From b87d30c785679b37a2ec7242881f0d0b819c738d Mon Sep 17 00:00:00 2001
From: Andreas Schwab <schwab@redhat.com>
Date: Fri, 11 Jun 2010 15:49:36 +0200
Subject: Document -C/-D

* strace.c (usage): Document -C.
* strace.1: Document -D.
---
 strace.1 | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

(limited to 'strace.1')

diff --git a/strace.1 b/strace.1
index a98b9f9..95fee64 100644
--- a/strace.1
+++ b/strace.1
@@ -43,7 +43,7 @@ strace \- trace system calls and signals
 .SH SYNOPSIS
 .B strace
 [
-.B \-CdffhiqrtttTvxx
+.B \-CdDffhiqrtttTvxx
 ]
 [
 .BI \-a column
@@ -84,6 +84,9 @@ strace \- trace system calls and signals
 .B strace
 .B \-c
 [
+.B \-D
+]
+[
 .BI \-e expr
 ]
 \&...
@@ -255,6 +258,13 @@ Like
 .B \-c
 but also print regular output while processes are running.
 .TP
+.B \-D
+(Not available on SVR4 and FreeBSD.)
+Run tracer process as a detached grandchild, not as parent of the
+tracee.  This reduces the visible effect of
+.B strace
+by keeping the tracee a direct child of the calling process.
+.TP
 .B \-d
 Show some debugging output of
 .B strace
-- 
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