 is returned, and a more precise error code is placed

8
lib/libc/sys/getsockopt.2
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@ -29,10 +29,10 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" @(#)getsockopt.2 8.3 (Berkeley) 4/19/94
.\" $Id$
.\" @(#)getsockopt.2 8.4 (Berkeley) 5/2/95
.\" $Id: getsockopt.2,v 1.8 1997/02/22 15:03:53 peter Exp $
.\"
.Dd November 3, 1995
.Dd May 2, 1995
.Dt GETSOCKOPT 2
.Os BSD 4.3r
.Sh NAME
@ -193,7 +193,7 @@ the system will block the process on the
.Xr close 2
attempt until it is able to transmit the data or until it decides it
is unable to deliver the information (a timeout period, termed the
linger interval, is specified in the
linger interval, is specified in seconds in the
.Fn setsockopt
call when
.Dv SO_LINGER

12
lib/libc/sys/gettimeofday.2
View File

@ -29,9 +29,9 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" @(#)gettimeofday.2 8.1 (Berkeley) 6/4/93
.\" @(#)gettimeofday.2 8.2 (Berkeley) 5/26/95
.\"
.Dd June 4, 1993
.Dd May 26, 1995
.Dt GETTIMEOFDAY 2
.Os BSD 4
.Sh NAME
@ -93,6 +93,14 @@ Daylight Saving time applies locally during
the appropriate part of the year.
.Pp
Only the super-user may set the time of day or time zone.
If the system is running in secure mode (see
.Xr init 8 ),
the time may only be advanced.
This limitation is imposed to prevent a malicious super-user
from setting arbitrary time stamps on files.
The system time can still be adjusted backwards using the
.Xr adjtime 2
system call even when the system is secure.
.Sh RETURN
A 0 return value indicates that the call succeeded.
A -1 return value indicates an error occurred, and in this

11
lib/libc/sys/intro.2
View File

@ -1,4 +1,4 @@
.\" Copyright (c) 1993, 1980198319861991
.\" Copyright (c) 1980, 1983, 1986, 1991, 1993
.\" The Regents of the University of California. All rights reserved.
.\"
.\" Redistribution and use in source and binary forms, with or without
@ -29,9 +29,9 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" @(#)intro.2 8.3 (Berkeley) 12/11/93
.\" @(#)intro.2 8.5 (Berkeley) 2/27/95
.\"
.Dd December 11, 1993
.Dd February 27, 1995
.Dt INTRO 2
.Os BSD 4
.Sh NAME
@ -157,6 +157,7 @@ executable file.
A file descriptor argument was out of range, referred to no open file,
or a read (write) request was made to a file that was only open for
writing (reading).
.sp
.It Er 10 ECHILD Em "\&No child processes" .
A
.Xr wait 2
@ -324,6 +325,7 @@ addresses with
Internet protocols.
.It Er 48 EADDRINUSE Em "Address already in use" .
Only one usage of each address is normally permitted.
.sp
.It Er 49 EADDRNOTAVAIL Em "Cannot assign requested address" .
Normally results from an attempt to create a socket with an
address not on this machine.
@ -404,6 +406,7 @@ entry failed because the user's quota of disk blocks was
exhausted, or the allocation of an inode for a newly
created file failed because the user's quota of inodes
was exhausted.
.ne 1i
.It Er 70 ESTALE Em "Stale NFS file handle" .
An attempt was made to access an open file (on an
.Tn NFS
@ -476,6 +479,7 @@ A session leader with a controlling terminal is a controlling process.
.It Controlling terminal
A terminal that is associated with a session is known as the controlling
terminal for that session and its members.
.ne 1i
.It "Terminal Process Group ID"
A terminal may be acquired by a session leader as its controlling terminal.
Once a terminal is associated with a session, any of the process groups
@ -553,6 +557,7 @@ for the super-user.)
A process is recognized as a
.Em super-user
process and is granted special privileges if its effective user ID is 0.
.ne 1i
.It Special Processes
The processes with process IDs of 0, 1, and 2 are special.
Process 0 is the scheduler. Process 1 is the initialization process

