CVS commit: src/usr.bin/ktrace
Module Name:src Committed By: gutteridge Date: Mon Feb 12 22:53:21 UTC 2024 Modified Files: src/usr.bin/ktrace: ktrace.1 Log Message: ktrace.1: apply minor spelling consistency Use "tracepoint" consistently, rather than a mix with "trace point", sometimes in the same paragraph. "Breakpoint" and "tracepoint" are most commonly rendered without the space in tech documentation, AFAIK. To generate a diff of this commit: cvs rdiff -u -r1.48 -r1.49 src/usr.bin/ktrace/ktrace.1 Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files. Modified files: Index: src/usr.bin/ktrace/ktrace.1 diff -u src/usr.bin/ktrace/ktrace.1:1.48 src/usr.bin/ktrace/ktrace.1:1.49 --- src/usr.bin/ktrace/ktrace.1:1.48 Sat May 6 10:45:14 2023 +++ src/usr.bin/ktrace/ktrace.1 Mon Feb 12 22:53:21 2024 @@ -1,4 +1,4 @@ -.\" $NetBSD: ktrace.1,v 1.48 2023/05/06 10:45:14 uwe Exp $ +.\" $NetBSD: ktrace.1,v 1.49 2024/02/12 22:53:21 gutteridge Exp $ .\" .\" Copyright (c) 1990, 1993 .\" The Regents of the University of California. All rights reserved. @@ -74,7 +74,7 @@ translations, signal processing, and .Tn I/O . .Pp Once tracing is enabled on a process, trace data will be logged until -either the process exits or the trace point is cleared. +either the process exits or the tracepoint is cleared. A traced process can generate enormous amounts of log data quickly. It is strongly suggested that users memorize how to disable tracing before attempting to trace a process. @@ -110,7 +110,7 @@ processes in the system. .It Fl c Clear .Pq disable -the trace points associated with the specified file or processes. +the tracepoints associated with the specified file or processes. .It Fl d Descendants; perform the operation for all current children of the designated processes. @@ -183,7 +183,7 @@ Same as the .Fl R option, but use absolute timestamps instead. .It Fl t Ar trstr -The string argument represents the kernel trace points, one per letter. +The string argument represents the kernel tracepoints, one per letter. The following table equates the letters with the tracepoints: .Pp .Bl -tag -width flag -compact @@ -215,9 +215,9 @@ trace exec environment .It Cm w trace context switches .It Cm + -trace the default set of trace points (c, e, i, n, s, u) +trace the default set of tracepoints (c, e, i, n, s, u) .It Cm - -do not trace following trace points +do not trace following tracepoints .El .It Fl v Ar version Determines the
CVS commit: src/usr.bin/ktrace
Module Name:src Committed By: gutteridge Date: Mon Feb 12 22:53:21 UTC 2024 Modified Files: src/usr.bin/ktrace: ktrace.1 Log Message: ktrace.1: apply minor spelling consistency Use "tracepoint" consistently, rather than a mix with "trace point", sometimes in the same paragraph. "Breakpoint" and "tracepoint" are most commonly rendered without the space in tech documentation, AFAIK. To generate a diff of this commit: cvs rdiff -u -r1.48 -r1.49 src/usr.bin/ktrace/ktrace.1 Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
CVS commit: src/usr.bin/ktrace
