Add file & line to debug info.

Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>

pico_keys_sdk_import.cmake

@@ -238,6 +238,7 @@ function(add_impl_library target)
     string(TOUPPER ${target} TARGET_UPPER)
     target_compile_definitions(${target} INTERFACE LIB_${TARGET_UPPER}=1)
 endfunction()
+
 if(${USB_ITF_HID})
     set(SOURCES ${SOURCES}
         ${CMAKE_CURRENT_LIST_DIR}/src/usb/hid/hid.c
@@ -246,6 +247,9 @@ if(${USB_ITF_HID})
         ${CMAKE_CURRENT_LIST_DIR}/src/usb/hid
     )
 endif()
+
+add_definitions("-fmacro-prefix-map=${CMAKE_CURRENT_LIST_DIR}/=")
+
 if(ENABLE_EMULATION)
     if(APPLE)
         add_definitions("-Wno-deprecated-declarations")