From 7f35091808003f46181f9ce2c83e3350df79c89c Mon Sep 17 00:00:00 2001
From: Rafael Sachetto <rsachetto@gmail.com>
Date: Tue, 30 Mar 2021 14:10:29 -0300
Subject: [PATCH] Fixing build error when MPI is set but not found

---
 bsbash/find_functions.sh |  7 +++++++
 build.sh                 | 10 +++++-----
 2 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/bsbash/find_functions.sh b/bsbash/find_functions.sh
index 6e4dd7a6..4e4bd9f8 100644
--- a/bsbash/find_functions.sh
+++ b/bsbash/find_functions.sh
@@ -115,6 +115,13 @@ FIND_MPI () {
 		MPI_INCLUDE_PATH=''
 	fi
 
+	if [ ! -d "$MPI_INCLUDE_PATH" ] || [ ! -d "$MPI_LIBRARY_PATH" ]; then
+		MPI_FOUND=''
+		MPI_INCLUDE_PATH=''
+		MPI_LIBRARY_PATH=''
+		MPI_LIBRARIES=''
+	fi
+
 	export MPI_FOUND
 	export MPI_LIBRARIES
 	export MPI_LIBRARY_PATH
diff --git a/build.sh b/build.sh
index a020808b..407dfecf 100755
--- a/build.sh
+++ b/build.sh
@@ -222,25 +222,25 @@ if [ -n "$COMPILE_MPI" ]; then
       if [ -n "$MPI_INCLUDE_PATH" ]; then
         INCLUDE_P="-I$MPI_INCLUDE_PATH"
       fi
-      COMPILE_EXECUTABLE "MonoAlg3D_batch" "$SRC_FILES" "$HDR_FILES" "$STATIC_DEPS" "$DYNAMIC_DEPS" "$EXTRA_LIB_PATH" "$INCLUDE_P"
+      COMPILE_EXECUTABLE "MonoAlg3D_batch" "$SRC_FILES" "$HDR_FILES" "$STATIC_DEPS" "$DYNAMIC_DEPS" "$CUDA_LIBRARY_PATH $EXTRA_LIB_PATH" "$INCLUDE_P"
   fi
 
 fi
 
 if [ -n "$COMPILE_GUI" ]; then
-    COMPILE_EXECUTABLE "MonoAlg3D_visualizer" "src/main_visualizer.c" "" "$STATIC_DEPS" "$DYNAMIC_DEPS" "$EXTRA_LIB_PATH $LIBRARY_OUTPUT_DIRECTORY"
+    COMPILE_EXECUTABLE "MonoAlg3D_visualizer" "src/main_visualizer.c" "" "$STATIC_DEPS" "$DYNAMIC_DEPS" "$CUDA_LIBRARY_PATH $EXTRA_LIB_PATH $LIBRARY_OUTPUT_DIRECTORY"
 fi
 
 if [ -n "$COMPILE_CONVERTER" ]; then
-    COMPILE_EXECUTABLE "MonoAlg3D_converter" "src/main_converter.c" "" "$STATIC_DEPS" "$DYNAMIC_DEPS" "$EXTRA_LIB_PATH $LIBRARY_OUTPUT_DIRECTORY"
+    COMPILE_EXECUTABLE "MonoAlg3D_converter" "src/main_converter.c" "" "$STATIC_DEPS" "$DYNAMIC_DEPS" "$CUDA_LIBRARY_PATH $EXTRA_LIB_PATH $LIBRARY_OUTPUT_DIRECTORY"
 fi
 
 if [ -n "$COMPILE_FIBER_CONVERTER" ]; then
-    COMPILE_EXECUTABLE "MonoAlg3D_fiber_converter" "src/main_fiber_converter.c" "" "$STATIC_DEPS" "$DYNAMIC_DEPS" "$EXTRA_LIB_PATH $LIBRARY_OUTPUT_DIRECTORY"
+    COMPILE_EXECUTABLE "MonoAlg3D_fiber_converter" "src/main_fiber_converter.c" "" "$STATIC_DEPS" "$DYNAMIC_DEPS" "$CUDA_LIBRARY_PATH $EXTRA_LIB_PATH $LIBRARY_OUTPUT_DIRECTORY"
 fi
 
 if [ -n "$COMPILE_POSTPROCESSOR" ]; then
-    COMPILE_EXECUTABLE "MonoAlg3D_postprocessor" "src/main_postprocessor.c" "" "$STATIC_DEPS" "$DYNAMIC_DEPS" "$EXTRA_LIB_PATH $LIBRARY_OUTPUT_DIRECTORY"
+    COMPILE_EXECUTABLE "MonoAlg3D_postprocessor" "src/main_postprocessor.c" "" "$STATIC_DEPS" "$DYNAMIC_DEPS" "$CUDA_LIBRARY_PATH $EXTRA_LIB_PATH $LIBRARY_OUTPUT_DIRECTORY"
 	ADD_SUBDIRECTORY "src/postprocessing_library/"
 fi