Fix CI to green on Linux

Author: PokhodenkoSA

conda-recipe/build.sh

@@ -5,7 +5,7 @@ if [ ! -z "${ONEAPI_ROOT}" ]; then
     # Suppress error b/c it could fail on Ubuntu 18.04
     source ${ONEAPI_ROOT}/compiler/latest/env/vars.sh || true
     export CC=clang
-    export CXX=dpcpp
+    export CXX=clang++
 else
     echo "DPCPP is needed to build DPPL. Abort!"
     exit 1
@@ -25,8 +25,6 @@ cmake                                                       \
     -DCMAKE_INSTALL_PREFIX=${PREFIX}                        \
     -DCMAKE_PREFIX_PATH=${PREFIX}                           \
     -DDPCPP_ROOT=${DPCPP_ROOT}                              \
-    -DCMAKE_C_COMPILER:PATH=${DPCPP_ROOT}/bin/clang         \
-    -DCMAKE_CXX_COMPILER:PATH=${DPCPP_ROOT}/bin/dpcpp       \
     -DPYTHON_INCLUDE_DIR=${PYTHON_INC}                      \
     -DNUMPY_INCLUDE_DIR=${NUMPY_INC}                        \
     ../oneapi_wrapper
@@ -40,8 +38,8 @@ export DP_GLUE_LIBDIR=${PREFIX}
 export DP_GLUE_INCLDIR=${PREFIX}/include
 export OpenCL_LIBDIR=${DPCPP_ROOT}/lib
 # required by oneapi_interface
-export DPPL_ONEAPI_INTERFACE_LIBDIR=${INSTALL_PREFIX}/lib
-export DPPL_ONEAPI_INTERFACE_INCLDIR=${INSTALL_PREFIX}/include
+export DPPL_ONEAPI_INTERFACE_LIBDIR=${PREFIX}/lib
+export DPPL_ONEAPI_INTERFACE_INCLDIR=${PREFIX}/include
 
 # FIXME: How to pass this using setup.py? This flags is needed when
 # dpcpp compiles the generated cpp file.

oneapi_wrapper/CMakeLists.txt

@@ -13,7 +13,7 @@ function (check_for_dpcpp)
         set (dpcpp_cmd "${DPCPP_ROOT}/bin/dpcpp-cl")
         set (dpcpp_arg "--version")
     elseif(UNIX)
-        set (dpcpp_cmd "${DPCPP_ROOT}/bin/dpcpp")
+        set (dpcpp_cmd "dpcpp")
         set (dpcpp_arg "--version")
     else()
         message(FATAL_ERROR "Unsupported system.")
@@ -76,15 +76,12 @@ if(WIN32)
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17")
     set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -ggdb3 -DDEBUG ")
 elseif(UNIX)
-    set(CMAKE_CXX_COMPILER "dpcpp")
-    set(CMAKE_C_COMPILER "clang")
-
     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS}                                        \
        -Wall -Wextra -Winit-self -Wuninitialized -Wmissing-declarations        \
        -fdiagnostics-color=auto -O3                                            \
     ")
     set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -ggdb3 -DDEBUG ")
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17 -fsycl")
 else()
     message(FATAL_ERROR "Unsupported system.")
 endif()