Implement fall-back search for cudart

build/configure

@@ -25366,6 +25366,7 @@ then :
     fi # end of 64-bit decision tree
     pkg-config --version > /dev/null
     use_pkg_config=$?
+    if test "x${CUDAFLAGS}${CUDALDFLAGS}" = "x"; then
       if test "x$use_pkg_config" = "x0"; then
         # pkg-config is available
         declare -a pkg_array=$(pkg-config --list-all | grep cudart)
@@ -25377,6 +25378,11 @@ then :
     	CUDAFLAGS=$(pkg-config --cflags ${cuda_pkg})
     	CUDALDFLAGS=$(pkg-config --libs ${cuda_pkg})
         fi # end of CUDA runtime decision tree
+        echo $CUDALDFLAGS | grep cudart > /dev/null
+        cudart_check=$?
+        if test "x${cudart_check}" != "x0"; then
+          CUDALDFLAGS="$CUDALDFLAGS -lcudart"
+        fi
       else
         # pkg-config is not available
         if test -f /usr/local/cuda/include/cuda.h; then
@@ -25390,9 +25396,10 @@ then :
           CUDALDFLAGS="-L${CUDA_HOME}/lib64 -lcudart"
         fi
       fi # end of pkg-config decision tree
+    fi # end of CUDAFLAGS user override protection
     if test "x${MAGMA_ROOT}${MAGMA_HOME}${MAGMA_DIR}" = "x"; then
       # MAGMA environment is not defined
-      if "x$use_pkg_config" = "x0"; then
+      if test "x$use_pkg_config" = "x0"; then
         # use pkg-config to search for MAGMA
         declare -a pkg_array=$(pkg-config --list-all | grep magma)
         for i in "${pkg_array[@]}"; do echo "$i" | cut --delimiter=" " -f1; done | grep magma > /dev/null
@@ -25401,7 +25408,7 @@ then :
 	  # MAGMA was found
 	  magma_pkg=$(for i in "${pkg_array[@]}"; do echo "$i" | cut --delimiter=" " -f1; done | grep magma)
 	  MAGMA_INCLUDE=$(pkg-config --cflags-only-I ${magma_pkg})
-	  MAGMA_LIBS_DIR=$(pkg-config --cflags-only-L ${magma_pkg})
+	  MAGMA_LIBS_DIR=$(pkg-config --libs-only-L ${magma_pkg})
           export MAGMAFLAGS="-DUSE_MAGMA ${MAGMA_ILP64_FLAG} $CUDAFLAGS ${MAGMA_INCLUDE}"
           export MAGMALDFLAGS="$CUDALDFLAGS ${MAGMA_LIBS_DIR} -lmagma"
 	fi # end of MAGMA decision tree
@@ -25459,6 +25466,7 @@ else case e in #(
     fi # end of 64-bit decision tree
     pkg-config --version > /dev/null
     use_pkg_config=$?
+    if test "x${CUDAFLAGS}${CUDALDFLAGS}" = "x"; then
       if test "x$use_pkg_config" = "x0"; then
         # pkg-config is available
         declare -a pkg_array=$(pkg-config --list-all | grep cudart)
@@ -25470,6 +25478,11 @@ else case e in #(
     	CUDAFLAGS=$(pkg-config --cflags ${cuda_pkg})
     	CUDALDFLAGS=$(pkg-config --libs ${cuda_pkg})
         fi # end of CUDA runtime decision tree
+        echo $CUDALDFLAGS | grep cudart > /dev/null
+        cudart_check=$?
+        if test "x${cudart_check}" != "x0"; then
+          CUDALDFLAGS="$CUDALDFLAGS -lcudart"
+        fi
       else
         # pkg-config is not available
         if test -f /usr/local/cuda/include/cuda.h; then
@@ -25483,9 +25496,10 @@ else case e in #(
           CUDALDFLAGS="-L${CUDA_HOME}/lib64 -lcudart"
         fi
       fi # end of pkg-config decision tree
+    fi # end of CUDAFLAGS user override protection
     if test "x${MAGMA_ROOT}${MAGMA_HOME}${MAGMA_DIR}" = "x"; then
       # MAGMA environment is not defined
-      if "x$use_pkg_config" = "x0"; then
+      if test "x$use_pkg_config" = "x0"; then
         # use pkg-config to search for MAGMA
         declare -a pkg_array=$(pkg-config --list-all | grep magma)
         for i in "${pkg_array[@]}"; do echo "$i" | cut --delimiter=" " -f1; done | grep magma > /dev/null
@@ -25494,7 +25508,7 @@ else case e in #(
 	  # MAGMA was found
 	  magma_pkg=$(for i in "${pkg_array[@]}"; do echo "$i" | cut --delimiter=" " -f1; done | grep magma)
 	  MAGMA_INCLUDE=$(pkg-config --cflags-only-I ${magma_pkg})
-	  MAGMA_LIBS_DIR=$(pkg-config --cflags-only-L ${magma_pkg})
+	  MAGMA_LIBS_DIR=$(pkg-config --libs-only-L ${magma_pkg})
           export MAGMAFLAGS="-DUSE_MAGMA ${MAGMA_ILP64_FLAG} $CUDAFLAGS ${MAGMA_INCLUDE}"
           export MAGMALDFLAGS="$CUDALDFLAGS ${MAGMA_LIBS_DIR} -lmagma"
 	fi # end of MAGMA decision tree

