[BusyBox-cvs] CVS update of busybox/networking (ifupdown.c)

Erik Andersen andersen at codepoet.org
Fri Jul 30 14:45:09 UTC 2004


    Date: Friday, July 30, 2004 @ 08:45:08
  Author: andersen
    Path: /var/cvs/busybox/networking

Modified: ifupdown.c (1.49 -> 1.50)

use SIGTERM to kill off udhcpd, not SIGKILL


Index: busybox/networking/ifupdown.c
diff -u busybox/networking/ifupdown.c:1.49 busybox/networking/ifupdown.c:1.50
--- busybox/networking/ifupdown.c:1.49	Fri Jul 30 08:31:01 2004
+++ busybox/networking/ifupdown.c	Fri Jul 30 08:45:08 2004
@@ -555,8 +555,11 @@
 {
 	int result = 0;
 	if (execable("/sbin/udhcpc")) {
+		/* SIGUSR2 forces udhcpc to release the current lease and go inactive,
+		 * and SIGTERM causes udhcpc to exit.  Signals are queued and processed
+		 * sequentially so we don't need to sleep */
 		result = execute("kill -USR2 `cat /var/run/udhcpc.%iface%.pid` 2>/dev/null", ifd, exec);
-		result += execute("kill -9 `cat /var/run/udhcpc.%iface%.pid` 2>/dev/null", ifd, exec);
+		result += execute("kill -TERM `cat /var/run/udhcpc.%iface%.pid` 2>/dev/null", ifd, exec);
 	} else if (execable("/sbin/pump")) {
 		result = execute("pump -i %iface% -k", ifd, exec);
 	} else if (execable("/sbin/dhclient")) {



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