Line data    Source code

       1             : //===-- llvm/Support/PluginLoader.h - Plugin Loader for Tools ---*- C++ -*-===//
       2             : //
       3             : //                     The LLVM Compiler Infrastructure
       4             : //
       5             : // This file is distributed under the University of Illinois Open Source
       6             : // License. See LICENSE.TXT for details.
       7             : //
       8             : //===----------------------------------------------------------------------===//
       9             : //
      10             : // A tool can #include this file to get a -load option that allows the user to
      11             : // load arbitrary shared objects into the tool's address space.  Note that this
      12             : // header can only be included by a program ONCE, so it should never to used by
      13             : // library authors.
      14             : //
      15             : //===----------------------------------------------------------------------===//
      16             : 
      17             : #ifndef LLVM_SUPPORT_PLUGINLOADER_H
      18             : #define LLVM_SUPPORT_PLUGINLOADER_H
      19             : 
      20             : #include "llvm/Support/CommandLine.h"
      21             : 
      22             : namespace llvm {
      23             :   struct PluginLoader {
      24             :     void operator=(const std::string &Filename);
      25             :     static unsigned getNumPlugins();
      26             :     static std::string& getPlugin(unsigned num);
      27             :   };
      28             : 
      29             : #ifndef DONT_GET_PLUGIN_LOADER_OPTION
      30             :   // This causes operator= above to be invoked for every -load option.
      31             :   static cl::opt<PluginLoader, false, cl::parser<std::string> >
      32       61952 :     LoadOpt("load", cl::ZeroOrMore, cl::value_desc("pluginfilename"),
      33       61952 :             cl::desc("Load the specified plugin"));
      34             : #endif
      35             : }
      36             : 
      37             : #endif