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mdoc(7) police: polishing.

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ru 2002-04-19 11:24:02 +00:00
parent 04327915ff
commit e8ac4b4186
1 changed files with 14 additions and 11 deletions
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25
lib/libc/sys/kenv.2
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@ -1,5 +1,5 @@
.\"
.\" Copyright (C) 2001 Chad David <davidc@FreeBSD.org>. All rights reserved.
.\" Copyright (C) 2002 Chad David <davidc@FreeBSD.org>. All rights reserved.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
@ -49,10 +49,11 @@ the kernel environment.
The
.Fa action
parameter can be one of the following:
.Bl -tag -width ".Dv KENV_DUMP"
.Bl -tag -width ".Dv KENV_UNSET"
.It Dv KENV_GET
Returns the value associated with the named kernel environment variable.
If the variable is not found -1 is returned and
If the variable is not found, \-1 is returned and
the global variable
.Va errno
is set to
.Er ENOENT .
@ -61,11 +62,12 @@ Only the number of bytes available in
are copied out.
.It Dv KENV_SET
Sets or adds a new kernel environment variable.
This option is only avaiable to the superuser.
This option is only available to the superuser.
.It Dv KENV_UNSET
Unsets the kernel environment variable
.Fa name .
If the variable does not exists -1 is returned and
If the variable does not exist, \-1 is returned and
the global variable
.Va errno
is set to
.Er EINVAL .
@ -100,7 +102,7 @@ should copy return data to in the case of
.Dv KENV_DUMP
and
.Dv KENV_GET .
If
If
.Fa value
is
.Dv NULL
@ -120,14 +122,15 @@ The
function returns 0 if successful in the case of
.Dv KENV_SET
and
.Dv KENV_UNSET,
.Dv KENV_UNSET ,
and the number of bytes copied into
.Fa value
in the case of
.Dv KENV_DUMP
and
.Dv KENV_GET .
If an error occurs, a value of -1 is returned and
If an error occurs, a value of \-1 is returned and
the global variable
.Va errno
is set to indicate the error.
.Sh ERRORS
@ -148,10 +151,10 @@ for a
or
.Dv KENV_UNSET .
.It Bq Er EPERM
a user other than the superuser attempted to set or unset an kernel
a user other than the superuser attempted to set or unset a kernel
environment variable.
.It Bq Er EFAULT
a bad address was encountered while attempting to copy in user arguments,
bad address was encountered while attempting to copy in user arguments,
or copy out value(s).
.It Bq Er ENAMETOOLONG
the name of a variable supplied by the user is longer than
@ -166,7 +169,7 @@ or the value of a variable is longer than
This man page was written by
.An Chad David Aq davidc@FreeBSD.org .
.Pp
The
The
.Fn kenv
system call was written by
.An Maxime Henrion Aq mux@FreeBSD.org .