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#include <stdio.h>#include <stdlib.h>#include <pthread.h>#include <string.h>#include <gtk/gtk.h>static GtkTextBuffer *buffer;static GtkTextView *view;static void *test_func (void *data){	int i = 0;	GtkTextIter end;	GtkTextMark *mark;	while (TRUE) {		char temp [BUFSIZ];		sprintf (temp, "TEST: %d\n", ++i);		gtk_text_buffer_get_end_iter (buffer, &end);		gtk_text_buffer_insert (buffer, &end, temp, strlen (temp));		gtk_text_view_scroll_to_iter (view, &end, 0.0, FALSE, 0.0, 1.0);		sleep (1);	}}intmain (void){	GtkWindow *window;	GtkVBox *vbox;	GtkScrolledWindow *sw;	pthread_t thread;	gtk_init (0, NULL);	window = (GtkWindow *) gtk_window_new (GTK_WINDOW_TOPLEVEL);	gtk_window_set_title (window, "Log Viewer");	gtk_window_set_default_size (window, 720, 250);	vbox = (GtkVBox *) gtk_vbox_new (FALSE, 0);	buffer = gtk_text_buffer_new (gtk_text_tag_table_new ());	view = (GtkTextView *) gtk_text_view_new_with_buffer (buffer);	gtk_text_view_set_editable (view, FALSE);	gtk_text_view_set_cursor_visible (view, TRUE);	sw = (GtkScrolledWindow *) gtk_scrolled_window_new (NULL, NULL);	gtk_container_add (GTK_CONTAINER (sw), GTK_WIDGET (view));	gtk_container_add (GTK_CONTAINER (vbox), GTK_WIDGET (sw));	gtk_container_add (GTK_CONTAINER (window), GTK_WIDGET (vbox));	gtk_widget_show_all (GTK_WIDGET (window));	pthread_create (&thread, 0, test_func, buffer);	gtk_main ();	return 0;}