From 3fae53a343ebd7686bb20d8f4b6855f4d11019cd Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Mon, 14 Nov 2022 18:59:06 +0900
Subject: [PATCH] [Bug #19127] Fix revision.h dependency when no baseruby

Disconnect the dependency of revision.h on the timestamp file if no
baseruby is available
---
 common.mk | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/common.mk b/common.mk
index a9a5d635d5..03e9c5f537 100644
--- a/common.mk
+++ b/common.mk
@@ -1226,10 +1226,12 @@ builtin_binary.inc: $(PREP) $(BUILTIN_RB_SRCS) $(srcdir)/template/builtin_binary
 
 $(BUILTIN_RB_INCS): $(top_srcdir)/tool/mk_builtin_loader.rb
 
-$(srcdir)/revision.h: $(REVISION_H)
+$(srcdir)/revision.h$(no_baseruby:no=~disabled~): $(REVISION_H)
 
-$(REVISION_H):
+$(REVISION_H)$(no_baseruby:no=~disabled~):
 	$(Q) $(BASERUBY) $(tooldir)/file2lastrev.rb -q --revision.h --srcdir="$(srcdir)" --output=revision.h --timestamp=$@
+$(REVISION_H)$(yes_baseruby:yes=~disabled~):
+	$(Q) touch $@
 
 $(srcdir)/ext/ripper/ripper.c: $(srcdir)/ext/ripper/tools/preproc.rb $(srcdir)/parse.y $(srcdir)/defs/id.def $(srcdir)/ext/ripper/depend
 	$(ECHO) generating $@