From: Matthias Schmidt Date: Thu, 16 Oct 2008 07:58:43 +0000 (+0000) Subject: Add man page for utrace(2). With modifications from FreeBSD. Xref utrace(2) X-Git-Tag: v2.1.1~200 X-Git-Url: https://gitweb.dragonflybsd.org/dragonfly.git/commitdiff_plain/5d6c47888588843e0c53915191be79348adc7a14 Add man page for utrace(2). With modifications from FreeBSD. Xref utrace(2) in ktrace(1). --- diff --git a/lib/libc/sys/Makefile.inc b/lib/libc/sys/Makefile.inc index 4409412ba7..62432e7ec9 100644 --- a/lib/libc/sys/Makefile.inc +++ b/lib/libc/sys/Makefile.inc @@ -1,6 +1,6 @@ # @(#)Makefile.inc 8.3 (Berkeley) 10/24/94 # $FreeBSD: src/lib/libc/sys/Makefile.inc,v 1.75.2.7 2003/04/22 17:31:18 trhodes Exp $ -# $DragonFly: src/lib/libc/sys/Makefile.inc,v 1.37 2008/10/06 21:01:37 swildner Exp $ +# $DragonFly: src/lib/libc/sys/Makefile.inc,v 1.38 2008/10/16 07:58:43 matthias Exp $ # sys sources .PATH: ${.CURDIR}/../libc/${MACHINE_ARCH}/sys ${.CURDIR}/../libc/sys @@ -90,7 +90,7 @@ MAN+= _exit.2 accept.2 access.2 acct.2 adjtime.2 \ sigstack.2 sigsuspend.2 socket.2 socketpair.2 stat.2 statfs.2 \ statvfs.2 swapon.2 symlink.2 sync.2 sysarch.2 syscall.2 syslink.2 \ truncate.2 tls.2 umask.2 umtx.2 undelete.2 \ - unlink.2 utimes.2 upc_register.2 usched_set.2 uuidgen.2 \ + unlink.2 utimes.2 utrace.2 upc_register.2 usched_set.2 uuidgen.2 \ varsym.2 vfork.2 wait.2 write.2 .if !defined(NO_P1003_1B) diff --git a/lib/libc/sys/utrace.2 b/lib/libc/sys/utrace.2 new file mode 100644 index 0000000000..35b796deb0 --- /dev/null +++ b/lib/libc/sys/utrace.2 @@ -0,0 +1,85 @@ +.\" $NetBSD: utrace.2,v 1.11 2003/04/24 12:17:49 wiz Exp $ +.\" +.\" Copyright (c) 2000 The NetBSD Foundation, Inc. +.\" All rights reserved. +.\" +.\" This code is derived from software contributed to The NetBSD Foundation +.\" by Gregory McGarry . +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. All advertising materials mentioning features or use of this software +.\" must display the following acknowledgement: +.\" This product includes software developed by the NetBSD +.\" Foundation, Inc. and its contributors. +.\" 4. Neither the name of The NetBSD Foundation nor the names of its +.\" contributors may be used to endorse or promote products derived +.\" from this software without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR +.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES +.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, +.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT +.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +.\" +.\" $FreeBSD: src/lib/libc/sys/utrace.2,v 1.3 2004/07/03 23:14:34 ru Exp $ +.\" $DragonFly: src/lib/libc/sys/utrace.2,v 1.1 2008/10/16 07:58:43 matthias Exp $ +.\" +.Dd October 16, 2008 +.Dt UTRACE 2 +.Os +.Sh NAME +.Nm utrace +.Nd insert user record in ktrace log +.Sh LIBRARY +.Lb libc +.Sh SYNOPSIS +.In sys/types.h +.In sys/param.h +.In sys/time.h +.In sys/uio.h +.In sys/ktrace.h +.Ft int +.Fn utrace "const void *addr" "size_t len" +.Sh DESCRIPTION +Adds a record to the process trace with information supplied by user. +The record contains +.Fa len +bytes from memory pointed to by +.Fa addr . +This call only has an effect if the calling process is being traced. +.Sh RETURN VALUES +.Rv -std +.Sh ERRORS +.Bl -tag -width Er +.It Bq Er EINVAL +Specified data length +.Fa len +was bigger than +.Dv KTR_USER_MAXLEN . +.It Bq Er ENOSYS +Currently running kernel was compiled without +.Xr ktrace 2 +support +.Pq Cd "options KTRACE" . +.El +.Sh SEE ALSO +.Xr kdump 1 , +.Xr ktrace 1 , +.Xr ktrace 2 +.Sh HISTORY +The +.Fn utrace +system call first appeared in +.Fx 2.2 . diff --git a/usr.bin/ktrace/ktrace.1 b/usr.bin/ktrace/ktrace.1 index 32716344ad..47ec56e779 100644 --- a/usr.bin/ktrace/ktrace.1 +++ b/usr.bin/ktrace/ktrace.1 @@ -31,9 +31,9 @@ .\" .\" @(#)ktrace.1 8.1 (Berkeley) 6/6/93 .\" $FreeBSD: src/usr.bin/ktrace/ktrace.1,v 1.8.2.8 2002/06/21 15:27:30 charnier Exp $ -.\" $DragonFly: src/usr.bin/ktrace/ktrace.1,v 1.3 2006/02/17 19:39:08 swildner Exp $ +.\" $DragonFly: src/usr.bin/ktrace/ktrace.1,v 1.4 2008/10/16 07:58:42 matthias Exp $ .\" -.Dd June 6, 1993 +.Dd October 16, 2008 .Dt KTRACE 1 .Os .Sh NAME @@ -164,7 +164,8 @@ on process 67 # disable tracing of all processes owned by the user .Dl $ ktrace -C .Sh SEE ALSO -.Xr kdump 1 +.Xr kdump 1 , +.Xr utrace 2 .Sh HISTORY The .Nm