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Libraries updates and cleanup

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* Updating common/lib
 * Updating lib/csu
 * Updating lib/libc
 * Updating libexec/ld.elf_so
 * Corrected test on __minix in featuretest to actually follow the
   meaning of the comment.
 * Cleaned up _REENTRANT-related defintions.
 * Disabled -D_REENTRANT for libfetch
 * Removing some unneeded __NBSD_LIBC defines and tests

Change-Id: Ic1394baef74d11b9f86b312f5ff4bbc3cbf72ce2
This commit is contained in:
Lionel Sambuc
2012-11-15 12:06:41 +01:00
parent f6aac1c3b5
commit f14fb60209
1285 changed files with 44244 additions and 14308 deletions
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31
lib/libc/sys/getpriority.2
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@@ -1,4 +1,4 @@
.\" $NetBSD: getpriority.2,v 1.18 2009/03/11 13:39:14 joerg Exp $
.\" $NetBSD: getpriority.2,v 1.20 2012/04/13 16:32:15 wiz Exp $
.\"
.\" Copyright (c) 1980, 1991, 1993
.\" The Regents of the University of California. All rights reserved.
@@ -29,7 +29,7 @@
.\"
.\" @(#)getpriority.2 8.1 (Berkeley) 6/4/93
.\"
.Dd April 25, 2004
.Dd April 13, 2012
.Dt GETPRIORITY 2
.Os
.Sh NAME
@@ -55,6 +55,12 @@ is obtained with the
call and set with the
.Fn setpriority
call.
.Pp
The priority is maintained in a per-process basis and
affects scheduling of LWPs which belong to the process and use the
.Dv SCHED_OTHER
scheduling class.
.Pp
.Fa which
is one of
.Dv PRIO_PROCESS ,
@@ -78,7 +84,7 @@ denotes the current process, process group, or user.
.Fa prio
is a value in the range -20 to 20.
The default priority is 0;
lower priorities cause more favorable scheduling.
numerically lower priority values cause more favorable scheduling.
A value of 19 or 20
will schedule a process only when nothing at priority \*(Le 0 is runnable.
.Pp
@@ -90,7 +96,7 @@ The
.Fn setpriority
call sets the priorities of all of the specified processes
to the specified value.
Only the super-user may lower priorities.
Only the super-user may lower priority values.
.Sh RETURN VALUES
Since
.Fn getpriority
@@ -110,12 +116,6 @@ and
.Fn setpriority
will fail if:
.Bl -tag -width Er
.It Bq Er ESRCH
No process was located using the
.Fa which
and
.Fa who
values specified.
.It Bq Er EINVAL
.Fa which
was not one of
@@ -123,21 +123,28 @@ was not one of
.Dv PRIO_PGRP ,
or
.Dv PRIO_USER .
.It Bq Er ESRCH
No process was located using the
.Fa which
and
.Fa who
values specified.
.El
.Pp
In addition to the errors indicated above,
.Fn setpriority
will fail if:
.Bl -tag -width Er
.It Bq Er EACCES
A non super-user attempted to lower a process priority value.
.It Bq Er EPERM
A process was located, but neither its effective nor real user
ID matched the effective user ID of the caller.
.It Bq Er EACCES
A non super-user attempted to lower a process priority.
.El
.Sh SEE ALSO
.Xr nice 1 ,
.Xr fork 2 ,
.Xr sched 3 ,
.Xr renice 8
.Sh HISTORY
The