Only in b/src: document.c.orig
Only in b/src: editor.c.orig
diff -ru a/src/sciwrappers.c b/src/sciwrappers.c
--- a/src/sciwrappers.c	2019-01-04 18:26:24.000000000 +0300
+++ b/src/sciwrappers.c	2019-02-23 00:56:55.809405457 +0300
@@ -1376,3 +1376,67 @@
 	return SSM(sci, SCI_WORDENDPOSITION, position, onlyWordCharacters);
 }
 
+gint sci_get_main_selection(ScintillaObject *sci)
+{
+	return SSM(sci, SCI_GETMAINSELECTION, 0, 0);
+};
+
+gint sci_get_selection_n_anchor(ScintillaObject *sci, gint i)
+{
+	return SSM(sci, SCI_GETSELECTIONNANCHOR, i, 0);
+}
+
+void sci_set_selection_n_anchor(ScintillaObject *sci, gint i, gint position)
+{
+	SSM(sci, SCI_SETSELECTIONNANCHOR, i, position);
+}
+
+gint sci_get_selection_n_anchor_virtual_space(ScintillaObject *sci, gint i)
+{
+	return SSM(sci, SCI_GETSELECTIONNANCHORVIRTUALSPACE, i, 0);
+}
+
+void sci_set_selection_n_anchor_virtual_space(ScintillaObject *sci, gint i, gint virtual)
+{
+	SSM(sci, SCI_SETSELECTIONNANCHORVIRTUALSPACE, i, virtual);
+}
+
+gint sci_get_selection_n_caret(ScintillaObject *sci, gint i)
+{
+	return SSM(sci, SCI_GETSELECTIONNCARET, i, 0);
+}
+
+void sci_set_selection_n_caret(ScintillaObject *sci, gint i, gint position)
+{
+	SSM(sci, SCI_SETSELECTIONNCARET, i, position);
+}
+
+gint sci_get_selection_n_caret_virtual_space(ScintillaObject *sci, gint i)
+{
+	return SSM(sci, SCI_GETSELECTIONNCARETVIRTUALSPACE, i, 0);
+}
+
+void sci_set_selection_n_caret_virtual_space(ScintillaObject *sci, gint i, gint virtual)
+{
+	SSM(sci, SCI_SETSELECTIONNCARETVIRTUALSPACE, i, virtual);
+}
+
+gint sci_get_column_from_position(ScintillaObject *sci, gint position)
+{
+	return SSM(sci, SCI_GETCOLUMN, position, 0);
+}
+
+gint sci_find_column(ScintillaObject *sci, gint line, gint column)
+{
+	return SSM(sci, SCI_FINDCOLUMN, line, column);
+}
+
+gint sci_get_virtual_space_options(ScintillaObject *sci)
+{
+	return SSM(sci, SCI_GETVIRTUALSPACEOPTIONS, 0, 0);
+}
+
+gint sci_get_selections(ScintillaObject *sci)
+{
+	return SSM(sci, SCI_GETSELECTIONS, 0, 0);
+}
diff -ru a/src/sciwrappers.h b/src/sciwrappers.h
--- a/src/sciwrappers.h	2019-01-04 18:26:24.000000000 +0300
+++ b/src/sciwrappers.h	2019-02-23 00:56:13.025377248 +0300
@@ -217,6 +217,20 @@
 void				sci_move_selected_lines_down    (ScintillaObject *sci);
 void				sci_move_selected_lines_up      (ScintillaObject *sci);
 
+gint				sci_get_main_selection						(ScintillaObject *sci);
+gint				sci_get_selection_n_anchor					(ScintillaObject *sci, gint i);
+void				sci_set_selection_n_anchor					(ScintillaObject *sci, gint i, gint position);
+gint				sci_get_selection_n_anchor_virtual_space	(ScintillaObject *sci, gint i);
+void				sci_set_selection_n_anchor_virtual_space	(ScintillaObject *sci, gint i, gint virtual);
+gint				sci_get_selection_n_caret					(ScintillaObject *sci, gint i);
+void				sci_set_selection_n_caret					(ScintillaObject *sci, gint i, gint position);
+gint				sci_get_selection_n_caret_virtual_space		(ScintillaObject *sci, gint i);
+void				sci_set_selection_n_caret_virtual_space		(ScintillaObject *sci, gint i, gint virtual);
+gint				sci_get_column_from_position				(ScintillaObject *sci, gint position);
+gint				sci_find_column								(ScintillaObject *sci, gint line, gint column);
+gint				sci_get_virtual_space_options				(ScintillaObject *sci);
+gint				sci_get_selections							(ScintillaObject *sci);
+
 #endif /* GEANY_PRIVATE */
 
 G_END_DECLS