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>
diff --git a/libbb/sysconf.c b/libbb/sysconf.c
index c5fa5e0..4dbffbe 100644
--- a/libbb/sysconf.c
+++ b/libbb/sysconf.c
@@ -14,3 +14,9 @@
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);
+}