knu	2013-02-25 11:09:07 +0900 (Mon, 25 Feb 2013)

  New Revision: 39481

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=39481

  Log:
    Fix ksh/bash-ism.
    
    * configure.in (unexpand_shvar): Use the numeric comparison
      operator instead of '==' which is a ksh extention. [Bug #7941]

  Modified files:
    trunk/ChangeLog
    trunk/configure.in

Index: configure.in
===================================================================
--- configure.in	(revision 39480)
+++ configure.in	(revision 39481)
@@ -3282,7 +3282,7 @@ shvar_to_cpp() { https://github.com/ruby/ruby/blob/trunk/configure.in#L3282
 unexpand_shvar() {
     local var=$1 val n v expr quote
     shift
-    test "$#" == 0 && return
+    test "$#" -eq 0 && return
     quote=['s/${[^${}"]*}/"&"/g']
     for n do
         eval v='"$'$n'"'
Index: ChangeLog
===================================================================
--- ChangeLog	(revision 39480)
+++ ChangeLog	(revision 39481)
@@ -1,3 +1,8 @@ https://github.com/ruby/ruby/blob/trunk/ChangeLog#L1
+Mon Feb 25 11:03:38 2013  Akinori MUSHA  <knu@i...>
+
+	* configure.in (unexpand_shvar): Use the numeric comparison
+	  operator instead of '==' which is a ksh extention. [Bug #7941]
+
 Mon Feb 25 02:37:56 2013  Tanaka Akira  <akr@f...>
 
 	* ext/socket: define and use union_sockaddr instead of struct

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