%global gitbranch       nvidia-l4t
# Full 40-char SHA; the GitLab CI keeps this in sync with upstream HEAD
# (uploadpack.allowAnySHA1InWant honors full hashes only).
%global gitcommit       28a28c26bf5e4010dc2ac00dec780556b6cca796
%global gitcommit_short %(echo %{gitcommit} | cut -c1-7)

# Already-stripped binary; skip auto -debuginfo.
%global debug_package %{nil}

Name:           rpcs3
Version:        0^g%{gitcommit_short}
Release:        1%{?dist}
Summary:        PS3 emulator (mrcmunir aarch64/L4T fork of RPCS3)

License:        GPL-2.0-only
URL:            https://github.com/mrcmunir/%{name}
# Sources fetched in %%prep via `git clone`; COPR project l4s has
# enable_net=true so this works inside mock as well.

ExclusiveArch:  aarch64

BuildRequires:  cmake >= 3.28
BuildRequires:  ninja-build
BuildRequires:  clang >= 19
BuildRequires:  clang-devel
BuildRequires:  llvm-devel
BuildRequires:  llvm-static
BuildRequires:  lld
BuildRequires:  gcc-c++
BuildRequires:  git
BuildRequires:  python3
BuildRequires:  perl
BuildRequires:  nasm
BuildRequires:  make
BuildRequires:  pkgconfig

# Audio
BuildRequires:  alsa-lib-devel
BuildRequires:  pulseaudio-libs-devel
BuildRequires:  openal-soft-devel

# Graphics / window system
BuildRequires:  mesa-libGL-devel
BuildRequires:  mesa-libGLU-devel
BuildRequires:  vulkan-loader-devel
BuildRequires:  vulkan-headers
BuildRequires:  glew-devel
BuildRequires:  glm-devel
BuildRequires:  libX11-devel
BuildRequires:  libXext-devel
BuildRequires:  libxcb-devel
BuildRequires:  wayland-devel
BuildRequires:  wayland-protocols-devel
BuildRequires:  libxkbcommon-devel

# Qt (qtbase, declarative, svg, multimedia)
BuildRequires:  qt6-qtbase-devel
BuildRequires:  qt6-qtbase-private-devel
BuildRequires:  qt6-qtmultimedia-devel
BuildRequires:  qt6-qtsvg-devel
BuildRequires:  qt6-qtdeclarative-devel
BuildRequires:  qt6-qttools-devel

# Input / misc
BuildRequires:  SDL3-devel
BuildRequires:  libevdev-devel
BuildRequires:  libudev-devel
BuildRequires:  systemd-devel

# Networking / crypto / multimedia
BuildRequires:  libcurl-devel
BuildRequires:  libunwind-devel

# System OpenCV (USE_SYSTEM_OPENCV=ON in CI)
BuildRequires:  opencv-devel

# Misc
BuildRequires:  zlib-devel
BuildRequires:  zlib-static

%description
RPCS3 is an open-source Sony PlayStation 3 emulator and debugger. This
package builds the mrcmunir nvidia-l4t branch — an aarch64/Linux-for-Tegra
fork targeting Nintendo Switch hardware running L4T.

%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}

# Submodules we never compile here (mirrors .ci/build-linux-aarch64.sh's
# skip list): bundled LLVM (we link against the system llvm), bundled
# OpenCV (USE_SYSTEM_OPENCV=ON), bundled SDL (USE_SYSTEM_SDL=ON), bundled
# curl (USE_SYSTEM_CURL=ON), bundled zlib (system zlib).
git config submodule.3rdparty/llvm/llvm.update none
git config submodule.3rdparty/opencv/opencv.update none
git config submodule.3rdparty/libsdl-org/SDL.update none
git config submodule.3rdparty/curl/curl.update none
git config submodule.3rdparty/zlib/zlib.update none

# Per-submodule retry loop. `git submodule foreach` is a no-op on a fresh
# clone, so read paths directly from .gitmodules and walk them serially.
# Parallel updates hit GitHub's rate limiter and can leave empty submodule
# directories on partial failures (cmake then errors with "no SOURCES").
git submodule init
git submodule sync
submodules=$(git config --file .gitmodules --get-regexp 'submodule\..*\.path' | awk '{print $2}')
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

# Top-up any nested submodules that the top-level loop didn't reach.
for attempt in 1 2 3 4 5; do
  if git submodule update --init --recursive --depth=1 \
      $(awk '/path/ && !/llvm/ && !/opencv/ && !/libsdl-org/ && !/curl/ && !/zlib/ { print $3 }' .gitmodules); then
    break
  fi
  echo "nested submodule fetch attempt ${attempt} failed, retrying in $((attempt * 5))s..." >&2
  sleep $((attempt * 5))
done

%build
cd %{name}-%{version}
export CC=clang
export CXX=clang++
# Drop distro hardening flags — they conflict with several of the vendored
# 3rdparty builds (asmjit, FAudio, etc.).
export CFLAGS=
export CXXFLAGS=
export LDFLAGS=

cmake -S . -B build -G Ninja                              \
    -DCMAKE_INSTALL_PREFIX=/usr                           \
    -DCMAKE_BUILD_TYPE=Release                            \
    -DCMAKE_C_COMPILER=clang                              \
    -DCMAKE_CXX_COMPILER=clang++                          \
    -DCMAKE_EXE_LINKER_FLAGS="-fuse-ld=lld"               \
    -DCMAKE_MODULE_LINKER_FLAGS="-fuse-ld=lld"            \
    -DCMAKE_SHARED_LINKER_FLAGS="-fuse-ld=lld"            \
    -DUSE_NATIVE_INSTRUCTIONS=OFF                         \
    -DUSE_PRECOMPILED_HEADERS=OFF                         \
    -DUSE_SDL=ON                                          \
    -DUSE_SYSTEM_SDL=ON                                   \
    -DUSE_SYSTEM_CURL=ON                                  \
    -DUSE_SYSTEM_FFMPEG=OFF                               \
    -DUSE_SYSTEM_OPENCV=ON                                \
    -DUSE_DISCORD_RPC=ON                                  \
    -DBUILD_LLVM=OFF                                      \
    -DSTATIC_LINK_LLVM=ON                                 \
    -DWITH_LLVM=ON                                        \
    -DOpenGL_GL_PREFERENCE=LEGACY

cmake --build build -j%{?_smp_build_ncpus}%{!?_smp_build_ncpus:1}

%install
cd %{name}-%{version}
DESTDIR=%{buildroot} cmake --install build

%files
%license %{name}-%{version}/LICENSE
%doc %{name}-%{version}/README.md
%{_bindir}/rpcs3
%{_datadir}/applications/rpcs3.desktop
%{_datadir}/icons/hicolor/48x48/apps/rpcs3.png
%{_datadir}/icons/hicolor/scalable/apps/rpcs3.svg
%{_datadir}/metainfo/rpcs3.metainfo.xml
%{_datadir}/rpcs3/

%changelog
%autochangelog