return 1;
}
-/**
- * Paraslash's zombie killer.
- *
- * It just calls \p para_reap_child() until there are no more children left to
- * reap.
- */
-void para_reap_children(void)
-{
- pid_t pid;
-
- while (para_reap_child(&pid) > 0)
- ; /* nothing */
-}
-
/**
* Install the given handler for the given signal.
*
* \param sig The number of the signal to catch.
* \param handler to be installed, \p SIG_IGN, or \p SIG_DFL.
*
- * \return This function returns 1 on success and \p -E_SIGNAL_SIG_ERR on
- * errors.
+ * This either succeeds or calls exit(EXIT_FAILURE).
*
* \sa sigaction(2).
*/
-int para_sigaction(int sig, void (*handler)(int))
+void para_sigaction(int sig, void (*handler)(int))
{
struct sigaction act;
act.sa_flags |= SA_RESTART;
#endif
}
- if (sigaction(sig, &act, NULL) < 0)
- return -E_SIGNAL_SIG_ERR;
- return 1;
+ if (sigaction(sig, &act, NULL) >= 0)
+ return;
+ PARA_EMERG_LOG("failed to install signal handler for signal %d\n",
+ sig);
+ exit(EXIT_FAILURE);
}
/**
*
* \param sig The number of the signal to catch.
*
- * \return This function returns 1 on success and \p -E_SIGNAL_SIG_ERR on
- * errors.
- *
* \sa signal(2), sigaction(2).
*/
-int para_install_sighandler(int sig)
+void para_install_sighandler(int sig)
{
- return para_sigaction(sig, &generic_signal_handler);
+ para_sigaction(sig, &generic_signal_handler);
}
/**
- * Return the number of next pending signal.
+ * Return the number of the next pending signal.
*
* This should be called if the fd for the signal pipe is ready for reading.
*