// this symbol is defined for the platforms where file systems use volumes in
// paths
-#if defined(__WXMSW__) || defined(__DOS__) || defined(__OS2__)
+#if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
#define wxHAS_FILESYSTEM_VOLUMES
#endif
wxPATH_MAX // Not a valid value for specifying path format
};
-// different convention that may be used with GetHumanReadableSize()
+// different conventions that may be used with GetHumanReadableSize()
enum wxSizeConvention
{
- wxSIZE_CONV_TRADIONAL, // 1024 bytes = 1 KB
- wxSIZE_CONV_IEC, // 1024 bytes = 1 KiB
- wxSIZE_CONV_SI // 1000 bytes = 1 KB
+ wxSIZE_CONV_TRADITIONAL, // 1024 bytes = 1 KB
+ wxSIZE_CONV_IEC, // 1024 bytes = 1 KiB
+ wxSIZE_CONV_SI // 1000 bytes = 1 KB
};
-
// the kind of normalization to do with the file name: these values can be
// or'd together to perform several operations at once
enum wxPathNormalize
wxPATH_RMDIR_RECURSIVE = 0x0002 // delete all recursively (dangerous!)
};
+// FileExists flags
+enum
+{
+ wxFILE_EXISTS_REGULAR = 0x0001, // check for existence of a regular file
+ wxFILE_EXISTS_DIR = 0x0002, // check for existence of a directory
+ wxFILE_EXISTS_SYMLINK = 0x1004, // check for existence of a symbolic link;
+ // also sets wxFILE_EXISTS_NO_FOLLOW as
+ // it would never be satisfied otherwise
+ wxFILE_EXISTS_DEVICE = 0x0008, // check for existence of a device
+ wxFILE_EXISTS_FIFO = 0x0016, // check for existence of a FIFO
+ wxFILE_EXISTS_SOCKET = 0x0032, // check for existence of a socket
+ // gap for future types
+ wxFILE_EXISTS_NO_FOLLOW = 0x1000, // don't dereference a contained symlink
+ wxFILE_EXISTS_ANY = 0x1FFF // check for existence of anything
+};
+
#if wxUSE_LONGLONG
// error code of wxFileName::GetSize()
extern WXDLLIMPEXP_DATA_BASE(const wxULongLong) wxInvalidSize;
// is contructed (the name will be empty), otherwise a file name and
// extension are extracted from it
wxFileName( const wxString& fullpath, wxPathFormat format = wxPATH_NATIVE )
- { Assign( fullpath, format ); }
+ { Assign( fullpath, format ); m_dontFollowLinks = false; }
// from a directory name and a file name
wxFileName(const wxString& path,
const wxString& name,
wxPathFormat format = wxPATH_NATIVE)
- { Assign(path, name, format); }
+ { Assign(path, name, format); m_dontFollowLinks = false; }
// from a volume, directory name, file base name and extension
wxFileName(const wxString& volume,
const wxString& name,
const wxString& ext,
wxPathFormat format = wxPATH_NATIVE)
- { Assign(volume, path, name, ext, format); }
+ { Assign(volume, path, name, ext, format); m_dontFollowLinks = false; }
// from a directory name, file base name and extension
wxFileName(const wxString& path,
const wxString& name,
const wxString& ext,
wxPathFormat format = wxPATH_NATIVE)
- { Assign(path, name, ext, format); }
+ { Assign(path, name, ext, format); m_dontFollowLinks = false; }
// the same for delayed initialization
!m_ext.empty() || m_hasExt;
}
- // does the file with this name exists?
+ // does the file with this name exist?
bool FileExists() const;
static bool FileExists( const wxString &file );
- // does the directory with this name exists?
+ // does the directory with this name exist?
bool DirExists() const;
static bool DirExists( const wxString &dir );
+ // does anything at all with this name (i.e. file, directory or some
+ // other file system object such as a device, socket, ...) exist?
+ bool Exists(int flags = wxFILE_EXISTS_ANY) const;
+ static bool Exists(const wxString& path, int flags = wxFILE_EXISTS_ANY);
+
+
// checks on most common flags for files/directories;
// more platform-specific features (like e.g. Unix permissions) are not
// available in wxFileName
{ return Normalize(wxPATH_NORM_DOTS | wxPATH_NORM_ABSOLUTE |
wxPATH_NORM_TILDE, cwd, format); }
+
+ // If the path is a symbolic link (Unix-only), indicate that all
+ // filesystem operations on this path should be performed on the link
+ // itself and not on the file it points to, as is the case by default.
+ //
+ // No effect if this is not a symbolic link.
+ void DontFollowLink()
+ {
+ m_dontFollowLinks = true;
+ }
+
+ // If the path is a symbolic link (Unix-only), returns whether various
+ // file operations should act on the link itself, or on its target.
+ //
+ // This does not test if the path is really a symlink or not.
+ bool ShouldFollowLink() const
+ {
+ return !m_dontFollowLinks;
+ }
+
#if defined(__WIN32__) && !defined(__WXWINCE__) && wxUSE_OLE
// if the path is a shortcut, return the target and optionally,
// the arguments
wxString
GetHumanReadableSize(const wxString& nullsize = _("Not available"),
int precision = 1,
- wxSizeConvention conv = wxSIZE_CONV_TRADIONAL) const;
+ wxSizeConvention conv = wxSIZE_CONV_TRADITIONAL) const;
static wxString
GetHumanReadableSize(const wxULongLong& sz,
const wxString& nullsize = _("Not available"),
int precision = 1,
- wxSizeConvention conv = wxSIZE_CONV_TRADIONAL);
+ wxSizeConvention conv = wxSIZE_CONV_TRADITIONAL);
#endif // wxUSE_LONGLONG
// the difference is important as file with name "foo" and without
// extension has full name "foo" while with empty extension it is "foo."
bool m_hasExt;
+
+ // by default, symlinks are dereferenced but this flag can be set with
+ // DontFollowLink() to change this and make different operations work on
+ // this file path itself instead of the target of the symlink
+ bool m_dontFollowLinks;
};
#endif // _WX_FILENAME_H_
projects / wxWidgets.git / blobdiff