Module Name:src Committed By: uwe Date: Sat May 6 10:45:14 UTC 2023 Modified Files: src/usr.bin/ktrace: ktrace.1 Log Message: ktrace(1): tweak -c wording for clarity To generate a diff of this commit: cvs rdiff -u -r1.47 -r1.48 src/usr.bin/ktrace/ktrace.1 Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files. Modified files: Index: src/usr.bin/ktrace/ktrace.1 diff -u src/usr.bin/ktrace/ktrace.1:1.47 src/usr.bin/ktrace/ktrace.1:1.48 --- src/usr.bin/ktrace/ktrace.1:1.47 Fri Sep 2 03:43:53 2022 +++ src/usr.bin/ktrace/ktrace.1 Sat May 6 10:45:14 2023 @@ -1,4 +1,4 @@ -.\" $NetBSD: ktrace.1,v 1.47 2022/09/02 03:43:53 gutteridge Exp $ +.\" $NetBSD: ktrace.1,v 1.48 2023/05/06 10:45:14 uwe Exp $ .\" .\" Copyright (c) 1990, 1993 .\" The Regents of the University of California. All rights reserved. @@ -103,10 +103,14 @@ The options are as follows: .It Fl a Append to the trace file instead of truncating it. .It Fl C -Disable tracing on all user owned processes, and, if executed by root, all +Clear +.Pq disable +tracing on all user owned processes, and, if executed by root, all processes in the system. .It Fl c -Clear the trace points associated with the specified file or processes. +Clear +.Pq disable +the trace points associated with the specified file or processes. .It Fl d Descendants; perform the operation for all current children of the designated processes. @@ -124,9 +128,12 @@ Read the trace records from .Ar infile and print them in a human readable format to standard out. .It Fl g Ar pgid -Enable (disable) tracing on all processes in the process group (only one +Enable +.Pq disable with Fl c +tracing on all processes in the process group. +Only one .Fl g -flag is permitted). +flag is permitted. .It Fl i Inherit; pass the trace flags to all future children of the designated processes. @@ -161,9 +168,12 @@ Without this option will print its output in a human readable format to standard out. .It Fl p Ar pid -Enable (disable) tracing on the indicated process id (only one +Enable +.Pq disable with Fl c +tracing on the indicated process id. +Only one .Fl p -flag is permitted). +flag is permitted. .It Fl R Display relative time stamps to output. .It Fl s
CVS commit: src/usr.bin/ktrace
Module Name:src Committed By: uwe Date: Sat May 6 10:45:14 UTC 2023 Modified Files: src/usr.bin/ktrace: ktrace.1 Log Message: ktrace(1): tweak -c wording for clarity To generate a diff of this commit: cvs rdiff -u -r1.47 -r1.48 src/usr.bin/ktrace/ktrace.1 Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
CVS commit: src/usr.bin/ktrace
Module Name:src Committed By: gutteridge Date: Fri Sep 2 03:43:53 UTC 2022 Modified Files: src/usr.bin/ktrace: ktrace.1 Log Message: ktrace.1: correct historical reference and minor grammar tweak To generate a diff of this commit: cvs rdiff -u -r1.46 -r1.47 src/usr.bin/ktrace/ktrace.1 Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files. Modified files: Index: src/usr.bin/ktrace/ktrace.1 diff -u src/usr.bin/ktrace/ktrace.1:1.46 src/usr.bin/ktrace/ktrace.1:1.47 --- src/usr.bin/ktrace/ktrace.1:1.46 Wed Nov 18 20:00:15 2020 +++ src/usr.bin/ktrace/ktrace.1 Fri Sep 2 03:43:53 2022 @@ -1,4 +1,4 @@ -.\" $NetBSD: ktrace.1,v 1.46 2020/11/18 20:00:15 wiz Exp $ +.\" $NetBSD: ktrace.1,v 1.47 2022/09/02 03:43:53 gutteridge Exp $ .\" .\" Copyright (c) 1990, 1993 .\" The Regents of the University of California. All rights reserved. @@ -75,7 +75,7 @@ translations, signal processing, and .Pp Once tracing is enabled on a process, trace data will be logged until either the process exits or the trace point is cleared. -A traced process can generate enormous amounts of log data quickly; +A traced process can generate enormous amounts of log data quickly. It is strongly suggested that users memorize how to disable tracing before attempting to trace a process. The following command is sufficient to disable tracing on all user owned @@ -280,6 +280,6 @@ The command appeared in .Bx 4.4 . The -.Nm ktrace +.Nm ktruss command appeared in .Nx 1.5 .
