Date: Sun, 20 Sep 2009 21:42:38 +0000 (UTC) From: Jilles Tjoelker <jilles@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r197371 - head/bin/sh Message-ID: <200909202142.n8KLgc0i068318@svn.freebsd.org>
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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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