%global commit          c42850ecab8784d874d10bfb309a0acd25280c87
%global shortcommit     c42850e
# Untagged upstream: pin the exact commit. Its hash output must stay stable
# (cnt.cid survives dump/restore), so never bump without re-verifying the digests.
%global snapdate        20250716
# CREATE EXTENSION xxhash; artifacts ship as xxhash.* regardless of the RPM name.
%global extname         xxhash
%global extver          0.0.2
# Bundled xxHash sources are 0.8.3 (CHANGELOG).
%global xxhashver       0.8.3

Name:           pg_xxhash
Version:        %{extver}^%{snapdate}g%{shortcommit}
Release:        1%{?dist}
Summary:        Fast xxHash hashing functions for PostgreSQL

License:        MIT AND BSD-2-Clause
URL:            https://github.com/hatarist/pg_xxhash
Source0:        %{url}/archive/%{commit}/%{name}-%{shortcommit}.tar.gz

BuildRequires:  gcc
BuildRequires:  make
BuildRequires:  postgresql-server-devel
Requires:       postgresql-server

# xxHash (BSD-2-Clause) is vendored into the extension's .so, not linked.
Provides:       bundled(xxhash) = %{xxhashver}

%description
pg_xxhash exposes the xxHash family (xxh32, xxh64, xxh3_64, xxh128) as
PostgreSQL functions for fast, non-cryptographic hashing of text and binary
values.

%prep
%autosetup -n %{name}-%{commit}

%build
# jit=off: ship no LLVM bitcode (with_llvm=no), per the deployment contract.
%make_build USE_PGXS=1 PG_CONFIG=%{_bindir}/pg_config with_llvm=no

%install
%make_install USE_PGXS=1 PG_CONFIG=%{_bindir}/pg_config with_llvm=no

%check
# No running server in the offline chroot: smoke-check the built artifacts only.
test -f %{buildroot}%{_libdir}/pgsql/%{extname}.so
test -f %{buildroot}%{_datadir}/pgsql/extension/%{extname}.control
grep -q "default_version = '%{extver}'" \
    %{buildroot}%{_datadir}/pgsql/extension/%{extname}.control

%files
%license LICENSE
%doc README.md CHANGELOG.md
%{_libdir}/pgsql/%{extname}.so
%{_datadir}/pgsql/extension/%{extname}.control
# 0.0.2 has no standalone base script; CREATE EXTENSION resolves it via
# 0.0.1 + the 0.0.1--0.0.2 upgrade, so ship every script (glob).
%{_datadir}/pgsql/extension/%{extname}--*.sql

%changelog
* Tue Jun 30 2026 Bahtiar `kalkin-` Gadimov <bahtiar@gadimov.de> - 0.0.2^20250716gc42850e-1
- Initial package of pg_xxhash at c42850e (xxHash 0.8.3)