Use glib for all allocations

- Removes need to check for malloc failure
- Removes need for NULL checks on free
- Adds checks for integer overflows
- Removes some extra memset calls
- Removes chance of mixing libc and glib malloc/free

18 files changed, 213 insertions, 261 deletions

diff --git a/src/fe-gtk/banlist.c b/src/fe-gtk/banlist.c
index d6f44811..e10aaa67 100644
--- a/src/fe-gtk/banlist.c
+++ b/src/fe-gtk/banlist.c
@@ -491,7 +491,7 @@ banlist_unban_inner (gpointer none, banlist_info *banl, int mode_num)
 	if (!gtk_tree_model_get_iter_first (model, &iter))
 		return 0;
 
-	masks = g_malloc (sizeof (char *) * banl->line_ct);
+	masks = g_new (char *, banl->line_ct);
 	num_sel = 0;
 	do
 	{
@@ -577,17 +577,17 @@ static void
 banlist_add_selected_cb (GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, gpointer data)
 {
 	GSList **lp = data;
-	GSList *list = NULL;
 	GtkTreeIter *copy;
 
-	if (!lp) return;
-	list = *lp;
-	copy = g_malloc (sizeof (GtkTreeIter));
-	g_return_if_fail (copy != NULL);
+	if (lp == NULL)
+	{
+		return;
+	}
+
+	copy = g_new (GtkTreeIter, 1);
 	*copy = *iter;
 
-	list = g_slist_append (list, copy);
-	*(GSList **)data = list;
+	*lp = g_slist_append (*lp, copy);
 }
 
 static void
@@ -786,14 +786,9 @@ banlist_opengui (struct session *sess)
 		return;
 	}
 
-	if (!sess->res->banlist)
+	if (sess->res->banlist == NULL)
 	{
-		sess->res->banlist = g_malloc0 (sizeof (banlist_info));
-		if (!sess->res->banlist)
-		{
-			fe_message (_("Banlist initialization failed."), FE_MSG_ERROR);
-			return;
-		}
+		sess->res->banlist = g_new0 (banlist_info, 1);
 	}
 	banl = sess->res->banlist;
 	if (banl->window)
diff --git a/src/fe-gtk/chanlist.c b/src/fe-gtk/chanlist.c
index f3a2259d..1c10c161 100644
--- a/src/fe-gtk/chanlist.c
+++ b/src/fe-gtk/chanlist.c
@@ -148,7 +148,7 @@ chanlist_data_free (server *serv)
 			data = rows->data;
 			g_free (data->topic);
 			g_free (data->collation_key);
-			free (data);
+			g_free (data);
 		}
 
 		g_slist_free (serv->gui->chanlist_data_stored_rows);
@@ -370,7 +370,7 @@ fe_add_chan_list (server *serv, char *chan, char *users, char *topic)
 	int len = strlen (chan) + 1;
 
 	/* we allocate the struct and channel string in one go */
-	next_row = malloc (sizeof (chanlistrow) + len);
+	next_row = g_malloc (sizeof (chanlistrow) + len);
 	memcpy (((char *)next_row) + sizeof (chanlistrow), chan, len);
 	next_row->topic = strip_color (topic, -1, STRIP_ALL);
 	next_row->collation_key = g_utf8_collate_key (chan, len-1);
diff --git a/src/fe-gtk/chanview.c b/src/fe-gtk/chanview.c
index 4c50d922..e5556d9f 100644
--- a/src/fe-gtk/chanview.c
+++ b/src/fe-gtk/chanview.c
@@ -111,9 +111,8 @@ truncate_tab_name (char *name, int max)
 	if (max > 2 && g_utf8_strlen (name, -1) > max)
 	{
 		/* truncate long channel names */
-		buf = malloc (strlen (name) + 4);
-		strcpy (buf, name);
-		g_utf8_offset_to_pointer (buf, max)[0] = 0;
+		buf = g_malloc (strlen (name) + 4);
+		g_utf8_strncpy (buf, name, max);
 		strcat (buf, "..");
 		return buf;
 	}
@@ -231,7 +230,7 @@ chanview_free_ch (chanview *cv, GtkTreeIter *iter)
 	chan *ch;
 
 	gtk_tree_model_get (GTK_TREE_MODEL (cv->store), iter, COL_CHAN, &ch, -1);
-	free (ch);
+	g_free (ch);
 }
 
 static void
@@ -251,7 +250,7 @@ chanview_destroy (chanview *cv)
 		gtk_widget_destroy (cv->box);
 
 	chanview_destroy_store (cv);
-	free (cv);
+	g_free (cv);
 }
 
 static void
@@ -267,7 +266,7 @@ chanview_new (int type, int trunc_len, gboolean sort, gboolean use_icons,
 {
 	chanview *cv;
 
-	cv = calloc (1, sizeof (chanview));
+	cv = g_new0 (chanview, 1);
 	cv->store = gtk_tree_store_new (4, G_TYPE_STRING, G_TYPE_POINTER,
 											  PANGO_TYPE_ATTR_LIST, GDK_TYPE_PIXBUF);
 	cv->style = style;
@@ -368,7 +367,7 @@ chanview_add_real (chanview *cv, char *name, void *family, void *userdata,
 
 	if (!ch)
 	{
-		ch = calloc (1, sizeof (chan));
+		ch = g_new0 (chan, 1);
 		ch->userdata = userdata;
 		ch->family = family;
 		ch->cv = cv;
@@ -401,7 +400,7 @@ chanview_add (chanview *cv, char *name, void *family, void *userdata, gboolean a
 	ret = chanview_add_real (cv, new_name, family, userdata, allow_closure, tag, icon, NULL, NULL);
 
 	if (new_name != name)
-		free (new_name);
+		g_free (new_name);
 
 	return ret;
 }
@@ -492,7 +491,7 @@ chan_rename (chan *ch, char *name, int trunc_len)
 	ch->cv->trunc_len = trunc_len;
 
 	if (new_name != name)
-		free (new_name);
+		g_free (new_name);
 }
 
 /* this thing is overly complicated */
@@ -645,7 +644,7 @@ chan_remove (chan *ch, gboolean force)
 
 	ch->cv->size--;
 	gtk_tree_store_remove (ch->cv->store, &ch->iter);
-	free (ch);
+	g_free (ch);
 	return TRUE;
 }
 
diff --git a/src/fe-gtk/custom-list.c b/src/fe-gtk/custom-list.c
index 485a9905..f1241947 100644
--- a/src/fe-gtk/custom-list.c
+++ b/src/fe-gtk/custom-list.c
@@ -727,7 +727,7 @@ custom_list_resort (CustomList * custom_list)
 							 custom_list);
 
