common.mk: reinstall target

* common.mk (reinstall): new target.

* defs/gmake.mk (install, uninstall): can't run parallel.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39618 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

common.mk

@@ -326,6 +326,8 @@ post-no-install-all:: post-no-install-local post-no-install-ext post-no-install-
 uninstall: $(INSTALLED_LIST)
 	$(Q)$(SUDO) $(MINIRUBY) $(srcdir)/tool/rbuninstall.rb --destdir=$(DESTDIR) $(INSTALLED_LIST)
 
+reinstall: uninstall install
+
 what-where-nodoc: no-install-nodoc
 no-install-nodoc: pre-no-install-nodoc dont-install-nodoc post-no-install-nodoc
 pre-no-install-nodoc:: pre-no-install-local pre-no-install-ext

defs/gmake.mk

@@ -15,3 +15,12 @@ yes-test-all yes-test-ruby: $(filter-out %test-all %test-ruby check%,$(TEST_TARG
 endif
 
 $(TEST_TARGETS): $(TEST_DEPENDS)
+
+ifneq ($(if $(filter install,$(MAKECMDGOALS)),$(filter uninstall,$(MAKECMDGOALS))),)
+install-targets := $(filter install uninstall,$(MAKECMDGOALS))
+$(word 1,$(install-targets)): $(word 0,$(install-targets))
+endif
+
+ifneq ($(filter reinstall,$(MAKECMDGOALS)),)
+install: uninstall
+endif