libbb: introduce and use sleep1()

function                                             old     new   delta
sleep1                                                 -       9      +9
run_shutdown_and_kill_processes                       97      95      -2
restore_state_and_exit                               116     114      -2
reread_partition_table                                67      65      -2
flush_buffer_cache                                    80      78      -2
chat_main                                           1302    1300      -2
timeout_main                                         310     307      -3
telnet_main                                         1235    1232      -3
stop_handler                                          86      83      -3
process_action                                      1078    1075      -3
nbdclient_main                                      1185    1182      -3
init_main                                            789     786      -3
getty_main                                          1541    1538      -3
do_time                                              410     407      -3
runsv_main                                          1682    1677      -5
pause_and_low_level_reboot                            59      54      -5
inetd_main                                          1917    1911      -6
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/16 up/down: 9/-50)            Total: -41 bytes

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

2 files changed, 8 insertions, 8 deletions

diff --git a/init/halt.c b/init/halt.c
index 785c38130..2070eaa4d 100644
--- a/init/halt.c
+++ b/init/halt.c
@@ -144,14 +144,14 @@ static int init_was_not_there(void)
 	 */
 #if 0
 	while (kill(1, 0) != 0 && --cnt >= 0)
-		sleep(1);
+		sleep1();
 #endif
 	/* ... so let's wait for some evidence a usual startup event,
 	 * mounting of /proc, happened. By that time init should be ready
 	 * for signals.
 	 */
 	while (access("/proc/meminfo", F_OK) != 0 && --cnt >= 0)
-		sleep(1);
+		sleep1();
 
 	/* Does it look like init wasn't there? */
 	return (cnt != initial - 1);
diff --git a/init/init.c b/init/init.c
index 28775a65c..efab5dcb4 100644
--- a/init/init.c
+++ b/init/init.c
@@ -736,7 +736,7 @@ static void pause_and_low_level_reboot(unsigned magic)
 	pid_t pid;
 
 	/* Allow time for last message to reach serial console, etc */
-	sleep(1);
+	sleep1();
 
 	/* We have to fork here, since the kernel calls do_exit(EXIT_SUCCESS)
 	 * in linux/kernel/sys.c, which can cause the machine to panic when
@@ -751,7 +751,7 @@ static void pause_and_low_level_reboot(unsigned magic)
 	 * we would eternally sleep here - not what we want.
 	 */
 	waitpid(pid, NULL, 0);
-	sleep(1); /* paranoia */
+	sleep1(); /* paranoia */
 	_exit(EXIT_SUCCESS);
 }
 
@@ -768,12 +768,12 @@ static void run_shutdown_and_kill_processes(void)
 	kill(-1, SIGTERM);
 	message(L_CONSOLE, "Sent SIG%s to all processes", "TERM");
 	sync();
-	sleep(1);
+	sleep1();
 
 	kill(-1, SIGKILL);
 	message(L_CONSOLE, "Sent SIG%s to all processes", "KILL");
 	sync();
-	/*sleep(1); - callers take care about making a pause */
+	/*sleep1(); - callers take care about making a pause */
 }
 
 /* Signal handling by init:
@@ -904,7 +904,7 @@ static void stop_handler(int sig UNUSED_PARAM)
 		wpid = wait_any_nohang(NULL);
 		mark_terminated(wpid);
 		if (wpid <= 0) /* no processes exited? sleep a bit */
-			sleep(1);
+			sleep1();
 	}
 
 	signal(SIGCONT, SIG_DFL);
@@ -1209,7 +1209,7 @@ int init_main(int argc UNUSED_PARAM, char **argv)
 		}
 
 		/* Don't consume all CPU time - sleep a bit */
-		sleep(1);
+		sleep1();
 	} /* while (1) */
 }