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, 8 insertions, 8 deletions

diff --git a/miscutils/devfsd.c b/miscutils/devfsd.c
index dfb616abe..9daf4e1cc 100644
--- a/miscutils/devfsd.c
+++ b/miscutils/devfsd.c
@@ -240,8 +240,8 @@ static void do_ioctl_and_die(int fd, int request, unsigned long event_mask_flag)
 static void fork_and_execute(int die, char *arg0, char **arg);
 static int get_uid_gid(int, const char *);
 static void safe_memcpy(char * dest, const char * src, int len);
-static unsigned int scan_dev_name_common(const char *d, unsigned int n, int addendum, char *ptr);
-static unsigned int scan_dev_name(const char *d, unsigned int n, char *ptr);
+static unsigned int scan_dev_name_common(const char *d, unsigned int n, int addendum, const char *ptr);
+static unsigned int scan_dev_name(const char *d, unsigned int n, const char *ptr);
 
 /* Structs and vars */
 static struct config_entry_struct *first_config = NULL;
@@ -369,7 +369,7 @@ static void safe_memcpy(char *dest, const char *src, int len)
         dest[len] = '\0';
 }
 
-static unsigned int scan_dev_name_common(const char *d, unsigned int n, int addendum, char *ptr)
+static unsigned int scan_dev_name_common(const char *d, unsigned int n, int addendum, const char *ptr)
 {
         if (d[n - 4] == 'd' && d[n - 3] == 'i' && d[n - 2] == 's' && d[n - 1] == 'c')
                 return 2 + addendum;
@@ -382,7 +382,7 @@ static unsigned int scan_dev_name_common(const char *d, unsigned int n, int adde
         return 0;
 }
 
-static unsigned int scan_dev_name(const char *d, unsigned int n, char *ptr)
+static unsigned int scan_dev_name(const char *d, unsigned int n, const char *ptr)
 {
         if (d[0] == 's' && d[1] == 'c' && d[2] == 's' && d[3] == 'i' && d[4] == '/') {
                 if (d[n - 7] == 'g' && d[n - 6] == 'e' && d[n - 5] == 'n'
@@ -926,7 +926,7 @@ static void action_compat(const struct devfsd_notify_struct *info, unsigned int
         int ret;
         const char *compat_name = NULL;
         const char *dest_name = info->devname;
-        char *ptr=NULL;
+        const char *ptr;
         char compat_buf[STRING_LENGTH], dest_buf[STRING_LENGTH];
         int mode, host, bus, target, lun;
         unsigned int i;
@@ -954,7 +954,7 @@ static void action_compat(const struct devfsd_notify_struct *info, unsigned int
                         break;
                 case AC_MKNEWCOMPAT:
                 case AC_RMNEWCOMPAT:
-                        ptr = strrchr(info->devname, '/') + 1;
+                        ptr = bb_basename(info->devname);
                         i = scan_dev_name(info->devname, info->namelen, ptr);
 
                         /* nothing found */
@@ -1460,7 +1460,7 @@ const char *get_old_name(const char *devname, unsigned int namelen,
 */
 {
         const char *compat_name = NULL;
-        char *ptr;
+        const char *ptr;
         struct translate_struct *trans;
         unsigned int i;
         char mode;
@@ -1497,7 +1497,7 @@ const char *get_old_name(const char *devname, unsigned int namelen,
                 }
         }
 
-        ptr = (strrchr(devname, '/') + 1);
+        ptr = bb_basename(devname);
         i = scan_dev_name(devname, namelen, ptr);
 
         if (i > 0 && i < 13)