#pragma hdrstop
#endif
+#include "wx/filefn.h"
+
#ifndef WX_PRECOMP
#include "wx/intl.h"
#include "wx/log.h"
#include "wx/utils.h"
#endif
-#include "wx/file.h" // This does include filefn.h
+#include "wx/file.h"
#include "wx/filename.h"
#include "wx/dir.h"
// macros
// ----------------------------------------------------------------------------
-// we need to translate Mac filenames before passing them to OS functions
+// translate the filenames before passing them to OS functions
#define OS_FILENAME(s) (s.fn_str())
// ============================================================================
// implementation
// ============================================================================
+// ----------------------------------------------------------------------------
+// wrappers around standard POSIX functions
+// ----------------------------------------------------------------------------
+
#ifdef wxNEED_WX_UNISTD_H
WXDLLEXPORT int wxStat( const wxChar *file_name, wxStructStat *buf )
return stat( wxConvFile.cWX2MB( file_name ), buf );
}
+WXDLLEXPORT int wxLstat( const wxChar *file_name, wxStructStat *buf )
+{
+ return lstat( wxConvFile.cWX2MB( file_name ), buf );
+}
+
WXDLLEXPORT int wxAccess( const wxChar *pathname, int mode )
{
return access( wxConvFile.cWX2MB( pathname ), mode );
return open( wxConvFile.cWX2MB( pathname ), flags, mode );
}
-#endif
- // wxNEED_WX_UNISTD_H
+#endif // wxNEED_WX_UNISTD_H
// ----------------------------------------------------------------------------
// wxPathList
// ----------------------------------------------------------------------------
-void wxPathList::Add (const wxString& path)
+bool wxPathList::Add(const wxString& path)
{
- // add only the path part of the given string (not the filename, in case it's present)
+ // add a path separator to force wxFileName to interpret it always as a directory
+ // (i.e. if we are called with '/home/user' we want to consider it a folder and
+ // not, as wxFileName would consider, a filename).
wxFileName fn(path + wxFileName::GetPathSeparator());
- fn.Normalize(); // add only normalized paths
+
+ // add only normalized relative/absolute paths
+ // NB: we won't do wxPATH_NORM_DOTS in order to avoid problems when trying to
+ // normalize paths which starts with ".." (which can be normalized only if
+ // we use also wxPATH_NORM_ABSOLUTE - which we don't want to use).
+ if (!fn.Normalize(wxPATH_NORM_TILDE|wxPATH_NORM_LONG|wxPATH_NORM_ENV_VARS))
+ return false;
wxString toadd = fn.GetPath();
if (Index(toadd) == wxNOT_FOUND)
wxArrayString::Add(toadd); // do not add duplicates
+
+ return true;
}
void wxPathList::Add(const wxArrayString &arr)
// Given a full filename (with path), ensure that that file can
// be accessed again USING FILENAME ONLY by adding the path
// to the list if not already there.
-void wxPathList::EnsureFileAccessible (const wxString& path)
+bool wxPathList::EnsureFileAccessible (const wxString& path)
{
- wxString path_only(wxPathOnly(path));
- if ( !path_only.empty() )
- {
- if ( Index(path_only) == wxNOT_FOUND )
- Add(path_only);
- }
+ return Add(wxPathOnly(path));
}
-// deprecated !
+#if WXWIN_COMPATIBILITY_2_6
bool wxPathList::Member (const wxString& path) const
{
return Index(path) != wxNOT_FOUND;
}
+#endif
wxString wxPathList::FindValidPath (const wxString& file) const
{
+ // normalize the given string as it could be a path + a filename
+ // and not only a filename
wxFileName fn(file);
wxString strend;
- fn.Normalize();
+ // NB: normalize without making absolute otherwise calling this function with
+ // e.g. "b/c.txt" would result in removing the directory 'b' and the for loop
+ // below would only add to the paths of this list the 'c.txt' part when doing
+ // the existence checks...
+ // NB: we don't use wxPATH_NORM_DOTS here, too (see wxPathList::Add for more info)
+ if (!fn.Normalize(wxPATH_NORM_TILDE|wxPATH_NORM_LONG|wxPATH_NORM_ENV_VARS))
+ return wxEmptyString;
+
+ wxASSERT_MSG(!fn.IsDir(), wxT("Cannot search for directories; only for files"));
if (fn.IsAbsolute())
- strend = fn.GetFullName();
+ strend = fn.GetFullName(); // search for the file name and ignore the path part
else
strend = fn.GetFullPath();
return wxMacCFStringHolder(cfMutableString).AsString() ;
}
+#ifndef __LP64__
+
wxString wxMacFSSpec2MacFilename( const FSSpec *spec )
{
FSRef fsRef ;
wxMacPathToFSRef( path , &fsRef ) ;
err = FSRefMakeFSSpec( &fsRef , spec ) ;
}
+#endif
#endif // __WXMAC__
#if defined(__WINDOWS__) || defined(__OS2__)
// Windows fails to find directory named "c:\dir\" even if "c:\dir" exists,
// so remove all trailing backslashes from the path - but don't do this for
- // the pathes "d:\" (which are different from "d:") nor for just "\"
+ // the paths "d:\" (which are different from "d:") nor for just "\"
while ( wxEndsWithPathSeparator(strPath) )
{
size_t len = strPath.length();
// Get a temporary filename, opening and closing the file.
