From dffaf42e5eac3822bd6b44e9749fc8e5f48fb99c Mon Sep 17 00:00:00 2001
From: Efraim Flashner <efraim@flashner.co.il>
Date: Mon, 12 Jun 2023 08:52:33 +0300
Subject: [PATCH] gnu: vtk: Fix building on riscv64-linux.

* gnu/packages/image-processing.scm (vtk)[arguments]: Adjust
configure-flags when building for riscv64-linux to link with '-latomic'.
---
 gnu/packages/image-processing.scm | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/image-processing.scm b/gnu/packages/image-processing.scm
index 6ecb9dd0a8..12d18a555a 100644
--- a/gnu/packages/image-processing.scm
+++ b/gnu/packages/image-processing.scm
@@ -385,7 +385,10 @@ many popular formats.")
                "-DVTK_SMP_ENABLE_OPENNMP=ON"
                "-DVTK_SMP_ENABLE_TBB=ON"
                "-DVTK_USE_MPI=ON"
-               )
+               #$@(if (target-riscv64?)
+                    '("-DCMAKE_SHARED_LINKER_FLAGS=-latomic"
+                      "-DCMAKE_EXE_LINKER_FLAGS=-latomic")
+                    '()))
 
            #:phases
            #~(modify-phases %standard-phases