Now using SIGUSR1 to mean `exit when number of children goes down to zero'.

SIGUSR2 is `exit when number of children is equal to zero'.


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@813 ec53bebd-3082-4978-b11e-865c3cabbd6b

appl/kx/kx.c

@@ -43,6 +43,21 @@ usr1handler (int sig)
     SIGRETURN(0);
 }
 
+/*
+ * Almost the same as for SIGUSR1, except we should exit immediately
+ * if there are no active children.
+ */
+
+static RETSIGTYPE
+usr2handler (int sig)
+{
+    donep = 1;
+    if (nchild == 0)
+	exit (0);
+
+    SIGRETURN(0);
+}
+
 /*
  * Establish authenticated connection
  */
@@ -398,5 +413,6 @@ main(int argc, char **argv)
      passivep = 1;
      signal (SIGCHLD, childhandler);
      signal (SIGUSR1, usr1handler);
+     signal (SIGUSR2, usr2handler);
      return doit (argv[0], passivep, debugp);
 }