diff options
Diffstat (limited to 'networking/udhcp/dhcpc.c')
| -rw-r--r-- | networking/udhcp/dhcpc.c | 45 |
1 files changed, 3 insertions, 42 deletions
diff --git a/networking/udhcp/dhcpc.c b/networking/udhcp/dhcpc.c index a1b6d46..8c795bc 100644 --- a/networking/udhcp/dhcpc.c +++ b/networking/udhcp/dhcpc.c @@ -61,41 +61,6 @@ struct client_config_t client_config = { .arp = "\0\0\0\0\0\0", /* appease gcc-3.0 */ }; -#ifndef IN_BUSYBOX -static void ATTRIBUTE_NORETURN show_usage(void) -{ - printf( -"Usage: udhcpc [OPTIONS]\n\n" -" -c, --clientid=CLIENTID Set client identifier - type is first char\n" -" -C, --clientid-none Suppress default client identifier\n" -" -V, --vendorclass=CLASSID Set vendor class identifier\n" -" -H, --hostname=HOSTNAME Client hostname\n" -" -h Alias for -H\n" -" -F, --fqdn=FQDN Client fully qualified domain name\n" -" -f, --foreground Do not fork after getting lease\n" -" -b, --background Fork to background if lease cannot be\n" -" immediately negotiated.\n" -" -i, --interface=INTERFACE Interface to use (default: eth0)\n" -" -n, --now Exit with failure if lease cannot be\n" -" immediately negotiated.\n" -" -p, --pidfile=file Store process ID of daemon in file\n" -" -q, --quit Quit after obtaining lease\n" -" -r, --request=IP IP address to request (default: none)\n" -" -s, --script=file Run file at dhcp events (default:\n" -" " DEFAULT_SCRIPT ")\n" -" -T, --timeout=seconds Try to get the lease for the amount of\n" -" seconds (default: 3)\n" -" -t, --retries=NUM Send up to NUM request packets\n" -" -v, --version Display version\n" - ); - exit(0); -} -#else -#define show_usage bb_show_usage -extern void show_usage(void) ATTRIBUTE_NORETURN; -#endif - - /* just a little helper */ static void change_mode(int new_mode) { @@ -169,11 +134,7 @@ static void client_background(void) } -#ifdef COMBINED_BINARY int udhcpc_main(int argc, char *argv[]) -#else -int main(int argc, char *argv[]) -#endif { uint8_t *temp, *message; unsigned long t1 = 0, t2 = 0, xid = 0; @@ -218,7 +179,7 @@ int main(int argc, char *argv[]) switch (c) { case 'c': - if (no_clientid) show_usage(); + if (no_clientid) bb_show_usage(); len = strlen(optarg) > 255 ? 255 : strlen(optarg); free(client_config.clientid); client_config.clientid = xmalloc(len + 2); @@ -228,7 +189,7 @@ int main(int argc, char *argv[]) strncpy((char*)client_config.clientid + OPT_DATA, optarg, len); break; case 'C': - if (client_config.clientid) show_usage(); + if (client_config.clientid) bb_show_usage(); no_clientid = 1; break; case 'V': @@ -300,7 +261,7 @@ int main(int argc, char *argv[]) return 0; break; default: - show_usage(); + bb_show_usage(); } } |