s3:winbindd: make "smbcontrol winbindd validate-cache" reliable again

commit 73577205cf81644e7fe853eaf3e6459f7f443096
(s3:winbindd: fix problems with SIGCHLD handling (bug #7317))
broke this.

metze
(cherry picked from commit eb9b7d0363669574de8ec380089407890f15eac2)

diff --git a/source3/winbindd/winbindd.c b/source3/winbindd/winbindd.c
index ad614c2545207a35e7e8a650ed940e4e6c3f8e46..eca6c166b7e91dcf222ae3925fa6892046a88531 100644 (file)
--- a/source3/winbindd/winbindd.c
+++ b/source3/winbindd/winbindd.c
@@ -399,6 +399,9 @@ static void winbind_msg_validate_cache(struct messaging_context *msg_ctx,
                _exit(0);
        }
 
+       /* install default SIGCHLD handler: validation code uses fork/waitpid */
+       CatchSignal(SIGCHLD, SIG_DFL);
+
        ret = (uint8)winbindd_validate_cache_nobackup();
        DEBUG(10, ("winbindd_msg_validata_cache: got return value %d\n", ret));
        messaging_send_buf(msg_ctx, server_id, MSG_WINBIND_VALIDATE_CACHE, &ret,