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# csutil/syspath.h

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    00001 /*
    00002     Copyright (C) 2003 by Frank Richter
    00003
    00004     This library is free software; you can redistribute it and/or
    00005     modify it under the terms of the GNU Library General Public
    00006     License as published by the Free Software Foundation; either
    00007     version 2 of the License, or (at your option) any later version.
    00008
    00009     This library is distributed in the hope that it will be useful,
    00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
    00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00012     Library General Public License for more details.
    00013
    00014     You should have received a copy of the GNU Library General Public
    00015     License along with this library; if not, write to the Free
    00016     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
    00017 */
    00018
    00019 #ifndef __CS_CSSYS_SYSPATH_H__
    00020 #define __CS_CSSYS_SYSPATH_H__
    00021
    00022 #include "csextern.h"
    00023 #include "array.h"
    00024 #include "csstring.h"
    00025 #include "ref.h"
    00026 #include "util.h"
    00027 #include "iutil/stringarray.h"
    00028
    00039 class csPathsList;
    00040
    00049 CS_CRYSTALSPACE_EXPORT csString csGetConfigPath ();
    00050
    00055 CS_CRYSTALSPACE_EXPORT csPathsList* csGetPluginPaths (const char* argv0);
    00056
    00062 class CS_CRYSTALSPACE_EXPORT csPathsList
    00063 {
    00064 public:
    00068   struct CS_CRYSTALSPACE_EXPORT Entry
    00069   {
    00073     csString path;
    00075     csString type;
    00077     bool scanRecursive;
    00078
    00079     void FixSeparators();
    00080
    00081     Entry () : scanRecursive (false) {}
    00082     Entry (const char* path, const char* type, bool recursive = false)
    00083     {
    00084       Entry::path = path;
    00085       FixSeparators();
    00086       Entry::type = type;
    00087       scanRecursive = recursive;
    00088     };
    00089     Entry (const Entry& src)
    00090     {
    00091       path = src.path;
    00092       type = src.type;
    00093       scanRecursive = src.scanRecursive;
    00094     };
    00095   };
    00096 private:
    00097   csArray<Entry> paths;
    00098 public:
    00100   csPathsList () : paths (4, 4) {}
    00102   csPathsList (csPathsList const& o) : paths(o.paths) {}
    00104   csPathsList (const char* pathList);
    00109   csPathsList (const char* pathList[]);
    00111   ~csPathsList() {}
    00113   csPathsList& operator= (csPathsList const& o)
    00114   { if (&o != this) paths = o.paths; return *this; }
    00115
    00127   size_t AddUnique (const char* path, bool scanRecursive = false,
    00128     const char* type = 0, bool overrideRecursive = true);
    00134   size_t AddUniqueExpanded (const char* path, bool scanRecursive = false,
    00135     const char* type = 0, bool overrideRecursive = true);
    00144   size_t AddUnique (const Entry& path, bool overrideRecursive = true);
    00150   size_t AddUniqueExpanded (const Entry& path, bool overrideRecursive = true);
    00154   void AddUnique (const csPathsList& list, bool overrideRecursive = true)
    00155   {
    00156     for (size_t i = 0; i < list.Length(); i++)
    00157     {
    00158       AddUnique (list[i], overrideRecursive);
    00159     }
    00160   }
    00166   void AddUniqueExpanded (const csPathsList& list,
    00167     bool overrideRecursive = true)
    00168   {
    00169     for (size_t i = 0; i < list.Length(); i++)
    00170     {
    00171       AddUniqueExpanded (list[i], overrideRecursive);
    00172     }
    00173   }
    00175   void DeleteIndex (size_t index)
    00176   { paths.DeleteIndex (index); }
    00177
    00179   size_t Length () const { return paths.Length(); }
    00180   CS_DEPRECATED_METHOD size_t GetCount () const { return Length(); }
    00182   Entry const& operator [] (size_t n) const { return paths[n]; }
    00183
    00185
    00190   friend csPathsList operator* (const csPathsList& left,
    00191     const csPathsList& right);
    00192   inline csPathsList operator*= (const csPathsList& right)
    00193   { return (*this = *this * right); }
    00194   inline friend csPathsList operator* (const Entry& left,
    00195     const csPathsList& right)
    00196   {
    00197     csPathsList newPaths;
    00198     newPaths.paths.Push (left);
    00199     return newPaths * right;
    00200   }
    00201   inline friend csPathsList operator* (const char* left,
    00202     const csPathsList& right)
    00203   { return Entry (left, 0) * right; }
    00204   inline friend csPathsList operator* (const csPathsList& left,
    00205     const Entry& right)
    00206   {
    00207     csPathsList newPaths;
    00208     newPaths.paths.Push (right);
    00209     return left * newPaths;
    00210   }
    00211   inline friend csPathsList operator* (const csPathsList& left,
    00212     const char* right)
    00213   { return left * Entry (right, 0); }
    00214   inline csPathsList operator*= (const Entry& right)
    00215   { return (*this = *this * right); }
    00216   inline csPathsList operator*= (const char* right)
    00217   { return (*this = *this * right); }
    00219 };
    00220
    00224 class CS_CRYSTALSPACE_EXPORT csPathsUtilities
    00225 {
    00226 public:
    00235   static bool PathsIdentical (const char* path1, const char* path2);
    00242   static char* ExpandPath (const char* path);
    00243
    00251   static csPathsList LocateFile (const csPathsList& paths,
    00252     const char* file, bool thorough = false);
    00253
    00255   static void FilterInvalid (csPathsList& paths);
    00256
    00258   static csPathsList ExpandAll (const csPathsList& paths);
    00259 };
    00260
    00265 class CS_CRYSTALSPACE_EXPORT csInstallationPathsHelper
    00266 {
    00267 public:
    00276   static csPathsList* GetPlatformInstallationPaths ();
    00282   static csRef<iStringArray> FindSystemRoots();
    00295   static csString GetAppPath (const char* argv0);
    00296
    00310   static csString GetAppDir (const char* argv0);
    00311
    00330   static csString GetResourceDir (const char* argv0);
    00335   static csPathsList* GetPluginPaths (const char* argv0);
    00339   static csString GetAppFilename (const char* basename);
    00340 };
    00341
    00343
    00345 CS_DEPRECATED_METHOD inline bool csPathsIdentical (const char* path1,
    00346   const char* path2)
    00347 { return csPathsUtilities::PathsIdentical (path1, path2); }
    00348 CS_DEPRECATED_METHOD inline csRef<iStringArray> csFindSystemRoots()
    00349 { return csInstallationPathsHelper::FindSystemRoots (); }
    00350 CS_DEPRECATED_METHOD inline char* csExpandPath (const char* path)
    00351 { return csPathsUtilities::ExpandPath (path); }
    00352 CS_DEPRECATED_METHOD inline csString csGetAppPath (const char* argv0)
    00353 { return csInstallationPathsHelper::GetAppPath (argv0); }
    00354 CS_DEPRECATED_METHOD inline csString csGetAppDir (const char* argv0)
    00355 { return csInstallationPathsHelper::GetAppDir (argv0); }
    00356 CS_DEPRECATED_METHOD inline csString csGetResourceDir (const char* argv0)
    00357 { return csInstallationPathsHelper::GetResourceDir (argv0); }
    00359
    00363 #endif