void
child(int msqid)
{
int i = 1;
while (1) {
msg_rcv(msqid, i);
printf("Client: %d\n", i);
fflush(stdout);
msg_snd(msqid, i + 1);
i += 2;
}
exit(0);
}
void
parent(int msqid)
{
int i = 1;
for (i = 1; i < 32000; i += 2) {
printf("Server: %d\n", i);
fflush(stdout);
msg_snd(msqid, i);
msg_rcv(msqid, i + 1);
sleep(1);
}
exit(0);
}
void child(const char *mqname)
{
mqd_t mqdes = mq_open(mqname, O_RDWR | O_CREAT, 0666, 0);
if (mqdes == -1) {
perror("mq_open() failed");
exit(1);
}
int i=1;
while (1) {
msg_rcv(mqdes, i);
printf("Client: %d\n", i);
fflush(stdout);
i++;
}
exit(0);
}
void child(const char *mqname)
{
mqd_t mqdes = mq_open(mqname, O_RDWR | O_CREAT, 0666, 0);
// Unfortunately, DMTCP doesn't yet support unlinking in child
// while others use it: But this seems to work fine in the parent.
// mq_unlink(mqname); /* parent and child will continue to use mqname */
if (mqdes == -1) {
perror("mq_open() failed");
exit(1);
}
int i=1;
while (1) {
msg_rcv(mqdes, i);
printf("Client: %d\n", i);
fflush(stdout);
i++;
}
exit(0);
}