21
lib/libc/sys/mmap.2
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@ -29,9 +29,9 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" @(#)mmap.2 8.1 (Berkeley) 6/4/93
.\" @(#)mmap.2 8.4 (Berkeley) 5/11/95
.\"
.Dd "June 4, 1993"
.Dd "May 11, 1995"
.Dt MMAP 2
.Os BSD 4
.Sh NAME
@ -54,11 +54,10 @@ bytes to be mapped from the object described by
starting at byte offset
.Fa offset .
If
.Fa offset
or
.Fa len
is not a multiple of the pagesize, the mapped region may extend past the
specified range.
Any such extension beyond the end of the mapped object will be zero-filled.
.Pp
If
.Fa addr
@ -104,9 +103,10 @@ the following values:
Map anonymous memory not associated with any specific file.
The file descriptor used for creating
.Dv MAP_ANON
regions is used only for
naming, and may be specified as \-1 if no name is associated with the
region.
must be \-1.
The
.Fa offset
parameter is ignored.
.\".It Dv MAP_FILE
.\"Mapped from a regular file or character-special device memory.
.It Dv MAP_FIXED
@ -165,12 +165,10 @@ parameter and
.Fa fd
was not open for reading.
The flags
.Dv PROT_WRITE ,
.Dv MAP_SHARED
and
.Dv MAP_WRITE
were specified as part
of the
.Dv PROT_WRITE
were specified as part of the
.Fa flags
and
.Fa prot
@ -183,7 +181,6 @@ is not a valid open file descriptor.
.It Bq Er EINVAL
.Dv MAP_FIXED
was specified and the
.Fa addr
parameter was not page aligned, or part of the desired address space
resides out of the valid address space for a user process.
.It Bq Er EINVAL

