From d6837060becd0cb4586eca08515fc4ee6c8bb2f0 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 22 Oct 2005 14:55:07 +0000
Subject: * ext/extmk.rb, lib/mkmf.rb (with_config): support --with-extension  
 options.  [ruby-dev:27449]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@9446 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/extmk.rb | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'ext')

diff --git a/ext/extmk.rb b/ext/extmk.rb
index 334ddbcd12..331ed180ea 100644
--- a/ext/extmk.rb
+++ b/ext/extmk.rb
@@ -354,10 +354,25 @@ exts = $static_ext.sort_by {|t, i| i}.collect {|t, i| t}
 if $extension
   exts |= $extension.select {|d| File.directory?("#{ext_prefix}/#{d}")}
 else
+  withes, withouts = %w[--with --without].collect {|w|
+    if not (w = %w[-extensions -ext].collect {|opt|arg_config(w+opt)}).any?
+      proc {false}
+    elsif (w = w.grep(String)).empty?
+      proc {true}
+    else
+      w.collect {|opt| opt.split(/,/)}.flatten.method(:any?)
+    end
+  }
+  cond = proc {|ext|
+    cond1 = proc {|n| File.fnmatch(n, ext, File::FNM_PATHNAME)}
+    withes.call(&cond1) or !withouts.call(&cond1)
+  }
   exts |= Dir.glob("#{ext_prefix}/*/**/extconf.rb").collect {|d|
     d = File.dirname(d)
     d.slice!(0, ext_prefix.length + 1)
     d
+  }.find_all {|ext|
+    with_config(ext, &cond)
   }.sort
 end
 
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