 	/* let other objects know about the new order */
-	neworder = malloc (sizeof (gint) * custom_list->num_rows);
+	neworder = g_new (gint, custom_list->num_rows);
 
 	for (i = custom_list->num_rows - 1; i >= 0; i--)
 	{
@@ -744,7 +744,7 @@ custom_list_resort (CustomList * custom_list)
 	gtk_tree_model_rows_reordered (GTK_TREE_MODEL (custom_list), path, NULL,
 											 neworder);
 	gtk_tree_path_free (path);
-	free (neworder);
+	g_free (neworder);
 }
 
 void
diff --git a/src/fe-gtk/dccgui.c b/src/fe-gtk/dccgui.c
index 9f5226bc..27365af4 100644
--- a/src/fe-gtk/dccgui.c
+++ b/src/fe-gtk/dccgui.c
@@ -130,25 +130,25 @@ dcc_send_filereq_file (struct my_dcc_send *mdc, char *file)
 		dcc_send (mdc->sess, mdc->nick, file, mdc->maxcps, mdc->passive);
 	else
 	{
-		free (mdc->nick);
-		free (mdc);
+		g_free (mdc->nick);
+		g_free (mdc);
 	}
 }
 
 void
 fe_dcc_send_filereq (struct session *sess, char *nick, int maxcps, int passive)
 {
-	char tbuf[128];
-	struct my_dcc_send *mdc;
-	
-	mdc = malloc (sizeof (*mdc));
+	char* tbuf = g_strdup_printf (_("Send file to %s"), nick);
+
+	struct my_dcc_send *mdc = g_new (struct my_dcc_send, 1);
 	mdc->sess = sess;
-	mdc->nick = strdup (nick);
+	mdc->nick = g_strdup (nick);
 	mdc->maxcps = maxcps;
 	mdc->passive = passive;
 
-	snprintf (tbuf, sizeof tbuf, _("Send file to %s"), nick);
 	gtkutil_file_req (tbuf, dcc_send_filereq_file, mdc, prefs.hex_dcc_dir, NULL, FRF_MULTIPLE|FRF_FILTERISINITIAL);
+
+	g_free (tbuf);
 }
 
 static void
diff --git a/src/fe-gtk/fe-gtk.c b/src/fe-gtk/fe-gtk.c
index e180d46b..64382d68 100644
--- a/src/fe-gtk/fe-gtk.c
+++ b/src/fe-gtk/fe-gtk.c
@@ -224,7 +224,7 @@ fe_args (int argc, char *argv[])
 	/* cuts can. So we have to set the current dir manually, to the path  */
 	/* of the exe. */
 	{
-		char *tmp = strdup (argv[0]);
+		char *tmp = g_strdup (argv[0]);
 		char *sl;
 
 		sl = strrchr (tmp, G_DIR_SEPARATOR);
@@ -233,7 +233,7 @@ fe_args (int argc, char *argv[])
 			*sl = 0;
 			chdir (tmp);
 		}
-		free (tmp);
+		g_free (tmp);
 	}
 #endif
 
@@ -424,8 +424,7 @@ fe_new_window (session *sess, int focus)
 void
 fe_new_server (struct server *serv)
 {
-	serv->gui = malloc (sizeof (struct server_gui));
-	memset (serv->gui, 0, sizeof (struct server_gui));
+	serv->gui = g_new0 (struct server_gui, 1);
 }
 
 void
@@ -510,18 +509,15 @@ fe_set_topic (session *sess, char *topic, char *stripped_topic)
 	}
 	else
 	{
-		if (sess->res->topic_text)
-		{
-			free (sess->res->topic_text);
-		}
+		g_free (sess->res->topic_text);
 
 		if (prefs.hex_text_stripcolor_topic)
 		{
-			sess->res->topic_text = strdup (stripped_topic);
+			sess->res->topic_text = g_strdup (stripped_topic);
 		}
 		else
 		{
-			sess->res->topic_text = strdup (topic);
+			sess->res->topic_text = g_strdup (topic);
 		}
 	}
 }
@@ -547,9 +543,8 @@ fe_update_mode_entry (session *sess, GtkWidget *entry, char **text, char *new_te
 	{
 		if (sess->gui->is_tab)
 		{
-			if (*text)
-				free (*text);
-			*text = strdup (new_text);
+			g_free (*text);
+			*text = g_strdup (new_text);
 		}
 	}
 }
@@ -721,7 +716,7 @@ fe_lastlog (session *sess, session *lastlog_sess, char *sstr, gtk_xtext_search_f
 		lbuf->search_lnee = strlen (lbuf->search_nee);
 	}
 	lbuf->search_flags = flags;
-	lbuf->search_text = strdup (sstr);
+	lbuf->search_text = g_strdup (sstr);
 	gtk_xtext_lastlog (lbuf, buf);
 }
 
@@ -761,9 +756,8 @@ fe_set_lag (server *serv, long lag)
 		sess = list->data;
 		if (sess->server == serv)
 		{
-			if (sess->res->lag_tip)
-				free (sess->res->lag_tip);
-			sess->res->lag_tip = strdup (lagtip);
+			g_free (sess->res->lag_tip);
+			sess->res->lag_tip = g_strdup (lagtip);
 
 			if (!sess->gui->is_tab || current_tab == sess)
 			{
@@ -777,9 +771,8 @@ fe_set_lag (server *serv, long lag)
 			} else
 			{
 				sess->res->lag_value = per;
-				if (sess->res->lag_text)
-					free (sess->res->lag_text);
-				sess->res->lag_text = strdup (lagtext);
+				g_free (sess->res->lag_text);
+				sess->res->lag_text = g_strdup (lagtext);
 			}
 		}
 		list = list->next;
@@ -807,9 +800,8 @@ fe_set_throttle (server *serv)
 			snprintf (tbuf, sizeof (tbuf) - 1, _("%d bytes"), serv->sendq_len);
 			snprintf (tip, sizeof (tip) - 1, _("Network send queue: %d bytes"), serv->sendq_len);
 
-			if (sess->res->queue_tip)
-				free (sess->res->queue_tip);
-			sess->res->queue_tip = strdup (tip);
+			g_free (sess->res->queue_tip);
+			sess->res->queue_tip = g_strdup (tip);
 
 			if (!sess->gui->is_tab || current_tab == sess)
 			{
@@ -823,9 +815,8 @@ fe_set_throttle (server *serv)
 			} else
 			{
 				sess->res->queue_value = per;
-				if (sess->res->queue_text)
-					free (sess->res->queue_text);
-				sess->res->queue_text = strdup (tbuf);
+				g_free (sess->res->queue_text);
+				sess->res->queue_text = g_strdup (tbuf);
 			}
 		}
 		list = list->next;
@@ -977,9 +968,8 @@ fe_set_inputbox_contents (session *sess, char *text)
 		SPELL_ENTRY_SET_TEXT (sess->gui->input_box, text);
 	} else
 	{
-		if (sess->res->input_text)
-			free (sess->res->input_text);
-		sess->res->input_text = strdup (text);
+		g_free (sess->res->input_text);
+		sess->res->input_text = g_strdup (text);
 	}
 }
 
