pthread_exit ((void *) 1);
}
- while (fgets (buffer, sizeof (buffer), fhin) != NULL)
+ /* change output buffer to line buffered mode */
+ if (setvbuf (fhout, NULL, _IOLBF, 0) != 0)
+ {
+ char errbuf[1024];
+ ERROR ("unixsock plugin: setvbuf failed: %s",
+ sstrerror (errno, errbuf, sizeof (errbuf)));
+ fclose (fhin);
+ fclose (fhout);
+ pthread_exit ((void *) 1);
+ }
+
+ while (42)
{
int len;
+ errno = 0;
+ if (fgets (buffer, sizeof (buffer), fhin) == NULL)
+ {
+ if (errno != 0)
+ {
+ char errbuf[1024];
+ WARNING ("unixsock plugin: failed to read from socket #%i: %s",
+ fileno (fhin),
+ sstrerror (errno, errbuf, sizeof (errbuf)));
+ }
+ break;
+ }
+
len = strlen (buffer);
while ((len > 0)
&& ((buffer[len - 1] == '\n') || (buffer[len - 1] == '\r')))
}
else
{
- fprintf (fhout, "-1 Unknown command: %s\n", fields[0]);
- fflush (fhout);
+ if (fprintf (fhout, "-1 Unknown command: %s\n", fields[0]) < 0)
+ {
+ char errbuf[1024];
+ WARNING ("unixsock plugin: failed to write to socket #%i: %s",
+ fileno (fhout),
+ sstrerror (errno, errbuf, sizeof (errbuf)));
+ break;
+ }
}
} /* while (fgets) */
static int us_init (void)
{
+ static int have_init = 0;
+
int status;
+ /* Initialize only once. */
+ if (have_init != 0)
+ return (0);
+ have_init = 1;
+
loop = 1;
status = pthread_create (&listen_thread, NULL, us_server_thread, NULL);