174
lib/libc/sys/mount.2
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@ -29,9 +29,9 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" @(#)mount.2 8.2 (Berkeley) 12/11/93
.\" @(#)mount.2 8.3 (Berkeley) 5/24/95
.\"
.Dd December 11, 1993
.Dd May 24, 1995
.Dt MOUNT 2
.Os BSD 4
.Sh NAME
@ -116,160 +116,27 @@ the specified already mounted filesystem.
.Pp
The
.Fa type
argument defines the type of the filesystem.
The types of filesystems known to the system are defined in
.Aq Pa sys/mount.h .
argument names the filesystem.
The types of filesystems known to the system can be obtained with
.Xr sysctl 8
by using the command:
.Bd -literal -offset indent
sysctl vfs
.Ed
.Pp
.Fa Data
is a pointer to a structure that contains the type
specific arguments to mount.
The currently supported types of filesystems and
their type specific data are:
.Pp
.Bd -literal -compact
/*
* Export arguments for local filesystem mount calls.
*/
struct export_args {
int ex_flags; /* export related flags */
uid_t ex_root; /* mapping for root uid */
struct ucred ex_anon; /* mapping for anonymous user */
struct sockaddr *ex_addr; /* net address to which exported */
int ex_addrlen; /* and the net address length */
struct sockaddr *ex_mask; /* mask of valid bits in saddr */
int ex_masklen; /* and the smask length */
};
.Ed
.Pp
.Dv MOUNT_UFS
.Pp
.Bd -literal -compact
/*
* Arguments to mount UFS-bases filesystems
*/
struct ufs_args {
char *fspec; /* Block special file to mount */
struct export_args export; /* network export information */
};
.Ed
.Pp
.Dv MOUNT_NFS
.Pp
.Bd -literal -compact
#ifdef NFS
/*
* Arguments to mount NFS
*/
#define NFS_ARGSVERSION 3 /* change when nfs_args changes */
struct nfs_args {
int version; /* args structure version number */
struct sockaddr *addr; /* file server address */
int addrlen; /* length of address */
int sotype; /* Socket type */
int proto; /* and Protocol */
u_char *fh; /* File handle to be mounted */
int fhsize; /* Size, in bytes, of fh */
int flags; /* flags */
int wsize; /* write size in bytes */
int rsize; /* read size in bytes */
int readdirsize; /* readdir size in bytes */
int timeo; /* initial timeout in .1 secs */
int retrans; /* times to retry send */
int maxgrouplist; /* Max. size of group list */
int readahead; /* # of blocks to readahead */
int leaseterm; /* Term (sec) of lease */
int deadthresh; /* Retrans threshold */
char *hostname; /* server's name */
};
/*
* NFS mount option flags
*/
#define NFSMNT_SOFT 0x00000001 /* soft mount (hard is default) */
#define NFSMNT_WSIZE 0x00000002 /* set write size */
#define NFSMNT_RSIZE 0x00000004 /* set read size */
#define NFSMNT_TIMEO 0x00000008 /* set initial timeout */
#define NFSMNT_RETRANS 0x00000010 /* set number of request retries */
#define NFSMNT_MAXGRPS 0x00000020 /* set maximum grouplist size */
#define NFSMNT_INT 0x00000040 /* allow interrupts on hard mount */
#define NFSMNT_NOCONN 0x00000080 /* Don't Connect the socket */
#define NFSMNT_NQNFS 0x00000100 /* Use Nqnfs protocol */
#define NFSMNT_NFSV3 0x00000200 /* Use NFS Version 3 protocol */
#define NFSMNT_KERB 0x00000400 /* Use Kerberos authentication */
#define NFSMNT_DUMBTIMR 0x00000800 /* Don't estimate rtt dynamically */
#define NFSMNT_LEASETERM 0x00001000 /* set lease term (nqnfs) */
#define NFSMNT_READAHEAD 0x00002000 /* set read ahead */
#define NFSMNT_DEADTHRESH 0x00004000 /* set dead server retry thresh */
#define NFSMNT_RESVPORT 0x00008000 /* Allocate a reserved port */
#define NFSMNT_RDIRPLUS 0x00010000 /* Use Readdirplus for V3 */
#define NFSMNT_READDIRSIZE 0x00020000 /* Set readdir size */
#define NFSMNT_INTERNAL 0xfffc0000 /* Bits set internally */
#define NFSMNT_HASWRITEVERF 0x00040000 /* Has write verifier for V3 */
#define NFSMNT_GOTPATHCONF 0x00080000 /* Got the V3 pathconf info */
#define NFSMNT_GOTFSINFO 0x00100000 /* Got the V3 fsinfo */
#define NFSMNT_MNTD 0x00200000 /* Mnt server for mnt point */
#define NFSMNT_DISMINPROG 0x00400000 /* Dismount in progress */
#define NFSMNT_DISMNT 0x00800000 /* Dismounted */
#define NFSMNT_SNDLOCK 0x01000000 /* Send socket lock */
#define NFSMNT_WANTSND 0x02000000 /* Want above */
#define NFSMNT_RCVLOCK 0x04000000 /* Rcv socket lock */
#define NFSMNT_WANTRCV 0x08000000 /* Want above */
#define NFSMNT_WAITAUTH 0x10000000 /* Wait for authentication */
#define NFSMNT_HASAUTH 0x20000000 /* Has authenticator */
#define NFSMNT_WANTAUTH 0x40000000 /* Wants an authenticator */
#define NFSMNT_AUTHERR 0x80000000 /* Authentication error */
#endif /* NFS */
.Ed
.Pp
.Dv MOUNT_MFS
.Pp
.Bd -literal -compact
/*
* Arguments to mount MFS
*/
struct mfs_args {
char *fspec; /* name to export for statfs */
struct export_args export; /* if exported MFSes are supported */
caddr_t base; /* base of file system in memory */
u_long size; /* size of file system */
};
.Ed
.Pp
.Dv MOUNT_MSDOSFS
.Pp
.Bd -literal -compact
#ifdef MSDOSFS
/*
* Arguments to mount MSDOS filesystems.
*/
struct msdosfs_args {
char *fspec; /* blocks special holding the fs to mount */
struct export_args export; /* network export information */
uid_t uid; /* uid that owns msdosfs files */
gid_t gid; /* gid that owns msdosfs files */
mode_t mask; /* mask to be applied for msdosfs perms */
};
#endif
.Ed
.Pp
.Dv MOUNT_CD9660
.Pp
.Bd -literal -compact
#ifdef CD9660
/*
* Arguments to mount ISO 9660 filesystems.
*/
struct iso_args {
char *fspec; /* block special device to mount */
struct export_args export; /* network export info */
int flags; /* mounting flags, see below */
};
#define ISOFSMNT_NORRIP 0x00000001 /* disable Rock Ridge Ext.*/
#define ISOFSMNT_GENS 0x00000002 /* enable generation numbers */
#define ISOFSMNT_EXTATT 0x00000004 /* enable extended attributes */
#endif /* CD9660 */
.Ed
The format for these argument structures is described in the
manual page for each filesystem.
By convention filesystem manual pages are named
by prefixing ``mount_'' to the name of the filesystem as returned by
.Xr sysctl 8 .
Thus the
.Nm NFS
filesystem is described by the
.Xr mount_nfs 8
manual page.
.Pp
The
.Fn umount
@ -435,6 +302,7 @@ mounted.
.Sh SEE ALSO
.Xr mfs 8 ,
.Xr mount 8 ,
.Xr sysctl 8 ,
.Xr umount 8
.Sh BUGS
Some of the error codes need translation to more obvious messages.