diff --git a/src/fe-gtk/fkeys.c b/src/fe-gtk/fkeys.c
index 3c8745e7..66c98018 100644
--- a/src/fe-gtk/fkeys.c
+++ b/src/fe-gtk/fkeys.c
@@ -565,7 +565,7 @@ key_dialog_save (GtkWidget *wid, gpointer userdata)
 	{
 		do
 		{
-			kb = (struct key_binding *) g_malloc0 (sizeof (struct key_binding));
+			kb = g_new0 (struct key_binding, 1);
 
 			gtk_tree_model_get (GTK_TREE_MODEL (store), &iter, ACCEL_COLUMN, &accel,
 															ACTION_COLUMN, &actiontext,
@@ -945,7 +945,7 @@ key_load_kbs (void)
 	fd = hexchat_open_file ("keybindings.conf", O_RDONLY, 0, 0);
 	if (fd < 0)
 	{
-		ibuf = strdup (default_kb_cfg);
+		ibuf = g_strdup (default_kb_cfg);
 		size = strlen (default_kb_cfg);
 	}
 	else
@@ -956,7 +956,7 @@ key_load_kbs (void)
 			return 1;
 		}
 
-		ibuf = malloc (st.st_size);
+		ibuf = g_malloc(st.st_size);
 		read (fd, ibuf, st.st_size);
 		size = st.st_size;
 		close (fd);
@@ -978,7 +978,7 @@ key_load_kbs (void)
 		switch (state)
 		{
 		case KBSTATE_MOD:
-			kb = (struct key_binding *) g_malloc0 (sizeof (struct key_binding));
+			kb = g_new0 (struct key_binding, 1);
 
 			/* New format */
 			if (strncmp (buf, "ACCEL=", 6) == 0)
@@ -1009,7 +1009,7 @@ key_load_kbs (void)
 			keyval = gdk_keyval_from_name (buf);
 			if (keyval == 0)
 			{
-				free (ibuf);
+				g_free (ibuf);
 				return 2;
 			}
 
@@ -1025,7 +1025,7 @@ key_load_kbs (void)
 
 			if (kb->action == KEY_MAX_ACTIONS + 1)
 			{
-				free (ibuf);
+				g_free (ibuf);
 				return 3;
 			}
 
@@ -1042,7 +1042,7 @@ key_load_kbs (void)
 
 			if (buf[0] != 'D')
 			{
-				free (ibuf);
+				g_free (ibuf);
 				return 4;
 			}
 
@@ -1068,12 +1068,10 @@ key_load_kbs (void)
 				len -= 3;
 				if (state == KBSTATE_DT1)
 				{
-					kb->data1 = g_malloc (len);
-					memcpy (kb->data1, &buf[3], len);
+					kb->data1 = g_strndup (&buf[3], len);
 				} else
 				{
-					kb->data2 = g_malloc (len);
-					memcpy (kb->data2, &buf[3], len);
+					kb->data2 = g_strndup (&buf[3], len);
 				}
 			} else if (buf[2] == '!')
 			{
@@ -1096,12 +1094,12 @@ key_load_kbs (void)
 			continue;
 		}
 	}
-	free (ibuf);
+	g_free (ibuf);
 	return 0;
 
 corrupt_file:
-	free (ibuf);
-	free (kb);
+	g_free (ibuf);
+	g_free (kb);
 	return 5;
 }
 
diff --git a/src/fe-gtk/gtkutil.c b/src/fe-gtk/gtkutil.c
index eabe9c75..e2ca1192 100644
--- a/src/fe-gtk/gtkutil.c
+++ b/src/fe-gtk/gtkutil.c
@@ -62,7 +62,7 @@ static void
 gtkutil_file_req_destroy (GtkWidget * wid, struct file_req *freq)
 {
 	freq->callback (freq->userdata, NULL);
-	free (freq);
+	g_free (freq);
 }
 
 static void
@@ -255,7 +255,7 @@ gtkutil_file_req (const char *title, void *callback, void *userdata, char *filte
 
 	gtk_file_chooser_add_shortcut_folder (GTK_FILE_CHOOSER (dialog), get_xdir (), NULL);
 
-	freq = malloc (sizeof (struct file_req));
+	freq = g_new (struct file_req, 1);
 	freq->dialog = dialog;
 	freq->flags = flags;
 	freq->callback = callback;
diff --git a/src/fe-gtk/maingui.c b/src/fe-gtk/maingui.c
index 5edd4ee8..54132681 100644
--- a/src/fe-gtk/maingui.c
+++ b/src/fe-gtk/maingui.c
@@ -312,7 +312,7 @@ mg_inputbox_cb (GtkWidget *igad, session_gui *gui)
 	if (cmd[0] == 0)
 		return;
 
-	cmd = strdup (cmd);
+	cmd = g_strdup (cmd);
 
 	/* avoid recursive loop */
 	ignore = TRUE;
@@ -340,7 +340,7 @@ mg_inputbox_cb (GtkWidget *igad, session_gui *gui)
 	if (sess)
 		handle_multiline (sess, cmd, TRUE, FALSE);
 
-	free (cmd);
+	g_free (cmd);
 }
 
 static gboolean
@@ -609,14 +609,14 @@ mg_unpopulate (session *sess)
 	gui = sess->gui;
 	res = sess->res;
 
-	res->input_text = strdup (SPELL_ENTRY_GET_TEXT (gui->input_box));
-	res->topic_text = strdup (gtk_entry_get_text (GTK_ENTRY (gui->topic_entry)));
-	res->limit_text = strdup (gtk_entry_get_text (GTK_ENTRY (gui->limit_entry)));
-	res->key_text = strdup (gtk_entry_get_text (GTK_ENTRY (gui->key_entry)));
+	res->input_text = g_strdup (SPELL_ENTRY_GET_TEXT (gui->input_box));
+	res->topic_text = g_strdup (gtk_entry_get_text (GTK_ENTRY (gui->topic_entry)));
+	res->limit_text = g_strdup (gtk_entry_get_text (GTK_ENTRY (gui->limit_entry)));
+	res->key_text = g_strdup (gtk_entry_get_text (GTK_ENTRY (gui->key_entry)));
 	if (gui->laginfo)
-		res->lag_text = strdup (gtk_label_get_text (GTK_LABEL (gui->laginfo)));
+		res->lag_text = g_strdup (gtk_label_get_text (GTK_LABEL (gui->laginfo)));
 	if (gui->throttleinfo)
-		res->queue_text = strdup (gtk_label_get_text (GTK_LABEL (gui->throttleinfo)));
+		res->queue_text = g_strdup (gtk_label_get_text (GTK_LABEL (gui->throttleinfo)));
 
