*: 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>

2 files changed, 4 insertions, 4 deletions

diff --git a/procps/free.c b/procps/free.c
index e76dd21a5..b13859103 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 @@ int free_main(int argc, char **argv)
                 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",
diff --git a/procps/nmeter.c b/procps/nmeter.c
index 5c3525dc7..bb1e819a6 100644
--- a/procps/nmeter.c
+++ b/procps/nmeter.c
@@ -785,7 +785,7 @@ static init_func *const init_functions[] = {
 };
 
 int nmeter_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int nmeter_main(int argc, char **argv)
+int nmeter_main(int argc UNUSED_PARAM, char **argv)
 {
         char buf[32];
         s_stat *first = NULL;
@@ -797,7 +797,7 @@ int nmeter_main(int argc, char **argv)
 
         xchdir("/proc");
 
-        if (argc != 2)
+        if (!argv[1])
                 bb_show_usage();
 
         if (open_read_close("version", buf, sizeof(buf)-1) > 0) {