static void
test_mapping (void)
{
GMappedFile *map;
write_or_die (filename, "ABC", -1);
map = map_or_die (filename, FALSE);
g_assert (g_mapped_file_get_length (map) == 3);
g_mapped_file_free (map);
map = map_or_die (filename, TRUE);
g_assert (g_mapped_file_get_length (map) == 3);
g_mapped_file_free (map);
}
static void
test_private (void)
{
GError *error = NULL;
GMappedFile *map;
gchar *buffer;
gsize len;
write_or_die (filename, "ABC", -1);
map = map_or_die (filename, TRUE);
buffer = (gchar *)g_mapped_file_get_contents (map);
buffer[0] = '1';
buffer[1] = '2';
buffer[2] = '3';
g_mapped_file_free (map);
if (!g_file_get_contents (filename, &buffer, &len, &error))
{
g_print ("failed to read '%s': %s\n",
displayname, error->message);
exit (1);
}
g_assert (len == 3);
g_assert (strcmp (buffer, "ABC") == 0);
g_free (buffer);
g_message ("test_private: ok");
}
static int
child_main (int argc, char *argv[])
{
GMappedFile *map;
GMainLoop *loop;
parent_pid = atoi (argv[2]);
map = map_or_die (filename, FALSE);
#ifndef G_OS_WIN32
signal (SIGUSR1, handle_usr1);
#endif
loop = g_main_loop_new (NULL, FALSE);
g_idle_add (check_stop, loop);
g_idle_add (signal_parent, NULL);
g_main_loop_run (loop);
g_message ("test_child_private: received parent signal");
write_or_die (childname,
g_mapped_file_get_contents (map),
g_mapped_file_get_length (map));
signal_parent (NULL);
return 0;
}
static void
test_child_private (gchar *argv0)
{
GError *error = NULL;
GMappedFile *map;
gchar *buffer;
gsize len;
gchar *child_argv[3];
GPid child_pid;
#ifdef G_OS_WIN32
g_remove ("STOP");
g_assert (!g_file_test ("STOP", G_FILE_TEST_EXISTS));
#endif
write_or_die (filename, "ABC", -1);
map = map_or_die (filename, TRUE);
child_argv[0] = argv0;
child_argv[1] = "mapchild";
child_argv[2] = NULL;
if (!g_spawn_async (dir, child_argv, NULL,
0, NULL, NULL, &child_pid, &error))
{
g_print ("failed to spawn child: %s\n",
error->message);
exit (1);
}
/* give the child some time to set up its mapping */
g_usleep (2000000);
buffer = (gchar *)g_mapped_file_get_contents (map);
buffer[0] = '1';
buffer[1] = '2';
buffer[2] = '3';
g_mapped_file_free (map);
#ifndef G_OS_WIN32
kill (child_pid, SIGUSR1);
#else
g_file_set_contents ("STOP", "Hey there\n", -1, NULL);
#endif
/* give the child some time to write the file */
g_usleep (2000000);
if (!g_file_get_contents (childname, &buffer, &len, &error))
{
gchar *name;
name = g_filename_display_name (childname);
g_print ("failed to read '%s': %s\n", name, error->message);
exit (1);
}
g_assert (len == 3);
g_assert (strcmp (buffer, "ABC") == 0);
g_free (buffer);
}
static int
child_main (int argc, char *argv[])
{
GMappedFile *map;
GMainLoop *loop;
map = map_or_die (filename, FALSE);
loop = g_main_loop_new (NULL, FALSE);
#ifndef G_OS_WIN32
signal (SIGUSR1, handle_usr1);
#endif
g_idle_add (check_stop, loop);
g_main_loop_run (loop);
write_or_die (childname,
g_mapped_file_get_contents (map),
g_mapped_file_get_length (map));
return 0;
}
static void
test_child_private (gchar *argv0)
{
GError *error = NULL;
GMappedFile *map;
gchar *buffer;
gsize len;
gchar *child_argv[4];
GPid child_pid;
GMainLoop *loop;
gchar pid[100];
#ifdef G_OS_WIN32
g_remove ("STOP");
g_assert (!g_file_test ("STOP", G_FILE_TEST_EXISTS));
#endif
write_or_die (filename, "ABC", -1);
map = map_or_die (filename, TRUE);
#ifndef G_OS_WIN32
signal (SIGUSR1, handle_usr1);
#endif
g_snprintf (pid, sizeof(pid), "%d", getpid ());
child_argv[0] = argv0;
child_argv[1] = "mapchild";
child_argv[2] = pid;
child_argv[3] = NULL;
if (!g_spawn_async (dir, child_argv, NULL,
0, NULL, NULL, &child_pid, &error))
{
g_print ("failed to spawn child: %s\n",
error->message);
exit (1);
}
g_message ("test_child_private: child spawned");
#ifndef G_OS_WIN32
loop = g_main_loop_new (NULL, FALSE);
g_idle_add (check_stop, loop);
g_main_loop_run (loop);
stop = FALSE;
#else
g_usleep (2000000);
#endif
g_message ("test_child_private: received first child signal");
buffer = (gchar *)g_mapped_file_get_contents (map);
buffer[0] = '1';
buffer[1] = '2';
buffer[2] = '3';
g_mapped_file_free (map);
#ifndef G_OS_WIN32
kill (child_pid, SIGUSR1);
#else
g_file_set_contents ("STOP", "Hey there\n", -1, NULL);
#endif
#ifndef G_OS_WIN32
g_idle_add (check_stop, loop);
g_main_loop_run (loop);
#else
g_usleep (2000000);
#endif
g_message ("test_child_private: received second child signal");
if (!g_file_get_contents (childname, &buffer, &len, &error))
{
gchar *name;
name = g_filename_display_name (childname);
g_print ("failed to read '%s': %s\n", name, error->message);
exit (1);
}
g_assert (len == 3);
g_assert (strcmp (buffer, "ABC") == 0);
g_free (buffer);
g_message ("test_child_private: ok");
}