Cleaning up memory allocated by ncurses pads

.gitignore

@@ -25,3 +25,4 @@ configure.scan
 stamp-h1
 *~
 *dirstamp
+valgrind.out

runvalgrind.sh

@@ -0,0 +1,3 @@
+#!/bin/sh
+rm -f valgrind.out
+valgrind --log-file=valgrind.out --leak-check=full --track-origins=yes --show-reachable=yes ./profanity

src/preferences.c

@@ -96,6 +96,12 @@ prefs_load(void)
     _load_colours();
 }
 
+void
+prefs_close(void)
+{
+    g_key_file_free(prefs);
+}
+
 static NCURSES_COLOR_T
 _lookup_colour(const char * const colour)
 {

src/preferences.h

@@ -26,6 +26,7 @@
 #include <glib.h>
 
 void prefs_load(void);
+void prefs_close(void);
 
 char * find_login(char *prefix);
 void reset_login_search(void);

src/profanity.c

@@ -79,7 +79,7 @@ profanity_init(const int disable_tls)
     jabber_init(disable_tls);
     command_init();
     contact_list_init();
-    tinyurl_init();
+//    tinyurl_init();
     atexit(_profanity_shutdown);
 }
 
@@ -90,4 +90,5 @@ _profanity_shutdown(void)
     gui_close();
     log_close();
     chat_log_close();
+    prefs_close();
 }

src/windows.c

@@ -125,6 +125,13 @@ gui_refresh(void)
 void
 gui_close(void)
 {
+    int i;
+    for (i = 0; i < NUM_WINS; i++) {
+        if (_wins[i].win != NULL) {
+            delwin(_wins[i].win);
+        }
+    }
+
     endwin();
 }