 	for (i = 0; i < NUM_FLAG_WIDS - 1; i++)
 		res->flag_wid_state[i] = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (gui->flag_wid[i]));
@@ -645,7 +645,7 @@ mg_restore_label (GtkWidget *label, char **text)
 	if (*text)
 	{
 		gtk_label_set_text (GTK_LABEL (label), *text);
-		free (*text);
+		g_free (*text);
 		*text = NULL;
 	} else
 	{
@@ -659,7 +659,7 @@ mg_restore_entry (GtkWidget *entry, char **text)
 	if (*text)
 	{
 		gtk_entry_set_text (GTK_ENTRY (entry), *text);
-		free (*text);
+		g_free (*text);
 		*text = NULL;
 	} else
 	{
@@ -674,7 +674,7 @@ mg_restore_speller (GtkWidget *entry, char **text)
 	if (*text)
 	{
 		SPELL_ENTRY_SET_TEXT (entry, *text);
-		free (*text);
+		g_free (*text);
 		*text = NULL;
 	} else
 	{
@@ -1331,8 +1331,7 @@ mg_close_gen (chan *ch, GtkWidget *box)
 {
 	char *title = g_object_get_data (G_OBJECT (box), "title");
 
-	if (title)
-		free (title);
+	g_free (title);
 	if (!ch)
 		ch = g_object_get_data (G_OBJECT (box), "ch");
 	if (ch)
@@ -1640,7 +1639,7 @@ mg_dnd_drop_file (session *sess, char *target, char *uri)
 {
 	char *p, *data, *next, *fname;
 
-	p = data = strdup (uri);
+	p = data = g_strdup (uri);
 	while (*p)
 	{
 		next = strchr (p, '\r');
@@ -1667,7 +1666,7 @@ mg_dnd_drop_file (session *sess, char *target, char *uri)
 		if (*p == '\n')
 			p++;
 	}
-	free (data);
+	g_free (data);
 
 }
 
@@ -1837,7 +1836,7 @@ mg_changui_destroy (session *sess)
 		/* it fixes: Gdk-CRITICAL **: gdk_colormap_get_screen: */
 		/*           assertion `GDK_IS_COLORMAP (cmap)' failed */
 		ret = sess->gui->window;
-		free (sess->gui);
+		g_free (sess->gui);
 		sess->gui = NULL;
 	}
 	return ret;
@@ -3332,7 +3331,7 @@ mg_add_generic_tab (char *name, char *title, void *family, GtkWidget *box)
 	ch = chanview_add (mg_gui->chanview, name, NULL, box, TRUE, TAG_UTIL, pix_tree_util);
 	chan_set_color (ch, plain_list);
 	/* FIXME: memory leak */
-	g_object_set_data (G_OBJECT (box), "title", strdup (title));
+	g_object_set_data (G_OBJECT (box), "title", g_strdup (title));
 	g_object_set_data (G_OBJECT (box), "ch", ch);
 
 	if (prefs.hex_gui_tab_newtofront)
@@ -3395,7 +3394,7 @@ fe_clear_channel (session *sess)
 	{
 		if (sess->res->topic_text)
 		{
-			free (sess->res->topic_text);
+			g_free (sess->res->topic_text);
 			sess->res->topic_text = NULL;
 		}
 	}
@@ -3508,24 +3507,24 @@ mg_changui_new (session *sess, restore_gui *res, int tab, int focus)
 	session_gui *gui;
 	struct User *user = NULL;
 
-	if (!res)
+	if (res == NULL)
 	{
-		res = malloc (sizeof (restore_gui));
-		memset (res, 0, sizeof (restore_gui));
+		res = g_new0 (restore_gui, 1);
 	}
 
 	sess->res = res;
 
-	if (!sess->server->front_session)
+	if (sess->server->front_session == NULL)
+	{
 		sess->server->front_session = sess;
+	}
 
 	if (!is_channel (sess->server, sess->channel))
 		user = userlist_find_global (sess->server, sess->channel);
 
 	if (!tab)
 	{
-		gui = malloc (sizeof (session_gui));
-		memset (gui, 0, sizeof (session_gui));
+		gui = g_new0 (session_gui, 1);
 		gui->is_tab = FALSE;
 		sess->gui = gui;
 		mg_create_topwindow (sess);
@@ -3631,8 +3630,8 @@ mg_set_title (GtkWidget *vbox, char *title) /* for non-irc tab/window only */
 	old = g_object_get_data (G_OBJECT (vbox), "title");
 	if (old)
 	{
-		g_object_set_data (G_OBJECT (vbox), "title", strdup (title));
-		free (old);
+		g_object_set_data (G_OBJECT (vbox), "title", g_strdup (title));
+		g_free (old);
 	} else
 	{
 		gtk_window_set_title (GTK_WINDOW (vbox), title);
@@ -3650,7 +3649,7 @@ fe_server_callback (server *serv)
 	if (serv->gui->rawlog_window)
 		mg_close_gen (NULL, serv->gui->rawlog_window);
 
-	free (serv->gui);
+	g_free (serv->gui);
 }
 
 /* called when a session is being killed */
@@ -3661,34 +3660,21 @@ fe_session_callback (session *sess)
 	if (sess->res->banlist && sess->res->banlist->window)
 		mg_close_gen (NULL, sess->res->banlist->window);
 
-	if (sess->res->input_text)
-		free (sess->res->input_text);
-
-	if (sess->res->topic_text)
-		free (sess->res->topic_text);
-
-	if (sess->res->limit_text)
-		free (sess->res->limit_text);
-
-	if (sess->res->key_text)
-		free (sess->res->key_text);
-
-	if (sess->res->queue_text)
-		free (sess->res->queue_text);
-	if (sess->res->queue_tip)
-		free (sess->res->queue_tip);
-
-	if (sess->res->lag_text)
-		free (sess->res->lag_text);
-	if (sess->res->lag_tip)
-		free (sess->res->lag_tip);
+	g_free (sess->res->input_text);
+	g_free (sess->res->topic_text);
+	g_free (sess->res->limit_text);
+	g_free (sess->res->key_text);
+	g_free (sess->res->queue_text);
+	g_free (sess->res->queue_tip);
+	g_free (sess->res->lag_text);
+	g_free (sess->res->lag_tip);
 
 	if (sess->gui->bartag)
 		fe_timeout_remove (sess->gui->bartag);
 
 	if (sess->gui != &static_mg_gui)
-		free (sess->gui);
-	free (sess->res);
+		g_free (sess->gui);
+	g_free (sess->res);
 }
 
 /* ===== DRAG AND DROP STUFF ===== */
diff --git a/src/fe-gtk/menu.c b/src/fe-gtk/menu.c
index 63607bed..0aa52636 100644
--- a/src/fe-gtk/menu.c
+++ b/src/fe-gtk/menu.c
@@ -137,7 +137,7 @@ nick_command_parse (session *sess, char *cmd, char *nick, char *allnick)
 
