libbb: introduce and use safe_waitpid (loops in EINTR)
*: use more approproate (shorter) versions of wait()
function old new delta
safe_waitpid - 48 +48
wait_any_nohang - 17 +17
send_tree 365 369 +4
processorstop 432 435 +3
text_yank 110 108 -2
make_human_readable_str 202 200 -2
crond_main 1368 1366 -2
handle_sigchld 49 43 -6
reapchild 166 159 -7
custom 260 250 -10
checkscript 191 177 -14
wait_nohang 17 - -17
wait_pid 43 - -43
------------------------------------------------------------------------------
(add/remove: 2/2 grow/shrink: 2/7 up/down: 72/-103) Total: -31 bytes
diff --git a/networking/inetd.c b/networking/inetd.c
index a9c9397..d643dc6 100644
--- a/networking/inetd.c
+++ b/networking/inetd.c
@@ -1161,7 +1161,7 @@
servtab_t *sep;
for (;;) {
- pid = wait3(&status, WNOHANG, NULL);
+ pid = wait_any_nohang(&status);
if (pid <= 0)
break;
for (sep = servtab; sep; sep = sep->se_next)