1 /* Copyright 2001-2004 Roger Dingledine.
2  * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
3  * Copyright (c) 2007-2021, The Tor Project, Inc. */
4 /* See LICENSE for licensing information */
5 
6 #include "orconfig.h"
7 #ifdef ENABLE_RESTART_DEBUGGING
8 #include <stdlib.h>
9 #endif
10 
11 /**
12  * \file tor_main.c
13  * \brief Stub module containing a main() function.
14  *
15  * We keep the main function in a separate module so that the unit
16  * tests, which have their own main()s, can link against main.c.
17  **/
18 
19 int tor_main(int argc, char *argv[]);
20 
21 /** We keep main() in a separate file so that our unit tests can use
22  * functions from main.c.
23  */
24 int
main(int argc,char * argv[])25 main(int argc, char *argv[])
26 {
27   int r;
28 #ifdef ENABLE_RESTART_DEBUGGING
29   int restart_count = getenv("TOR_DEBUG_RESTART") ? 1 : 0;
30  again:
31 #endif
32   r = tor_main(argc, argv);
33   if (r < 0 || r > 255)
34     return 1;
35 #ifdef ENABLE_RESTART_DEBUGGING
36   else if (r == 0 && restart_count--)
37     goto again;
38 #endif
39   else
40     return r;
41 }
42 
43