GitLab

* src/xdisp.c (syms_of_xdisp): Define a boolean `inhibit_message'.
(message3): Don't call `message3_nolog' (i.e. use the Echo Area) when
`inhibit_message' is non-zero.

* etc/NEWS: Add an entry.

* doc/lispref/display.texi: Add an entry for `inhibit-message',
  mention it in `message'.