introduce and use bb_basename()

function                                             old     new   delta
bb_basename                                            -      26     +26
sv_main                                             1226    1225      -1
passwd_main                                         1985    1983      -2
showdirs                                             482     478      -4
sendCgi                                             1811    1807      -4
make_device                                         1354    1350      -4
handleIncoming                                      2443    2439      -4
func_name                                             82      78      -4
service_name                                        2292    2285      -7
main                                                 909     901      -8
cmp_main                                             555     547      -8
test_main                                            434     422     -12
act                                                  228     216     -12
find_pair                                            180     164     -16
rmmod_main                                           298     280     -18
find_pid_by_name                                     156     134     -22
modprobe_main                                       1606    1576     -30
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/16 up/down: 26/-156)         Total: -130 bytes
   text    data     bss     dec     hex filename
 734933    3028   14400  752361   b7ae9 busybox_old
 734801    3028   14400  752229   b7a65 busybox_unstripped

1 files changed, 1 insertions, 5 deletions

diff --git a/applets/applets.c b/applets/applets.c
index 57c972f79..89dea3e6a 100644
--- a/applets/applets.c
+++ b/applets/applets.c
@@ -639,8 +639,6 @@ int *const bb_errno __attribute__ ((section (".data")));
 
 int main(int argc, char **argv)
 {
-        const char *s;
-
 #ifdef __GLIBC__
         (*(int **)&bb_errno) = __errno_location();
 #endif
@@ -655,9 +653,7 @@ int main(int argc, char **argv)
         applet_name = argv[0];
         if (applet_name[0] == '-')
                 applet_name++;
-        s = strrchr(applet_name, '/');
-        if (s)
-                applet_name = s + 1;
+        applet_name = bb_basename(applet_name);
 
         parse_config_file(); /* ...maybe, if FEATURE_SUID_CONFIG */