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[src/trunk]: src/external/bsd/ntp/dist/libntp Wait for the asynchronous dns r...
details: https://anonhg.NetBSD.org/src/rev/5cfcc435f363
branches: trunk
changeset: 976969:5cfcc435f363
user: christos <christos%NetBSD.org@localhost>
date: Sat Oct 10 13:41:14 2020 +0000
description:
Wait for the asynchronous dns resolver child to be done (and close the
socket descriptors) before returning. Otherwise we might get bind errors.
Reported by kim@, fixed by mlelstv@.
diffstat:
external/bsd/ntp/dist/libntp/work_fork.c | 9 ++++++++-
1 files changed, 8 insertions(+), 1 deletions(-)
diffs (30 lines):
diff -r 25a4ea686a6e -r 5cfcc435f363 external/bsd/ntp/dist/libntp/work_fork.c
--- a/external/bsd/ntp/dist/libntp/work_fork.c Sat Oct 10 12:57:39 2020 +0000
+++ b/external/bsd/ntp/dist/libntp/work_fork.c Sat Oct 10 13:41:14 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: work_fork.c,v 1.14 2020/05/25 20:47:24 christos Exp $ */
+/* $NetBSD: work_fork.c,v 1.15 2020/10/10 13:41:14 christos Exp $ */
/*
* work_fork.c - fork implementation for blocking worker child.
@@ -559,6 +559,9 @@
/* wire into I/O loop */
(*addremove_io_fd)(c->resp_read_pipe, is_pipe, FALSE);
+ /* wait until child is done */
+ rc = netread(c->resp_read_pipe, &rc, sizeof(rc));
+
return; /* parent returns */
}
@@ -585,6 +588,10 @@
c->resp_write_pipe = blocking_pipes[3];
kill_asyncio(0);
+
+ /* Tell parent we are ready */
+ rc = netwrite(c->resp_write_pipe, &rc, sizeof(rc));
+
closelog();
if (syslog_file != NULL) {
fclose(syslog_file);
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