* tool/ifchange: remove $temp when unchanged.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15312 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Tue Jan 29 17:01:07 2008  NARUSE, Yui  <naruse@ruby-lang.org>
+
+	* tool/ifchange: remove $temp when unchanged.
+
 Tue Jan 29 16:59:01 2008  Tanaka Akira  <akr@fsij.org>
 
 	* insns.def (toregexp): generate a regexp from strings instead of one

common.mk

@@ -700,17 +700,16 @@ vm.inc: $(srcdir)/template/vm.inc.tmpl
 
 srcs: {$(VPATH)}parse.c {$(VPATH)}lex.c $(srcdir)/ext/ripper/ripper.c
 
-incs: $(INSNS) {$(VPATH)}node_name.inc $(srcdir)/revision.h
+incs: $(INSNS) {$(VPATH)}node_name.inc {$(VPATH)}encdb.h $(srcdir)/revision.h
 
 node_name.inc: {$(VPATH)}node.h
 	$(BASERUBY) -n $(srcdir)/tool/node_name.rb $? > $@
 
-encdb.h.new::
+encdb.h.new:
 	$(BASERUBY) $(srcdir)/enc/make_encdb.rb $(srcdir)/enc $@
 
 encdb.h: encdb.h.new
 	$(IFCHANGE) "$@" "$@.new"
-	-@$(RM) "$@.new"
 
 miniprelude.c: $(srcdir)/tool/compile_prelude.rb $(srcdir)/prelude.rb
 	$(BASERUBY) -I$(srcdir) $(srcdir)/tool/compile_prelude.rb $(srcdir)/prelude.rb $@

tool/ifchange

@@ -10,6 +10,7 @@ if [ "$temp" = - ]; then
 fi
 if cmp "$target" "$temp" >/dev/null 2>&1; then
     echo "$target unchanged"
+    rm -f "$temp"
 else
     echo "$target updated"
     mv -f "$temp" "$target"