 	/* this can't overflow, since popup->cmd is only 256 */
 	len = strlen (cmd) + strlen (nick) + strlen (allnick) + 512;
-	buf = malloc (len);
+	buf = g_malloc (len);
 
 	auto_insert (buf, len, cmd, 0, 0, allnick, sess->channel, "",
 					 server_get_network (sess->server, TRUE), host,
@@ -145,7 +145,7 @@ nick_command_parse (session *sess, char *cmd, char *nick, char *allnick)
 
 	nick_command (sess, buf);
 
-	free (buf);
+	g_free (buf);
 }
 
 /* userlist button has been clicked */
@@ -166,11 +166,12 @@ userlist_button_cb (GtkWidget * button, char *cmd)
 	if (sess->type == SESS_DIALOG)
 	{
 		/* fake a selection */
-		nicks = malloc (sizeof (char *) * 2);
+		nicks = g_new (char *, 2);
 		nicks[0] = g_strdup (sess->channel);
 		nicks[1] = NULL;
 		num_sel = 1;
-	} else
+	}
+	else
 	{
 		/* find number of selected rows */
 		nicks = userlist_selection_list (sess->gui->user_tree, &num_sel);
@@ -178,14 +179,13 @@ userlist_button_cb (GtkWidget * button, char *cmd)
 		{
 			nick_command_parse (sess, cmd, "", "");
 
-			if (nicks)
-				free (nicks);
+			g_free (nicks);
 			return;
 		}
 	}
 
 	/* create "allnicks" string */
-	allnicks = malloc (((NICKLEN + 1) * num_sel) + 1);
+	allnicks = g_malloc (((NICKLEN + 1) * num_sel) + 1);
 	*allnicks = 0;
 
 	i = 0;
@@ -218,8 +218,8 @@ userlist_button_cb (GtkWidget * button, char *cmd)
 		g_free (nicks[num_sel]);
 	}
 
-	free (nicks);
-	free (allnicks);
+	g_free (nicks);
+	g_free (allnicks);
 }
 
 /* a popup-menu-item has been selected */
@@ -726,9 +726,8 @@ menu_nickmenu (session *sess, GdkEventButton *event, char *nick, int num_sel)
 	struct User *user;
 	GtkWidget *submenu, *menu = gtk_menu_new ();
 
-	if (str_copy)
-		free (str_copy);
-	str_copy = strdup (nick);
+	g_free (str_copy);
+	str_copy = g_strdup (nick);
 
 	submenu_list = 0;	/* first time through, might not be 0 */
 
@@ -946,20 +945,19 @@ menu_urlmenu (GdkEventButton *event, char *url)
 	GtkWidget *menu;
 	char *tmp, *chop;
 
-	if (str_copy)
-		free (str_copy);
-	str_copy = strdup (url);
+	g_free (str_copy);
+	str_copy = g_strdup (url);
 
 	menu = gtk_menu_new ();
 	/* more than 51 chars? Chop it */
 	if (g_utf8_strlen (str_copy, -1) >= 52)
 	{
-		tmp = strdup (str_copy);
+		tmp = g_strdup (str_copy);
 		chop = g_utf8_offset_to_pointer (tmp, 48);
 		chop[0] = chop[1] = chop[2] = '.';
 		chop[3] = 0;
 		menu_quick_item (0, tmp, menu, XCMENU_SHADED, 0, 0);
-		free (tmp);
+		g_free (tmp);
 	} else
 	{
 		menu_quick_item (0, str_copy, menu, XCMENU_SHADED, 0, 0);
@@ -1024,9 +1022,8 @@ menu_chanmenu (struct session *sess, GdkEventButton * event, char *chan)
 	if (find_channel (sess->server, chan))
 		is_joined = TRUE;
 
-	if (str_copy)
-		free (str_copy);
-	str_copy = strdup (chan);
+	g_free (str_copy);
+	str_copy = g_strdup (chan);
 
 	menu = gtk_menu_new ();
 
@@ -1072,9 +1069,8 @@ menu_addfavoritemenu (server *serv, GtkWidget *menu, char *channel, gboolean ist
 
 	if (channel != str_copy)
 	{
-		if (str_copy)
-			free (str_copy);
-		str_copy = strdup (channel);
+		g_free (str_copy);
+		str_copy = g_strdup (channel);
 	}
 	
 	if (istree)
diff --git a/src/fe-gtk/palette.c b/src/fe-gtk/palette.c
index 435ba84b..0e933051 100644
--- a/src/fe-gtk/palette.c
+++ b/src/fe-gtk/palette.c
@@ -106,7 +106,7 @@ palette_alloc (GtkWidget * widget)
 void
 palette_load (void)
 {
-	int i, j, l, fh;
+	int i, j, fh;
 	char prefname[256];
 	struct stat st;
 	char *cfg;
@@ -116,35 +116,29 @@ palette_load (void)
 	if (fh != -1)
 	{
 		fstat (fh, &st);
-		cfg = malloc (st.st_size + 1);
-		if (cfg)
+		cfg = g_malloc0 (st.st_size + 1);
+		read (fh, cfg, st.st_size);
+
+		/* mIRC colors 0-31 are here */
+		for (i = 0; i < 32; i++)
 		{
-			cfg[0] = '\0';
-			l = read (fh, cfg, st.st_size);
-			if (l >= 0)
-				cfg[l] = '\0';
-
-			/* mIRC colors 0-31 are here */
-			for (i = 0; i < 32; i++)
-			{
-				snprintf (prefname, sizeof prefname, "color_%d", i);
-				cfg_get_color (cfg, prefname, &red, &green, &blue);
-				colors[i].red = red;
-				colors[i].green = green;
-				colors[i].blue = blue;
-			}
-
-			/* our special colors are mapped at 256+ */
-			for (i = 256, j = 32; j < MAX_COL+1; i++, j++)
-			{
-				snprintf (prefname, sizeof prefname, "color_%d", i);
-				cfg_get_color (cfg, prefname, &red, &green, &blue);
-				colors[j].red = red;
-				colors[j].green = green;
-				colors[j].blue = blue;
-			}
-			free (cfg);
+			snprintf (prefname, sizeof prefname, "color_%d", i);
+			cfg_get_color (cfg, prefname, &red, &green, &blue);
+			colors[i].red = red;
+			colors[i].green = green;
+			colors[i].blue = blue;
+		}
+
+		/* our special colors are mapped at 256+ */
+		for (i = 256, j = 32; j < MAX_COL+1; i++, j++)
+		{
+			snprintf (prefname, sizeof prefname, "color_%d", i);
+			cfg_get_color (cfg, prefname, &red, &green, &blue);
+			colors[j].red = red;
+			colors[j].green = green;
+			colors[j].blue = blue;
 		}
+		g_free (cfg);
 		close (fh);
 	}
 }
diff --git a/src/fe-gtk/plugingui.c b/src/fe-gtk/plugingui.c
index 05d697f8..83e05727 100644
--- a/src/fe-gtk/plugingui.c
+++ b/src/fe-gtk/plugingui.c
@@ -142,14 +142,14 @@ plugingui_load_cb (session *sess, char *file)
 {
 	if (file)
 	{
-		char *buf = malloc (strlen (file) + 9);
+		char *buf;
 
 		if (strchr (file, ' '))
-			sprintf (buf, "LOAD \"%s\"", file);
+			buf = g_strdup_printf ("LOAD \"%s\"", file);
 		else
-			sprintf (buf, "LOAD %s", file);
+			buf = g_strdup_printf ("LOAD %s", file);
 		handle_command (sess, buf, FALSE);
-		free (buf);
+		g_free (buf);
 	}
 }
 
