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| author | Denis Vlasenko <vda.linux@googlemail.com> | 2008-04-02 13:04:19 +0000 |
|---|---|---|
| committer | Denis Vlasenko <vda.linux@googlemail.com> | 2008-04-02 13:04:19 +0000 |
| commit | 2e4c3c4cc3c2f6bdd3bfbafe9980f46b24971009 (patch) | |
| tree | e7e729631b8b8150cb25349534ae16c2d7f12562 /networking/udhcp/dhcpc.c | |
| parent | 0edbdd8ac8c0add7902d73a7ef921abba9f5752a (diff) | |
| download | busybox-2e4c3c4cc3c2f6bdd3bfbafe9980f46b24971009.tar.gz | |
udhcpc: add -o "do not request options by default" switch
(by L. Gabriel Somlo <somlo AT cmu.edu>)
function old new delta
udhcpc_main 2513 2554 +41
static.udhcpc_longopts 226 247 +21
add_param_req_option 119 132 +13
packed_usage 23952 23964 +12
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 4/0 up/down: 87/0) Total: 87 bytes
Diffstat (limited to 'networking/udhcp/dhcpc.c')
| -rw-r--r-- | networking/udhcp/dhcpc.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/networking/udhcp/dhcpc.c b/networking/udhcp/dhcpc.c index bc0676152..fb328cb03 100644 --- a/networking/udhcp/dhcpc.c +++ b/networking/udhcp/dhcpc.c @@ -182,6 +182,7 @@ int udhcpc_main(int argc ATTRIBUTE_UNUSED, char **argv) OPT_W = 1 << 21, #endif OPT_P = 1 << 22, + OPT_o = 1 << 23, }; #if ENABLE_GETOPT_LONG static const char udhcpc_longopts[] ALIGN1 = @@ -211,6 +212,7 @@ int udhcpc_main(int argc ATTRIBUTE_UNUSED, char **argv) #if ENABLE_FEATURE_UDHCP_PORT "client-port\0" Required_argument "P" #endif + "no-default-options\0" No_argument "o" ; #endif /* Default options. */ @@ -230,7 +232,7 @@ int udhcpc_main(int argc ATTRIBUTE_UNUSED, char **argv) opt = getopt32(argv, "c:CV:fbH:h:F:i:np:qRr:s:T:t:vSA:" USE_FEATURE_UDHCPC_ARPING("aW:") USE_FEATURE_UDHCP_PORT("P:") - "O:" + "O:o" , &str_c, &str_V, &str_h, &str_h, &str_F , &client_config.interface, &client_config.pidfile, &str_r , &client_config.script @@ -291,6 +293,8 @@ int udhcpc_main(int argc ATTRIBUTE_UNUSED, char **argv) SERVER_PORT = CLIENT_PORT - 1; } #endif + if (opt & OPT_o) + client_config.no_default_options = 1; while (list_O) { int n = index_in_strings(dhcp_option_strings, list_O->data); if (n < 0) |