6
lib/libc/sys/msync.2
View File

@ -29,9 +29,9 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" @(#)msync.2 8.1 (Berkeley) 6/9/93
.\" @(#)msync.2 8.2 (Berkeley) 6/21/94
.\"
.Dd June 9, 1993
.Dd June 21, 1994
.Dt MSYNC 2
.Os
.Sh NAME
@ -83,6 +83,8 @@ is too large or negative.
.It Bq Er EINVAL
.Fa flags
was both MS_ASYNC and MS_INVALIDATE. Only one of these flags is allowed.
.It Bq Er EIO
An I/O error occured while writing to the file system.
.Sh SEE ALSO
.Xr madvise 2 ,
.Xr mincore 2 ,

8
lib/libc/sys/munmap.2
View File

@ -29,9 +29,9 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" @(#)munmap.2 8.2 (Berkeley) 4/15/94
.\" @(#)munmap.2 8.3 (Berkeley) 5/27/94
.\"
.Dd April 15, 1994
.Dd May 27, 1994
.Dt MUNMAP 2
.Os
.Sh NAME
@ -66,8 +66,8 @@ The
parameter was not page aligned, the
.Fa len
parameter was negative, or
some part of the region being unmapped is not part of the currently
valid address space.
some part of the region being unmapped is outside the
valid address range for a process.
.Sh "SEE ALSO"
.Xr madvise 2 ,
.Xr mincore 2 ,

4
lib/libc/sys/quotactl.2
View File

@ -32,9 +32,9 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" @(#)quotactl.2 8.1 (Berkeley) 6/4/93
.\" @(#)quotactl.2 8.2 (Berkeley) 3/10/95
.\"
.Dd June 4, 1993
.Dd March 10, 1995
.Dt QUOTACTL 2
.Os
.Sh NAME

10
lib/libc/sys/sigaltstack.2
View File

@ -29,9 +29,9 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" @(#)sigaltstack.2 8.1 (Berkeley) 6/4/93
.\" @(#)sigaltstack.2 8.2 (Berkeley) 5/1/95
.\"
.Dd June 4, 1993
.Dd May 1, 1995
.Dt SIGALTSTACK 2
.Os BSD 4.2
.Sh NAME
@ -42,7 +42,7 @@
.Fd #include <signal.h>
.Bd -literal
struct sigaltstack {
caddr_t ss_sp;
caddr_t ss_base;
long ss_size;
int ss_flags;
};
@ -74,7 +74,7 @@ If
.Dv SS_DISABLE
is set in
.Fa ss_flags ,
.Fa ss_sp
.Fa ss_base
and
.Fa ss_size
are ignored and the signal stack will be disabled.
@ -106,7 +106,7 @@ is defined to be the number of bytes/chars that would be used to cover
the usual case when allocating an alternate stack area.
The following code fragment is typically used to allocate an alternate stack.
.Bd -literal -offset indent
if ((sigstk.ss_sp = malloc(SIGSTKSZ)) == NULL)
if ((sigstk.ss_base = malloc(SIGSTKSZ)) == NULL)
/* error return */
sigstk.ss_size = SIGSTKSZ;
sigstk.ss_flags = 0;

4
lib/libc/sys/sigsuspend.2
View File

@ -29,9 +29,9 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" @(#)sigsuspend.2 8.1 (Berkeley) 6/4/93
.\" @(#)sigsuspend.2 8.2 (Berkeley) 5/16/95
.\"
.Dd June 4, 1993
.Dd May 16, 1995
.Dt SIGSUSPEND 2
.Os
.Sh NAME

