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 "common.h"
#include "io.h"
#include "menu.h"
#include <signal.h>
#include <string.h>
#include <sys/types.h>
#include <unistd.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 log_dir[256], file_log_std[256], file_log_error[256], file_config[256];
  int i, j;
  int daemon = 1, std_log_redir = 0, error_log_redir = 0;

  //Parse args
  for (i = 1; i < argc; i++)
    {
      switch (argv[i][0])
        {
        case '-':
          if (argv[i][1] != '-')
            {
              for (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 (app_home_dir, argv[0], rindex (argv[0], '/') - argv[0] + 1);
  strcat (app_home_dir, "../");
  chdir (app_home_dir);

  //Initialize log
  strcpy (app_temp_dir, "/tmp/lbbs/");
  mkdir (app_temp_dir, 0750);
  strcpy (log_dir, app_home_dir);
  strcat (log_dir, "log/");
  strcpy (file_log_std, log_dir);
  strcpy (file_log_error, log_dir);
  strcat (file_log_std, "bbsd.log");
  strcat (file_log_error, "error.log");
  mkdir (log_dir, 0750);
  if (log_begin (file_log_std, file_log_error) < 0)
    exit (-1);

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

  //Load configuration
  strcpy (file_config, app_home_dir);
  strcat (file_config, "conf/bbsd.conf");
  if (load_conf (file_config) < 0)
    exit (-2);

  //Load menus
  strcpy (file_config, app_home_dir);
  strcat (file_config, "conf/menu.conf");
  if (load_menu (&bbs_menu, file_config) < 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)
  {
    log_std (".");
    sleep(1);
  }

  return 0;
}
1	sysadm	1.1	/***************************************************************************
2	sysadm	1.3	main.c - description
3	sysadm	1.1	-------------------
4			begin : Mon Oct 11 2004
5			copyright : (C) 2004 by Leaflet
6			email : leaflet@leafok.com
7			***************************************************************************/
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	1.1	#include "common.h"
20	sysadm	1.7	#include "io.h"
21	sysadm	1.9	#include "menu.h"
22	sysadm	1.14	#include <signal.h>
23	sysadm	1.7	#include <string.h>
24	sysadm	1.15	#include <sys/types.h>
25	sysadm	1.13	#include <unistd.h>
26	sysadm	1.1
27	sysadm	1.6	void
28	sysadm	1.12	app_help (void)
29	sysadm	1.6	{
30	sysadm	1.12	prints ("Usage: bbsd [-fhv] [...]\n\n"
31			"-f\t--foreground\t\tForce program run in foreground\n"
32			"-h\t--help\t\t\tDisplay this help message\n"
33			"-v\t--version\t\tDisplay version information\n"
34			"\t--display-log\t\tDisplay standard log information\n"
35			"\t--display-error-log\tDisplay error log information\n"
36			"\n If meet any bug, please report to <leaflet@leafok.com>\n\n");
37	sysadm	1.6	}
38
39			void
40	sysadm	1.12	arg_error (void)
41	sysadm	1.6	{
42	sysadm	1.7	prints ("Invalid arguments\n");
43	sysadm	1.12	app_help ();
44	sysadm	1.6	}
45
46	sysadm	1.1	int
47			main (int argc, char *argv[])
48			{
49	sysadm	1.4	char log_dir[256], file_log_std[256], file_log_error[256], file_config[256];
50	sysadm	1.12	int i, j;
51	sysadm	1.6	int daemon = 1, std_log_redir = 0, error_log_redir = 0;
52
53			//Parse args
54	sysadm	1.12	for (i = 1; i < argc; i++)
55	sysadm	1.6	{
56	sysadm	1.12	switch (argv[i][0])
57			{
58			case '-':
59			if (argv[i][1] != '-')
60			{
61			for (j = 1; j < strlen (argv[i]); j++)
62			{
63			switch (argv[i][j])
64			{
65			case 'f':
66			daemon = 0;
67			break;
68			case 'h':
69			app_help ();
70			exit (0);
71			case 'v':
72			puts (app_version);
73			exit (0);
74			default:
75			arg_error ();
76			exit (1);
77			}
78			}
79			}
80			else
81			{
82			if (strcmp (argv[i] + 2, "foreground") == 0)
83			{
84			daemon = 0;
85			break;
86			}
87			if (strcmp (argv[i] + 2, "help") == 0)
88			{
89			app_help ();
90			exit (0);
91			}
92			if (strcmp (argv[i] + 2, "version") == 0)
93			{
94			puts (app_version);
95			exit (0);
96			}
97			if (strcmp (argv[i] + 2, "display-log") == 0)
98			{
99			std_log_redir = 1;
100			}
101			if (strcmp (argv[i] + 2, "display-error-log") == 0)
102			{
103			error_log_redir = 1;
104			}
105			}
106			break;
107			}
108	sysadm	1.6	}
109	sysadm	1.12
110	sysadm	1.3	//Initialize daemon
111	sysadm	1.6	if (daemon)
112			init_daemon ();
113	sysadm	1.3
114	sysadm	1.13	//Change current dir
115	sysadm	1.12	strncpy (app_home_dir, argv[0], rindex (argv[0], '/') - argv[0] + 1);
116	sysadm	1.10	strcat (app_home_dir, "../");
117	sysadm	1.13	chdir (app_home_dir);
118
119			//Initialize log
120	sysadm	1.10	strcpy (app_temp_dir, "/tmp/lbbs/");
121	sysadm	1.13	mkdir (app_temp_dir, 0750);
122	sysadm	1.10	strcpy (log_dir, app_home_dir);
123			strcat (log_dir, "log/");
124			strcpy (file_log_std, log_dir);
125			strcpy (file_log_error, log_dir);
126			strcat (file_log_std, "bbsd.log");
127			strcat (file_log_error, "error.log");
128	sysadm	1.13	mkdir (log_dir, 0750);
129	sysadm	1.12	if (log_begin (file_log_std, file_log_error) < 0)
130			exit (-1);
131	sysadm	1.11
132	sysadm	1.6	if ((!daemon) && std_log_redir)
133	sysadm	1.12	log_std_redirect (2);
134	sysadm	1.6	if ((!daemon) && error_log_redir)
135	sysadm	1.12	log_err_redirect (3);
136	sysadm	1.4
137			//Load configuration
138	sysadm	1.10	strcpy (file_config, app_home_dir);
139			strcat (file_config, "conf/bbsd.conf");
140	sysadm	1.12	if (load_conf (file_config) < 0)
141			exit (-2);
142	sysadm	1.3
143	sysadm	1.9	//Load menus
144	sysadm	1.10	strcpy (file_config, app_home_dir);
145			strcat (file_config, "conf/menu.conf");
146	sysadm	1.12	if (load_menu (&bbs_menu, file_config) < 0)
147			exit (-3);
148	sysadm	1.9
149	sysadm	1.14	//Set signal handler
150	sysadm	1.15	signal (SIGCHLD, child_exit);
151	sysadm	1.16	signal (SIGTERM, system_exit);
152	sysadm	1.14	signal (SIG_RELOAD_MENU, reload_bbs_menu);
153
154	sysadm	1.3	//Initialize socket server
155	sysadm	1.10	net_server (BBS_address, BBS_port);
156	sysadm	1.3
157	sysadm	1.15	//Wait for child process exit
158			while (SYS_child_process_count > 0)
159			{
160			log_std (".");
161			sleep(1);
162			}
163
164	sysadm	1.1	return 0;
165			}
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