Refresh of dup2

diff --git a/src/preload.c b/src/preload.c
index b3cf6acc7c1319bf01b8f21cb260c15a2b9adf53..085e8b4c63beccce53efaa51584077f170f1a6a1 100644 (file)
--- a/src/preload.c
+++ b/src/preload.c
@@ -922,6 +922,9 @@ int dup2(int oldfd, int newfd)
        int ret;
 
        oldfdi = idm_lookup(&idm, oldfd);
+       if (oldfdi && oldfdi->type == fd_fork)
+               fork_passive(oldfd);
+
        newfdi = idm_lookup(&idm, newfd);
        if (newfdi) {
                 /* newfd cannot have been dup'ed directly */