@@ -173,7 +173,7 @@ plugingui_loadbutton_cb (GtkWidget * wid, gpointer unused)
 static void
 plugingui_unload (GtkWidget * wid, gpointer unused)
 {
-	char *modname, *file, *buf;
+	char *modname, *file;
 	GtkTreeView *view;
 	GtkTreeIter iter;
 	
@@ -186,16 +186,17 @@ plugingui_unload (GtkWidget * wid, gpointer unused)
 	{
 		if (plugin_kill (modname, FALSE) == 2)
 			fe_message (_("That plugin is refusing to unload.\n"), FE_MSG_ERROR);
-	} else
+	}
+	else
 	{
+		char *buf;
 		/* let python.so or perl.so handle it */
-		buf = malloc (strlen (file) + 10);
 		if (strchr (file, ' '))
-			sprintf (buf, "UNLOAD \"%s\"", file);
+			buf = g_strdup_printf ("UNLOAD \"%s\"", file);
 		else
-			sprintf (buf, "UNLOAD %s", file);
+			buf = g_strdup_printf ("UNLOAD %s", file);
 		handle_command (current_sess, buf, FALSE);
-		free (buf);
+		g_free (buf);
 	}
 
 	g_free (modname);
@@ -209,14 +210,14 @@ plugingui_reloadbutton_cb (GtkWidget *wid, GtkTreeView *view)
 
 	if (file)
 	{
-		char *buf = malloc (strlen (file) + 9);
+		char *buf;
 
 		if (strchr (file, ' '))
-			sprintf (buf, "RELOAD \"%s\"", file);
+			buf = g_strdup_printf ("RELOAD \"%s\"", file);
 		else
-			sprintf (buf, "RELOAD %s", file);
+			buf = g_strdup_printf ("RELOAD %s", file);
 		handle_command (current_sess, buf, FALSE);
-		free (buf);
+		g_free (buf);
 		g_free (file);
 	}
 }
diff --git a/src/fe-gtk/servlistgui.c b/src/fe-gtk/servlistgui.c
index 6117899d..2202a6a6 100644
--- a/src/fe-gtk/servlistgui.c
+++ b/src/fe-gtk/servlistgui.c
@@ -497,7 +497,7 @@ servlist_addnet_cb (GtkWidget *item, GtkTreeView *treeview)
 	ircnet *net;
 
 	net = servlist_net_add (_("New Network"), "", TRUE);
-	net->encoding = strdup (IRC_DEFAULT_CHARSET);
+	net->encoding = g_strdup (IRC_DEFAULT_CHARSET);
 	servlist_server_add (net, "newserver/6667");
 
 	store = (GtkListStore *)gtk_tree_view_get_model (treeview);
@@ -668,13 +668,12 @@ servlist_favor (GtkWidget *button, gpointer none)
 static void
 servlist_update_from_entry (char **str, GtkWidget *entry)
 {
-	if (*str)
-		free (*str);
+	g_free (*str);
 
 	if (gtk_entry_get_text (GTK_ENTRY (entry))[0] == 0)
 		*str = NULL;
 	else
-		*str = strdup (gtk_entry_get_text (GTK_ENTRY (entry)));
+		*str = g_strdup (gtk_entry_get_text (GTK_ENTRY (entry)));
 }
 
 static void
@@ -1203,9 +1202,9 @@ servlist_celledit_cb (GtkCellRendererText *cell, gchar *arg1, gchar *arg2,
 		}
 
 		netname = net->name;
-		net->name = strdup (arg2);
+		net->name = g_strdup (arg2);
 		gtk_list_store_set (GTK_LIST_STORE (model), &iter, 0, net->name, -1);
-		free (netname);
+		g_free (netname);
 	}
 
 	gtk_tree_path_free (path);
@@ -1311,7 +1310,7 @@ servlist_sanitize_hostname (char *host)
 {
 	char *ret, *c, *e;
 
-	ret = strdup (host);
+	ret = g_strdup (host);
 
 	c = strchr  (ret, ':');
 	e = strrchr (ret, ':');
@@ -1371,7 +1370,7 @@ servlist_editserver_cb (GtkCellRendererText *cell, gchar *name, gchar *newval, g
 		servname = serv->hostname;
 		serv->hostname = servlist_sanitize_hostname (newval);
 		gtk_list_store_set (GTK_LIST_STORE (model), &iter, 0, serv->hostname, -1);
-		free (servname);
+		g_free (servname);
 	}
 }
 
@@ -1409,7 +1408,7 @@ servlist_editcommand_cb (GtkCellRendererText *cell, gchar *name, gchar *newval,
 		cmd = entry->command;
 		entry->command = servlist_sanitize_command (newval);
 		gtk_list_store_set (GTK_LIST_STORE (model), &iter, 0, entry->command, -1);
-		free (cmd);
+		g_free (cmd);
 	}
 }
 
@@ -1508,9 +1507,8 @@ servlist_combo_cb (GtkEntry *entry, gpointer userdata)
 	if (!selected_net)
 		return;
 
-	if (selected_net->encoding)
-		free (selected_net->encoding);
-	selected_net->encoding = strdup (gtk_entry_get_text (entry));
+	g_free (selected_net->encoding);
+	selected_net->encoding = g_strdup (gtk_entry_get_text (entry));
 }
 
 /* Fills up the network's authentication type so that it's guaranteed to be either NULL or a valid value. */
diff --git a/src/fe-gtk/setup.c b/src/fe-gtk/setup.c
index a517fa82..4e24ca68 100644
--- a/src/fe-gtk/setup.c
+++ b/src/fe-gtk/setup.c
@@ -1684,9 +1684,8 @@ setup_snd_changed_cb (GtkEntry *ent, GtkTreeView *tree)
 		return;
 
 	/* get the new sound file */
-	if (sound_files[n])
-		free (sound_files[n]);
-	sound_files[n] = strdup (gtk_entry_get_text (GTK_ENTRY (ent)));
+	g_free (sound_files[n]);
+	sound_files[n] = g_strdup (gtk_entry_get_text (GTK_ENTRY (ent)));
 