build/configure.ac

@@ -160,6 +160,7 @@ m4_define(
     fi # end of 64-bit decision tree
     pkg-config --version > /dev/null
     use_pkg_config=$?
+    if test "x${CUDAFLAGS}${CUDALDFLAGS}" = "x"; then
       if test "x$use_pkg_config" = "x0"; then
         # pkg-config is available
         declare -a pkg_array=$(pkg-config --list-all | grep cudart)
@@ -171,6 +172,11 @@ m4_define(
     	CUDAFLAGS=$(pkg-config --cflags ${cuda_pkg})
     	CUDALDFLAGS=$(pkg-config --libs ${cuda_pkg})
         fi # end of CUDA runtime decision tree
+        echo $CUDALDFLAGS | grep cudart > /dev/null
+        cudart_check=$?
+        if test "x${cudart_check}" != "x0"; then
+          CUDALDFLAGS="$CUDALDFLAGS -lcudart"
+        fi
       else
         # pkg-config is not available
         if test -f /usr/local/cuda/include/cuda.h; then
@@ -184,9 +190,10 @@ m4_define(
           CUDALDFLAGS="-L${CUDA_HOME}/lib64 -lcudart"
         fi
       fi # end of pkg-config decision tree
+    fi # end of CUDAFLAGS user override protection
     if test "x${MAGMA_ROOT}${MAGMA_HOME}${MAGMA_DIR}" = "x"; then
       # MAGMA environment is not defined
-      if "x$use_pkg_config" = "x0"; then
+      if test "x$use_pkg_config" = "x0"; then
         # use pkg-config to search for MAGMA
         declare -a pkg_array=$(pkg-config --list-all | grep magma)
         for i in "${pkg_array[[@]]}"; do echo "$i" | cut --delimiter=" " -f1; done | grep magma > /dev/null
@@ -195,7 +202,7 @@ m4_define(
 	  # MAGMA was found
 	  magma_pkg=$(for i in "${pkg_array[[@]]}"; do echo "$i" | cut --delimiter=" " -f1; done | grep magma)
 	  MAGMA_INCLUDE=$(pkg-config --cflags-only-I ${magma_pkg})
-	  MAGMA_LIBS_DIR=$(pkg-config --cflags-only-L ${magma_pkg})
+	  MAGMA_LIBS_DIR=$(pkg-config --libs-only-L ${magma_pkg})
           export MAGMAFLAGS="-DUSE_MAGMA ${MAGMA_ILP64_FLAG} $CUDAFLAGS ${MAGMA_INCLUDE}"
           export MAGMALDFLAGS="$CUDALDFLAGS ${MAGMA_LIBS_DIR} -lmagma"
 	fi # end of MAGMA decision tree