Added -Wno-format-overflow to rmc_send_scsi_cmd.c for gcc>=7

mediachanger/castorrmc/rmc/CMakeLists.txt

@@ -27,6 +27,14 @@ set (RMCD_SRC_FILES
   rmc_serv.c
   rmc_smcsubr.c
 )
+
+if(CMAKE_COMPILER_IS_GNUCC)
+  # Add -Wno-format-overflow compiler flag if using gcc version 7 or greater
+  if (GCC_VERSION VERSION_EQUAL 7 OR GCC_VERSION VERSION_GREATER 7)
+    set_property(SOURCE rmc_send_scsi_cmd.c APPEND_STRING PROPERTY COMPILE_FLAGS " -Wno-format-overflow")
+  endif (GCC_VERSION VERSION_EQUAL 7 OR GCC_VERSION VERSION_GREATER 7)
+endif(CMAKE_COMPILER_IS_GNUCC)
+
 add_executable(cta-rmcd ${RMCD_SRC_FILES}) 
 target_link_libraries(cta-rmcd ctarmccommon)
 install (FILES cta-rmcd.conf DESTINATION ${CMAKE_INSTALL_SYSCONFDIR}/cta)