+#endif // Windows/!Windows
+
+ if ( path.empty() )
+ {
+ wxLogSysError(_("Failed to create a temporary file name"));
+ }
+ else
+ {
+ bool ok = true;
+
+ // open the file - of course, there is a race condition here, this is
+ // why we always prefer using mkstemp()...
+ #if wxUSE_FILE
+ if ( fileTemp && !fileTemp->IsOpened() )
+ {
+ *deleteOnClose = wantDeleteOnClose;
+ int fd = wxTempOpen(path, deleteOnClose);
+ if (fd != -1)
+ fileTemp->Attach(fd);
+ else
+ ok = false;
+ }
+ #endif
+
+ #if wxUSE_FFILE
+ if ( ffileTemp && !ffileTemp->IsOpened() )
+ {
+ *deleteOnClose = wantDeleteOnClose;
+ ok = wxTempOpen(ffileTemp, path, deleteOnClose);
+ }
+ #endif
+
+ if ( !ok )
+ {
+ // FIXME: If !ok here should we loop and try again with another
+ // file name? That is the standard recourse if open(O_EXCL)
+ // fails, though of course it should be protected against
+ // possible infinite looping too.
+
+ wxLogError(_("Failed to open temporary file."));
+
+ path.clear();
+ }
+ }
+
+ return path;
+}
+
+
+static bool wxCreateTempImpl(
+ const wxString& prefix,
+ WXFILEARGS(wxFile *fileTemp, wxFFile *ffileTemp),
+ wxString *name)
+{
+ bool deleteOnClose = true;
+
+ *name = wxCreateTempImpl(prefix,
+ WXFILEARGS(fileTemp, ffileTemp),
+ &deleteOnClose);
+
+ bool ok = !name->empty();
+
+ if (deleteOnClose)
+ name->clear();
+#ifdef __UNIX__
+ else if (ok && wxRemoveFile(*name))
+ name->clear();
+#endif
+
+ return ok;
+}
+
+
+static void wxAssignTempImpl(
+ wxFileName *fn,
+ const wxString& prefix,
+ WXFILEARGS(wxFile *fileTemp, wxFFile *ffileTemp))
+{
+ wxString tempname;
+ tempname = wxCreateTempImpl(prefix, WXFILEARGS(fileTemp, ffileTemp));
+
+ if ( tempname.empty() )
+ {
+ // error, failed to get temp file name
+ fn->Clear();
+ }
+ else // ok
+ {
+ fn->Assign(tempname);
+ }
+}
+
+
+void wxFileName::AssignTempFileName(const wxString& prefix)
+{
+ wxAssignTempImpl(this, prefix, WXFILEARGS(NULL, NULL));
+}
+
+/* static */
+wxString wxFileName::CreateTempFileName(const wxString& prefix)
+{
+ return wxCreateTempImpl(prefix, WXFILEARGS(NULL, NULL));
+}
+
+#endif // wxUSE_FILE || wxUSE_FFILE
+
+
+#if wxUSE_FILE
+
+wxString wxCreateTempFileName(const wxString& prefix,
+ wxFile *fileTemp,
+ bool *deleteOnClose)
+{
+ return wxCreateTempImpl(prefix, WXFILEARGS(fileTemp, NULL), deleteOnClose);
+}
+
+bool wxCreateTempFile(const wxString& prefix,
+ wxFile *fileTemp,
+ wxString *name)
+{
+ return wxCreateTempImpl(prefix, WXFILEARGS(fileTemp, NULL), name);
+}
+
+void wxFileName::AssignTempFileName(const wxString& prefix, wxFile *fileTemp)
+{
+ wxAssignTempImpl(this, prefix, WXFILEARGS(fileTemp, NULL));
+}
+
+/* static */
+wxString
+wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp)
+{
+ return wxCreateTempFileName(prefix, fileTemp);
+}
+
+#endif // wxUSE_FILE
+
+
+#if wxUSE_FFILE
+
+wxString wxCreateTempFileName(const wxString& prefix,
+ wxFFile *fileTemp,
+ bool *deleteOnClose)
+{
+ return wxCreateTempImpl(prefix, WXFILEARGS(NULL, fileTemp), deleteOnClose);
+}
+
+bool wxCreateTempFile(const wxString& prefix,
+ wxFFile *fileTemp,
+ wxString *name)
+{
+ return wxCreateTempImpl(prefix, WXFILEARGS(NULL, fileTemp), name);
+
+}
+
+void wxFileName::AssignTempFileName(const wxString& prefix, wxFFile *fileTemp)
+{
+ wxAssignTempImpl(this, prefix, WXFILEARGS(NULL, fileTemp));
+}
+
+/* static */
+wxString
+wxFileName::CreateTempFileName(const wxString& prefix, wxFFile *fileTemp)
+{
+ return wxCreateTempFileName(prefix, fileTemp);
+}
+
+#endif // wxUSE_FFILE
+
+
+// ----------------------------------------------------------------------------
+// directory operations
+// ----------------------------------------------------------------------------
+
+// helper of GetTempDir(): check if the given directory exists and return it if
+// it does or an empty string otherwise
+namespace
+{
+
+wxString CheckIfDirExists(const wxString& dir)
+{
+ return wxFileName::DirExists(dir) ? dir : wxString();
+}
+
+} // anonymous namespace
+
+wxString wxFileName::GetTempDir()
+{
+ // first try getting it from environment: this allows overriding the values
+ // used by default if the user wants to create temporary files in another
+ // directory
+ wxString dir = CheckIfDirExists(wxGetenv("TMPDIR"));
+ if ( dir.empty() )
+ {
+ dir = CheckIfDirExists(wxGetenv("TMP"));
+ if ( dir.empty() )
+ dir = CheckIfDirExists(wxGetenv("TEMP"));
+ }
projects / wxWidgets.git / blobdiff