Add llama.cpp

Fixes #17808

mingw-w64-llama.cpp/PKGBUILD

@@ -0,0 +1,74 @@
+_realname=llama.cpp
+pkgbase=mingw-w64-${_realname}
+pkgname=("${MINGW_PACKAGE_PREFIX}-${_realname}")
+pkgver=r980.f31b5397
+pkgrel=1
+pkgdesc="Port of Facebook's LLaMA model in C/C++ (mingw-w64)"
+arch=('any')
+mingw_arch=('ucrt64' 'clang64')
+url="https://github.com/ggerganov/llama.cpp"
+license=('spdx:MIT')
+depends=(
+  "${MINGW_PACKAGE_PREFIX}-openblas"
+  "${MINGW_PACKAGE_PREFIX}-gcc-libs"
+)
+makedepends=(
+  "${MINGW_PACKAGE_PREFIX}-cmake"
+  "${MINGW_PACKAGE_PREFIX}-ninja"
+  "${MINGW_PACKAGE_PREFIX}-cc"
+  'git'
+)
+_commit='f31b5397143009d682db90fd2a6cde83f1ef00eb'
+source=("${_realname}"::"git+https://github.com/ggerganov/llama.cpp.git#commit=${_commit}")
+sha256sums=('SKIP')
+
+pkgver() {
+  cd "${srcdir}/${_realname}"
+
+  printf "r%s.%s" "$(git rev-list --count "${_commit}")" "$(git rev-parse --short "${_commit}")"
+}
+
+prepare() {
+  cd "${srcdir}/${_realname}"
+}
+
+build() {
+  mkdir -p "${srcdir}/build-${MSYSTEM}" && cd "${srcdir}/build-${MSYSTEM}"
+
+  declare -a extra_config
+  if check_option "debug" "n"; then
+    extra_config+=("-DCMAKE_BUILD_TYPE=Release")
+  else
+    extra_config+=("-DCMAKE_BUILD_TYPE=Debug")
+  fi
+
+  MSYS2_ARG_CONV_EXCL="-DCMAKE_INSTALL_PREFIX=" \
+    "${MINGW_PREFIX}"/bin/cmake.exe \
+      -GNinja \
+      -DCMAKE_INSTALL_PREFIX="${MINGW_PREFIX}" \
+      "${extra_config[@]}" \
+      -DBUILD_SHARED_LIBS=ON \
+      -DLLAMA_BLAS=ON \
+      -DLLAMA_BLAS_VENDOR=OpenBLAS \
+      ../${_realname}
+
+  "${MINGW_PREFIX}"/bin/cmake.exe --build .
+}
+
+package() {
+  cd "${srcdir}/build-${MSYSTEM}"
+
+  DESTDIR="${pkgdir}" "${MINGW_PREFIX}"/bin/cmake.exe --install .
+
+  # Install the examples by prefixing them with llama.cpp
+  # except main.exe, which gets installed as plain llama.cpp.exe
+  cd "${pkgdir}${MINGW_PREFIX}"
+  for i in bin/*.{exe,py}; do
+    mv "${i}" "${pkgdir}${MINGW_PREFIX}/bin/${_realname}-${i//bin\//}"
+  done
+  cd -
+  mv "${pkgdir}${MINGW_PREFIX}/bin/${_realname}-main.exe" \
+    "${pkgdir}${MINGW_PREFIX}/bin/${_realname}.exe"
+
+  install -Dm644 "${srcdir}/${_realname}/LICENSE" "${pkgdir}${MINGW_PREFIX}/share/licenses/${_realname}/LICENSE"
+}