Provide a VIM-compatible tag file, too.

README.1st

@@ -15,6 +15,13 @@ This is a GDB function that prints a 'cl_object' human-readably:
 
 
 
+Using VIM:
+----------
+
+.git/tags is a VIM-compatible tag file; if you're using
+the fugitive plugin, it will be used automatically.
+
+
 
 About testing:
 --------------

src/Makefile.in

@@ -51,7 +51,7 @@ LSP_LIBRARIES = @LSP_LIBRARIES@
 TARGETS = @TARGETS@
 ECL_CMPDIR = @ECL_CMPDIR@
 
-all:	$(TARGETS) bin/ecl-config TAGS
+all:	$(TARGETS) bin/ecl-config .git/tags TAGS
 .PHONY:	all
 
 %Makefile: $(srcdir)/%Makefile.in config.status
@@ -258,6 +258,8 @@ selfbuild:
 # Make sure to also include *.d files; and match DPP's idiosyncracies
 # like "@si::foo" and "@(defun si::foo".
 # This rule is allowed to fail when etags does not exist.
+.git/tags:
+	cd $(srcdir)/.git && ctags -o tags -R --langmap=c:+.d ../src
 TAGS:
 	-if test "x$(ETAGS)" != "x"; then \
 	srcfiles=`find $(srcdir)/c $(srcdir)/h -name '*.[chd]'` && \