%global gitbranch       edge
%global gitcommit       7d5dcea
%global gitcommit_short %(echo %{gitcommit} | cut -c1-7)

# Stripping the LTO release binary takes a long time and we ship the binary
# as-is; skip the separate -debuginfo subpackage.
%global debug_package %{nil}

Name:           xenia-edge
Version:        0^g%{gitcommit_short}
Release:        1%{?dist}
Summary:        Xbox 360 emulator research project (Edge fork)

License:        BSD-3-Clause
URL:            https://github.com/has207/xenia-edge
# Sources are fetched in %%prep via `git clone --recursive`; COPR project l4s
# has enable_net=true so this works inside mock as well.

ExclusiveArch:  aarch64

BuildRequires:  cmake >= 3.20
BuildRequires:  ninja-build
BuildRequires:  clang
BuildRequires:  llvm
BuildRequires:  lld
BuildRequires:  git
BuildRequires:  python3
BuildRequires:  gcc-c++
BuildRequires:  make

# Graphics / shader tooling
BuildRequires:  mesa-libGL-devel
BuildRequires:  mesa-libGLU-devel
BuildRequires:  mesa-vulkan-drivers
BuildRequires:  vulkan-loader-devel
BuildRequires:  vulkan-headers

# Window system / input
BuildRequires:  libxcb-devel
BuildRequires:  libX11-devel
BuildRequires:  libX11-xcb
BuildRequires:  xcb-util-devel
BuildRequires:  SDL2-devel

# wxWidgets bundled-build deps (GTK3 backend)
BuildRequires:  gtk3-devel
BuildRequires:  fontconfig-devel
BuildRequires:  expat-devel
BuildRequires:  zlib-devel

# Audio
BuildRequires:  alsa-lib-devel

# Misc
BuildRequires:  lz4-devel
BuildRequires:  pkgconfig

%description
Xenia Edge is a research fork of the Xenia Canary Xbox 360 emulator
focused on faster iteration, higher default game compatibility, and
improved usability and platform support.

%prep
rm -rf %{name}-%{version}
git clone --depth=1 --branch %{gitbranch} %{url} %{name}-%{version}
cd %{name}-%{version}
git fetch --depth=1 origin %{gitcommit}
git checkout %{gitcommit}
# Skip submodules we never compile on aarch64 Linux. The .update=none entries
# are honored by `git submodule update --init` (including the one that
# `xenia-build.py setup` runs in %%build), so these repos stay un-cloned.
#   * DirectX-Headers / DirectXShaderCompiler: Windows-only D3D12 paths
#   * metal-cpp:                                macOS Metal backend
#   * xbyak:                                    x86_64 JIT emitter
git config submodule.third_party/DirectXShaderCompiler.update none
git config submodule.third_party/DirectX-Headers.update none
git config submodule.third_party/metal-cpp.update none
git config submodule.third_party/xbyak.update none

# Pre-fetch submodules with per-submodule retries — parallel `git submodule
# update -j N` against the github CDN trips its rate limiter, and worse the
# parallel codepath can leave empty submodule dirs on partial failures while
# still exiting 0 (cmake then errors on "no SOURCES"). Walk the list serially
# and retry each one until it actually checks out.
git submodule init
git submodule sync
# Iterate in the current shell (no pipe → no subshell) so `exit 1` aborts %%prep.
submodules=$(git submodule foreach --quiet 'echo $sm_path')
for sm in $submodules; do
  if [ "$(git config --get "submodule.${sm}.update" 2>/dev/null || true)" = "none" ]; then
    echo "skip ${sm} (update=none)"
    continue
  fi
  ok=
  for attempt in 1 2 3 4 5 6 7 8; do
    rm -rf -- "${sm}" ".git/modules/${sm}"
    git submodule init -- "${sm}" >/dev/null
    if git submodule update --depth=1 -- "${sm}"; then
      ok=1
      break
    fi
    echo "${sm}: attempt ${attempt} failed, retrying in $((attempt * 5))s..." >&2
    sleep $((attempt * 5))
  done
  if [ -z "$ok" ]; then
    echo "submodule ${sm}: exhausted retries" >&2
    exit 1
  fi
done

%build
cd %{name}-%{version}
export CC=clang
export CXX=clang++
# Reset the distro hardening flags — they include -fstack-protector-strong and
# other options that conflict with xenia's vendored third_party builds.
# Also downgrade clang 19+'s default error on incompatible pointer types so
# xenia's ffmpeg-xenia codec_list (uses FFCodec*/AVCodec* interchangeably)
# compiles; -w alone does not affect default-error diagnostics.
export CFLAGS="-Wno-error=incompatible-pointer-types"
export CXXFLAGS="-Wno-error=incompatible-pointer-types"
export LDFLAGS=

# xb setup does non-recursive submodule init + cmake configure on Linux.
./xenia-build.py setup
./xenia-build.py build --config=release -- -j%{?_smp_build_ncpus}%{!?_smp_build_ncpus:1}

%install
cd %{name}-%{version}

install -Dpm0755 build/bin/Linux/Release/xenia_edge %{buildroot}%{_bindir}/xenia_edge
install -Dpm0644 assets/xenia_edge.desktop %{buildroot}%{_datadir}/applications/xenia_edge.desktop

for sz in 16 32 48 64 128 256 512; do
  install -Dpm0644 assets/icon/${sz}.png \
    %{buildroot}%{_datadir}/icons/hicolor/${sz}x${sz}/apps/xenia_edge.png
done

%files
%license %{name}-%{version}/LICENSE
%doc %{name}-%{version}/README.md
%{_bindir}/xenia_edge
%{_datadir}/applications/xenia_edge.desktop
%{_datadir}/icons/hicolor/*/apps/xenia_edge.png

%changelog
%autochangelog