Add an always-on inode64 feature

As I (and others) will be backporting the fix in
de6fddc
pretty far, I want a way for sysadmins and OS builders to
be able to reliably see when their version of ostree has this fix
(Because comparing version numbers isn't portable).

Makefile-tests.am

@@ -61,6 +61,7 @@ test_programs = \
 	tests/test-repo-finder-mount \
 	$(NULL)
 _installed_or_uninstalled_test_scripts = \
+	tests/test-features.sh \
 	tests/test-basic.sh \
 	tests/test-basic-bare-split-xattrs.sh \
 	tests/test-basic-user.sh \

configure.ac

@@ -82,7 +82,10 @@ AM_COND_IF([BUILDOPT_TSAN],
 LT_PREREQ([2.2.4])
 LT_INIT([disable-static])
 
-OSTREE_FEATURES=""
+dnl We have an always-on feature now to signify the fix for 
+dnl https://github.com/ostreedev/ostree/pull/2874/commits/de6fddc6adee09a93901243dc7074090828a1912
+dnl "commit: fix ostree deployment on 64-bit inode fs"
+OSTREE_FEATURES="inode64"
 AC_SUBST([OSTREE_FEATURES])
 
 GLIB_TESTS

tests/inst/src/repobin.rs

@@ -9,7 +9,10 @@ use sh_inline::{bash, bash_command};
 use with_procspawn_tempdir::with_procspawn_tempdir;
 
 pub(crate) fn itest_basic() -> Result<()> {
-    bash!(r"ostree --help >/dev/null")?;
+    // This helps verify we're running at least relatively new code
+    // as inode64 was added recently.  It's just a sanity check that
+    // we can run the binary too.
+    bash!(r"ostree --version |grep -q -e '- inode64'")?;
     Ok(())
 }
 

tests/test-features.sh

@@ -0,0 +1,29 @@
+#!/bin/bash
+#
+# Copyright (C) 2015 Red Hat, Inc.
+#
+# SPDX-License-Identifier: LGPL-2.0+
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2 of the License, or (at your option) any later version.
+#
+# This library 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
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library. If not, see <https://www.gnu.org/licenses/>.
+
+set -euo pipefail
+
+. $(dirname $0)/libtest.sh
+
+if ! $CMD_PREFIX ostree --version | grep -q -e '- inode64'; then
+    fatal missing inode64 feature
+fi
+tap_ok "inode64 feature"
+
+tap_end