/* GNU Mailutils -- a suite of utilities for electronic mail Copyright (C) 1999, 2000, 2001, 2002 Free Software Foundation, Inc. GNU Mailutils 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, or (at your option) any later version. GNU Mailutils is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GNU Mailutils; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include "pop3d.h" static int need_cleanup = 0; void process_cleanup () { pid_t pid; int status; if (need_cleanup) { need_cleanup = 0; while ( (pid = waitpid (-1, &status, WNOHANG)) > 0) --children; } } RETSIGTYPE pop3d_sigchld (int signo ARG_UNUSED) { need_cleanup = 1; #ifndef HAVE_SIGACTION signal (signo, pop3d_sigchld); #endif } /* Default signal handler to call the pop3d_abquit() function */ RETSIGTYPE pop3d_signal (int signo) { int code; syslog (LOG_CRIT, _("got signal %s"), strsignal (signo)); /* Master process. */ if (pop3d_is_master ()) { syslog (LOG_CRIT, _("MASTER: exiting on signal")); exit (EXIT_FAILURE); } switch (signo) { case SIGALRM: code = ERR_TIMEOUT; break; case SIGPIPE: code = ERR_NO_OFILE; break; default: code = ERR_SIGNAL; } pop3d_abquit (code); }