void Command::print_arguments(const std::string& command) {
if (m_vout.verbose()) {
m_vout << "Started osmium " << command << '\n'
<< " " << get_osmium_long_version() << '\n'
<< " " << get_libosmium_version() << '\n'
<< "Command line options and default settings:\n";
show_arguments();
}
}
int main(int argc, char ** argv)
{
int ret = 0;
struct sigaction act;
ret = parse_arguments(argc, argv);
if(ret != 0) show_arguments();
if(ret < 0) return EINVAL;
if(ret > 0) return 0;
show_info();
/* Connect the signal handlers */
act.sa_handler = handler;
act.sa_flags = 0;
sigemptyset(&(act.sa_mask));
sigaddset(&(act.sa_mask), SIGTERM);
sigaddset(&(act.sa_mask), SIGQUIT);
sigaddset(&(act.sa_mask), SIGINT);
sigaction(SIGTERM, &act, NULL);
sigaction(SIGQUIT, &act, NULL);
sigaction(SIGINT, &act, NULL);
if(daemon_mode) {
ret = daemon(0, 0);
if(ret == -1) {
perror("An error occured while daemonizing.");
exit(-1);
}
}
struct liblttd_callbacks* callbacks =
liblttdvfs_new_callbacks(trace_name, append_mode, verbose_mode);
instance = liblttd_new_instance(callbacks, channel_name, num_threads,
dump_flight_only, dump_normal_only,
verbose_mode);
if(!instance) {
perror("An error occured while creating the liblttd instance");
return ret;
}
liblttd_start_instance(instance);
return ret;
}
int main(int argc, char ** argv)
{
int ret = 0;
struct sigaction act;
pthread_t *tids;
unsigned long i;
void *tret;
ret = parse_arguments(argc, argv);
if(ret != 0) show_arguments();
if(ret < 0) return EINVAL;
if(ret > 0) return 0;
show_info();
/* Connect the signal handlers */
act.sa_handler = handler;
act.sa_flags = 0;
sigemptyset(&(act.sa_mask));
sigaddset(&(act.sa_mask), SIGTERM);
sigaddset(&(act.sa_mask), SIGQUIT);
sigaddset(&(act.sa_mask), SIGINT);
sigaction(SIGTERM, &act, NULL);
sigaction(SIGQUIT, &act, NULL);
sigaction(SIGINT, &act, NULL);
if(ret = channels_init())
return ret;
if(daemon_mode) {
ret = daemon(0, 0);
if(ret == -1) {
perror("An error occured while daemonizing.");
exit(-1);
}
}
tids = malloc(sizeof(pthread_t) * num_threads);
for(i=0; i<num_threads; i++) {
ret = pthread_create(&tids[i], NULL, thread_main, (void*)i);
if(ret) {
perror("Error creating thread");
break;
}
}
for(i=0; i<num_threads; i++) {
ret = pthread_join(tids[i], &tret);
if(ret) {
perror("Error joining thread");
break;
}
if((long)tret != 0) {
printf("Error %s occured in thread %u\n",
strerror((long)tret), i);
}
}
free(tids);
ret = unmap_channels(&fd_pairs);
close_channel_trace_pairs(&fd_pairs, inotify_fd, &inotify_watch_array);
if(inotify_fd >= 0)
close(inotify_fd);
return ret;
}
int main(int argc, char **argv)
{
int ret;
ret = parse_arguments(argc, argv);
/* If user needs show help, we disregard other options */
if (opt_help) {
show_arguments();
return 0;
}
/* exit program if arguments wrong */
if (ret)
return 1;
show_info();
ret = lttctl_init();
if (ret != 0)
return ret;
if (opt_create) {
printf("lttctl: Creating trace\n");
ret = lttctl_create_trace();
if (ret)
goto op_fail;
if (opt_write) {
printf("lttctl: Forking lttd\n");
ret = lttctl_daemon(0);
if (ret)
goto op_fail;
}
}
if (opt_start) {
printf("lttctl: Starting trace\n");
ret = lttctl_start(opt_tracename);
if (ret)
goto op_fail;
}
if (opt_pause) {
printf("lttctl: Pausing trace\n");
ret = lttctl_pause(opt_tracename);
if (ret)
goto op_fail;
}
if (opt_destroy) {
if (opt_write) {
printf("lttctl: Forking lttd\n");
ret = lttctl_daemon(1);
if (ret)
goto op_fail;
}
printf("lttctl: Destroying trace\n");
ret = lttctl_destroy_trace(opt_tracename);
if (ret)
goto op_fail;
}
op_fail:
lttctl_destroy();
return ret;
}
