#define _POSIX_C_SOURCE 1 /* PIPE_BUF */
#include "io.h"
#include <limits.h> /* PIPE_BUF */
-#include <ncurses.h> /* halfdelay(), getch() */
+#include <ncurses.h> /* timeout(), getch() */
#include <stddef.h> /* NULL */
#include <stdint.h> /* uint8_t, uint16_t, uint32_t, UINT32_MAX */
#include <stdio.h> /* FILE, sprintf(), fseek(), fflush() */
static void test_and_poll_server()
{
static time_t last_server_answer_time = 0;
+ static time_t last_pong_time = 0;
static uint8_t ping_sent = 0;
if (read_file_into_queue(world.file_server_out, &world.queue))
{
return;
}
time_t now = time(0);
- if (ping_sent && last_server_answer_time > now - 3) /* Re-set if last */
+ if (ping_sent && last_server_answer_time > now - 5) /* Re-set if last */
{ /* ping was answered */
ping_sent = 0; /* with server */
return; /* activity. */
}
- if (!ping_sent && last_server_answer_time < now - 3)
+ if (!ping_sent && last_server_answer_time < now - 5)
{
send("PING");
ping_sent = 1;
+ last_pong_time = now;
return;
}
- exit_err(last_server_answer_time < now - 6, "Server not answering.");
+ exit_err(ping_sent && last_pong_time < now - 5, "Server not answering.");
}
extern char * io_loop()
{
- world.halfdelay = 1; /* Ensure server is polled only 10 times */
- halfdelay(world.halfdelay); /* a second during user inactivity. */
+ uint16_t delay = 1; /* Greater delay: less redundant server files reading.*/
uint8_t change_in_client = 0;
while (1)
{
+ timeout(delay);
+ delay = delay < 1000 ? delay * 2 : delay;
test_and_poll_server();
if (world.winch)
{
}
if (change_in_client || read_worldstate() || read_queue())
{
+ delay = 1; /* Keep client alert even if it's not getch()'d. */
struct Win * win_map = get_win_by_id('m');
if (0 == win_map->view) /* So the map window's winconfig views */
{ /* don't get confused by the centering. */
int key = getch();
if (ERR != key)
{
+ delay = 1; /* Alert client if it's getch()'d. */
change_in_client = try_key((uint16_t) key);
if (2 == change_in_client)
{