16
lib/libc/sys/stat.2
View File

@ -29,10 +29,10 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" @(#)stat.2 8.3 (Berkeley) 4/19/94
.\" $Id$
.\" @(#)stat.2 8.4 (Berkeley) 5/1/95
.\" $Id: stat.2,v 1.11 1997/02/22 15:04:29 peter Exp $
.\"
.Dd April 19, 1994
.Dd May 1, 1995
.Dt STAT 2
.Os BSD 4
.Sh NAME
@ -259,16 +259,6 @@ points to an invalid address.
.It Bq Er EIO
An I/O error occurred while reading from or writing to the file system.
.El
.Sh CAVEAT
The fields in the stat structure currently marked
.Fa st_spare1 ,
.Fa st_spare2 ,
and
.Fa st_spare3
are present in preparation for inode time stamps expanding
to 64 bits. This, however, can break certain programs that
depend on the time stamps being contiguous (in calls to
.Xr utimes 2 ) .
.Sh SEE ALSO
.Xr chmod 2 ,
.Xr chown 2 ,

58
lib/libc/sys/statfs.2
View File

@ -29,9 +29,9 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" @(#)statfs.2 8.3 (Berkeley) 2/11/94
.\" @(#)statfs.2 8.5 (Berkeley) 5/24/95
.\"
.Dd February 11, 1994
.Dd May 24, 1995
.Dt STATFS 2
.Os
.Sh NAME
@ -81,29 +81,39 @@ char f_fstypename[MFSNAMELEN];/* fs type name */
char f_mntonname[MNAMELEN]; /* mount point */
char f_mntfromname[MNAMELEN]; /* mounted filesystem */
};
/*
* File system types.
*/
#define MOUNT_UFS 1 /* Fast Filesystem */
#define MOUNT_NFS 2 /* Sun-compatible Network Filesystem */
#define MOUNT_MFS 3 /* Memory-based Filesystem */
#define MOUNT_MSDOS 4 /* MS/DOS Filesystem */
#define MOUNT_LFS 5 /* Log-based Filesystem */
#define MOUNT_LOFS 6 /* Loopback Filesystem */
#define MOUNT_FDESC 7 /* File Descriptor Filesystem */
#define MOUNT_PORTAL 8 /* Portal Filesystem */
#define MOUNT_NULL 9 /* Minimal Filesystem Layer */
#define MOUNT_UMAP 10 /* Uid/Gid Remapping Filesystem */
#define MOUNT_KERNFS 11 /* Kernel Information Filesystem */
#define MOUNT_PROCFS 12 /* /proc Filesystem */
#define MOUNT_AFS 13 /* Andrew Filesystem */
#define MOUNT_CD9660 14 /* ISO9660 (aka CDROM) Filesystem */
#define MOUNT_UNION 15 /* Union (translucent) Filesystem */
#define MOUNT_DEVFS 16 /* existing device Filesystem */
#define MOUNT_EXT2FS 17 /* Linux EXT2FS */
#define MOUNT_TFS 18 /* Netcon Novell filesystem */
#define MOUNT_MAXTYPE 18
.Ed
The flags that may be returned include:
.Bl -tag -width MNT_ASYNCHRONOUS
.It Dv MNT_RDONLY
The filesystem is mounted read-only;
Even the super-user may not write on it.
.It Dv MNT_NOEXEC
Files may not be executed from the filesystem.
.It Dv MNT_NOSUID
Setuid and setgid bits on files are not honored when they are executed.
.It Dv MNT_NODEV
Special files in the filesystem may not be opened.
.It Dv MNT_SYNCHRONOUS
All I/O to the filesystem is done synchronously.
.It Dv MNT_ASYNCHRONOUS
No filesystem I/O is done synchronously.
.It Dv MNT_LOCAL
The filesystem resides locally.
.It Dv MNT_QUOTA
The filesystem has quotas enabled on it.
.It Dv MNT_ROOTFS
Identifies the root filesystem.
.It Dv MNT_EXRDONLY
The filesystem is exported read-only.
.It Dv MNT_EXPORTED
The filesystem is exported for both reading and writing.
.It Dv MNT_DEFEXPORTED
The filesystem is exported for both reading and writing to any Internet host.
.It Dv MNT_EXPORTANON
The filesystem maps all remote accesses to the anonymous user.
.It Dv MNT_EXKERB
The filesystem is exported with Kerberos uid mapping.
.El
.Pp
Fields that are undefined for a particular file system are set to -1.
.Fn Fstatfs