busybox/libbb/sysconf.c
Bartosz Golaszewski 5d2e409ef8 libbb: use a wrapper around sysconf(_SC_CLK_TCK) to save a few bytes
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>
2014-06-22 14:01:13 +02:00

23 lines
459 B
C

/* vi: set sw=4 ts=4: */
/*
* Various system configuration helpers.
*
* Copyright (C) 2014 Bartosz Golaszewski <bartekgola@gmail.com>
*
* Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
#include "libbb.h"
#if defined _SC_ARG_MAX
unsigned FAST_FUNC bb_arg_max(void)
{
return sysconf(_SC_ARG_MAX);
}
#endif
/* Return the number of clock ticks per second. */
unsigned FAST_FUNC bb_clk_tck(void)
{
return sysconf(_SC_CLK_TCK);
}