X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/4313d6f9c00885f6921f5c90f8e52f715ebd81a9..2b28968dfb36792ccdbe3b7b9be800b97d3f13f6:/socket.c diff --git a/socket.c b/socket.c index adab8e3a..7e779695 100644 --- a/socket.c +++ b/socket.c @@ -36,6 +36,10 @@ extern char *bind_address; extern int default_af_hint; +#if defined HAVE_SIGACTION && defined HAVE_SIGPROCMASK +static struct sigaction sigact; +#endif + /** * Establish a proxy connection on an open socket to a web proxy by * using the CONNECT method. If proxy_user and proxy_pass are not NULL, @@ -433,7 +437,9 @@ static RETSIGTYPE sigchld_handler(UNUSED(int val)) #ifdef WNOHANG while (waitpid(-1, NULL, WNOHANG) > 0) {} #endif +#if !defined HAVE_SIGACTION && !defined HAVE_SIGPROCMASK signal(SIGCHLD, sigchld_handler); +#endif } @@ -442,6 +448,10 @@ void start_accept_loop(int port, int (*fn)(int, int)) fd_set deffds; int *sp, maxfd, i; +#if defined HAVE_SIGACTION && defined HAVE_SIGPROCMASK + sigact.sa_flags = SA_NOCLDSTOP; +#endif + /* open an incoming socket */ sp = open_socket_in(SOCK_STREAM, port, bind_address, default_af_hint); if (sp == NULL) @@ -465,7 +475,6 @@ void start_accept_loop(int port, int (*fn)(int, int)) maxfd = sp[i]; } - /* now accept incoming connections - forking a new process * for each incoming connection */ while (1) { @@ -478,7 +487,7 @@ void start_accept_loop(int port, int (*fn)(int, int)) /* close log file before the potentially very long select so * file can be trimmed by another process instead of growing * forever */ - log_close(); + logfile_close(); #ifdef FD_COPY FD_COPY(&deffds, &fds); @@ -500,15 +509,15 @@ void start_accept_loop(int port, int (*fn)(int, int)) if (fd < 0) continue; - signal(SIGCHLD, sigchld_handler); + SIGACTION(SIGCHLD, sigchld_handler); if ((pid = fork()) == 0) { int ret; for (i = 0; sp[i] >= 0; i++) close(sp[i]); /* Re-open log file in child before possibly giving - * up privileges (see log_close() above). */ - log_open(); + * up privileges (see logfile_close() above). */ + logfile_reopen(); ret = fn(fd, fd); close_all(); _exit(ret);