Corrected various warnings

CMakeLists.txt

@@ -2,6 +2,7 @@ cmake_minimum_required(VERSION 2.8)
 
 project(mdiary)
 #set(CMAKE_BUILD_TYPE Release)
+set(CMAKE_C_FLAGS "-Wall")
 
 find_package(PkgConfig REQUIRED)
 pkg_check_modules(GLIB2 REQUIRED glib-2.0)

src/main.c

@@ -20,7 +20,6 @@ static void quit_cb(GSimpleAction *action, GVariant *parameter, gpointer user_da
 static void settings_cb(GSimpleAction *action, GVariant *parameter, gpointer user_data)
 {
 	struct mainWindow *mainWindow = *((struct mainWindow **) user_data);
-	struct mainWindow *a = user_data;
 
 	mainWindow_settings_show(mainWindow);
 }
@@ -91,4 +90,6 @@ int main(int argc, char *argv[])
 
 	status = g_application_run(G_APPLICATION(app), argc, argv);
 	g_object_unref(app);
+
+	return status;
 }

src/mainwindow.c

@@ -149,7 +149,6 @@ void mainWindow_add_recent_workspace(struct mainWindow *mainWindow, gchar *path,
 	GRegex *regex;
 	GMatchInfo *match_info;
 	gchar *temp;
-	gboolean del_iter = FALSE;
 
 	regex = g_regex_new("(.*)\\/(.*)", G_REGEX_RAW, 0, NULL);
 	if (g_regex_match(regex, path, 0, &match_info) &&
@@ -201,7 +200,6 @@ void mainWindow_add_recent_workspace(struct mainWindow *mainWindow, gchar *path,
 static void mainWindow_configure_workspaceTreeView(struct mainWindow *mainWindow)
 {
 	GtkCellRenderer *renderer;
-	GtkTreeViewColumn *col;
 
 	mainWindow->workspaceListStore = gtk_list_store_new(WSCOL_COUNT,
 							    G_TYPE_STRING,
@@ -288,11 +286,9 @@ static void mainWindow_configure_treeView(struct mainWindow *mainWindow)
 
 static void mainWindow_configure_entry_completion(struct mainWindow *mainWindow)
 {
-	GtkCellRenderer *renderer;
 	GtkTreeSortable *sortable;
 	GtkTreeModelSort *sorted;
 	GtkTreeModel *model;
-	GtkTreeIter iter;
 
 	mainWindow->completionListStore = gtk_list_store_new(1, G_TYPE_STRING);
 	sorted = GTK_TREE_MODEL_SORT(gtk_tree_model_sort_new_with_model(
@@ -303,8 +299,6 @@ static void mainWindow_configure_entry_completion(struct mainWindow *mainWindow)
 
 	sortable = GTK_TREE_SORTABLE(sorted);
 
-	renderer = gtk_cell_renderer_text_new();
-
 	gtk_entry_completion_set_model(mainWindow->searchEntryCompletion, model);
 	gtk_entry_completion_set_text_column(mainWindow->searchEntryCompletion, 0);
 

src/mdiary.c

@@ -270,7 +270,7 @@ static void mdiary_add_file_to_store(struct mdiary_scanner *mdiary_scanner,
 		file = g_file_new_for_path(filename);
 		stream = g_file_read(file, NULL, &err);
 		if (err != NULL) {
-			g_print("PARSER: %s\n", filename, err->message);
+			g_print("PARSER: %s: %s\n", filename, err->message);
 			g_error_free(err);
 			return;
 		}
@@ -460,7 +460,7 @@ struct mdiary_scanner *mdiary_scanner_new(gboolean gpg_enabled)
 	return mdiary_scanner;
 }
 
-void *mdiary_scanner_free(struct mdiary_scanner *mdiary_scanner)
+void mdiary_scanner_free(struct mdiary_scanner *mdiary_scanner)
 {
 	free(mdiary_scanner);
 }

src/mdiary.h

@@ -27,7 +27,7 @@ struct mdiary_scanner {
 };
 
 struct mdiary_scanner *mdiary_scanner_new(gboolean gpg_enabled);
-void *mdiary_scanner_free(struct mdiary_scanner *mdiary_scanner);
+void mdiary_scanner_free(struct mdiary_scanner *mdiary_scanner);
 gint mdiary_scan_to_store(struct mdiary_scanner *mdiary_scanner,
 			  gchar *base_dir,
 			  GtkListStore *entryListStore, GtkListStore *autoCompletion);

src/settings.c

@@ -56,6 +56,8 @@ gboolean mdiary_load_settings(gchar *filename, struct mdiary_settings *settings)
 		mainWindow_switch_workspace(settings->mainWindow, temp, FALSE);
 		g_free(temp);
 	}
+
+	return TRUE;
 }
 
 gboolean mdiary_save_settings(gchar *filename, struct mdiary_settings *settings)
@@ -96,6 +98,8 @@ gboolean mdiary_save_settings(gchar *filename, struct mdiary_settings *settings)
 	g_output_stream_close(G_OUTPUT_STREAM(stream), NULL, NULL);
 	g_object_unref(stream);
 	g_object_unref(file);
+
+	return TRUE;
 }
 
 struct mdiary_settings *mdiary_settings_new(struct mainWindow *mainWindow)