- pid = fork();
- if ( pid < 0 ) /* error */
- {
- perror("fork");
- exit( 3 );
- }
- else if ( pid != 0 ) /* parent */
- {
- int status;
- pid_t wpid;
- /*
- ** must check for errors
- ** child died due to missing files aso
- */
- sleep( 1 );
- wpid = waitpid( pid, &status, WNOHANG );
- if ( wpid != 0 )
- {
- exit( 1 );
- }
- exit( 0 );
- }
- /* child */
- setpgrp();
- fd = open("/dev/tty", O_RDONLY);
- if ( fd )
- {
- /* no error check here */
- ioctl( fd, TIOCNOTTY,0 );
- close ( fd );
- }
- /* should close stderr (fd 2) here too, but the test for existence
- ** and load config file is done in listen_loop() and puts
- ** some messages on stderr there.
- */
+ pid = fork();
+ if ( pid < 0 ) /* error */
+ {
+ perror("fork");
+ exit( 3 );
+ }
+ else if ( pid != 0 ) /* parent */
+ {
+ int status;
+ pid_t wpid;
+ /*
+ * must check for errors
+ * child died due to missing files aso
+ */
+ sleep( 1 );
+ wpid = waitpid( pid, &status, WNOHANG );
+ if ( wpid != 0 )
+ {
+ exit( 1 );
+ }
+ exit( 0 );
+ }
+ /* child */
+#if 1
+ /* Should be more portable, but not as well tested */
+ setsid();
+#else /* !1 */
+#ifdef __FreeBSD__
+ setpgrp(0,0);
+#else /* ndef __FreeBSD__ */
+ setpgrp();
+#endif /* ndef __FreeBSD__ */
+ fd = open("/dev/tty", O_RDONLY);
+ if ( fd )
+ {
+ /* no error check here */
+ ioctl( fd, TIOCNOTTY,0 );
+ close ( fd );
+ }
+#endif /* !1 */
+ /* should close stderr (fd 2) here too, but the test for existence
+ ** and load config file is done in listen_loop() and puts
+ ** some messages on stderr there.
+ */