svn commit: r255065 - in stable/9: bin/sh tools/regression/bin/sh/parser

[Jilles Tjoelker]

Author: jilles
Date: Fri Aug 30 10:07:10 2013
New Revision: 255065
URL: http://svnweb.freebsd.org/changeset/base/255065

Log:
  MFC r254335: sh: Allow a lone redirection before '|', ';;' or ';&'.
  
  Example: </dev/null | :
  
  PR:		181240

Added:
  stable/9/tools/regression/bin/sh/parser/only-redir2.0
     - copied unchanged from r254335, head/tools/regression/bin/sh/parser/only-redir2.0
  stable/9/tools/regression/bin/sh/parser/only-redir3.0
     - copied unchanged from r254335, head/tools/regression/bin/sh/parser/only-redir3.0
  stable/9/tools/regression/bin/sh/parser/only-redir4.0
     - copied unchanged from r254335, head/tools/regression/bin/sh/parser/only-redir4.0
Modified:
  stable/9/bin/sh/parser.c
Directory Properties:
  stable/9/bin/sh/   (props changed)
  stable/9/tools/regression/bin/sh/   (props changed)

Modified: stable/9/bin/sh/parser.c
==============================================================================
--- stable/9/bin/sh/parser.c	Fri Aug 30 10:01:19 2013	(r255064)
+++ stable/9/bin/sh/parser.c	Fri Aug 30 10:07:10 2013	(r255065)
@@ -576,6 +576,9 @@ TRACE(("expecting DO got %s %s\n", tokna
 	case TSEMI:
 	case TAND:
 	case TOR:
+	case TPIPE:
+	case TENDCASE:
+	case TFALLTHRU:
 		/*
 		 * An empty command before a ; doesn't make much sense, and
 		 * should certainly be disallowed in the case of `if ;'.

Copied: stable/9/tools/regression/bin/sh/parser/only-redir2.0 (from r254335, head/tools/regression/bin/sh/parser/only-redir2.0)
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ stable/9/tools/regression/bin/sh/parser/only-redir2.0	Fri Aug 30 10:07:10 2013	(r255065, copy of r254335, head/tools/regression/bin/sh/parser/only-redir2.0)
@@ -0,0 +1,2 @@
+# $FreeBSD$
+</dev/null | :

Copied: stable/9/tools/regression/bin/sh/parser/only-redir3.0 (from r254335, head/tools/regression/bin/sh/parser/only-redir3.0)
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ stable/9/tools/regression/bin/sh/parser/only-redir3.0	Fri Aug 30 10:07:10 2013	(r255065, copy of r254335, head/tools/regression/bin/sh/parser/only-redir3.0)
@@ -0,0 +1,2 @@
+# $FreeBSD$
+case x in x) </dev/null ;; esac

Copied: stable/9/tools/regression/bin/sh/parser/only-redir4.0 (from r254335, head/tools/regression/bin/sh/parser/only-redir4.0)
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ stable/9/tools/regression/bin/sh/parser/only-redir4.0	Fri Aug 30 10:07:10 2013	(r255065, copy of r254335, head/tools/regression/bin/sh/parser/only-redir4.0)
@@ -0,0 +1,2 @@
+# $FreeBSD$
+case x in x) </dev/null ;& esac