/*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
 *
 *  Data Differential YATL (i.e. libtest)  library
 *
 *  Copyright (C) 2012 Data Differential, http://datadifferential.com/
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions are
 *  met:
 *
 *      * Redistributions of source code must retain the above copyright
 *  notice, this list of conditions and the following disclaimer.
 *
 *      * Redistributions in binary form must reproduce the above
 *  copyright notice, this list of conditions and the following disclaimer
 *  in the documentation and/or other materials provided with the
 *  distribution.
 *
 *      * The names of its contributors may not be used to endorse or
 *  promote products derived from this software without specific prior
 *  written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 *
 */

#include "libtest/yatlcon.h"
#include <libtest/common.h>
#include <string>

char _libtool[1024]= { 0 };

namespace libtest {

const char *libtool(void)
{
  if (_libtool[0] == 0)
  {
    std::string libtool_buffer;
    if (getenv("PWD"))
    {
      libtool_buffer+= getenv("PWD");
      libtool_buffer+= "/";
    }
    else
    {
      libtool_buffer+= "./";
    }

    libtool_buffer+= "libtool";
    if (access(libtool_buffer.c_str(), R_OK | W_OK | X_OK))
    {
      Error << "Could not find libtool via access(" << libtool_buffer << ") :" << strerror(errno);
      return NULL;
    }

    snprintf(_libtool, sizeof(_libtool), "%s", libtool_buffer.c_str());
  }

  return _libtool;
}

} // namespace libtest