nobu	2017-05-07 23:21:10 +0900 (Sun, 07 May 2017)

  New Revision: 58603

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=58603

  Log:
    relative path as VPATH
    
    * common.mk (ripper.c): use relative path as VPATH instead of
      absolute path of the current working directory.

  Modified files:
    trunk/common.mk
Index: common.mk
===================================================================
--- common.mk	(revision 58602)
+++ common.mk	(revision 58603)
@@ -960,10 +960,10 @@ $(REVISION_H): $(srcdir)/version.h $(src https://github.com/ruby/ruby/blob/trunk/common.mk#L960
 
 $(srcdir)/ext/ripper/ripper.c: $(srcdir)/parse.y id.h
 	$(ECHO) generating $@
-	$(Q) VPATH=$${PWD-`pwd`} && $(CHDIR) $(@D) && \
+	$(Q) $(CHDIR) $(@D) && \
 	sed /AUTOGENERATED/q depend | \
 	$(exec) $(MAKE) -f - $(mflags) \
-		Q=$(Q) ECHO=$(ECHO) RM="$(RM)" top_srcdir=../.. srcdir=. VPATH="$${VPATH}" \
+		Q=$(Q) ECHO=$(ECHO) RM="$(RM)" top_srcdir=../.. srcdir=. VPATH=../.. \
 		RUBY="$(BASERUBY)" PATH_SEPARATOR="$(PATH_SEPARATOR)"
 
 $(srcdir)/ext/json/parser/parser.c: $(srcdir)/ext/json/parser/parser.rl

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