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From: Jilles Tjoelker <jilles@FreeBSD.org>
Date: Sat, 6 Mar 2010 17:09:22 +0000 (UTC)
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Subject: svn commit: r204801 - in head: bin/sh
	tools/regression/bin/sh/builtins
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Author: jilles
Date: Sat Mar  6 17:09:22 2010
New Revision: 204801
URL: http://svn.freebsd.org/changeset/base/204801

Log:
  sh: Make sure to popredir() even if a special builtin caused an error.

Added:
  head/tools/regression/bin/sh/builtins/command9.0   (contents, props changed)
Modified:
  head/bin/sh/eval.c

Modified: head/bin/sh/eval.c
==============================================================================
--- head/bin/sh/eval.c	Sat Mar  6 16:57:53 2010	(r204800)
+++ head/bin/sh/eval.c	Sat Mar  6 17:09:22 2010	(r204801)
@@ -914,6 +914,9 @@ cmddone:
 			backcmd->nleft = memout.nextc - memout.buf;
 			memout.buf = NULL;
 		}
+		if (cmdentry.u.index != EXECCMD &&
+				(e == -1 || e == EXERROR || e == EXEXEC))
+			popredir();
 		if (e != -1) {
 			if ((e != EXERROR && e != EXEXEC)
 			    || cmdentry.special)
@@ -922,8 +925,6 @@ cmddone:
 			if (flags != EV_BACKCMD)
 				FORCEINTON;
 		}
-		if (cmdentry.u.index != EXECCMD)
-			popredir();
 	} else {
 #ifdef DEBUG
 		trputs("normal command:  ");  trargs(argv);

Added: head/tools/regression/bin/sh/builtins/command9.0
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ head/tools/regression/bin/sh/builtins/command9.0	Sat Mar  6 17:09:22 2010	(r204801)
@@ -0,0 +1,14 @@
+# $FreeBSD$
+
+failures=0
+
+check() {
+	if ! eval "[ $* ]"; then
+		echo "Failed: $*"
+		: $((failures += 1))
+	fi
+}
+
+check '"$({ command eval shift x 2>/dev/null; } >/dev/null; echo hi)" = hi'
+
+exit $((failures > 0))