 	/* update the TreeView list */
 	store = (GtkListStore *)gtk_tree_view_get_model (tree);
diff --git a/src/fe-gtk/sexy-spell-entry.c b/src/fe-gtk/sexy-spell-entry.c
index 0dbca0bc..904746f4 100644
--- a/src/fe-gtk/sexy-spell-entry.c
+++ b/src/fe-gtk/sexy-spell-entry.c
@@ -292,7 +292,7 @@ insert_hiddenchar (SexySpellEntry *entry, guint start, guint end)
 	 * is 'hidden' */
 #if 0
 	PangoAttribute *hattr;
-	PangoRectangle *rect = g_malloc (sizeof (PangoRectangle));
+	PangoRectangle *rect = g_new (PangoRectangle, 1);
 
 	rect->x = 0;
 	rect->y = 0;
diff --git a/src/fe-gtk/textgui.c b/src/fe-gtk/textgui.c
index 556cca0c..b0f2f392 100644
--- a/src/fe-gtk/textgui.c
+++ b/src/fe-gtk/textgui.c
@@ -81,12 +81,12 @@ PrintTextLine (xtext_buffer *xtbuf, unsigned char *text, int len, int indent, ti
 				timet = time (0);
 
 			stamp_size = get_stamp_str (prefs.hex_stamp_text_format, timet, &stamp);
-			new_text = malloc (len + stamp_size + 1);
+			new_text = g_malloc (len + stamp_size + 1);
 			memcpy (new_text, stamp, stamp_size);
 			g_free (stamp);
 			memcpy (new_text + stamp_size, text, len);
 			gtk_xtext_append (xtbuf, new_text, len + stamp_size, timet);
-			free (new_text);
+			g_free (new_text);
 		} else
 			gtk_xtext_append (xtbuf, text, len, timet);
 		return;
@@ -173,13 +173,12 @@ pevent_edited (GtkCellRendererText *render, gchar *pathstr, gchar *new_text, gpo
 	}
 	if (m > (te[sig].num_args & 0x7f))
 	{
-		free (out);
-		out = malloc (4096);
-		snprintf (out, 4096,
-					_("This signal is only passed %d args, $%d is invalid"),
-					te[sig].num_args & 0x7f, m);
+		g_free (out);
+		out = g_strdup_printf (
+			_("This signal is only passed %d args, $%d is invalid"),
+			te[sig].num_args & 0x7f, m);
 		fe_message (out, FE_MSG_WARN);
-		free (out);
+		g_free (out);
 		return;
 	}
 
@@ -188,23 +187,20 @@ pevent_edited (GtkCellRendererText *render, gchar *pathstr, gchar *new_text, gpo
 	gtk_list_store_set (GTK_LIST_STORE (model), &iter, TEXT_COLUMN, new_text, -1);
 	gtk_tree_path_free (path);
 
-	if (pntevts_text[sig])
-		free (pntevts_text[sig]);
-	if (pntevts[sig])
-		free (pntevts[sig]);
+	g_free (pntevts_text[sig]);
+	g_free (pntevts[sig]);
 
-	pntevts_text[sig] = malloc (len + 1);
-	memcpy (pntevts_text[sig], text, len + 1);
+	pntevts_text[sig] = g_strdup (text);
 	pntevts[sig] = out;
 
-	out = malloc (len + 2);
+	out = g_malloc (len + 2);
 	memcpy (out, text, len + 1);
 	out[len] = '\n';
 	out[len + 1] = 0;
 	check_special_chars (out, TRUE);
 
 	PrintTextRaw (xtext->buffer, out, 0, 0);
-	free (out);
+	g_free (out);
 
 	/* Scroll to bottom */
 	gtk_adjustment_set_value (xtext->adj, gtk_adjustment_get_upper (xtext->adj));
@@ -328,14 +324,14 @@ pevent_test_cb (GtkWidget * wid, GtkWidget * twid)
 		text = _(pntevts_text[n]);
 		len = strlen (text);
 
-		out = malloc (len + 2);
+		out = g_malloc (len + 2);
 		memcpy (out, text, len + 1);
 		out[len] = '\n';
 		out[len + 1] = 0;
 		check_special_chars (out, TRUE);
 
 		PrintTextRaw (GTK_XTEXT (twid)->buffer, out, 0, 0);
-		free (out);
+		g_free (out);
 	}
 }
 
diff --git a/src/fe-gtk/userlistgui.c b/src/fe-gtk/userlistgui.c
index 19564ece..e587026f 100644
--- a/src/fe-gtk/userlistgui.c
+++ b/src/fe-gtk/userlistgui.c
@@ -188,7 +188,7 @@ userlist_selection_list (GtkWidget *widget, int *num_ret)
 	if (num_sel < 1)
 		return NULL;
 
-	nicks = malloc (sizeof (char *) * (num_sel + 1));
+	nicks = g_new (char *, num_sel + 1);
 
 	i = 0;
 	gtk_tree_model_get_iter_first (model, &iter);
@@ -348,9 +348,9 @@ fe_userlist_insert (session *sess, struct User *newuser, int row, int sel)
 	nick = newuser->nick;
 	if (!prefs.hex_gui_ulist_icons)
 	{
-		nick = malloc (strlen (newuser->nick) + 2);
+		nick = g_malloc (strlen (newuser->nick) + 2);
 		nick[0] = newuser->prefix[0];
-		if (!nick[0] || nick[0] == ' ')
+		if (nick[0] == '\0' || nick[0] == ' ')
 			strcpy (nick, newuser->nick);
 		else
 			strcpy (nick + 1, newuser->nick);
@@ -367,7 +367,7 @@ fe_userlist_insert (session *sess, struct User *newuser, int row, int sel)
 
 	if (!prefs.hex_gui_ulist_icons)
 	{
-		free (nick);
+		g_free (nick);
 	}
 
 	/* is it me? */
@@ -525,7 +525,7 @@ userlist_click_cb (GtkWidget *widget, GdkEventButton *event, gpointer userdata)
 				i--;
 				g_free (nicks[i]);
 			}
-			free (nicks);
+			g_free (nicks);
 		}
 		return TRUE;
 	}
@@ -542,13 +542,13 @@ userlist_click_cb (GtkWidget *widget, GdkEventButton *event, gpointer userdata)
 				i--;
 				g_free (nicks[i]);
 			}
-			free (nicks);
+			g_free (nicks);
 			return TRUE;
 		}
 		if (nicks)
 		{
 			g_free (nicks[0]);
-			free (nicks);
+			g_free (nicks);
 		}
 
 		sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (widget));
@@ -567,7 +567,7 @@ userlist_click_cb (GtkWidget *widget, GdkEventButton *event, gpointer userdata)
 					i--;
 					g_free (nicks[i]);
 				}
-				free (nicks);
+				g_free (nicks);
 			}
 		} else
 		{
diff --git a/src/fe-gtk/xtext.c b/src/fe-gtk/xtext.c
index b2fadba0..57b98cc6 100644
--- a/src/fe-gtk/xtext.c
+++ b/src/fe-gtk/xtext.c
@@ -1711,7 +1711,7 @@ gtk_xtext_get_word_adjust (GtkXText *xtext, int x, int y, textentry **word_ent,
 			}
 		}
 	}
-	g_slist_free_full (slp, free);
+	g_slist_free_full (slp, g_free);
 
 	return word_type;
 }
@@ -1857,7 +1857,7 @@ gtk_xtext_set_clip_owner (GtkWidget * xtext, GdkEventButton * event)
 			gtk_selection_owner_set (xtext, GDK_SELECTION_SECONDARY, event ? event->time : GDK_CURRENT_TIME);
 		}
 