wxChar *wxGetTempFileName(const wxString& prefix, wxChar *buf)
{
-#if wxUSE_FILE
- wxString filename = wxFileName::CreateTempFileName(prefix);
- if ( filename.empty() )
+ wxString filename;
+ if ( !wxGetTempFileName(prefix, filename) )
return NULL;
if ( buf )
buf = MYcopystring(filename);
return buf;
-#else
- wxUnusedVar(prefix);
- wxUnusedVar(buf);
- // wxFileName::CreateTempFileName needs wxFile class enabled
- return NULL;
-#endif
}
bool wxGetTempFileName(const wxString& prefix, wxString& buf)
{
- buf = wxGetTempFileName(prefix);
+#if wxUSE_FILE
+ buf = wxFileName::CreateTempFileName(prefix);
return !buf.empty();
+#else // !wxUSE_FILE
+ wxUnusedVar(prefix);
+ wxUnusedVar(buf);
+
+ return false;
+#endif // wxUSE_FILE/!wxUSE_FILE
}
// Get first file name matching given wild card.
return filters.GetCount();
}
+#if defined( __WINDOWS__ )
+static bool wxCheckWin32Permission(const wxString& path, DWORD access)
+{
+ // quoting the MSDN: "To obtain a handle to a directory, call the
+ // CreateFile function with the FILE_FLAG_BACKUP_SEMANTICS flag", but this
+ // doesn't work under Win9x/ME but then it's not needed there anyhow
+ bool isdir = wxDirExists(path);
+ if ( isdir && wxGetOsVersion() == wxOS_WINDOWS_9X )
+ {
+ // FAT directories always allow all access, even if they have the
+ // readonly flag set
+ return true;
+ }
+
+ HANDLE h = ::CreateFile
+ (
+ path.c_str(),
+ access,
+ FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
+ NULL,
+ OPEN_EXISTING,
+ isdir ? FILE_FLAG_BACKUP_SEMANTICS : 0,
+ NULL
+ );
+ if ( h != INVALID_HANDLE_VALUE )
+ CloseHandle(h);
+
+ return h != INVALID_HANDLE_VALUE;
+}
+#endif // __WINDOWS__
+
+bool wxIsWritable(const wxString &path)
+{
+#if defined( __UNIX__ ) || defined(__OS2__)
+ // access() will take in count also symbolic links
+ return access(wxConvFile.cWX2MB(path), W_OK) == 0;
+#elif defined( __WINDOWS__ )
+ return wxCheckWin32Permission(path, GENERIC_WRITE);
+#else
+ wxUnusedVar(path);
+ // TODO
+ return false;
+#endif
+}
+
+bool wxIsReadable(const wxString &path)
+{
+#if defined( __UNIX__ ) || defined(__OS2__)
+ // access() will take in count also symbolic links
+ return access(wxConvFile.cWX2MB(path), R_OK) == 0;
+#elif defined( __WINDOWS__ )
+ return wxCheckWin32Permission(path, GENERIC_READ);
+#else
+ wxUnusedVar(path);
+ // TODO
+ return false;
+#endif
+}
+
+bool wxIsExecutable(const wxString &path)
+{
+#if defined( __UNIX__ ) || defined(__OS2__)
+ // access() will take in count also symbolic links
+ return access(wxConvFile.cWX2MB(path), X_OK) == 0;
+#elif defined( __WINDOWS__ )
+ return wxCheckWin32Permission(path, GENERIC_EXECUTE);
+#else
+ wxUnusedVar(path);
+ // TODO
+ return false;
+#endif
+}
+
+// Return the type of an open file
+//
+// Some file types on some platforms seem seekable but in fact are not.
+// The main use of this function is to allow such cases to be detected
+// (IsSeekable() is implemented as wxGetFileKind() == wxFILE_KIND_DISK).
+//
+// This is important for the archive streams, which benefit greatly from
+// being able to seek on a stream, but which will produce corrupt archives
+// if they unknowingly seek on a non-seekable stream.
+//
+// wxFILE_KIND_DISK is a good catch all return value, since other values
+// disable features of the archive streams. Some other value must be returned
+// for a file type that appears seekable but isn't.
