src/main.c
author Markus Bröker <mbroeker@largo.dyndns.tv>
Sat, 13 Dec 2008 15:41:12 +0100
changeset 17 9a32b5242320
parent 16 33245bf7873a
child 18 4435146391ae
permissions -rw-r--r--
BUG INTRODUCED from a6c36a2b97f6bed5577d66474949c8ec8b32c8e8 the signal handler is essential for this bot the script performs a kill -TERM and the application has enough time to finish the connection. it's essential. committer: Markus Bröker <mbroeker@largo.homelinux.org>
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/**
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 *  $Id: main.c 51 2008-01-10 00:19:39Z mbroeker $
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 * $URL: http://localhost/svn/c/mcbot/trunk/src/main.c $
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 *
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 */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <signal.h>
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#include <locale.h>
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#include <libintl.h>
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#include <mcbot.h>
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#include <config.h>
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#ifndef CONFIG_FILE
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#define CONFIG_FILE "/var/lib/nobody/.mcbotrc"
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#endif
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#ifndef LOCALE_PATH
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#define LOCALE_PATH "/var/lib/nobody/data/locale"
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#endif
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short active = 1;               /* needed for a safe shutdown */
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void sigproc ()
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{
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    signal (SIGTERM, sigproc);
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    active = 0;
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}
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int main (int argc, char **argv)
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{
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    UC uc;
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    MSG message;
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    char buf[513];
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    char *msg;
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    char *command;
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    int len;
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    if (bindtextdomain ("mcbot", LOCALE_PATH) != NULL) {
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        (void)textdomain ("mcbot");
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        (void)setlocale (LC_MESSAGES, "");
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    }
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    printf ("mcbot-%1.2f\n", BOT_VERSION);
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    if ((len = config (&uc, CONFIG_FILE)) != 0) {
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        switch (len) {
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        case -1:
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            printf ("You need to create a config file %s\n", CONFIG_FILE);
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            break;
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        case -2:
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            printf
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                ("You need at least entries for user, password, server and channel in your config file %s\n",
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                 CONFIG_FILE);
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            break;
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        }
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        return len;
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    }
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    if (uc.nick)
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        message.nick = uc.nick;
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    else
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        return -1;
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    if (!(message.stream = irc_connect (uc.server, uc.port)))
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        return EXIT_FAILURE;
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    if ((len = irc_login (message.stream, uc.server, uc.nick, uc.pass)) != 0) {
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        switch (len) {
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        case IRC_GENERAL_ERROR:
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            printf ("GENERAL ERROR\n");
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            break;
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        case IRC_LOGIN_ERROR:
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            printf ("LOGIN ERROR\n");
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            break;
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        default:
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            printf ("Unknown Error %d\n", len);
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        }
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        return len;
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    }
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    signal (SIGTERM, sigproc);
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    if (uc.channel) {
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        fprintf (message.stream, "JOIN :%s\r\n", uc.channel);
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        strncpy (message.current_channel, uc.channel, 40);
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        if (uc.topic)
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            fprintf (message.stream, "TOPIC %s :%s\r\n", uc.channel, uc.topic);
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    }
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    while (!feof (message.stream)) {
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        *buf = '\0';
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        fgets (buf, 512, message.stream);
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        if (!active)            /* the bot was killed with SIGTERM */
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            break;
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        if ((command = irc_parsemessage (buf, &message))) {
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            printf ("%10s %s %s\n", command, message.channel, message.line);
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            if (!strcmp (command, "ERROR") || !strcmp (command, "ENOMEM"))
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                break;
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        } else {
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            if ((msg = parse (&message)) != NULL) {
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                fprintf (message.stream, "%s\r\n", msg);
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                printf ("%10s %s", "WRITE", msg);
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            }
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        }
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    }
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    printf ("\n\nClosing Connection\n\n");
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    fclose (message.stream);
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    /*
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     * cleanup
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     */
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    if (uc.nick)
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        free (uc.nick);
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    if (uc.pass)
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        free (uc.pass);
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    if (uc.server)
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        free (uc.server);
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    if (uc.channel)
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        free (uc.channel);
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    if (uc.topic)
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        free (uc.topic);
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    return EXIT_SUCCESS;
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}