libbb: code shrink: introduce and use [_]exit_SUCCESS()

function                                             old     new   delta
exit_SUCCESS                                           -       7      +7
_exit_SUCCESS                                          -       7      +7
run_pipe                                            1562    1567      +5
pseudo_exec_argv                                     399     400      +1
finish                                                86      87      +1
start_stop_daemon_main                              1109    1107      -2
shutdown_on_signal                                    38      36      -2
runsv_main                                          1662    1660      -2
redirect                                            1070    1068      -2
read_line                                             79      77      -2
pause_and_low_level_reboot                            54      52      -2
list_i2c_busses_and_exit                             483     481      -2
less_exit                                             12      10      -2
identify                                            4123    4121      -2
grep_file                                           1161    1159      -2
getty_main                                          1519    1517      -2
fsck_minix_main                                     2681    2679      -2
free_session                                         132     130      -2
fdisk_main                                          4739    4737      -2
clean_up_and_exit                                     53      51      -2
bsd_select                                          1566    1564      -2
bb_daemonize_or_rexec                                198     196      -2
------------------------------------------------------------------------------
(add/remove: 2/0 grow/shrink: 3/17 up/down: 21/-34)           Total: -13 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

4 files changed, 4 insertions, 4 deletions

diff --git a/networking/arping.c b/networking/arping.c
index d44d7d697..86f0221ed 100644
--- a/networking/arping.c
+++ b/networking/arping.c
@@ -159,7 +159,7 @@ static void finish(void)
         if (option_mask32 & DAD)
                 exit(!!received);
         if (option_mask32 & UNSOLICITED)
-                exit(EXIT_SUCCESS);
+                exit_SUCCESS();
         exit(!received);
 }
 
diff --git a/networking/inetd.c b/networking/inetd.c
index e5352a555..e71be51c3 100644
--- a/networking/inetd.c
+++ b/networking/inetd.c
@@ -1208,7 +1208,7 @@ static void clean_up_and_exit(int sig UNUSED_PARAM)
                         close(sep->se_fd);
         }
         remove_pidfile_std_path_and_ext("inetd");
-        exit(EXIT_SUCCESS);
+        exit_SUCCESS();
 }
 
 int inetd_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
diff --git a/networking/nc.c b/networking/nc.c
index d351bf72a..ab1316339 100644
--- a/networking/nc.c
+++ b/networking/nc.c
@@ -268,7 +268,7 @@ int nc_main(int argc, char **argv)
                                 nread = safe_read(pfds[fdidx].fd, iobuf, COMMON_BUFSIZE);
                                 if (fdidx != 0) {
                                         if (nread < 1)
-                                                exit(EXIT_SUCCESS);
+                                                exit_SUCCESS();
                                         ofd = STDOUT_FILENO;
                                 } else {
                                         if (nread < 1) {
diff --git a/networking/telnetd.c b/networking/telnetd.c
index 581da1924..0805e464f 100644
--- a/networking/telnetd.c
+++ b/networking/telnetd.c
@@ -582,7 +582,7 @@ free_session(struct tsession *ts)
         struct tsession *t;
 
         if (option_mask32 & OPT_INETD)
-                exit(EXIT_SUCCESS);
+                exit_SUCCESS();
 
         /* Unlink this telnet session from the session list */
         t = G.sessions;