From bf32ea7df2167fa3d1e1b17f870f91eb99f8cbb7 Mon Sep 17 00:00:00 2001
From: Andrea Bocci <andrea.bocci@cern.ch>
Date: Tue, 23 Jan 2024 11:08:04 +0100
Subject: [PATCH] Disable the vendor specific random number generators in
 Alpaka (NVIDIA cuRAND, AMD rocRAND, Intel DPL)

---
 scram-tools.file/tools/alpaka/alpaka-rocm.xml | 1 -
 scram-tools.file/tools/alpaka/alpaka.xml      | 4 ++++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/scram-tools.file/tools/alpaka/alpaka-rocm.xml b/scram-tools.file/tools/alpaka/alpaka-rocm.xml
index eb0285bab3d..d33be6a13b4 100644
--- a/scram-tools.file/tools/alpaka/alpaka-rocm.xml
+++ b/scram-tools.file/tools/alpaka/alpaka-rocm.xml
@@ -1,7 +1,6 @@
 <tool name="alpaka-rocm" version="@TOOL_VERSION@">
   <use name="alpaka"/>
   <use name="rocm"/>
-  <use name="rocm-rocrand"/>
   <!-- host comiplation should run with ALPAKA_HOST_ONLY defined -->
   <flags CXXFLAGS="-DALPAKA_ACC_GPU_HIP_ENABLED -DALPAKA_HOST_ONLY"/>
   <flags GENREFLEX_CPPFLAGS="-DALPAKA_ACC_GPU_HIP_ENABLED -DALPAKA_HOST_ONLY"/>
diff --git a/scram-tools.file/tools/alpaka/alpaka.xml b/scram-tools.file/tools/alpaka/alpaka.xml
index 7bd410dc735..a21cd4c76cd 100644
--- a/scram-tools.file/tools/alpaka/alpaka.xml
+++ b/scram-tools.file/tools/alpaka/alpaka.xml
@@ -9,4 +9,8 @@
   <flags CXXFLAGS="-DALPAKA_DEFAULT_HOST_MEMORY_ALIGNMENT=128"/>
   <flags CUDA_FLAGS="-DALPAKA_DEFAULT_HOST_MEMORY_ALIGNMENT=128"/>
   <flags GENREFLEX_CPPFLAGS="-DALPAKA_DEFAULT_HOST_MEMORY_ALIGNMENT=128"/>
+  <!-- disable the vendor specific random number generators (NVIDIA cuRAND, AMD rocRAND, Intel DPL) -->
+  <flags CXXFLAGS="-DALPAKA_DISABLE_VENDOR_RNG"/>
+  <flags CUDA_FLAGS="-DALPAKA_DISABLE_VENDOR_RNG"/>
+  <flags GENREFLEX_CPPFLAGS="-DALPAKA_DISABLE_VENDOR_RNG"/>
 </tool>