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

3 files changed, 2 insertions, 9 deletions

diff --git a/libbb/Kbuild b/libbb/Kbuild
index 693f6092c..ecd50a616 100644
--- a/libbb/Kbuild
+++ b/libbb/Kbuild
@@ -8,6 +8,7 @@ lib-y:=
 
 lib-y += ask_confirmation.o
 lib-y += bb_askpass.o
+lib-y += bb_basename.o
 lib-y += bb_do_delay.o
 lib-y += bb_pwd.o
 lib-y += bb_strtonum.o
diff --git a/libbb/find_pid_by_name.c b/libbb/find_pid_by_name.c
index cfc5b3468..1fafec83a 100644
--- a/libbb/find_pid_by_name.c
+++ b/libbb/find_pid_by_name.c
@@ -38,14 +38,6 @@ execXXX("/proc/self/exe", applet_name, params....)
 and therefore comm field contains "exe".
 */
 
-static const char *bb_basename(const char *name)
-{
-        const char *cp = strrchr(name, '/');
-        if (cp)
-                return cp + 1;
-        return name;
-}
-
 /* find_pid_by_name()
  *
  *  Modified by Vladimir Oleynik for use with libbb/procps.c
diff --git a/libbb/lineedit.c b/libbb/lineedit.c
index 1f2e6a54e..62f8949d6 100644
--- a/libbb/lineedit.c
+++ b/libbb/lineedit.c
@@ -1156,7 +1156,7 @@ static void parse_prompt(const char *prmt_ptr)
 #endif
                                 case 'W':
                                         pbuf = pwd_buf;
-                                        cp = strrchr(pbuf,'/');
+                                        cp = strrchr(pbuf, '/');
                                         if (cp != NULL && cp != pbuf)
                                                 pbuf += (cp-pbuf) + 1;
                                         break;