src/sim/redirect_path.cc

   1 /*
   2  * Copyright (c) 2015 Advanced Micro Devices, Inc.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are
   7  * met: redistributions of source code must retain the above copyright
   8  * notice, this list of conditions and the following disclaimer;
   9  * redistributions in binary form must reproduce the above copyright
  10  * notice, this list of conditions and the following disclaimer in the
  11  * documentation and/or other materials provided with the distribution;
  12  * neither the name of the copyright holders nor the names of its
  13  * contributors may be used to endorse or promote products derived from
  14  * this software without specific prior written permission.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  17  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  18  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  19  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  20  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  21  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  22  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  26  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #include "sim/redirect_path.hh"
  30
  31 #include <unistd.h>
  32
  33 #include "base/str.hh"
  34
  35 static std::string
  36 normalizePath(std::string path)
  37 {
  38     char buf[PATH_MAX];
  39     std::string gem5_cwd = getcwd(buf, PATH_MAX);
  40
  41     if (!startswith(path, "/")) {
  42         path = realpath((gem5_cwd + "/" + path).c_str(), buf);
  43     }
  44     if (path[path.length()-1] != '/') path.push_back('/');
  45
  46     return path;
  47 }
  48
  49 RedirectPath::RedirectPath(const RedirectPathParams &p)
  50     : SimObject(p)
  51 {
  52     _appPath = normalizePath(p.app_path);
  53
  54     for (auto hp : p.host_paths) {
  55         _hostPaths.push_back(normalizePath(hp));
  56     }
  57 }