+//
+// Known examples:
+// * Pipes on Windows
+// * Files on VMS with a record format other than StreamLF
+//
+wxFileKind wxGetFileKind(int fd)
+{
+#if defined __WXMSW__ && !defined __WXWINCE__ && defined wxGetOSFHandle
+ switch (::GetFileType(wxGetOSFHandle(fd)) & ~FILE_TYPE_REMOTE)
+ {
+ case FILE_TYPE_CHAR:
+ return wxFILE_KIND_TERMINAL;
+ case FILE_TYPE_DISK:
+ return wxFILE_KIND_DISK;
+ case FILE_TYPE_PIPE:
+ return wxFILE_KIND_PIPE;
+ }
+
+ return wxFILE_KIND_UNKNOWN;
+
+#elif defined(__UNIX__)
+ if (isatty(fd))
+ return wxFILE_KIND_TERMINAL;
+
+ struct stat st;
+ fstat(fd, &st);
+
+ if (S_ISFIFO(st.st_mode))
+ return wxFILE_KIND_PIPE;
+ if (!S_ISREG(st.st_mode))
+ return wxFILE_KIND_UNKNOWN;
+
+ #if defined(__VMS__)
+ if (st.st_fab_rfm != FAB$C_STMLF)
+ return wxFILE_KIND_UNKNOWN;
+ #endif
+
+ return wxFILE_KIND_DISK;
+
+#else
+ #define wxFILEKIND_STUB
+ (void)fd;
+ return wxFILE_KIND_DISK;
+#endif
+}
+
+wxFileKind wxGetFileKind(FILE *fp)
+{
+ // Note: The watcom rtl dll doesn't have fileno (the static lib does).
+ // Should be fixed in version 1.4.
+#if defined(wxFILEKIND_STUB) || wxONLY_WATCOM_EARLIER_THAN(1,4)
+ (void)fp;
+ return wxFILE_KIND_DISK;
+#elif defined(__WINDOWS__) && !defined(__CYGWIN__) && !defined(__WATCOMC__)
+ return fp ? wxGetFileKind(_fileno(fp)) : wxFILE_KIND_UNKNOWN;
+#else
+ return fp ? wxGetFileKind(fileno(fp)) : wxFILE_KIND_UNKNOWN;
+#endif
+}
+
//------------------------------------------------------------------------
// wild character routines
}
}
-// Return the type of an open file
-//
-// Some file types on some platforms seem seekable but in fact are not.
-// The main use of this function is to allow such cases to be detected
-// (IsSeekable() is implemented as wxGetFileKind() == wxFILE_KIND_DISK).
-//
-// This is important for the archive streams, which benefit greatly from
-// being able to seek on a stream, but which will produce corrupt archives
-// if they unknowingly seek on a non-seekable stream.
-//
-// wxFILE_KIND_DISK is a good catch all return value, since other values
-// disable features of the archive streams. Some other value must be returned
-// for a file type that appears seekable but isn't.
-//
-// Known examples:
-// * Pipes on Windows
-// * Files on VMS with a record format other than StreamLF
-//
-wxFileKind wxGetFileKind(int fd)
-{
-#if defined __WXMSW__ && !defined __WXWINCE__ && defined wxGetOSFHandle
- switch (::GetFileType(wxGetOSFHandle(fd)) & ~FILE_TYPE_REMOTE)
- {
- case FILE_TYPE_CHAR:
- return wxFILE_KIND_TERMINAL;
- case FILE_TYPE_DISK:
- return wxFILE_KIND_DISK;
- case FILE_TYPE_PIPE:
- return wxFILE_KIND_PIPE;
- }
-
- return wxFILE_KIND_UNKNOWN;
-
-#elif defined(__UNIX__)
- if (isatty(fd))
- return wxFILE_KIND_TERMINAL;
-
- struct stat st;
- fstat(fd, &st);
-
- if (S_ISFIFO(st.st_mode))
- return wxFILE_KIND_PIPE;
- if (!S_ISREG(st.st_mode))
- return wxFILE_KIND_UNKNOWN;
-
- #if defined(__VMS__)
- if (st.st_fab_rfm != FAB$C_STMLF)
- return wxFILE_KIND_UNKNOWN;
- #endif
-
- return wxFILE_KIND_DISK;
-
-#else
- #define wxFILEKIND_STUB
- (void)fd;
- return wxFILE_KIND_DISK;
-#endif
-}
-
-wxFileKind wxGetFileKind(FILE *fp)
-{
- // Note: The watcom rtl dll doesn't have fileno (the static lib does).
- // Should be fixed in version 1.4.
-#if defined(wxFILEKIND_STUB) || wxONLY_WATCOM_EARLIER_THAN(1,4)
- (void)fp;
- return wxFILE_KIND_DISK;
-#else
- return fp ? wxGetFileKind(fileno(fp)) : wxFILE_KIND_UNKNOWN;
-#endif
-}
-
#ifdef __VISUALC__
#pragma warning(default:4706) // assignment within conditional expression
#endif // VC++
projects / wxWidgets.git / blobdiff