X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=src%2Fmetaproxy_prog.cpp;h=5d176aeb51755d3e9f9230b4fb0bdbd4c1af6689;hb=ca9b9ad18a3ee9002e08cfb22e7af00359869072;hp=a4ec7f0792aaa2ae2c8268ee94fd853ad69c8d53;hpb=cec05aa8c24b33f36e6aa1c8a00d3ecb58dd5e84;p=metaproxy-moved-to-github.git

diff --git a/src/metaproxy_prog.cpp b/src/metaproxy_prog.cpp
index a4ec7f0..5d176ae 100644
--- a/src/metaproxy_prog.cpp
+++ b/src/metaproxy_prog.cpp
@@ -1,5 +1,5 @@
 /* This file is part of Metaproxy.
-   Copyright (C) 2005-2013 Index Data
+   Copyright (C) Index Data
 
 Metaproxy 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
@@ -58,19 +58,21 @@ static void set_log_prefix(void)
 
 #if HAVE_UNISTD_H
 static pid_t process_group = 0;
+static int sig_received = 0;
+static pid_t my_pid = 0;
 
-static void sig_usr1_handler(int s)
+static void sig_x_handler(int signo)
 {
-    yaz_log(YLOG_LOG, "metaproxy received SIGUSR1");
-    routerp->stop();
-}
-
-static void sig_term_handler(int s)
-{
-    yaz_log(YLOG_LOG, "metaproxy received SIGTERM");
-    yaz_log(YLOG_LOG, "metaproxy stop");
-    kill(-process_group, SIGTERM); /* kill all children processes as well */
-    _exit(0);
+    if (sig_received)
+        return;
+    if ( getpid() != my_pid ) // can happen in unlikely cases
+        return; // when the sig hits a child just after fork(), before it
+                // clears its sighandler. MP-559.
+    sig_received = signo;
+    if (routerp)
+        routerp->stop(signo);
+    if (signo == SIGTERM)
+        kill(-process_group, SIGTERM); /* kill all children processes as well */
 }
 #endif
 
@@ -79,19 +81,19 @@ static void work_common(void *data)
     set_log_prefix();
 #if HAVE_UNISTD_H
     process_group = getpgid(0); // save process group ID
+    my_pid = getpid();
 
-    signal(SIGTERM, sig_term_handler);
-    signal(SIGUSR1, sig_usr1_handler);
+    signal(SIGTERM, sig_x_handler);
+    signal(SIGUSR1, sig_x_handler);
 #endif
     routerp = (mp::RouterXML*) data;
     routerp->start();
 
     mp::Package pack;
     pack.router(*routerp).move();
-    yaz_log(YLOG_LOG, "metaproxy stop"); /* only for graceful stop */
-#if HAVE_UNISTD_H
-    kill(-process_group, SIGTERM); /* kill all children processes as well */
-#endif
+    yaz_log(YLOG_LOG, "metaproxy stop");
+    delete routerp;
+    routerp = 0;
     _exit(0);
 }
 
@@ -214,6 +216,9 @@ static int sc_main(
         , test_config ? "test" : "start"
             );
 
+    xmlInitParser();
+    LIBXML_TEST_VERSION
+
     yaz_log_xml_errors(0, YLOG_LOG);
     xmlDocPtr doc = xmlReadFile(fname,
                                 NULL,