1 files changed, 51 insertions, 0 deletions
diff --git a/extra/opencv/PKGBUILD b/extra/opencv/PKGBUILD
new file mode 100644
index 00000000..3ae856c0
--- /dev/null
+++ b/extra/opencv/PKGBUILD
@@ -0,0 +1,51 @@
+# Qt6 (lrelease) is linked against icu68, icu 69 is current version
+makedepends+=(icu68)
+
+# no vtk yet on i486
+if [ "$CARCH" = 'i486' ]; then
+  makedepends=(${makedepends[@]//vtk/})
+fi
+
+# no cuda
+makedepends=(${makedepends[@]//cudnn/})
+
+eval "$(
+ declare -f build | \
+  declare -f package_opencv-cuda | \
+    sed '
+      s/cudnn//g
+    '
+)"
+
+# disable SSE2 on i686 and i486
+if [ "$CARCH" = 'i486' -o "$CARCH" = 'i686' ]; then
+  eval "$(
+    declare -f build | \
+      sed '
+        s/-DCPU_BASELINE_REQUIRE=SSE2/-DCPU_BASELINE_DISABLE=SSE2/g
+      '
+  )"
+fi
+
+# disable SSE on i486
+if [ "$CARCH" = 'i486' ]; then
+  eval "$(
+    declare -f build | \
+      sed '
+        /_opts=/ a \
+          _opts+=" -DCPU_BASELINE_DISABLE=SSE"
+      '
+  )"
+fi
+
+# -latomic on i486
+if [ "$CARCH" == 'i486' ]; then
+  eval "$(
+    declare -f build | \
+      sed '
+        /_opts=/ a \
+          _opts+=" -DCMAKE_CXX_STANDARD_LIBRARIES=-latomic"
+      '
+  )"
+fi
+