* ext/ripper/extconf.rb (have_command): replaced with find_executable.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@9272 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,8 +1,10 @@
-Thu Sep 22 23:36:24 2005  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+Thu Sep 22 23:40:19 2005  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* lib/mkmf.rb (find_executable0): default path if environment is not
 	  set.  [ruby-dev:27281]
 
+	* ext/ripper/extconf.rb (have_command): replaced with find_executable.
+
 Thu Sep 22 17:31:48 2005  Shugo Maeda  <shugo@ruby-lang.org>
 
 	* test/readline/test_readline.rb (TestReadline::replace_stdio):

ext/ripper/extconf.rb

@@ -4,7 +4,7 @@ require 'mkmf'
 require 'rbconfig'
 
 def main
-  unless have_command('bison')
+  unless find_executable('bison')
     unless File.exist?('ripper.c') or File.exist?("#{$srcdir}/ripper.c")
       $stderr.puts 'missing bison; abort'
       exit 1
@@ -17,12 +17,4 @@ def main
   create_makefile 'ripper'
 end
 
-def have_command(cmd)
-  checking_for(cmd) {
-    ENV['PATH'].split(File::PATH_SEPARATOR).any? {|path|
-      File.executable?("#{path}/#{cmd}#{Config::CONFIG['EXEEXT']}")
-    }
-  }
-end
-
 main