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libipc-old
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libipc-old/pubsub/pubsubd.c

87 lines
2.1 KiB
C

#include "../lib/pubsubd.h"
#include <stdlib.h>
void
ohshit(int rvalue, const char* str) {
fprintf(stderr, "%s\n", str);
exit(rvalue);
}
int
main(int argc, char* argv[])
{
struct service srv;
srv_init (&srv, PUBSUB_SERVICE_NAME);
printf ("Listening on %s.\n", srv.spath);
// creates the service named pipe, that listens to client applications
if (srv_create (&srv))
ohshit(1, "service_create error");
// init chans list
struct channels chans;
pubsubd_channels_init (&chans);
for (;;) {
// for each new process
struct app_list_elm ale;
pubsubd_get_new_process (&srv, &ale);
process_print (ale.p);
// TODO thread to handle multiple clients at a time
}
// the application will shut down, and remove the service named pipe
if (srv_close (&srv))
ohshit(1, "service_close error");
return EXIT_SUCCESS;
}
#if 0
void main_loop (const struct service *srv)
{
int ret;
struct process proc;
int cnt = 10;
while (cnt--) {
// -1 : error, 0 = no new process, 1 = new process
ret = srv_get_new_process (&proc, srv);
if (ret == -1) {
fprintf (stderr, "error service_get_new_process\n");
continue;
} else if (ret == 0) { // that should not happen
continue;
}
// printf ("before print\n");
process_print (&proc);
// printf ("after print\n");
// about the message
size_t msize = BUFSIZ;
char buf[BUFSIZ];
bzero(buf, BUFSIZ);
// printf ("before read\n");
if ((ret = srv_read (&proc, &buf, &msize))) {
fprintf(stdout, "error service_read %d\n", ret);
continue;
}
// printf ("after read\n");
printf ("read, size %ld : %s\n", msize, buf);
// printf ("before proc write\n");
if ((ret = srv_write (&proc, &buf, msize))) {
fprintf(stdout, "error service_write %d\n", ret);
continue;
}
// printf ("after proc write\n");
printf ("\033[32mStill \033[31m%d\033[32m applications to serve\n",cnt);
}
}
#endif