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udhcpc: support for -O <option>.

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Two important notes:
* nissrv and nisdomain are not requested by default anymore!
* inconsistency between "XXXsvr" and "XXsrv" in option names resolved,
  all are "XXXsrv" now.

function                                             old     new   delta
udhcpc_main                                         2494    2600    +106
packed_usage                                       23023   23067     +44
add_requests                                          91     119     +28
static.udhcpc_longopts                               209     226     +17
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 4/0 up/down: 195/0)             Total: 195 bytes
This commit is contained in:
Denis Vlasenko
2007-12-10 07:03:38 +00:00
parent 75aa615bef
commit 191836845e
5 changed files with 97 additions and 78 deletions
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4
include/usage.h
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@ -3840,7 +3840,7 @@ USE_FEATURE_RUN_PARTS_FANCY("\n -l Prints names of all matching files even when
#define udhcpc_trivial_usage \
"[-Cfbnqtv] [-c CID] [-V VCLS] [-H HOSTNAME] [-i INTERFACE]\n" \
" [-p pidfile] [-r IP] [-s script]"
" [-p pidfile] [-r IP] [-s script] [-O dhcp-option]..."
#define udhcpc_full_usage \
USE_GETOPT_LONG( \
" -V,--vendorclass=CLASSID Vendor class identifier" \
@ -3860,6 +3860,7 @@ USE_FEATURE_RUN_PARTS_FANCY("\n -l Prints names of all matching files even when
"\n -n,--now Exit with failure if lease is not immediately obtained" \
"\n -q,--quit Quit after obtaining lease" \
"\n -R,--release Release IP on quit" \
"\n -O,--request-option=OPT Request DHCP option OPT from server" \
USE_FEATURE_UDHCPC_ARPING( \
"\n -a,--arping Use arping to validate offered address" \
) \
@ -3882,6 +3883,7 @@ USE_FEATURE_RUN_PARTS_FANCY("\n -l Prints names of all matching files even when
"\n -n Exit with failure if lease is not immediately obtained" \
"\n -q Quit after obtaining lease" \
"\n -R Release IP on quit" \
"\n -O OPT Request DHCP option OPT from server" \
USE_FEATURE_UDHCPC_ARPING( \
"\n -a Use arping to validate offered address" \
) \