* but set it higher, just in case. */
#define MAXCHILDPROCS 7
+#if defined HAVE_SIGACTION && defined HAVE_SIGPROCMASK
+#define SIGACTMASK(n,h) SIGACTION(n,h), sigaddset(&sigmask,(n))
+static struct sigaction sigact;
+#endif
+
struct pid_status {
pid_t pid;
int status;
}
}
#endif
+#if !defined HAVE_SIGACTION && !defined HAVE_SIGPROCMASK
signal(SIGCHLD, sigchld_handler);
+#endif
}
int ret;
int orig_argc = argc;
char **orig_argv = argv;
+#if defined HAVE_SIGACTION && defined HAVE_SIGPROCMASK
+ sigset_t sigmask;
- signal(SIGUSR1, sigusr1_handler);
- signal(SIGUSR2, sigusr2_handler);
- signal(SIGCHLD, sigchld_handler);
+ sigemptyset(&sigmask);
+ sigact.sa_flags = SA_NOCLDSTOP;
+#endif
+ SIGACTMASK(SIGUSR1, sigusr1_handler);
+ SIGACTMASK(SIGUSR2, sigusr2_handler);
+ SIGACTMASK(SIGCHLD, sigchld_handler);
#ifdef MAINTAINER_MODE
- signal(SIGSEGV, rsync_panic_handler);
- signal(SIGFPE, rsync_panic_handler);
- signal(SIGABRT, rsync_panic_handler);
- signal(SIGBUS, rsync_panic_handler);
-#endif /* def MAINTAINER_MODE */
+ SIGACTMASK(SIGSEGV, rsync_panic_handler);
+ SIGACTMASK(SIGFPE, rsync_panic_handler);
+ SIGACTMASK(SIGABRT, rsync_panic_handler);
+ SIGACTMASK(SIGBUS, rsync_panic_handler);
+#endif
starttime = time(NULL);
am_root = (MY_UID() == 0);
exit_cleanup(RERR_SYNTAX);
}
- signal(SIGINT,SIGNAL_CAST sig_int);
- signal(SIGHUP,SIGNAL_CAST sig_int);
- signal(SIGTERM,SIGNAL_CAST sig_int);
+ SIGACTMASK(SIGINT, sig_int);
+ SIGACTMASK(SIGHUP, sig_int);
+ SIGACTMASK(SIGTERM, sig_int);
+#if defined HAVE_SIGACTION && HAVE_SIGPROCMASK
+ sigprocmask(SIG_UNBLOCK, &sigmask, NULL);
+#endif
/* Ignore SIGPIPE; we consistently check error codes and will
* see the EPIPE. */
- signal(SIGPIPE, SIG_IGN);
+ SIGACTION(SIGPIPE, SIG_IGN);
/* Initialize push_dir here because on some old systems getcwd
* (implemented by forking "pwd" and reading its output) doesn't