+++ /dev/null
-diff -Nurb busybox-1.00/include/usage.h busybox-1.00-patched/include/usage.h
---- busybox-1.00/include/usage.h 2005-05-30 05:34:45.397776704 -0400
-+++ busybox-1.00-patched/include/usage.h 2005-05-30 05:04:29.271869808 -0400
-@@ -2629,6 +2629,7 @@
- "\t-n,\t--now\tExit with failure if lease cannot be immediately negotiated.\n" \
- "\t-p,\t--pidfile=file\tStore process ID of daemon in file\n" \
- "\t-q,\t--quit\tQuit after obtaining lease\n" \
-+ "\t-R,\t--release\tRelease IP on quit\n" \
- "\t-r,\t--request=IP\tIP address to request (default: none)\n" \
- "\t-s,\t--script=file\tRun file at dhcp events (default: /usr/share/udhcpc/default.script)\n" \
- "\t-v,\t--version\tDisplay version"
-diff -Nurb busybox-1.00/networking/udhcp/dhcpc.c busybox-1.00-patched/networking/udhcp/dhcpc.c
---- busybox-1.00/networking/udhcp/dhcpc.c 2004-05-19 04:29:05.000000000 -0400
-+++ busybox-1.00-patched/networking/udhcp/dhcpc.c 2005-05-30 05:00:47.377602864 -0400
-@@ -61,6 +61,7 @@
- abort_if_no_lease: 0,
- foreground: 0,
- quit_after_lease: 0,
-+ release_on_quit: 0,
- background_if_no_lease: 0,
- interface: "eth0",
- pidfile: NULL,
-@@ -87,6 +88,7 @@
- " immediately negotiated.\n"
- " -p, --pidfile=file Store process ID of daemon in file\n"
- " -q, --quit Quit after obtaining lease\n"
-+" -R, --release Release IP on quit\n"
- " -r, --request=IP IP address to request (default: none)\n"
- " -s, --script=file Run file at dhcp events (default:\n"
- " " DEFAULT_SCRIPT ")\n"
-@@ -202,6 +204,7 @@
- {"now", no_argument, 0, 'n'},
- {"pidfile", required_argument, 0, 'p'},
- {"quit", no_argument, 0, 'q'},
-+ {"release", no_argument, 0, 'R'},
- {"request", required_argument, 0, 'r'},
- {"script", required_argument, 0, 's'},
- {"version", no_argument, 0, 'v'},
-@@ -214,7 +214,7 @@
- /* get options */
- while (1) {
- int option_index = 0;
-- c = getopt_long(argc, argv, "c:fbH:h:i:np:qr:s:v", arg_options, &option_index);
-+ c = getopt_long(argc, argv, "c:fbH:h:i:np:qRr:s:v", arg_options, &option_index);
- if (c == -1) break;
-
- switch (c) {
-@@ -251,6 +254,9 @@
- case 'q':
- client_config.quit_after_lease = 1;
- break;
-+ case 'R':
-+ client_config.release_on_quit = 1;
-+ break;
- case 'r':
- requested_ip = inet_addr(optarg);
- break;
-@@ -472,8 +478,11 @@
-
- state = BOUND;
- change_mode(LISTEN_NONE);
-- if (client_config.quit_after_lease)
-+ if (client_config.quit_after_lease) {
-+ if (client_config.release_on_quit)
-+ perform_release();
- return 0;
-+ }
- if (!client_config.foreground)
- client_background();
-
-@@ -498,12 +507,14 @@
- case SIGUSR1:
- perform_renew();
- break;
-- case SIGUSR2:
-- perform_release();
-- break;
- case SIGTERM:
- LOG(LOG_INFO, "Received SIGTERM");
-+ if (client_config.release_on_quit)
-+ perform_release();
- return 0;
-+ case SIGUSR2:
-+ perform_release();
-+ break;
- }
- } else if (retval == -1 && errno == EINTR) {
- /* a signal was caught */
-diff -Nurb busybox-1.00/networking/udhcp/dhcpc.h busybox-1.00-patched/networking/udhcp/dhcpc.h
---- busybox-1.00/networking/udhcp/dhcpc.h 2004-01-30 18:45:12.000000000 -0500
-+++ busybox-1.00-patched/networking/udhcp/dhcpc.h 2005-05-30 04:53:58.681734080 -0400
-@@ -20,6 +20,7 @@
- struct client_config_t {
- char foreground; /* Do not fork */
- char quit_after_lease; /* Quit after obtaining lease */
-+ char release_on_quit; /* perform release on quit */
- char abort_if_no_lease; /* Abort if no lease */
- char background_if_no_lease; /* Fork to background if no lease */
- char *interface; /* The name of the interface to use */