CVS commit: src/usr.bin/ktrace
Module Name:src Committed By: gutteridge Date: Fri Sep 2 03:43:53 UTC 2022 Modified Files: src/usr.bin/ktrace: ktrace.1 Log Message: ktrace.1: correct historical reference and minor grammar tweak To generate a diff of this commit: cvs rdiff -u -r1.46 -r1.47 src/usr.bin/ktrace/ktrace.1 Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
CVS commit: src/usr.bin/ktrace
Module Name:src Committed By: wiz Date: Wed Nov 18 20:00:15 UTC 2020 Modified Files: src/usr.bin/ktrace: ktrace.1 Log Message: Sort options. Prompted by pgoyette. To generate a diff of this commit: cvs rdiff -u -r1.45 -r1.46 src/usr.bin/ktrace/ktrace.1 Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
CVS commit: src/usr.bin/ktrace
Module Name:src Committed By: wiz Date: Wed Nov 18 20:00:15 UTC 2020 Modified Files: src/usr.bin/ktrace: ktrace.1 Log Message: Sort options. Prompted by pgoyette. To generate a diff of this commit: cvs rdiff -u -r1.45 -r1.46 src/usr.bin/ktrace/ktrace.1 Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files. Modified files: Index: src/usr.bin/ktrace/ktrace.1 diff -u src/usr.bin/ktrace/ktrace.1:1.45 src/usr.bin/ktrace/ktrace.1:1.46 --- src/usr.bin/ktrace/ktrace.1:1.45 Sun Mar 29 17:50:23 2020 +++ src/usr.bin/ktrace/ktrace.1 Wed Nov 18 20:00:15 2020 @@ -1,4 +1,4 @@ -.\" $NetBSD: ktrace.1,v 1.45 2020/03/29 17:50:23 sevan Exp $ +.\" $NetBSD: ktrace.1,v 1.46 2020/11/18 20:00:15 wiz Exp $ .\" .\" Copyright (c) 1990, 1993 .\" The Regents of the University of California. All rights reserved. @@ -110,6 +110,10 @@ Clear the trace points associated with t .It Fl d Descendants; perform the operation for all current children of the designated processes. +.It Fl e Ar emulation +If an emulation of a process is unknown, +interpret system call maps assuming the named emulation instead of +default "netbsd". .It Fl f Ar trfile Log trace records to .Ar trfile @@ -160,10 +164,10 @@ readable format to standard out. Enable (disable) tracing on the indicated process id (only one .Fl p flag is permitted). -.It Fl s -Write to the trace file with synchronized I/O. .It Fl R Display relative time stamps to output. +.It Fl s +Write to the trace file with synchronized I/O. .It Fl T Same as the .Fl R @@ -205,14 +209,6 @@ trace the default set of trace points (c .It Cm - do not trace following trace points .El -.It Fl e Ar emulation -If an emulation of a process is unknown, -interpret system call maps assuming the named emulation instead of -default "netbsd". -.It Ar command -Execute -.Ar command -with the specified trace flags. .It Fl v Ar version Determines the .Ar version @@ -220,6 +216,10 @@ of the file generated. Version 0 is the compatible ktrace format, and version 1 is the new format with lwp IDs and nanosecond (instead of microsecond) timestamps. +.It Ar command +Execute +.Ar command +with the specified trace flags. .El .Pp The
CVS commit: src/usr.bin/ktrace
Module Name:src Committed By: sevan Date: Sun Mar 29 17:50:23 UTC 2020 Modified Files: src/usr.bin/ktrace: ktrace.1 Log Message: tense To generate a diff of this commit: cvs rdiff -u -r1.44 -r1.45 src/usr.bin/ktrace/ktrace.1 Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files. Modified files: Index: src/usr.bin/ktrace/ktrace.1 diff -u src/usr.bin/ktrace/ktrace.1:1.44 src/usr.bin/ktrace/ktrace.1:1.45 --- src/usr.bin/ktrace/ktrace.1:1.44 Sun Mar 29 17:48:18 2020 +++ src/usr.bin/ktrace/ktrace.1 Sun Mar 29 17:50:23 2020 @@ -1,4 +1,4 @@ -.\" $NetBSD: ktrace.1,v 1.44 2020/03/29 17:48:18 sevan Exp $ +.\" $NetBSD: ktrace.1,v 1.45 2020/03/29 17:50:23 sevan Exp $ .\" .\" Copyright (c) 1990, 1993 .\" The Regents of the University of California. All rights reserved. @@ -277,7 +277,7 @@ on process 67 .Sh HISTORY The .Nm -command appears in +command appeared in .Bx 4.4 . The .Nm ktrace