-		free (str);
+		g_free (str);
 	}
 }
 
@@ -2111,7 +2111,7 @@ gtk_xtext_selection_get_text (GtkXText *xtext, int *len_ret)
 		return NULL;
 
 	/* now allocate mem and copy buffer */
-	pos = txt = malloc (len);
+	pos = txt = g_malloc (len);
 	ent = buf->last_ent_start;
 	while (ent)
 	{
@@ -2151,10 +2151,11 @@ gtk_xtext_selection_get_text (GtkXText *xtext, int *len_ret)
 		/*stripped = gtk_xtext_conv_color (txt, strlen (txt), &len);*/
 		stripped = txt;
 		len = strlen (txt);
-	} else
+	}
+	else
 	{
 		stripped = gtk_xtext_strip_color (txt, strlen (txt), NULL, &len, NULL, FALSE);
-		free (txt);
+		g_free (txt);
 	}
 
 	*len_ret = len;
@@ -2209,7 +2210,7 @@ gtk_xtext_selection_get (GtkWidget * widget,
 		g_free (new_text);
 	}
 
-	free (stripped);
+	g_free (stripped);
 }
 
 static gboolean
@@ -2364,7 +2365,7 @@ xtext_do_chunk(chunk_t *c)
 	if (c->len1 == 0)
 		return;
 
-	meta = malloc (sizeof *meta);
+	meta = g_new (offlen_t, 1);
 	meta->off = c->off1;
 	meta->len = c->len1;
 	meta->emph = c->emph;
@@ -2387,7 +2388,7 @@ gtk_xtext_strip_color (unsigned char *text, int len, unsigned char *outbuf,
 	int mbl;	/* multi-byte length */
 
 	if (outbuf == NULL)
-		new_str = malloc (len + 2);
+		new_str = g_malloc (len + 2);
 	else
 		new_str = outbuf;
 
@@ -2463,7 +2464,7 @@ bad_utf8:		/* Normal ending sequence, and give up if bad utf8 */
 	if (slpp)
 		*slpp = c.slp;
 	else
-		g_slist_free_full (c.slp, free);
+		g_slist_free_full (c.slp, g_free);
 
 	return new_str;
 }
@@ -2479,7 +2480,7 @@ gtk_xtext_text_width_ent (GtkXText *xtext, textentry *ent)
 
 	if (ent->slp)
 	{
-		g_slist_free_full (ent->slp, free);
+		g_slist_free_full (ent->slp, g_free);
 		ent->slp = NULL;
 	}
 
@@ -2511,7 +2512,7 @@ gtk_xtext_text_width (GtkXText *xtext, unsigned char *text, int len)
 												&new_len, &slp, !xtext->ignore_hidden);
 
 	width =  backend_get_text_width_slp (xtext, new_buf, slp);
-	g_slist_free_full (slp, free);
+	g_slist_free_full (slp, g_free);
 
 	return width;
 }
@@ -3534,7 +3535,7 @@ gtk_xtext_save (GtkXText * xtext, int fh)
 											  &newlen, NULL, FALSE);
 		write (fh, buf, newlen);
 		write (fh, "\n", 1);
-		free (buf);
+		g_free (buf);
 		ent = ent->next;
 	}
 }
@@ -3899,10 +3900,10 @@ gtk_xtext_kill_ent (xtext_buffer *buffer, textentry *ent)
 		gtk_xtext_search_textentry_del (buffer, ent);
 	}
 
-	g_slist_free_full (ent->slp, free);
+	g_slist_free_full (ent->slp, g_free);
 	g_slist_free (ent->sublines);
 
-	free (ent);
+	g_free (ent);
 	return visible;
 }
 
@@ -4037,7 +4038,7 @@ gtk_xtext_clear (xtext_buffer *buf, int lines)
 		while (buf->text_first)
 		{
 			next = buf->text_first->next;
-			free (buf->text_first);
+			g_free (buf->text_first);
 			buf->text_first = next;
 		}
 		buf->text_last = NULL;
@@ -4214,7 +4215,7 @@ gtk_xtext_search_textentry (xtext_buffer *buf, textentry *ent)
 	}
 
 	/* Common processing --- */
-	g_slist_free_full (slp, free);
+	g_slist_free_full (slp, g_free);
 	return gl;
 }
 
@@ -4643,7 +4644,7 @@ gtk_xtext_append_indent (xtext_buffer *buf,
 	if (right_text[right_len-1] == '\n')
 		right_len--;
 
-	ent = malloc (left_len + right_len + 2 + sizeof (textentry));
+	ent = g_malloc (left_len + right_len + 2 + sizeof (textentry));
 	str = (unsigned char *) ent + sizeof (textentry);
 
 	memcpy (str, left_text, left_len);
@@ -4698,7 +4699,7 @@ gtk_xtext_append (xtext_buffer *buf, unsigned char *text, int len, time_t stamp)
 	if (len >= sizeof (buf->xtext->scratch_buffer))
 		len = sizeof (buf->xtext->scratch_buffer) - 1;
 
-	ent = malloc (len + 1 + sizeof (textentry));
+	ent = g_malloc (len + 1 + sizeof (textentry));
 	ent->str = (unsigned char *) ent + sizeof (textentry);
 	ent->str_len = len;
 	if (len)
@@ -4963,8 +4964,7 @@ gtk_xtext_buffer_new (GtkXText *xtext)
 {
 	xtext_buffer *buf;
 
-	buf = malloc (sizeof (xtext_buffer));
-	memset (buf, 0, sizeof (xtext_buffer));
+	buf = g_new0 (xtext_buffer, 1);
 	buf->old_value = -1;
 	buf->xtext = xtext;
 	buf->scrollbar_down = TRUE;
@@ -4994,9 +4994,9 @@ gtk_xtext_buffer_free (xtext_buffer *buf)
 	while (ent)
 	{
 		next = ent->next;
-		free (ent);
+		g_free (ent);
 		ent = next;
 	}
 
-	free (buf);
+	g_free (buf);
 }