Report progress during custom-make-dependencies instead of file count

* lisp/cus-dep.el (custom-make-dependencies): Rewrite to use
reporter to report progress instead of how many files we've
processed.

* lisp/emacs-lisp/byte-run.el (byte-compile-info-string): New function.
(byte-compile-info-message): Use it.

1 files changed, 4 insertions, 0 deletions

diff --git a/etc/NEWS b/etc/NEWS
index b31ab12d0ea..65dc0950528 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -1701,6 +1701,10 @@ valid event type.
 ** The new macro `with-suppressed-warnings' can be used to suppress
 specific byte-compile warnings.
 
+---
+** The new function `byte-compile-info-message' can be used to output
+informational messages that look pleasing during the Emacs build.
+
 +++
 ** The 'append' arg of 'add-hook' is generalized to a finer notion of 'depth'
 This makes it possible to control the ordering of functions more precisely,