test harness: improve catching of usage errors in script 'test-driver'

[platform/upstream/automake.git] / m4 / gcj.m4

diff --git a/m4/gcj.m4 b/m4/gcj.m4
index 49dbe1f..aebabc1 100644 (file)
--- a/m4/gcj.m4
+++ b/m4/gcj.m4
@@ -1,21 +1,18 @@
 # Check for Java compiler.                                  -*- Autoconf -*-
 # For now we only handle the GNU compiler.
 
-# Copyright (C) 1999, 2000, 2003, 2005, 2009, 2011 Free Software
-# Foundation, Inc.
+# Copyright (C) 1999-2013 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.
 
-# serial 1
-
-AC_DEFUN([AM_PROG_GCJ],[
-AC_CHECK_TOOLS(GCJ, gcj, gcj)
+AC_DEFUN([AM_PROG_GCJ],
+[AC_CHECK_TOOLS([GCJ], [gcj], [gcj])
 test -z "$GCJ" && AC_MSG_ERROR([no acceptable gcj found in \$PATH])
 if test "x${GCJFLAGS-unset}" = xunset; then
    GCJFLAGS="-g -O2"
 fi
-AC_SUBST(GCJFLAGS)
+AC_SUBST([GCJFLAGS])
 _AM_IF_OPTION([no-dependencies],, [_AM_DEPENDENCIES(GCJ)])
 ])