added tag v1_9_0_4

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_9_0_4@18845 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 143 insertions, 0 deletions

diff --git a/trunk/ext/tk/lib/tk/package.rb b/trunk/ext/tk/lib/tk/package.rb
new file mode 100644
index 0000000000..0c329732f5
--- /dev/null
+++ b/trunk/ext/tk/lib/tk/package.rb
@@ -0,0 +1,143 @@
+#
+# tk/package.rb : package command
+#
+require 'tk'
+
+module TkPackage
+  include TkCore
+  extend TkPackage
+
+  TkCommandNames = ['package'.freeze].freeze
+
+  def add_path(path)
+    Tk::AUTO_PATH.value = Tk::AUTO_PATH.to_a << path
+  end
+
+  def forget(package)
+    tk_call('package', 'forget', package)
+    nil
+  end
+
+  def if_needed(pkg, ver, *arg, &b)
+    size = arg.size
+
+    if size==0 && !b
+      # proc info
+      procedure(tk_call('package', 'ifneeded', pkg, ver))
+
+    elsif size==0 && b
+      # set proc
+      cmd = proc(&b)
+      tk_call('package', 'ifneeded', pkg, ver, cmd)
+      cmd
+
+    elsif size==1 && !b
+      # set proc
+      cmd = arg[0]
+      if cmd
+        tk_call('package', 'ifneeded', pkg, ver, cmd)
+        cmd
+      else
+        # remove proc
+        tk_call('package', 'ifneeded', pkg, ver, '')
+        nil
+      end
+
+    else
+      fail ArgumentError, 'too many arguments'
+    end
+  end
+
+  def names
+    tk_split_simplelist(tk_call('package', 'names'))
+  end
+
+  def provide(package, version=nil)
+    if version
+      tk_call('package', 'provide', package, version)
+    end
+    if (ret = tk_call('package', 'provide', package)) == ''
+      nil
+    else
+      ret
+    end
+  end
+
+  def present(package, version=None)
+    begin
+      tk_call('package', 'present', package, version)
+    rescue => e
+      fail e.class, 'TkPackage ' << e.message
+    end
+  end
+
+  def present_exact(package, version)
+    begin
+      tk_call('package', 'present', '-exact', package, version)
+    rescue => e
+      fail e.class, 'TkPackage ' << e.message
+    end
+  end
+
+  def require(package, version=None)
+    begin
+      tk_call('package', 'require', package, version)
+    rescue => e
+      fail e.class, 'TkPackage ' << e.message
+    end
+  end
+
+  def require_exact(package, version)
+    begin
+      tk_call('package', 'require', '-exact', package, version)
+    rescue => e
+      fail e.class, 'TkPackage ' << e.message
+    end
+  end
+
+  def unknown_proc(*arg, &b)
+    size = arg.size
+
+    if size==0 && !b
+      # proc info
+      procedure(tk_call('package', 'unknown'))
+
+    elsif size==0 && b
+      # set proc
+      cmd = proc(&b)
+      tk_call('package', 'unknown', cmd)
+      cmd
+
+    elsif size==1 && !b
+      # set proc
+      cmd = arg[0]
+      if cmd
+        tk_call('package', 'unknown', cmd)
+        cmd
+      else
+        # remove proc
+        tk_call('package', 'unknown', '')
+        nil
+      end
+
+    else
+      fail ArgumentError, 'too many arguments'
+    end
+  end
+
+  def versions(package)
+    tk_split_simplelist(tk_call('package', 'versions', package))
+  end
+
+  def vcompare(version1, version2)
+    number(tk_call('package', 'vcompare', version1, version2))
+  end
+
+  def vsatisfies(version1, version2)
+    bool(tk_call('package', 'vsatisfies', version1, version2))
+  end
+
+  def prefer(setting = None)
+    tk_call('package', 'prefer', setting)
+  end
+end