text: /*
   * Copyright (c) 2020, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
   * particular file as subject to the "Classpath" exception as provided
   * by Oracle in the LICENSE file that accompanied this code.
   *
   * This code is distributed in the hope that it will be useful, but WITHOUT
   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
   * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
   * version 2 for more details (a copy is included in the LICENSE file that
   * accompanied this code).
   *
   * You should have received a copy of the GNU General Public License version
   * 2 along with this work; if not, write to the Free Software Foundation,
   * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
   *
   * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
   * or visit www.oracle.com if you need additional information or have any
   * questions.
   */
  
  #include <limits.h>
  #include <unistd.h>
  #include "FileUtils.h"
  #include "ErrorHandling.h"
  
  namespace SysInfo {
  
  tstring getProcessModulePath() {
      const char* path = "/proc/self/exe";
      char buffer[PATH_MAX] = { 0 };
      ssize_t len = readlink(path, buffer, sizeof(buffer));
      if (len < 0) {
          JP_THROW(tstrings::any() << "readlink(" << path
                  << ") failed. Error: " << lastCRTError());
      }
  
      return tstring(buffer, len);
  }
  
  } // end of namespace SysInfo
  