CC_FOR_BUILD

conda-forge · Nov 7, 2024 · 0cc3d85 · 0cc3d85
1 parent 353f042
commit 0cc3d85
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/recipe/build.sh b/recipe/build.sh
@@ -35,6 +35,14 @@ if [[ ! -z "$mpi" && "$mpi" != "nompi" ]]; then
     export CC_FOR_BUILD=$BUILD_PREFIX/bin/mpicc
     export CXX_FOR_BUILD=$BUILD_PREFIX/bin/mpic++
     export FC_FOR_BUILD=$BUILD_PREFIX/bin/mpifort
+    if [[ "$mpi" == "openmpi" ]]; then
+      # openmpi compilers are binaries, so always need to use build prefix
+      # linking is governed by environment variables
+      # openmpi env enables cross-compile by default in conda-build
+      export CC=$CC_FOR_BUILD
+      export CXX=$CXX_FOR_BUILD
+      export FC=$FC_FOR_BUILD
+    fi
   else
     export CC_FOR_BUILD=$PREFIX/bin/mpicc
     export CXX_FOR_BUILD=$PREFIX/bin/mpic++