CVS commit: src/usr.bin/ktrace
Module Name:src Committed By: sevan Date: Sun Mar 29 17:50:23 UTC 2020 Modified Files: src/usr.bin/ktrace: ktrace.1 Log Message: tense To generate a diff of this commit: cvs rdiff -u -r1.44 -r1.45 src/usr.bin/ktrace/ktrace.1 Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
CVS commit: src/usr.bin/ktrace
Module Name:src Committed By: sevan Date: Sun Mar 29 17:48:18 UTC 2020 Modified Files: src/usr.bin/ktrace: ktrace.1 Log Message: Document ktrace history To generate a diff of this commit: cvs rdiff -u -r1.43 -r1.44 src/usr.bin/ktrace/ktrace.1 Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files. Modified files: Index: src/usr.bin/ktrace/ktrace.1 diff -u src/usr.bin/ktrace/ktrace.1:1.43 src/usr.bin/ktrace/ktrace.1:1.44 --- src/usr.bin/ktrace/ktrace.1:1.43 Thu Jan 8 22:03:42 2015 +++ src/usr.bin/ktrace/ktrace.1 Sun Mar 29 17:48:18 2020 @@ -1,4 +1,4 @@ -.\" $NetBSD: ktrace.1,v 1.43 2015/01/08 22:03:42 riastradh Exp $ +.\" $NetBSD: ktrace.1,v 1.44 2020/03/29 17:48:18 sevan Exp $ .\" .\" Copyright (c) 1990, 1993 .\" The Regents of the University of California. All rights reserved. @@ -29,7 +29,7 @@ .\" .\" @(#)ktrace.1 8.1 (Berkeley) 6/6/93 .\" -.Dd January 8, 2015 +.Dd March 29, 2020 .Dt KTRACE 1 .Os .Sh NAME @@ -279,3 +279,7 @@ The .Nm command appears in .Bx 4.4 . +The +.Nm ktrace +command appeared in +.Nx 1.5 .
CVS commit: src/usr.bin/ktrace
Module Name:src Committed By: sevan Date: Sun Mar 29 17:48:18 UTC 2020 Modified Files: src/usr.bin/ktrace: ktrace.1 Log Message: Document ktrace history To generate a diff of this commit: cvs rdiff -u -r1.43 -r1.44 src/usr.bin/ktrace/ktrace.1 Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
CVS commit: src/usr.bin/ktrace
Module Name:src Committed By: riastradh Date: Thu Jan 8 22:03:42 UTC 2015 Modified Files: src/usr.bin/ktrace: ktrace.1 Log Message: Omit no longer existing l, m from default trace points. To generate a diff of this commit: cvs rdiff -u -r1.42 -r1.43 src/usr.bin/ktrace/ktrace.1 Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
CVS commit: src/usr.bin/ktrace
Module Name:src Committed By: riastradh Date: Thu Jan 8 22:03:42 UTC 2015 Modified Files: src/usr.bin/ktrace: ktrace.1 Log Message: Omit no longer existing l, m from default trace points. To generate a diff of this commit: cvs rdiff -u -r1.42 -r1.43 src/usr.bin/ktrace/ktrace.1 Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files. Modified files: Index: src/usr.bin/ktrace/ktrace.1 diff -u src/usr.bin/ktrace/ktrace.1:1.42 src/usr.bin/ktrace/ktrace.1:1.43 --- src/usr.bin/ktrace/ktrace.1:1.42 Wed Jun 1 22:17:43 2011 +++ src/usr.bin/ktrace/ktrace.1 Thu Jan 8 22:03:42 2015 @@ -1,4 +1,4 @@ -.\ $NetBSD: ktrace.1,v 1.42 2011/06/01 22:17:43 wiz Exp $ +.\ $NetBSD: ktrace.1,v 1.43 2015/01/08 22:03:42 riastradh Exp $ .\ .\ Copyright (c) 1990, 1993 .\ The Regents of the University of California. All rights reserved. @@ -29,7 +29,7 @@ .\ .\ @(#)ktrace.1 8.1 (Berkeley) 6/6/93 .\ -.Dd June 1, 2011 +.Dd January 8, 2015 .Dt KTRACE 1 .Os .Sh NAME @@ -201,7 +201,7 @@ trace exec environment .It Cm w trace context switches .It Cm + -trace the default set of trace points (c, e, i, l, m, n, s, u) +trace the default set of trace points (c, e, i, n, s, u) .It Cm - do not trace following trace points .El
CVS commit: src/usr.bin/ktrace
Module Name:src
Committed By: christos
Date: Thu Jan 24 17:47:59 UTC 2013
Modified Files:
src/usr.bin/ktrace: ktrace.c
Log Message:
use O_CLOEXEC.
