Modernize a spec file

perl-Digest-HMAC.spec

@@ -1,14 +1,30 @@
 Name:           perl-Digest-HMAC
 Version:        1.03
-Release:        23%{?dist}
+Release:        24%{?dist}
 Summary:        Keyed-Hashing for Message Authentication
 License:        GPL+ or Artistic
 URL:            https://metacpan.org/release/Digest-HMAC
 Source0:        https://cpan.metacpan.org/authors/id/G/GA/GAAS/Digest-HMAC-%{version}.tar.gz
 BuildArch:      noarch
+BuildRequires:  make
 BuildRequires:  perl-generators
-BuildRequires:  perl(Digest::MD5), perl(Digest::SHA1), perl(ExtUtils::MakeMaker)
-Requires:       perl(:MODULE_COMPAT_%(eval "`%{__perl} -V:version`"; echo $version))
+BuildRequires:  perl-interpreter
+BuildRequires:  perl(:VERSION) >= 5.4
+BuildRequires:  perl(ExtUtils::MakeMaker) >= 6.76
+# Run-time:
+BuildRequires:  perl(Digest::MD5) >= 2
+BuildRequires:  perl(Digest::SHA) >= 1
+BuildRequires:  perl(Exporter)
+BuildRequires:  perl(strict)
+BuildRequires:  perl(vars)
+# Tests:
+# Config not used on Linux
+Requires:       perl(:MODULE_COMPAT_%(eval "`perl -V:version`"; echo $version))
+Requires:       perl(Digest::MD5) >= 2
+Requires:       perl(Digest::SHA) >= 1
+
+# Remove under-specified dependencies
+%global __requires_exclude %{?__requires_exclude:%{__requires_exclude}|}^perl\\(Digest::(MD5|SHA)\\)$
 
 %description
 HMAC is used for message integrity checks between two parties that
@@ -19,27 +35,20 @@ RFC 2104.
 HMAC follow the common Digest:: interface, but the constructor takes
 the secret key and the name of some other simple Digest:: as argument.
 
-
 %prep
 %setup -q -n Digest-HMAC-%{version} 
 
-
 %build
-%{__perl} Makefile.PL INSTALLDIRS=vendor
-make %{?_smp_mflags}
-
+perl Makefile.PL NO_PACKLIST=1 NO_PERLLOCAL=1 INSTALLDIRS=vendor
+%{make_build}
 
 %install
-make pure_install PERL_INSTALL_ROOT=$RPM_BUILD_ROOT
-find $RPM_BUILD_ROOT -type f -name .packlist -exec rm -f {} ';'
-find $RPM_BUILD_ROOT -type d -depth -exec rmdir {} 2>/dev/null ';'
-chmod -R u+w $RPM_BUILD_ROOT/*
-
+%{make_install}
+%{_fixperms} $RPM_BUILD_ROOT/*
 
 %check
 make test
 
-
 %files
 %doc Changes README
 %{perl_vendorlib}/Digest/
@@ -47,6 +56,9 @@ make test
 
 
 %changelog
+* Fri Feb 14 2020 Petr Pisar <ppisar@redhat.com> - 1.03-24
+- Modernize a spec file
+
 * Wed Jan 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1.03-23
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild