lbbs/src/main.c

/***************************************************************************
                                                  main.c  -  description
                                                         -------------------
        begin                : Mon Oct 11 2004
        copyright            : (C) 2004 by Leaflet
        email                : leaflet@leafok.com
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#include "bbs.h"
#include "init.h"
#include "common.h"
#include "net_server.h"
#include "log.h"
#include "io.h"
#include "menu.h"
#include <stdlib.h>
#include <signal.h>
#include <string.h>
#include <unistd.h>
#include <libgen.h>
#include <sys/types.h>
#include <sys/stat.h>

void app_help(void)
{
        prints("Usage: bbsd [-fhv] [...]\n\n"
                   "-f\t--foreground\t\tForce program run in foreground\n"
                   "-h\t--help\t\t\tDisplay this help message\n"
                   "-v\t--version\t\tDisplay version information\n"
                   "\t--display-log\t\tDisplay standard log information\n"
                   "\t--display-error-log\tDisplay error log information\n"
                   "\n    If meet any bug, please report to <leaflet@leafok.com>\n\n");
}

void arg_error(void)
{
        prints("Invalid arguments\n");
        app_help();
}

int main(int argc, char *argv[])
{
        char file_path_temp[FILE_PATH_LEN];
        int daemon = 1;
        int std_log_redir = 0;
        int error_log_redir = 0;

        // Parse args
        for (int i = 1; i < argc; i++)
        {
                switch (argv[i][0])
                {
                case '-':
                        if (argv[i][1] != '-')
                        {
                                for (int j = 1; j < strlen(argv[i]); j++)
                                {
                                        switch (argv[i][j])
                                        {
                                        case 'f':
                                                daemon = 0;
                                                break;
                                        case 'h':
                                                app_help();
                                                exit(0);
                                        case 'v':
                                                puts(app_version);
                                                exit(0);
                                        default:
                                                arg_error();
                                                exit(1);
                                        }
                                }
                        }
                        else
                        {
                                if (strcmp(argv[i] + 2, "foreground") == 0)
                                {
                                        daemon = 0;
                                        break;
                                }
                                if (strcmp(argv[i] + 2, "help") == 0)
                                {
                                        app_help();
                                        exit(0);
                                }
                                if (strcmp(argv[i] + 2, "version") == 0)
                                {
                                        puts(app_version);
                                        exit(0);
                                }
                                if (strcmp(argv[i] + 2, "display-log") == 0)
                                {
                                        std_log_redir = 1;
                                }
                                if (strcmp(argv[i] + 2, "display-error-log") == 0)
                                {
                                        error_log_redir = 1;
                                }
                        }
                        break;
                }
        }

        // Initialize daemon
        if (daemon)
        {
                init_daemon();
        }

        // Change current dir
        strncpy(file_path_temp, argv[0], sizeof(file_path_temp) - 1);
        file_path_temp[sizeof(file_path_temp) - 1] = '\0';

        chdir(dirname(file_path_temp));
        chdir("..");

        // Initialize log
        if (log_begin(LOG_FILE_INFO, LOG_FILE_ERROR) < 0)
        {
                exit(-1);
        }

        if ((!daemon) && std_log_redir)
        {
                log_std_redirect(2);
        }
        if ((!daemon) && error_log_redir)
        {
                log_err_redirect(3);
        }

        // Load configuration
        if (load_conf("conf/bbsd.conf") < 0)
                exit(-2);

        // Load menus
        if (load_menu(&bbs_menu, "conf/menu.conf") < 0)
                exit(-3);

        // Set signal handler
        signal(SIGCHLD, child_exit);
        signal(SIGTERM, system_exit);
        signal(SIG_RELOAD_MENU, reload_bbs_menu);

        // Initialize socket server
        net_server(BBS_address, BBS_port);

        // Wait for child process exit
        while (SYS_child_process_count > 0)
        {
                sleep(1);
        }

        // Cleanup
        unload_menu(&bbs_menu);

        return 0;
}
1	sysadm	1.1	/***************************************************************************
2	sysadm	1.18	main.c - description
3			-------------------
4			begin : Mon Oct 11 2004
5			copyright : (C) 2004 by Leaflet
6			email : leaflet@leafok.com
7	sysadm	1.1	***************************************************************************/
8
9			/***************************************************************************
10			* *
11			* This program is free software; you can redistribute it and/or modify *
12			* it under the terms of the GNU General Public License as published by *
13			* the Free Software Foundation; either version 2 of the License, or *
14			* (at your option) any later version. *
15			* *
16			***************************************************************************/
17
18	sysadm	1.4	#include "bbs.h"
19	sysadm	1.20	#include "init.h"
20	sysadm	1.1	#include "common.h"
21	sysadm	1.20	#include "net_server.h"
22			#include "log.h"
23	sysadm	1.7	#include "io.h"
24	sysadm	1.9	#include "menu.h"
25	sysadm	1.20	#include <stdlib.h>
26	sysadm	1.14	#include <signal.h>
27	sysadm	1.7	#include <string.h>
28	sysadm	1.20	#include <unistd.h>
29	sysadm	1.21	#include <libgen.h>
30	sysadm	1.15	#include <sys/types.h>
31	sysadm	1.20	#include <sys/stat.h>
32	sysadm	1.1
33	sysadm	1.18	void app_help(void)
34	sysadm	1.6	{
35	sysadm	1.18	prints("Usage: bbsd [-fhv] [...]\n\n"
36			"-f\t--foreground\t\tForce program run in foreground\n"
37			"-h\t--help\t\t\tDisplay this help message\n"
38			"-v\t--version\t\tDisplay version information\n"
39			"\t--display-log\t\tDisplay standard log information\n"
40			"\t--display-error-log\tDisplay error log information\n"
41			"\n If meet any bug, please report to <leaflet@leafok.com>\n\n");
42	sysadm	1.6	}
43
44	sysadm	1.18	void arg_error(void)
45	sysadm	1.6	{
46	sysadm	1.18	prints("Invalid arguments\n");
47			app_help();
48	sysadm	1.6	}
49
50	sysadm	1.18	int main(int argc, char *argv[])
51	sysadm	1.1	{
52	sysadm	1.21	char file_path_temp[FILE_PATH_LEN];
53			int daemon = 1;
54			int std_log_redir = 0;
55			int error_log_redir = 0;
56	sysadm	1.18
57			// Parse args
58	sysadm	1.21	for (int i = 1; i < argc; i++)
59	sysadm	1.12	{
60	sysadm	1.18	switch (argv[i][0])
61	sysadm	1.12	{
62	sysadm	1.18	case '-':
63			if (argv[i][1] != '-')
64			{
65	sysadm	1.21	for (int j = 1; j < strlen(argv[i]); j++)
66	sysadm	1.18	{
67			switch (argv[i][j])
68			{
69			case 'f':
70			daemon = 0;
71			break;
72			case 'h':
73			app_help();
74			exit(0);
75			case 'v':
76			puts(app_version);
77			exit(0);
78			default:
79			arg_error();
80			exit(1);
81			}
82			}
83			}
84			else
85			{
86			if (strcmp(argv[i] + 2, "foreground") == 0)
87			{
88			daemon = 0;
89			break;
90			}
91			if (strcmp(argv[i] + 2, "help") == 0)
92			{
93			app_help();
94			exit(0);
95			}
96			if (strcmp(argv[i] + 2, "version") == 0)
97			{
98			puts(app_version);
99			exit(0);
100			}
101			if (strcmp(argv[i] + 2, "display-log") == 0)
102			{
103			std_log_redir = 1;
104			}
105			if (strcmp(argv[i] + 2, "display-error-log") == 0)
106			{
107			error_log_redir = 1;
108			}
109			}
110			break;
111	sysadm	1.12	}
112			}
113
114	sysadm	1.18	// Initialize daemon
115			if (daemon)
116	sysadm	1.20	{
117	sysadm	1.18	init_daemon();
118	sysadm	1.20	}
119	sysadm	1.18
120			// Change current dir
121	sysadm	1.21	strncpy(file_path_temp, argv[0], sizeof(file_path_temp) - 1);
122	sysadm	1.22	file_path_temp[sizeof(file_path_temp) - 1] = '\0';
123
124	sysadm	1.21	chdir(dirname(file_path_temp));
125			chdir("..");
126	sysadm	1.18
127			// Initialize log
128	sysadm	1.21	if (log_begin(LOG_FILE_INFO, LOG_FILE_ERROR) < 0)
129			{
130	sysadm	1.18	exit(-1);
131	sysadm	1.21	}
132	sysadm	1.18
133			if ((!daemon) && std_log_redir)
134	sysadm	1.21	{
135	sysadm	1.18	log_std_redirect(2);
136	sysadm	1.21	}
137	sysadm	1.18	if ((!daemon) && error_log_redir)
138	sysadm	1.21	{
139	sysadm	1.18	log_err_redirect(3);
140	sysadm	1.21	}
141	sysadm	1.18
142			// Load configuration
143	sysadm	1.21	if (load_conf("conf/bbsd.conf") < 0)
144	sysadm	1.18	exit(-2);
145
146			// Load menus
147	sysadm	1.21	if (load_menu(&bbs_menu, "conf/menu.conf") < 0)
148	sysadm	1.18	exit(-3);
149
150			// Set signal handler
151			signal(SIGCHLD, child_exit);
152			signal(SIGTERM, system_exit);
153			signal(SIG_RELOAD_MENU, reload_bbs_menu);
154
155			// Initialize socket server
156			net_server(BBS_address, BBS_port);
157
158			// Wait for child process exit
159			while (SYS_child_process_count > 0)
160			{
161			sleep(1);
162			}
163
164			// Cleanup
165			unload_menu(&bbs_menu);
166	sysadm	1.15
167	sysadm	1.18	return 0;
168	sysadm	1.1	}
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