1 files changed, 60 insertions, 0 deletions
diff --git a/t/extra-portability3.sh b/t/extra-portability3.sh
new file mode 100755
index 000000000..13d608469
--- /dev/null
+++ b/t/extra-portability3.sh
@@ -0,0 +1,60 @@
+#! /bin/sh
+# Copyright (C) 2011-2012 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
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+# Check interactions between the 'portability-recursive' and
+# 'extra-portability' warning categories.
+
+. ./defs || Exit 1
+
+# We want (almost) complete control over automake options.
+AUTOMAKE="$am_original_AUTOMAKE --foreign -Werror"
+
+cat >>configure.ac <<END
+AC_PROG_CC
+AC_PROG_RANLIB
+AC_OUTPUT
+END
+
+$ACLOCAL
+
+cat >Makefile.am <<'END'
+baz = $(foo$(bar))
+lib_LIBRARIES = libfoo.a
+libfoo_a_SOURCES = foo.c
+END
+
+# 'extra-portability' implies 'portability-recursive'.
+AUTOMAKE_fails -Wextra-portability
+grep 'requires.*AM_PROG_AR' stderr
+grep 'recursive variable expansion' stderr
+
+# We can disable 'extra-portability' while leaving
+# 'portability-recursive' intact.
+AUTOMAKE_fails -Wportability-recursive -Wno-extra-portability
+grep 'requires.*AM_PROG_AR' stderr && Exit 1
+grep 'recursive variable expansion' stderr
+
+# We can disable 'portability-recursive' while leaving
+# 'extra-portability' intact.
+AUTOMAKE_fails -Wextra-portability -Wno-portability-recursive
+grep 'requires.*AM_PROG_AR' stderr
+grep 'recursive variable expansion' stderr && Exit 1
+
+# Disabling 'portability' disables 'portability-recursive' and
+# 'extra-portability'.
+$AUTOMAKE -Wextra-portability -Wno-portability
+
+: