Allow use of \N{...} earlier to help fix bug#79353

* lisp/emacs-lisp/shorthands.el (hack-read-symbol-shorthands):
Avoid inf-loops during bootstrap.
E.g. this can occur while loading `uni-special-lowercase.el` where
`hack-local-variables--find-variables` uses `downcase` which triggers
loading `uni-special-lowercase.el`, ...

* lisp/international/mule-cmds.el (ucs-names): Explicitly require
`charprop`.

* src/Makefile.in ($(lispsource)/loaddefs.el): Depend on `charprop`.

1 files changed, 3 insertions, 1 deletions

diff --git a/src/Makefile.in b/src/Makefile.in
index e4fc2fef711..a2f7ea011c3 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -948,7 +948,9 @@ NATIVE_COMPILATION_AOT = @NATIVE_COMPILATION_AOT@
 endif
 
 ifneq ($(XCONFIGURE),android)
-$(lispsource)/loaddefs.el: | bootstrap-emacs$(EXEEXT) $(bootstrap_pdmp)
+$(lispsource)/loaddefs.el: |                   \
+    bootstrap-emacs$(EXEEXT) $(bootstrap_pdmp) \
+    $(lispsource)/international/charprop.el
         $(MAKE) -C ../lisp autoloads EMACS="$(bootstrap_exe)"
 endif