src/unison/src/vfs/FileSystem.cpp

   1 //          Copyright Timothy Goya 2007.
   2 // Distributed under the Boost Software License, Version 1.0.
   3 //    (See accompanying file LICENSE_1_0.txt or copy at
   4 //          http://www.boost.org/LICENSE_1_0.txt)
   5
   6 #include <unison/vfs/FileSystem.hpp>
   7
   8 #include <fstream>
   9
  10 #include <physfs.h>
  11
  12 namespace Unison
  13 {
  14    namespace VFS
  15    {
  16       FileSystem::FileSystem()
  17       {
  18 #if __USE_POSIX
  19          std::ifstream cmdline("/proc/self/cmdline");
  20          std::string argv0;
  21          std::getline(cmdline, argv0, '\0');
  22          PHYSFS_init(argv0.c_str());
  23 #else
  24          PHYSFS_init(0);
  25 #endif
  26       }
  27
  28       FileSystem::~FileSystem()
  29       {
  30          PHYSFS_deinit();
  31       }
  32
  33       void FileSystem::follow_sym_links(bool follow)
  34       {
  35          PHYSFS_permitSymbolicLinks(follow);
  36       }
  37
  38       std::string FileSystem::get_dir_sep()
  39       {
  40          return PHYSFS_getDirSeparator();
  41       }
  42
  43       std::string FileSystem::get_base_dir()
  44       {
  45          return PHYSFS_getBaseDir();
  46       }
  47
  48       std::string FileSystem::get_user_dir()
  49       {
  50          return PHYSFS_getUserDir();
  51       }
  52
  53       std::string FileSystem::get_write_dir()
  54       {
  55          return PHYSFS_getWriteDir();
  56       }
  57
  58       void FileSystem::set_write_dir(const std::string &write_dir)
  59       {
  60          PHYSFS_setWriteDir(write_dir.c_str());
  61       }
  62
  63       void FileSystem::mount(const std::string &path, const std::string &mount_point, bool append)
  64       {
  65          PHYSFS_mount(path.c_str(), mount_point.c_str(), append);
  66       }
  67
  68       void FileSystem::umount(const std::string &path)
  69       {
  70          PHYSFS_removeFromSearchPath(path.c_str());
  71       }
  72
  73       std::vector<std::string> FileSystem::get_search_path()
  74       {
  75          std::vector<std::string> paths;
  76          char **search_path = PHYSFS_getSearchPath();
  77          for(char **iter = search_path;*iter;++iter)
  78          {
  79             paths.push_back(*iter);
  80          }
  81          PHYSFS_freeList(search_path);
  82          return paths;
  83       }
  84
  85       std::string FileSystem::get_mount_point(const std::string &path)
  86       {
  87          return PHYSFS_getMountPoint(path.c_str());
  88       }
  89
  90       void FileSystem::mkdir(const std::string &dir)
  91       {
  92          PHYSFS_mkdir(dir.c_str());
  93       }
  94
  95       void FileSystem::rm(const std::string &filename)
  96       {
  97          PHYSFS_delete(filename.c_str());
  98       }
  99
 100       std::vector<std::string> FileSystem::ls(const std::string &path)
 101       {
 102          std::vector<std::string> files;
 103          char **physfs_files = PHYSFS_enumerateFiles(path.c_str());
 104          for(char **iter = physfs_files;*iter;++iter)
 105          {
 106             files.push_back(*iter);
 107          }
 108          PHYSFS_freeList(physfs_files);
 109          return files;
 110       }
 111
 112       bool FileSystem::exists(const std::string &filename)
 113       {
 114          return PHYSFS_exists(filename.c_str());
 115       }
 116
 117       bool FileSystem::is_dir(const std::string &filename)
 118       {
 119          return PHYSFS_isDirectory(filename.c_str());
 120       }
 121
 122       std::string FileSystem::get_real_dir(const std::string &filename)
 123       {
 124          return PHYSFS_getRealDir(filename.c_str());
 125       }
 126    }
 127 }