busybox/networking/libiproute/ip_parse_common_args.c
Denis Vlasenko 540a2a1f3b libiproute: audit callgraph, shortcut error paths into die() functions.
Kill a few statics, made other globals smaller:
oneline is smallint, _SL_ is char

function                                             old     new   delta
print_tunnel                                         693     731     +38
print_route                                         1775    1777      +2
print_addrinfo                                      1495    1497      +2
ipaddr_list_or_flush                                2826    2828      +2
oneline                                                4       1      -3
_SL_                                                   4       1      -3
ipaddr_modify                                       1476    1472      -4
parse_address                                        124     119      -5
ip_parse_common_args                                 429     423      -6
on_off                                                53      46      -7
do_del_ioctl                                         113     106      -7
do_add_ioctl                                         120     113      -7
do_show                                              864     856      -8
iprule_list                                          157     148      -9
do_iptunnel                                          310     299     -11
do_add                                               143     126     -17
get_ctl_fd                                            95      76     -19
set_address                                          108      84     -24
ip_main                                              351     323     -28
static.ifr                                            32       -     -32
parse_args                                          1992    1949     -43
iproute_list_or_flush                               1673    1582     -91
do_iplink                                           1583    1485     -98
filter                                               280       -    -280
------------------------------------------------------------------------------
(add/remove: 0/2 grow/shrink: 4/18 up/down: 44/-702)         Total: -658 bytes
2007-04-07 01:14:45 +00:00

80 lines
1.6 KiB
C

/* vi: set sw=4 ts=4: */
/*
* ip.c "ip" utility frontend.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*
* Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
*
*
* Changes:
*
* Rani Assaf <rani@magic.metawire.com> 980929: resolve addresses
*/
#include <string.h>
#include "libbb.h"
#include "utils.h"
#include "ip_common.h"
int preferred_family = AF_UNSPEC;
smallint oneline;
char _SL_;
void ip_parse_common_args(int *argcp, char ***argvp)
{
int argc = *argcp;
char **argv = *argvp;
while (argc > 1) {
char *opt = argv[1];
if (strcmp(opt,"--") == 0) {
argc--;
argv++;
break;
}
if (opt[0] != '-')
break;
if (opt[1] == '-')
opt++;
if (matches(opt, "-family") == 0) {
argc--;
argv++;
if (!argv[1])
bb_show_usage();
if (strcmp(argv[1], "inet") == 0)
preferred_family = AF_INET;
else if (strcmp(argv[1], "inet6") == 0)
preferred_family = AF_INET6;
else if (strcmp(argv[1], "link") == 0)
preferred_family = AF_PACKET;
else
invarg(argv[1], "protocol family");
} else if (strcmp(opt, "-4") == 0) {
preferred_family = AF_INET;
} else if (strcmp(opt, "-6") == 0) {
preferred_family = AF_INET6;
} else if (strcmp(opt, "-0") == 0) {
preferred_family = AF_PACKET;
} else if (matches(opt, "-oneline") == 0) {
++oneline;
} else {
bb_show_usage();
}
argc--;
argv++;
}
_SL_ = oneline ? '\\' : '\n' ;
*argcp = argc;
*argvp = argv;
}