vlfeat: Add OpenMP support and enable aarch64 builds (#23938)

mingw-w64-vlfeat/PKGBUILD

@@ -4,14 +4,19 @@ _realname=vlfeat
 pkgbase=mingw-w64-${_realname}
 pkgname=("${MINGW_PACKAGE_PREFIX}-${_realname}")
 pkgver=0.9.21
-pkgrel=3
+pkgrel=4
 pkgdesc="The VLFeat open source library implements popular computer vision algorithms specializing in image understanding and local features extraction and matching. (mingw-w64)"
 arch=('any')
-mingw_arch=('mingw32' 'mingw64' 'ucrt64' 'clang64')
-license=(BSD)
+mingw_arch=('mingw64' 'ucrt64' 'clang64' 'clangarm64')
 url="https://www.vlfeat.org/"
-depends=("${MINGW_PACKAGE_PREFIX}-gcc-libs")
-makedepends=("${MINGW_PACKAGE_PREFIX}-cc" "groff")
+msys2_repository_url="https://github.com/vlfeat/vlfeat"
+msys2_references=(
+  'aur: vlfeat'
+)
+license=('spdx:BSD-2-Clause')
+depends=("${MINGW_PACKAGE_PREFIX}-omp")
+makedepends=("${MINGW_PACKAGE_PREFIX}-cc"
+            "groff")
 source=("https://www.vlfeat.org/download/${_realname}-${pkgver}.tar.gz"
         "01-vlfeat-0.9.20-1-buildsys.mingw.patch"
         "02-Makefile-fix-arch-detection.patch"
@@ -23,20 +28,39 @@ sha256sums=('8cbf686fd008e3d119c3a0986ffd06e4c3d9448b6f4721a9cc9bb4964c82ff55'
             '84151ec314d5b63fee45eb91ac7c9a1181fb4361d41f40fc1707763c1ce5e55a'
             'afe3ff1fb934d768cf3dc7c5f498b2acc05f80d56194ca5653c1ef1bb3789f0e')
 
+apply_patch_with_msg() {
+  for _patch in "$@"
+  do
+    msg2 "Applying ${_patch}"
+    patch -Nbp1 -i "${srcdir}/${_patch}"
+  done
+}
+
 prepare() {
-  # Replace minizip with external
   cd "${srcdir}"/${_realname}-${pkgver}
-  patch -p1 -i "${srcdir}/01-vlfeat-0.9.20-1-buildsys.mingw.patch"
-  patch -p1 -i "${srcdir}/02-Makefile-fix-arch-detection.patch"
+
+  # Replace minizip with external
+  apply_patch_with_msg \
+    01-vlfeat-0.9.20-1-buildsys.mingw.patch \
+    02-Makefile-fix-arch-detection.patch
 
   # https://github.com/vlfeat/vlfeat/pull/200.patch
-  patch -p1 -i "${srcdir}/03-fix-openmp-building-with-gcc.patch"
+  apply_patch_with_msg \
+    03-fix-openmp-building-with-gcc.patch
 
-  patch -p1 -i "${srcdir}/04-remove-fpic-rpath-for-clang.patch"
+  apply_patch_with_msg \
+    04-remove-fpic-rpath-for-clang.patch
 }
 
 build() {
   cd "${srcdir}"/${_realname}-${pkgver}
+
+  if [[ ${CARCH} == aarch64 ]]; then
+    export DISABLE_SSE2=yes
+    export DISABLE_AVX=yes
+  fi 
+
+  DISABLE_OPENMP=no \
   make all
 }