nobu	2018-08-13 15:09:57 +0900 (Mon, 13 Aug 2018)

  New Revision: 64330

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=64330

  Log:
    configure.ac: use linker_flag to LIBRUBY_DLDFLAGS
    
    * configure.ac: use a feature flag `linker_flag`, than checking if the
      compiler is `GCC`.
    
    * configure.ac: append to LIBRUBY_DLDFLAGS once after initialized with
      DLDFLAGS.

  Modified files:
    trunk/configure.ac
Index: configure.ac
===================================================================
--- configure.ac	(revision 64329)
+++ configure.ac	(revision 64330)
@@ -3067,11 +3067,7 @@ AS_CASE("$enable_shared", [yes], [ https://github.com/ruby/ruby/blob/trunk/configure.ac#L3067
 	LIBRUBY_SO='lib$(RUBY_SO_NAME).$(SOEXT).$(MAJOR)'
 	LIBRUBY_SONAME='lib$(RUBY_SO_NAME).$(SOEXT).$(RUBY_PROGRAM_VERSION)'
 	LIBRUBY_ALIASES='$(LIBRUBY_SONAME) lib$(RUBY_SO_NAME).$(SOEXT)'
-	AS_IF([test "$GCC" = yes], [
-	    LIBRUBY_DLDFLAGS="$DLDFLAGS "'-Wl,-h,$(@F)'
-	], [
-	    LIBRUBY_DLDFLAGS="$DLDFLAGS "'-h $(@F)'
-	])
+	RUBY_APPEND_OPTIONS(LIBRUBY_DLDFLAGS, ["${linker_flag}-h${linker_flag:+,}"'$(@F)'])
 	XLDFLAGS="$XLDFLAGS "'-R${libdir}'
 	],
     [hpux*], [
@@ -3318,7 +3314,7 @@ AS_CASE(["$target_os"], https://github.com/ruby/ruby/blob/trunk/configure.ac#L3314
 	])
 	],
     [cygwin*|mingw*], [
-	LIBRUBY_DLDFLAGS="${DLDFLAGS}"' -Wl,--out-implib=$(LIBRUBY)'
+	LIBRUBY_DLDFLAGS="${LIBRUBY_DLDFLAGS}"' -Wl,--out-implib=$(LIBRUBY)'
 	AS_CASE(["$target_os"],
 	[cygwin*], [
 	    AS_IF([test x"$enable_shared" = xyes], [

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