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+%bcond_without tests
+
+Name:           alex
+Version:        3.2.7.4
+Release:        1
+Summary:        Alex is a tool for generating lexical analysers in Haskell
+License:        BSD-3-Clause
+URL:            https://hackage.haskell.org/package/%{name}
+Source0:        https://hackage.haskell.org/package/%{name}-%{version}/%{name}-%{version}.tar.gz
+BuildRequires:  ghc-Cabal-devel
+BuildRequires:  ghc-array-devel
+BuildRequires:  ghc-array-prof
+BuildRequires:  ghc-base-devel
+BuildRequires:  ghc-base-prof
+BuildRequires:  ghc-containers-devel
+BuildRequires:  ghc-containers-prof
+BuildRequires:  ghc-directory-devel
+BuildRequires:  ghc-directory-prof
+BuildRequires:  ghc-rpm-macros
+ExcludeArch:    %{ix86}
+%if %{with tests}
+BuildRequires:  ghc-process-devel
+BuildRequires:  ghc-process-prof
+%endif
+
+%description
+Alex is a tool for generating lexical analysers in Haskell. It takes a
+description of tokens based on regular expressions and generates a Haskell
+module containing code for scanning text efficiently. It is similar to the tool
+lex or flex for C/C++.
+
+%prep
+%autosetup
+
+%build
+%ghc_bin_build
+
+%install
+%ghc_bin_install
+
+%check
+%cabal_test
+
+%files
+%license LICENSE
+%doc CHANGELOG.md README.md examples
+%{_bindir}/%{name}
+%dir %{_datadir}/%{name}-%{version}
+%{_datadir}/%{name}-%{version}/AlexTemplate.hs
+%{_datadir}/%{name}-%{version}/AlexWrappers.hs
+
+%changelog
+* Tue Aug 22 2023 Lin Runze <lrzlin@163.com> 3.2.7.4-1
+- Initial packaging (Version 3.2.7.4)