To generate a diff of this commit:
cvs rdiff -u -r1.45 -r1.46 src/usr.bin/ktrace/ktrace.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/usr.bin/ktrace/ktrace.c
diff -u src/usr.bin/ktrace/ktrace.c:1.45 src/usr.bin/ktrace/ktrace.c:1.46
--- src/usr.bin/ktrace/ktrace.c:1.45 Fri Sep 16 11:39:26 2011
+++ src/usr.bin/ktrace/ktrace.c Thu Jan 24 12:47:58 2013
@@ -1,4 +1,4 @@
-/* $NetBSD: ktrace.c,v 1.45 2011/09/16 15:39:26 joerg Exp $ */
+/* $NetBSD: ktrace.c,v 1.46 2013/01/24 17:47:58 christos Exp $ */
/*-
* Copyright (c) 1988, 1993
@@ -39,7 +39,7 @@ __COPYRIGHT(@(#) Copyright (c) 1988, 19
#if 0
static char sccsid[] = @(#)ktrace.c 8.2 (Berkeley) 4/28/95;
#else
-__RCSID($NetBSD: ktrace.c,v 1.45 2011/09/16 15:39:26 joerg Exp $);
+__RCSID($NetBSD: ktrace.c,v 1.46 2013/01/24 17:47:58 christos Exp $);
#endif
#endif /* not lint */
@@ -70,7 +70,6 @@ static int rpid(char *);
__dead static void usage(void);
static int do_ktrace(const char *, int, int, int, int, int);
__dead static void no_ktrace(int);
-static void fset(int fd, int flag);
static void fclear(int fd, int flag);
#ifdef KTRUSS
@@ -270,17 +269,6 @@ rpid(char *p)
}
static void
-fset(int fd, int flag)
-{
- int oflag = fcntl(fd, F_GETFL, 0);
-
- if (oflag == -1)
- err(EXIT_FAILURE, Cannot get file flags);
- if (fcntl(fd, F_SETFL, oflag | flag) == -1)
- err(EXIT_FAILURE, Cannot set file flags);
-}
-
-static void
fclear(int fd, int flag)
{
int oflag = fcntl(fd, F_GETFL, 0);
@@ -340,11 +328,9 @@ do_ktrace(const char *tracefile, int ver
(!tracefile || strcmp(tracefile, -) == 0)) {
int pi[2], dofork;
- if (pipe(pi) 0)
+ if (pipe2(pi, O_CLOEXEC) == -1)
err(EXIT_FAILURE, pipe(2));
- fset(pi[0], FD_CLOEXEC);
- fset(pi[1], FD_CLOEXEC);
dofork = (pid == getpid());
if (dofork) {
CVS commit: src/usr.bin/ktrace
Module Name:src Committed By: christos Date: Thu Jan 24 17:47:59 UTC 2013 Modified Files: src/usr.bin/ktrace: ktrace.c Log Message: use O_CLOEXEC. To generate a diff of this commit: cvs rdiff -u -r1.45 -r1.46 src/usr.bin/ktrace/ktrace.c Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
CVS commit: src/usr.bin/ktrace
Module Name:src Committed By: wiz Date: Wed Jun 1 22:17:43 UTC 2011 Modified Files: src/usr.bin/ktrace: ktrace.1 Log Message: Bump date for previous. To generate a diff of this commit: cvs rdiff -u -r1.41 -r1.42 src/usr.bin/ktrace/ktrace.1 Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files. Modified files: Index: src/usr.bin/ktrace/ktrace.1 diff -u src/usr.bin/ktrace/ktrace.1:1.41 src/usr.bin/ktrace/ktrace.1:1.42 --- src/usr.bin/ktrace/ktrace.1:1.41 Wed Jun 1 21:28:33 2011 +++ src/usr.bin/ktrace/ktrace.1 Wed Jun 1 22:17:43 2011 @@ -1,4 +1,4 @@ -.\ $NetBSD: ktrace.1,v 1.41 2011/06/01 21:28:33 alnsn Exp $ +.\ $NetBSD: ktrace.1,v 1.42 2011/06/01 22:17:43 wiz Exp $ .\ .\ Copyright (c) 1990, 1993 .\ The Regents of the University of California. All rights reserved. @@ -29,7 +29,7 @@ .\ .\ @(#)ktrace.1 8.1 (Berkeley) 6/6/93 .\ -.Dd April 27, 2011 +.Dd June 1, 2011 .Dt KTRACE 1 .Os .Sh NAME
CVS commit: src/usr.bin/ktrace
Module Name:src Committed By: wiz Date: Wed Jun 1 22:17:43 UTC 2011 Modified Files: src/usr.bin/ktrace: ktrace.1 Log Message: Bump date for previous. To generate a diff of this commit: cvs rdiff -u -r1.41 -r1.42 src/usr.bin/ktrace/ktrace.1 Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
CVS commit: src/usr.bin/ktrace
Module Name:src
Committed By: yamt
Date: Sat Feb 5 15:22:17 UTC 2011
Modified Files:
src/usr.bin/ktrace: ktrace.c
Log Message:
update usage
To generate a diff of this commit:
cvs rdiff -u -r1.43 -r1.44 src/usr.bin/ktrace/ktrace.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/usr.bin/ktrace/ktrace.c
diff -u src/usr.bin/ktrace/ktrace.c:1.43 src/usr.bin/ktrace/ktrace.c:1.44
--- src/usr.bin/ktrace/ktrace.c:1.43 Sun Jan 11 03:05:23 2009
+++ src/usr.bin/ktrace/ktrace.c Sat Feb 5 15:22:17 2011
@@ -1,4 +1,4 @@
-/* $NetBSD: ktrace.c,v 1.43 2009/01/11 03:05:23 christos Exp $ */
+/* $NetBSD: ktrace.c,v 1.44 2011/02/05 15:22:17 yamt Exp $ */
/*-
* Copyright (c) 1988, 1993
@@ -39,7 +39,7 @@
#if 0
static char sccsid[] = @(#)ktrace.c 8.2 (Berkeley) 4/28/95;
#else
-__RCSID($NetBSD: ktrace.c,v 1.43 2009/01/11 03:05:23 christos Exp $);
+__RCSID($NetBSD: ktrace.c,v 1.44 2011/02/05 15:22:17 yamt Exp $);
#endif
#endif /* not lint */
@@ -296,7 +296,7 @@
usage(void)
{
-#define TRPOINTS [AaceilmnsUuvw+-]
+#define TRPOINTS [AaceilmnSsuvw+-]
#ifdef KTRUSS
(void)fprintf(stderr, usage:\t%s
[-aCcdilnRT] [-e emulation] [-f infile] [-g pgrp]
CVS commit: src/usr.bin/ktrace
Module Name:src Committed By: yamt Date: Sat Feb 5 15:22:17 UTC 2011 Modified Files: src/usr.bin/ktrace: ktrace.c Log Message: update usage To generate a diff of this commit: cvs rdiff -u -r1.43 -r1.44 src/usr.bin/ktrace/ktrace.c Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
