+\f
+static void
+load_data_file (const char *arg)
+{
+ gchar *filename = NULL;
+ gchar *utf8 = NULL;
+ const gchar *local_encoding = NULL;
+ gsize written = -1;
+ const gboolean local_is_utf8 = g_get_charset (&local_encoding);
+
+ /* There seems to be no Glib function to convert from local encoding
+ to filename encoding. Therefore it has to be done in two steps:
+ the intermediate encoding is UTF8.
+
+ Either step could fail. However, in many cases the file can still
+ be loaded even if the conversion fails. So in those cases, after showing
+ a warning, we simply copy the locally encoded filename to the destination
+ and hope for the best.
+ */
+
+ if ( local_is_utf8)
+ {
+ utf8 = xstrdup (arg);
+ }
+ else
+ {
+ GError *err = NULL;
+ utf8 = g_locale_to_utf8 (arg, -1, NULL, &written, &err);
+ if ( NULL == utf8)
+ {
+ g_warning ("Cannot convert filename from local encoding `%s' to UTF-8: %s",
+ local_encoding,
+ err->message);
+ g_clear_error (&err);
+ }
+ }
+
+ if ( NULL != utf8)
+ {
+ GError *err = NULL;
+ filename = g_filename_from_utf8 (utf8, written, NULL, NULL, &err);
+ if ( NULL == filename)
+ {
+ g_warning ("Cannot convert filename from UTF8 to filename encoding: %s",
+ err->message);
+ g_clear_error (&err);
+ }
+ }
+
+ g_free (utf8);
+
+ if ( filename == NULL)
+ filename = xstrdup (arg);
+
+ psppire_window_load (PSPPIRE_WINDOW (the_data_window), filename);
+
+ g_free (filename);
+}
+
+static void
+handle_msg (const struct msg *m_, void *lexer_)
+{
+ struct lexer *lexer = lexer_;
+ struct msg m = *m_;
+
+ if (lexer != NULL && m.file_name == NULL)
+ {
+ m.file_name = CONST_CAST (char *, lex_get_file_name (lexer));
+ m.first_line = lex_get_first_line_number (lexer, 0);
+ m.last_line = lex_get_last_line_number (lexer, 0);
+ m.first_column = lex_get_first_column (lexer, 0);
+ m.last_column = lex_get_last_column (lexer, 0);
+ }
+
+ message_item_submit (message_item_create (&m));
+}