Allow switching between different log methods at runtime.

[paraslash.git] / server.c

diff --git a/server.c b/server.c
index 120fea258a64fdd1bf91e1436f22ee5d7e00a7c0..4650f9947f01ed7fd6f1323610090ae16ef22ac4 100644 (file)
--- a/server.c
+++ b/server.c
@@ -92,6 +92,8 @@
 #include "color.h"
 #include "version.h"
 
+__printf_2_3 void (*para_log)(int, const char*, ...) = daemon_log;
+
 /** Define the array of error lists needed by para_server. */
 INIT_SERVER_ERRLISTS;
 
@@ -466,12 +468,6 @@ static int init_afs(int argc, char **argv)
        return afs_server_socket[0];
 }
 
-__noreturn static void tmp_sigchld_handler(__a_unused int s)
-{
-       PARA_EMERG_LOG("caught early SIGCHLD\n");
-       exit(EXIT_FAILURE);
-}
-
 static void server_init(int argc, char **argv)
 {
        struct server_cmdline_parser_params params = {
@@ -499,7 +495,7 @@ static void server_init(int argc, char **argv)
        init_user_list(user_list_file);
        /* become daemon */
        if (conf.daemon_given)
-               daemonize();
+               daemonize(true /* parent waits for SIGTERM */);
        PARA_NOTICE_LOG("initializing audio format handlers\n");
        afh_init();
 
@@ -512,17 +508,21 @@ static void server_init(int argc, char **argv)
         */
        para_sigaction(SIGUSR1, SIG_IGN);
        /*
-        * We have to install a SIGCHLD handler before the afs process is being
-        * forked off. Otherwise, para_server does not notice if afs dies before
-        * the SIGCHLD handler has been installed by init_signal_task() below.
+        * We have to block SIGCHLD before the afs process is being forked off.
+        * Otherwise, para_server does not notice if afs dies before the
+        * SIGCHLD handler has been installed for the parent process by
+        * init_signal_task() below.
         */
-       para_sigaction(SIGCHLD, tmp_sigchld_handler);
+       para_block_signal(SIGCHLD);
        PARA_NOTICE_LOG("initializing the audio file selector\n");
        afs_socket = init_afs(argc, argv);
        init_signal_task();
+       para_unblock_signal(SIGCHLD);
        PARA_NOTICE_LOG("initializing virtual streaming system\n");
        init_vss_task(afs_socket);
        init_server_command_task(argc, argv);
+       if (conf.daemon_given)
+               kill(getppid(), SIGTERM);
        PARA_NOTICE_LOG("server init complete\n");
 }