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authorRob Landley2006-06-25 22:39:24 +0000
committerRob Landley2006-06-25 22:39:24 +0000
commit11c7a7bed60a55a670363bec3c07e8d88aa372b7 (patch)
tree809c167b4c007b334afcb34b4689841a029022ac /networking/udhcp/dhcpc.c
parentf087798e8bf5857b679c369601426ca29334caee (diff)
downloadbusybox-11c7a7bed60a55a670363bec3c07e8d88aa372b7.zip
busybox-11c7a7bed60a55a670363bec3c07e8d88aa372b7.tar.gz
Various cleanups I made while going through Erik Hovland's patch submissions,
some of which are even from him. :)
Diffstat (limited to 'networking/udhcp/dhcpc.c')
-rw-r--r--networking/udhcp/dhcpc.c45
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();
}
}