Update to rra-c-util 7.2 and C TAP Harness 4.3

Update to rra-c-util 7.2:

* Improve configure output for krb5-config testing.
* Define UINT32_MAX for systems that don't have it.
* Add SPDX-License-Identifier headers to all substantial source files.
* Fix new warnings from GCC 7 and Clang warnings.
* Require Test::Strict 0.25 or later to run those tests.
* Fix off-by-one error in return-value checks for snprintf.
* Use Autoconf to probe for supported warning flags.
* Fix running module-version-t -u with current versions of Perl.
* Use C_TAP_SOURCE and C_TAP_BUILD instead of SOURCE and BUILD.

Update to C TAP Harness 4.3:

* Add support for valgrind and libtool in test lists.
* Report test failures as left and right, not wanted and expected.
* Fix string comparisons with NULL pointers and the string "(null)".
* Add SPDX-License-Identifier headers to all substantial source files.
* Avoid zero-length realloc allocations in breallocarray.
* Fix new warnings from GCC 7 and Clang warnings.
* Use C_TAP_SOURCE and C_TAP_BUILD instead of SOURCE and BUILD.

4 files changed, 20 insertions, 10 deletions

diff --git a/perl/t/docs/pod-spelling.t b/perl/t/docs/pod-spelling.t
index 6debd42..94d7503 100755
--- a/perl/t/docs/pod-spelling.t
+++ b/perl/t/docs/pod-spelling.t
@@ -3,10 +3,10 @@
 # Check for spelling errors in POD documentation.
 #
 # The canonical version of this file is maintained in the rra-c-util package,
-# which can be found at <http://www.eyrie.org/~eagle/software/rra-c-util/>.
+# which can be found at <https://www.eyrie.org/~eagle/software/rra-c-util/>.
 #
 # Written by Russ Allbery <eagle@eyrie.org>
-# Copyright 2013, 2014
+# Copyright 2013-2014
 #     The Board of Trustees of the Leland Stanford Junior University
 #
 # Permission is hereby granted, free of charge, to any person obtaining a
@@ -26,6 +26,8 @@
 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 # DEALINGS IN THE SOFTWARE.
+#
+# SPDX-License-Identifier: MIT
 
 use 5.006;
 use strict;
diff --git a/perl/t/docs/pod.t b/perl/t/docs/pod.t
index 674ce30..5fcfcdf 100755
--- a/perl/t/docs/pod.t
+++ b/perl/t/docs/pod.t
@@ -3,10 +3,10 @@
 # Check all POD documents for POD formatting errors.
 #
 # The canonical version of this file is maintained in the rra-c-util package,
-# which can be found at <http://www.eyrie.org/~eagle/software/rra-c-util/>.
+# which can be found at <https://www.eyrie.org/~eagle/software/rra-c-util/>.
 #
 # Written by Russ Allbery <eagle@eyrie.org>
-# Copyright 2012, 2013, 2014
+# Copyright 2012-2014
 #     The Board of Trustees of the Leland Stanford Junior University
 #
 # Permission is hereby granted, free of charge, to any person obtaining a
@@ -26,6 +26,8 @@
 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 # DEALINGS IN THE SOFTWARE.
+#
+# SPDX-License-Identifier: MIT
 
 use 5.006;
 use strict;
diff --git a/perl/t/style/minimum-version.t b/perl/t/style/minimum-version.t
index e4eeafd..7698c2b 100755
--- a/perl/t/style/minimum-version.t
+++ b/perl/t/style/minimum-version.t
@@ -3,10 +3,10 @@
 # Check that too-new features of Perl are not being used.
 #
 # The canonical version of this file is maintained in the rra-c-util package,
-# which can be found at <http://www.eyrie.org/~eagle/software/rra-c-util/>.
+# which can be found at <https://www.eyrie.org/~eagle/software/rra-c-util/>.
 #
 # Written by Russ Allbery <eagle@eyrie.org>
-# Copyright 2013, 2014
+# Copyright 2013-2014
 #     The Board of Trustees of the Leland Stanford Junior University
 #
 # Permission is hereby granted, free of charge, to any person obtaining a
@@ -26,6 +26,8 @@
 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 # DEALINGS IN THE SOFTWARE.
+#
+# SPDX-License-Identifier: MIT
 
 use 5.006;
 use strict;
diff --git a/perl/t/style/strict.t b/perl/t/style/strict.t
index 7137b15..a3d2a3e 100755
--- a/perl/t/style/strict.t
+++ b/perl/t/style/strict.t
@@ -3,10 +3,11 @@
 # Test Perl code for strict, warnings, and syntax.
 #
 # The canonical version of this file is maintained in the rra-c-util package,
-# which can be found at <http://www.eyrie.org/~eagle/software/rra-c-util/>.
+# which can be found at <https://www.eyrie.org/~eagle/software/rra-c-util/>.
 #
 # Written by Russ Allbery <eagle@eyrie.org>
-# Copyright 2013, 2014
+# Copyright 2016 Russ Allbery <eagle@eyrie.org>
+# Copyright 2013-2014
 #     The Board of Trustees of the Leland Stanford Junior University
 #
 # Permission is hereby granted, free of charge, to any person obtaining a
@@ -26,6 +27,8 @@
 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 # DEALINGS IN THE SOFTWARE.
+#
+# SPDX-License-Identifier: MIT
 
 use 5.006;
 use strict;
@@ -39,8 +42,9 @@ use Test::RRA qw(skip_unless_automated use_prereq);
 # Skip for normal user installs since this doesn't affect functionality.
 skip_unless_automated('Strictness tests');
 
-# Load prerequisite modules.
-use_prereq('Test::Strict');
+# Load prerequisite modules.  At least 0.25 is needed to recognize that having
+# use 5.012 or later automatically implies use strict.
+use_prereq('Test::Strict', '0.25');
 
 # Test everything in the distribution directory except the Build and
 # Makefile.PL scripts generated by Module::Build.  We also want to check use