15b588559
Eric Andersen
2004-07-30
Subject
use SIGTERM to kill off udhcpd, not SIGKILL
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networking/ifupdown.c+4 -1
| @@ -555,8 +555,11 @@ static int dhcp_down(struct interface_defn_t *ifd, execfn *exec) | |
| { | |
| 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")) { | |