/* ----------------------------------------------------------------------------- 
 * module.cxx
 *
 *     This file is responsible for the module system.  
 * 
 * Author(s) : David Beazley (beazley@cs.uchicago.edu)
 *
 * Copyright (C) 1999-2000.  The University of Chicago
 * See the file LICENSE for information on usage and redistribution.	
 * ----------------------------------------------------------------------------- */

char cvsroot_module_cxx[] = "$Header$";

#include "swigmod.h"

struct Module {
  ModuleFactory   fac;
  char            *name;
  Module          *next;
  Module(const char *n, ModuleFactory f) {
    fac = f;
    name = new char[strlen(n)+1];
    strcpy(name, n);
    next = 0;
  }

  ~Module()
  {
    delete[] name;
  }
};

static Module *modules = 0;

/* -----------------------------------------------------------------------------
 * void Swig_register_module()
 *
 * Register a module.
 * ----------------------------------------------------------------------------- */

void Swig_register_module(const char *n, ModuleFactory f) {
  Module *m = new Module(n,f);
  m->next = modules;
  modules = m;
}

/* -----------------------------------------------------------------------------
 * Language *Swig_find_module()
 *
 * Given a command line option, locates the factory function.
 * ----------------------------------------------------------------------------- */

ModuleFactory Swig_find_module(const char *name) {
  Module *m = modules;
  while (m) {
    if (strcmp(m->name,name) == 0) {
      return m->fac;
    }
    m = m->next;
  }
  return 0;
}