Method: #find_macosx_framework

Defined in:
ext/tk/extconf.rb

#find_macosx_framework ⇒ Object 



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# File 'ext/tk/extconf.rb', line 275

def find_macosx_framework
  use_framework = is_macosx? && TkLib_Config["ActiveTcl"]

  use_framework ||= (tcl_hdr = with_config("tcl-framework-header"))
  use_framework ||= (tk_hdr  = with_config("tk-framework-header"))
  tcl_hdr = nil unless tcl_hdr.kind_of? String
  tk_hdr  = nil unless tk_hdr.kind_of? String
  TkLib_Config["tcl-framework-header"] = tcl_hdr
  TkLib_Config["tk-framework-header"]  = tk_hdr

  use_framework ||= (tcl_dir = with_config("tcl-framework-dir"))
  tcl_dir = nil unless tcl_dir.kind_of? String
  if !tcl_dir && tcl_hdr
    # e.g. /Library/Frameworks/Tcl.framework/Headers
    #       ==> /Library/Frameworks/Tcl.framework
    tcl_dir = File.dirname(tcl_hdr.strip.chomp('/'))
  end
  TkLib_Config["tcl-framework-dir"] = tcl_dir

  use_framework ||= (tk_dir = with_config("tk-framework-dir"))
  tk_dir = nil unless tk_dir.kind_of? String
  if !tk_dir && tk_hdr
    # e.g. /Library/Frameworks/Tk.framework/Headers
    #       ==> /Library/Frameworks/Tk.framework
    tk_dir = File.dirname(tk_hdr.strip.chomp('/'))
  end
  TkLib_Config["tk-framework-dir"] = tk_dir

  if tcl_dir && !tk_dir
    tk_dir = File.join(File.dirname(tcl_dir), 'Tk.framework')
    TkLib_Config["tk-framework-dir"] = tk_dir
  elsif !tcl_dir && tk_dir
    tcl_dir = File.join(File.dirname(tk_dir), 'Tcl.framework')
    TkLib_Config["tcl-framework-dir"] = tcl_dir
  end
  if tcl_dir && tk_dir
    TkLib_Config["tcltk-framework"] = File.dirname(tcl_dir) unless TkLib_Config["tcltk-framework"]
    return [tcl_dir, tk_dir]
  end

  # framework is disabled?
  if with_config("tcltk-framework") == false ||
      enable_config("tcltk-framework") == false
   return false
  end

  use_framework ||= (framework_dir = with_config("tcltk-framework"))
  if framework_dir.kind_of? String
    TkLib_Config["tcltk-framework"] = framework_dir.strip.chomp('/')
    return [File.join(TkLib_Config["tcltk-framework"], 'Tcl.framework'),
            File.join(TkLib_Config["tcltk-framework"], 'Tk.framework')]
  end

  unless enable_config("tcltk-framework", use_framework) ||
      enable_config("mac-tcltk-framework", use_framework)
    TkLib_Config["tcltk-framework"] = false
    return false
  end

  paths = [
    #"~/Library/Frameworks",
    "/Library/Frameworks",
    "/Network/Library/Frameworks", "/System/Library/Frameworks"
  ]
  paths.reverse! unless TkLib_Config["ActiveTcl"] # system has higher priority

  paths.map{|dir| dir.strip.chomp('/')}.each{|dir|
    next unless File.exist?(File.join(dir, "Tcl.framework", "Headers"))
    next unless File.directory?(tcldir = File.join(dir, "Tcl.framework"))
    next unless File.exist?(File.join(dir, "Tk.framework", "Headers"))
    next unless File.directory?(tkdir  = File.join(dir, "Tk.framework"))
    TkLib_Config["tcltk-framework"] = dir
    return [tcldir, tkdir]
  }

  nil
end