*: remove some uses of argc
function old new delta
whoami_main 34 37 +3
logname_main 60 63 +3
hostid_main 35 38 +3
ttysize_main 136 135 -1
nmeter_main 673 672 -1
logger_main 387 386 -1
uuencode_main 330 328 -2
ifupdown_main 2125 2123 -2
mesg_main 158 155 -3
free_main 333 330 -3
cal_main 902 899 -3
acpid_main 443 440 -3
ar_main 196 189 -7
find_main 476 467 -9
ifconfig_main 1235 1221 -14
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/12 up/down: 9/-49) Total: -40 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/procps/free.c b/procps/free.c
index e76dd21..b138591 100644
--- a/procps/free.c
+++ b/procps/free.c
@@ -12,7 +12,7 @@
#include "libbb.h"
int free_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int free_main(int argc, char **argv)
+int free_main(int argc UNUSED_PARAM, char **argv)
{
struct sysinfo info;
sysinfo(&info);
@@ -46,7 +46,7 @@
info.bufferram*=info.mem_unit;
}
- if (argc > 1 && *argv[1] == '-')
+ if (argv[1] && argv[1][0] == '-')
bb_show_usage();
printf("%6s%13s%13s%13s%13s%13s\n", "", "total", "used", "free",