Build: Replaced deprecated exec_program with execute_process

(cherry picked from commit 8eac6224c0)

CMakeLists.txt

@@ -28,6 +28,10 @@ if(POLICY CMP0144)
   cmake_policy(SET CMP0144 NEW) # find_package() uses upper-case <PACKAGENAME>_ROOT variables
 endif()
 
+if(POLICY CMP0153)
+  cmake_policy(SET CMP0153 NEW) # The exec_program() command should not be called
+endif()
+
 # Set RPATH-handing (CMake parameters)
 set(CMAKE_SKIP_BUILD_RPATH 0)
 set(CMAKE_BUILD_WITH_INSTALL_RPATH 0)

cmake/macros/FindMySQL.cmake

@@ -69,8 +69,8 @@ if(UNIX)
   if(MYSQL_CONFIG)
     message(STATUS "Using mysql-config: ${MYSQL_CONFIG}")
     # set INCLUDE_DIR
-    exec_program(${MYSQL_CONFIG}
-      ARGS --include
+    execute_process(
+      COMMAND "${MYSQL_CONFIG}" --include
       OUTPUT_VARIABLE MY_TMP
     )
 
@@ -78,8 +78,8 @@ if(UNIX)
     set(MYSQL_ADD_INCLUDE_PATH ${MY_TMP} CACHE FILEPATH INTERNAL)
     #message("[DEBUG] MYSQL ADD_INCLUDE_PATH : ${MYSQL_ADD_INCLUDE_PATH}")
     # set LIBRARY_DIR
-    exec_program(${MYSQL_CONFIG}
-      ARGS --libs_r
+    execute_process(
+      COMMAND "${MYSQL_CONFIG}" --libs_r
       OUTPUT_VARIABLE MY_TMP
     )
     set(MYSQL_ADD_LIBRARIES "")