svn commit: r197748 - stable/7/bin/sh

Jilles Tjoelker jilles at
Sun Oct 4 17:16:12 UTC 2009

Author: jilles
Date: Sun Oct  4 17:16:11 2009
New Revision: 197748

  MFC r197371: 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

  stable/7/bin/sh/   (props changed)

Modified: stable/7/bin/sh/sh.1
--- stable/7/bin/sh/sh.1	Sun Oct  4 16:30:33 2009	(r197747)
+++ stable/7/bin/sh/sh.1	Sun Oct  4 17:16:11 2009	(r197748)
@@ -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.
+.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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