usa	2014-11-15 19:51:11 +0900 (Sat, 15 Nov 2014)

  New Revision: 48437

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=48437

  Log:
    * lib/mkmf.rb (depend_rules): support comments during a line.
    
    * lib/mkmf.rb (depend_rules): apply RULE_SUBST even if the dependency
      file contains path.

  Modified files:
    trunk/ChangeLog
    trunk/lib/mkmf.rb
Index: ChangeLog
===================================================================
--- ChangeLog	(revision 48436)
+++ ChangeLog	(revision 48437)
@@ -1,3 +1,10 @@ https://github.com/ruby/ruby/blob/trunk/ChangeLog#L1
+Sat Nov 15 19:48:59 2014  NAKAMURA Usaku  <usa@r...>
+
+	* lib/mkmf.rb (depend_rules): support comments during a line.
+
+	* lib/mkmf.rb (depend_rules): apply RULE_SUBST even if the dependency
+	  file contains path.
+
 Sat Nov 15 19:25:46 2014  Tanaka Akira  <akr@f...>
 
 	* common.mk: Remove comments in Dependency lines.
Index: lib/mkmf.rb
===================================================================
--- lib/mkmf.rb	(revision 48436)
+++ lib/mkmf.rb	(revision 48437)
@@ -2051,7 +2051,10 @@ RULES https://github.com/ruby/ruby/blob/trunk/lib/mkmf.rb#L2051
         implicit = [[m[1], m[2]], [m.post_match]]
         next
       elsif RULE_SUBST and /\A(?!\s*\w+\s*=)[$\w][^#]*:/ =~ line
-        line.gsub!(%r"(\s)(?!\.)([^$(){}+=:\s\/\\,]+)(?=\s|\z)") {$1 + RULE_SUBST % $2}
+        line.sub!(/\s*\#.*$/, '')
+        comment = $&
+        line.gsub!(%r"(\s)(?!\.)([^$(){}+=:\s\\,]+)(?=\s|\z)") {$1 + RULE_SUBST % $2}
+        line = line.chomp + comment + "\n" if comment
       end
       depout << line
     end

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