From 2fbfb64135192ced886d5a7c5d8066d89a2fdcb7 Mon Sep 17 00:00:00 2001
From: Andreas Baumann <mail@andreasbaumann.cc>
Date: Fri, 11 Feb 2022 21:04:10 +0100
Subject: extra/opencv: fixed SSE2/SSE switches, fixed -latomic for i486,
 removed cuddn/cuda

---
 extra/opencv/PKGBUILD | 47 ++++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 44 insertions(+), 3 deletions(-)

(limited to 'extra/opencv/PKGBUILD')

diff --git a/extra/opencv/PKGBUILD b/extra/opencv/PKGBUILD
index 41d30c74..3ae856c0 100644
--- a/extra/opencv/PKGBUILD
+++ b/extra/opencv/PKGBUILD
@@ -1,6 +1,3 @@
-# temporary workaround for FS#70653
-sha256sums[0]='ae258ed50aa039279c3d36afdea5c6ecf762515836b27871a8957c610d0424f8'
-
 # Qt6 (lrelease) is linked against icu68, icu 69 is current version
 makedepends+=(icu68)
 
@@ -8,3 +5,47 @@ makedepends+=(icu68)
 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
+
-- 
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