main: implement --test

This commit is contained in:
Lennart Poettering 2010-04-07 00:10:17 +02:00
parent 2f357920ff
commit e965d56dac

34
main.c
View File

@ -35,7 +35,8 @@
static enum {
ACTION_RUN,
ACTION_HELP
ACTION_HELP,
ACTION_TEST
} action = ACTION_RUN;
static char *default_unit = NULL;
@ -134,7 +135,8 @@ static int parse_argv(int argc, char *argv[]) {
ARG_LOG_LEVEL = 0x100,
ARG_LOG_TARGET,
ARG_DEFAULT,
ARG_RUNNING_AS
ARG_RUNNING_AS,
ARG_TEST
};
static const struct option options[] = {
@ -142,6 +144,7 @@ static int parse_argv(int argc, char *argv[]) {
{ "log-target", required_argument, NULL, ARG_LOG_TARGET },
{ "default", required_argument, NULL, ARG_DEFAULT },
{ "running-as", required_argument, NULL, ARG_RUNNING_AS },
{ "test", no_argument, NULL, ARG_TEST },
{ "help", no_argument, NULL, 'h' },
{ NULL, 0, NULL, 0 }
};
@ -193,6 +196,10 @@ static int parse_argv(int argc, char *argv[]) {
break;
}
case ARG_TEST:
action = ACTION_TEST;
break;
case 'h':
action = ACTION_HELP;
break;
@ -220,7 +227,8 @@ static int help(void) {
" --default=UNIT Set default unit\n"
" --log-level=LEVEL Set log level\n"
" --log-target=TARGET Set log target (console, syslog, kmsg)\n"
" --running-as=AS Set running as (init, system, sesstion)\n",
" --running-as=AS Set running as (init, system, sesstion)\n"
" --test Determine startup sequence, dump it and exit\n",
__progname);
return 0;
@ -266,7 +274,7 @@ int main(int argc, char *argv[]) {
goto finish;
}
assert_se(action == ACTION_RUN);
assert_se(action == ACTION_RUN || action == ACTION_TEST);
/* Move out of the way, so that we won't block unmounts */
assert_se(chdir("/") == 0);
@ -303,16 +311,26 @@ int main(int argc, char *argv[]) {
goto finish;
}
printf("→ By units:\n");
manager_dump_units(m, stdout, "\t");
if (action == ACTION_TEST) {
printf("→ By units:\n");
manager_dump_units(m, stdout, "\t");
}
if ((r = manager_add_job(m, JOB_START, target, JOB_REPLACE, false, &job)) < 0) {
log_error("Failed to start default target: %s", strerror(-r));
goto finish;
}
printf("→ By jobs:\n");
manager_dump_jobs(m, stdout, "\t");
if (action == ACTION_TEST) {
printf("→ By jobs:\n");
manager_dump_jobs(m, stdout, "\t");
if (getpid() == 1)
pause();
retval = 0;
goto finish;
}
if ((r = manager_loop(m)) < 0) {
log_error("Failed to run mainloop: %s", strerror(-r));