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Replaced SIGUSR1 with socketpair for synchronization between parent and child processes on RECVFROM type addresses

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This commit is contained in:
Gerhard Rieger 2023-06-23 22:48:26 +02:00
parent a0e17a813a
commit 02483ff39e
12 changed files with 269 additions and 257 deletions

4
xio-udp.c
View file

@ -226,7 +226,9 @@ int _xioopen_ipdgram_listen(struct single *sfd,
}
/* server: continue loop with socket()+recvfrom() */
/* when we dont close this we get awkward behaviour on Linux 2.4:
/* This avoids the requirement of a sync (trigger) mechanism as with
RECVFROM addresses */
/* And when we dont close this we got awkward behaviour on Linux 2.4:
recvfrom gives 0 bytes with invalid socket address */
if (Close(sfd->fd) < 0) {
Info2("close(%d): %s", sfd->fd, strerror(errno));