The following reply was made to PR bin/25542; it has been noted by GNATS.
From:
dfilter@... (dfilter service)
To:
bug-followup@...
Cc:
Subject: Re: bin/25542: commit references a PR
Date: Sun, 20 Sep 2009 21:42:52 +0000 (UTC)
Author: jilles
Date: Sun Sep 20 21:42:38 2009
New Revision: 197371
URL:
http://svn.freebsd.org/changeset/base/197371
Log:
Mention that NUL characters are not allowed in sh(1) input.
I do not consider this a bug because POSIX permits it and argument strings
and environment variables cannot contain '\0' anyway.
PR: bin/25542
MFC after: 2 weeks
Modified:
head/bin/sh/sh.1
Modified: head/bin/sh/sh.1
==============================================================================
--- head/bin/sh/sh.1 Sun Sep 20 19:32:10 2009 (r197370)
+++ head/bin/sh/sh.1 Sun Sep 20 21:42:38 2009 (r197371)
@@ -375,6 +375,10 @@ introduces a comment if used at the begi
The word starting with
.Ql #
and the rest of the line are ignored.
+.Pp
+.Tn ASCII
+.Dv NUL
+characters (character code 0) are not allowed in shell input.
.Ss Quoting
Quoting is used to remove the special meaning of certain characters
or words to the shell, such as operators, whitespace, keywords,
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