SIGCHLD can differ

common/os_calls.c

@@ -769,6 +769,16 @@ g_signal(int sig_num, void (*func)(int))
 #endif
 }
 
+/*****************************************************************************/
+void
+g_signal_child_stop(void (*func)(int))
+{
+#if defined(_WIN32)
+#else
+  signal(SIGCHLD, func);
+#endif
+}
+
 /*****************************************************************************/
 int
 g_fork(void)

common/os_calls.h

@@ -134,6 +134,8 @@ g_execlp11(char* a1, char* a2, char* a3, char* a4, char* a5, char* a6,
            char* a7, char* a8, char* a9, char* a10, char* a11);
 void
 g_signal(int sig_num, void (*func)(int));
+void
+g_signal_child_stop(void (*func)(int));
 int
 g_fork(void);
 int

sesman/sesman.c

@@ -296,7 +296,7 @@ start_session(int width, int height, int bpp, char* username, char* password)
   }
   else /* parent */
   {
-    g_signal(17, cterm); /* SIGCHLD */
+    g_signal_child_stop(cterm); /* SIGCHLD */
     session_items[display].pid = pid;
     g_strcpy(session_items[display].name, username);
     session_items[display].display = display;

xrdp/xrdp.ini

@@ -26,3 +26,11 @@ ip=ask
 port=ask5900
 username=na
 password=ask
+
+[vnc4]
+name=sesman-any
+lib=../vnc/libvnc.so
+ip=ask
+port=-1
+username=ask
+password=ask