Eliminate gchar conversion warnings

warning: ISO C++ forbids converting a string constant to ‘gchar*’ {aka
‘char*’} [-Wwrite-strings]

diff --git a/src/dupe.cc b/src/dupe.cc
index 3b5f349..8558f34 100644 (file)
--- a/src/dupe.cc
+++ b/src/dupe.cc
@@ -702,7 +702,7 @@ static void dupe_listview_add(DupeWindow *dw, DupeItem *parent, DupeItem *child)
                text[DUPE_COLUMN_RANK] = g_strdup_printf("%d%s", rank, (di->second) ? " (2)" : "");
                }
 
-       text[DUPE_COLUMN_THUMB] = ("");
+       text[DUPE_COLUMN_THUMB] = nullptr;
        text[DUPE_COLUMN_NAME] = const_cast<gchar *>(di->fd->name);
        text[DUPE_COLUMN_SIZE] = text_from_size(di->fd->size);
        text[DUPE_COLUMN_DATE] = const_cast<gchar *>(text_from_time(di->fd->date));

diff --git a/src/menu.cc b/src/menu.cc
index b12feaf..f409b12 100644 (file)
--- a/src/menu.cc
+++ b/src/menu.cc
@@ -167,7 +167,7 @@ gchar *sort_type_get_text(SortType method)
                        break;
                }
 
-       return ("");
+       return nullptr;
 }
 
 static GtkWidget *submenu_add_sort_item(GtkWidget *menu,
@@ -267,7 +267,7 @@ gchar *zoom_type_get_text(ZoomMode method)
                        break;
                }
 
-       return ("");
+       return nullptr;
 }
 
 static GtkWidget *submenu_add_zoom_item(GtkWidget *menu,
@@ -355,7 +355,7 @@ gchar *alter_type_get_text(AlterType type)
                        break;
                }
 
-       return ("");
+       return nullptr;
 }
 
 static void submenu_add_alter_item(GtkWidget *menu, GCallback func, AlterType type,