2 files changed, 37 insertions, 0 deletions
diff --git a/extra/openvdb/PKGBUILD b/extra/openvdb/PKGBUILD
new file mode 100644
index 00000000..4f9dfd9c
--- /dev/null
+++ b/extra/openvdb/PKGBUILD
@@ -0,0 +1,25 @@
+# problems with python numpy on i486
+if [ "$CARCH" = 'i486' ]; then
+  eval "$(
+    declare -f build | \
+      sed '
+        s/-DUSE_NUMPY=ON/-DUSE_NUMPY=OFF/
+      '
+  )"
+fi
+
+# -latomic on i486
+if [ "$CARCH" = 'i486' ]; then
+  source+=('openvdb-8.0.1-i486-atomic.patch')
+  sha512sums+=('e539db12513dbc62f7421504ef3751ca8f0b27c33250e80b47b979ba11e949060ebc96667a938d6baad47d0079c95a1714bee970e6627f99aa0790b5dfcfcc9f')
+eval "$(
+  {
+    declare -f prepare || \
+    printf 'prepare() {\n}\n'
+  } \
+  | sed '
+    $i cd "$srcdir/$pkgname-$pkgver" \
+       patch -Np1 -i "$srcdir/openvdb-8.0.1-i486-atomic.patch"
+  '
+)"
+fi
diff --git a/extra/openvdb/openvdb-8.0.1-i486-atomic.patch b/extra/openvdb/openvdb-8.0.1-i486-atomic.patch
new file mode 100644
index 00000000..767111df
--- /dev/null
+++ b/extra/openvdb/openvdb-8.0.1-i486-atomic.patch
@@ -0,0 +1,12 @@
+diff -rauN openvdb-8.0.1/openvdb/openvdb/CMakeLists.txt openvdb-8.0.1-i486-atomic-patch/openvdb/openvdb/CMakeLists.txt
+--- openvdb-8.0.1/openvdb/openvdb/CMakeLists.txt	2021-02-05 20:21:38.000000000 +0100
++++ openvdb-8.0.1-i486-atomic-patch/openvdb/openvdb/CMakeLists.txt	2021-05-04 19:51:06.381394733 +0200
+@@ -166,7 +166,7 @@
+ endif()
+ 
+ if(USE_BLOSC OR USE_ZLIB)
+-  list(APPEND OPENVDB_CORE_DEPENDENT_LIBS ZLIB::ZLIB)
++  list(APPEND OPENVDB_CORE_DEPENDENT_LIBS ZLIB::ZLIB atomic)
+ endif()
+ 
+ list(APPEND OPENVDB_CORE_DEPENDENT_LIBS