A small program I wrote to update IRC services databases to MySQL on demand from outside the network

mysqldump.c

/* Routines to handle `mysqldump' invocations.
 *
 * (C) 2009 QuickFox.org
 *
 */

#include "services.h"

/*************************************************************************/

/**
 * Perform MySQL database update.
 * @param ac Number of Arguments
 * @param av Array if Arguments
 * @return void
 */
void do_mysqldump(int ac, char **av)
{
    int usage = 0;              /* Display command usage?  (>0 also indicates error) */
    int i;

    i = 1;
    while (i < ac) {
        if (av[i][0] == '-') {
            switch (av[i][1]) {
            case 'h':
                usage = -1;
                break;
            case 'd':
                if (av[i][2]) {
                    services_dir = av[i] + 2;
                } else {
                    if (i >= ac - 1) {
                        usage = 1;
                        break;
                    }
                    ac--;
                    memmove(av + i, av + i + 1, sizeof(char *) * ac - i);
                    services_dir = av[i];
                }
            default:
                usage = 1;
                break;
            }                   /* switch */
            ac--;
            if (i < ac)
                memmove(av + i, av + i + 1, sizeof(char *) * ac - i);
        } else {
            i++;
        }
    }
    if (usage) {
        fprintf(stderr, "\
\n\
Usage: mysqldump [-d data-dir]\n\
\n");
        exit(usage > 0 ? 1 : 0);
    }

    if (chdir(services_dir) < 0) {
        fprintf(stderr, "chdir(%s): %s\n", services_dir, strerror(errno));
        ModuleRunTimeDirCleanUp();
        exit(1);
    }
    if (!read_config(0)) {
        ModuleRunTimeDirCleanUp();
        exit(1);
    }
	
	/* Load all databases */
	printf("Loading databases...\n");
    load_ns_dbase();
	load_cs_dbase();
	load_bs_dbase();
	load_exceptions();
	load_hs_dbase();
	load_news();
	load_os_dbase();
	
	/* Save databases to MySQL */
	printf("Exporting databases to MySQL...\n");
	db_mysql_init();
	printf("  - BotServ data\n");
	save_bs_rdb_dbase();
	printf("  - ChanServ data\n");
	save_cs_rdb_dbase();
	printf("  - Exceptions\n");
	save_rdb_exceptions();
	printf("  - HostServ data\n");
	save_hs_rdb_dbase();
	printf("  - News\n");
	save_rdb_news();
	printf("  - NickServ data\n");
    save_ns_rdb_dbase();
	printf("  - OperServ data\n");
	save_os_rdb_dbase();
	
	printf("\nAll done!\n");
    lang_init();

    exit(0);
}

/*************************************************************************/