Enable `errexit' shell flag in some test scripts.

* tests/dash.test: Enable `errexit' shell flag, and related
changes.
* tests/defun.test: Likewise.
* tests/defun2.test: Likewise.
* tests/dejagnu.test: Likewise.
* tests/double.test: Likewise.
* tests/distcom2.test: Likewise.
* tests/empty2.test: Likewise.
* tests/empty3.test: Likewise.
* tests/empty4.test: Likewise.
* tests/exdir.test: Likewise.
* tests/ext.test: Likewise.
* tests/extra.test: Likewise.
* tests/extra2.test: Likewise.
* tests/extra3.test: Likewise.
* tests/extra4.test: Likewise.
* tests/flibs.test: Likewise.
* tests/fnoc.test: Likewise.
* tests/fo.test: Likewise.
* tests/instexec.test: Likewise.
* tests/ltdeps.test: Likewise.
* tests/nodep.test: Likewise.
* tests/nodepcomp.test: Likewise.
* tests/f90only.test: Likewise, and remove botched/obsoleted
comments and unecessary commands.
* tests/fonly.test: Likewise, and removed botched/obsolted
comments and unecessary commands.
* tests/discover.test: Likewise, and made stricter.

Signed-off-by: Ralf Wildenhues <Ralf.Wildenhues@gmx.de>

1 files changed, 7 insertions, 3 deletions

diff --git a/tests/discover.test b/tests/discover.test
index 36293f7a2..0e4faa3b1 100755
--- a/tests/discover.test
+++ b/tests/discover.test
@@ -1,5 +1,6 @@
 #! /bin/sh
-# Copyright (C) 1996, 1997, 2000, 2001, 2002  Free Software Foundation, Inc.
+# Copyright (C) 1996, 1997, 2000, 2001, 2002, 2010 Free Software
+# Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -33,6 +34,9 @@ END
 
 : > fsusage.c
 
-$ACLOCAL || Exit 1
-$AUTOMAKE 2>&1 | $FGREP fsusage.c || Exit 1
+$ACLOCAL
+AUTOMAKE_fails
+
+grep 'automatically discovered.*fsusage\.c.*explicitly mentioned' stderr
+
 Exit 0