* lib/mkmf.rb (init_mkmf): $INCFLAGS also should be lazy-evaluated.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@5808 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,9 +1,11 @@
-Sun Feb 22 14:44:28 2004  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+Sun Feb 22 14:58:04 2004  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* ext/extmk.rb: $extstatic is Array or nil now.  [ruby-talk:93383]
 
 	* Makefile.in, bcc32/Makefile.sub, win32/Makefile.sub: terminate options.
 
+	* lib/mkmf.rb (init_mkmf): $INCFLAGS also should be lazy-evaluated.
+
 Sun Feb 22 13:05:37 2004  akira yamada  <akira@ruby-lang.org>
 
 	* lib/uri/mailto.rb (URI::MailTo::to_s): should include fragment.

ext/digest/sha2/extconf.rb

@@ -3,7 +3,7 @@
 
 require "mkmf"
 
-$CFLAGS << " -DHAVE_CONFIG_H -I#{File.dirname(__FILE__)}/.."
+$CPPFLAGS << " -DHAVE_CONFIG_H -I#{File.dirname(__FILE__)}/.."
 
 $objs = [
   "sha2.#{$OBJEXT}",

lib/mkmf.rb

@@ -999,7 +999,7 @@ def init_mkmf(config = CONFIG)
   $ARCH_FLAG = with_config("arch_flag", arg_config("ARCH_FLAG", config["ARCH_FLAG"])).dup
   $CPPFLAGS = with_config("cppflags", arg_config("CPPFLAGS", config["CPPFLAGS"])).dup
   $LDFLAGS = (with_config("ldflags") || "").dup
-  $INCFLAGS = "-I#{$topdir}"
+  $INCFLAGS = "-I$(topdir)"
   $DLDFLAGS = with_config("dldflags", arg_config("DLDFLAGS", config["DLDFLAGS"])).dup
   $LIBEXT = config['LIBEXT'].dup
   $OBJEXT = config["OBJEXT"].dup