Grammar changes. Also, don't enable SIGINT if it's currently ignored.

diff --git a/fw.c b/fw.c
index 513cb23..e5537fc 100644 (file)
--- a/fw.c
+++ b/fw.c
@@ -1,6 +1,6 @@
 /* -*-c-*-
  *
- * $Id: fw.c,v 1.4 1999/10/10 16:46:12 mdw Exp $
+ * $Id: fw.c,v 1.5 1999/10/22 22:47:50 mdw Exp $
  *
  * Port forwarding thingy
  *
@@ -29,6 +29,9 @@
 /*----- Revision history --------------------------------------------------* 
  *
  * $Log: fw.c,v $
+ * Revision 1.5  1999/10/22 22:47:50  mdw
+ * Grammar changes.  Also, don't enable SIGINT if it's currently ignored.
+ *
  * Revision 1.4  1999/10/10 16:46:12  mdw
  * New resolver to initialize.  Also, include options for grammar and
  * options references.
@@ -314,7 +317,7 @@ Exec options\n\
        exec.env.[set] var [=] value\n\
 \n\
 Socket options\n\
-       socket.conn [=] number\n\
+       socket.conn [=] number|unlimited|one-shot\n\
        socket.logging [=] yes|no\n\
        socket.inet.[allow|deny] [from] address [/ address]\n\
        socket.unix.fattr.*\n\
@@ -357,10 +360,20 @@ int main(int argc, char *argv[])
   fattr_init(&fattr_global);
   scan_create(&sc);
 
-  /* --- Set up some signal handlers --- */
+  /* --- Set up some signal handlers --- *
+   *
+   * Don't enable @SIGINT@ if the caller already disabled it.
+   */
+
+  {
+    struct sigaction sa;
+
+    sig_add(&s_term, SIGTERM, fw_tidy, 0);
+    sigaction(SIGINT, 0, &sa);
+    if (sa.sa_handler != SIG_IGN)
+      sig_add(&s_int, SIGINT, fw_tidy, 0);
+  }
 
-  sig_add(&s_term, SIGTERM, fw_tidy, 0);
-  sig_add(&s_int, SIGINT, fw_tidy, 0);
   atexit(fw_exit);
 
   /* --- Parse command line options --- */