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libbb: use a wrapper around sysconf(_SC_CLK_TCK) to save a few bytes

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function                                             old     new   delta
bb_sc_clk_tck                                          -      10     +10
timescmd                                             118     113      -5
print_route                                         1763    1758      -5
mpstat_main                                         1288    1283      -5
iostat_main                                         1947    1942      -5
INET_setroute                                        879     871      -8
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/5 up/down: 10/-28)            Total: -18 bytes
Signed-off-by: Bartosz Golaszewski <bartekgola@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Bartosz Golaszewski
2014-06-22 14:01:13 +02:00
committed by Denys Vlasenko
parent f92f1d0181
commit 5d2e409ef8
7 changed files with 12 additions and 16 deletions
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2
networking/route.c
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@ -283,7 +283,7 @@ static NOINLINE void INET_setroute(int action, char **args)
if (k == KW_IPVx_IRTT) {
rt->rt_flags |= RTF_IRTT;
rt->rt_irtt = xatoul(args_m1);
rt->rt_irtt *= (sysconf(_SC_CLK_TCK) / 100); /* FIXME */
rt->rt_irtt *= (bb_clk_tck() / 100); /* FIXME */
#if 0 /* FIXME: do we need to check anything of this? */
if (rt->rt_irtt < 1 || rt->rt_irtt > (120 * HZ)) {
bb_error_msg_and_die("bad irtt");