* configure.in (--enable-dtrace): change help message

* configure.in (--enable-dtrace): remove ineffective "else AS_CASE ..."
  because the variable $rb_cv_prog_dtrace_g is normally "yes" on
  FreeBSD and the AS_CASE is not evaluated on FreeBSD.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37735 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,10 @@
+Mon Nov 19 22:55:48 2012  Naohisa Goto  <ngotogenome@gmail.com>
+
+	* configure.in (--enable-dtrace): change help message
+	* configure.in (--enable-dtrace): remove ineffective "else AS_CASE ..."
+	  because the variable $rb_cv_prog_dtrace_g is normally "yes" on
+	  FreeBSD and the AS_CASE is not evaluated on FreeBSD.
+
 Mon Nov 19 21:24:18 2012  Naohisa Goto  <ngotogenome@gmail.com>
 
 	* vm_dump.c: not to include probes.h because the code does not depend

configure.in

@@ -2731,8 +2731,8 @@ fi
 
 AC_ARG_ENABLE(dtrace,
         AS_HELP_STRING([--enable-dtrace],
-            [enable DTrace for tracing ruby's internal.]),
+        [enable DTrace for tracing ruby's internal. enabled by default on systems having dtrace]),
-            [enable_dtrace=$enableval], [enable_dtrace=auto])
+        [enable_dtrace=$enableval], [enable_dtrace=auto])
 
 if test "${enable_dtrace}" = "auto"; then
     if test x"$DTRACE" != x -a x"$cross_compiling" != xyes; then
@@ -2740,10 +2740,6 @@ if test "${enable_dtrace}" = "auto"; then
         enable_dtrace=yes
         if test "$rb_cv_prog_dtrace_g" = 'yes'; then
             RUBY_DTRACE_BSD_BROKEN([enable_dtrace=no], [enable_dtrace=yes])
-        else
-            AS_CASE(["$target_os"],
-            [freebsd*], [enable_dtrace=no]
-            )
         fi
     else
         enable_dtrace=no