refine directory of build-time (PaddlePaddle#42717)

CMakeLists.txt

@@ -256,8 +256,8 @@ option(WITH_CUSTOM_DEVICE "Compile with custom device support"    OFF)
 option(WITH_ARM_BRPC "Supprot Brpc in Arm"    OFF)
 
 if(WITH_RECORD_BUILDTIME)
-    set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE "${CMAKE_CURRENT_SOURCE_DIR}/tools/get_build_time.sh")
-    set_property(GLOBAL PROPERTY RULE_LAUNCH_LINK "${CMAKE_CURRENT_SOURCE_DIR}/tools/get_build_time.sh")
+    set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE "${CMAKE_CURRENT_SOURCE_DIR}/tools/get_build_time.sh ${CMAKE_CURRENT_BINARY_DIR}")
+    set_property(GLOBAL PROPERTY RULE_LAUNCH_LINK "${CMAKE_CURRENT_SOURCE_DIR}/tools/get_build_time.sh ${CMAKE_CURRENT_BINARY_DIR}")
 else()            
     include(ccache) # set ccache for compilation ; if WITH_RECORD_BUILDTIME=ON can't use ccache
 endif()

tools/get_build_time.sh

@@ -14,9 +14,10 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-CUR_ROOT=$(dirname "$0")/..
+CMAKE_BINARY_DIR=$1
+shift
 start=$(date +%s.%N)
 duration=$("/usr/bin/time" -f "%C, %E elapsed, %U user, %S sys" "$@" 2>&1)
 end=$(date +%s.%N)
 
-echo ${duration}, 'start', $start, 'end', $end, 'process', $$ >> $CUR_ROOT/build/build-time
+echo ${duration}, 'start', $start, 'end', $end, 'process', $$ >> $CMAKE_BINARY_DIR/build-time