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main: automatically spawn a getty on the kernel configured serial console

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This commit is contained in:
Lennart Poettering 2010-08-06 00:42:24 +02:00
parent 48a21c9b37
commit 0ff4cdd967
1 changed files with 41 additions and 6 deletions
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47
src/main.c
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@ -55,6 +55,7 @@ static enum {
} arg_action = ACTION_RUN;
static char *arg_default_unit = NULL;
static char *arg_console = NULL;
static ManagerRunningAs arg_running_as = _MANAGER_RUNNING_AS_INVALID;
static bool arg_dump_core = true;
@ -326,7 +327,26 @@ static int parse_proc_cmdline_word(const char *word) {
} else if (streq(word, "nomodules"))
arg_nomodules = true;
else if (streq(word, "quiet")) {
else if (startswith(word, "console=")) {
const char *k;
size_t l;
char *w = NULL;
k = word + 8;
l = strcspn(k, ",");
if (l < 4 ||
!startswith(k, "tty") ||
k[3+strspn(k+3, "0123456789")] != 0) {
if (!(w = strndup(k, l)))
return -ENOMEM;
}
free(arg_console);
arg_console = w;
} else if (streq(word, "quiet")) {
if (!ignore_quiet)
arg_show_status = false;
} else {
@ -821,7 +841,6 @@ fail:
int main(int argc, char *argv[]) {
Manager *m = NULL;
Unit *target = NULL;
Job *job = NULL;
int r, retval = 1;
FDSet *fds = NULL;
bool reexecute = false;
@ -836,9 +855,6 @@ int main(int argc, char *argv[]) {
return 1;
}
if (label_init() < 0)
goto finish;
log_show_color(isatty(STDERR_FILENO) > 0);
log_show_location(false);
log_set_max_level(LOG_INFO);
@ -846,6 +862,9 @@ int main(int argc, char *argv[]) {
if (getpid() == 1) {
arg_running_as = MANAGER_SYSTEM;
log_set_target(LOG_TARGET_SYSLOG_OR_KMSG);
if (label_init() < 0)
goto finish;
} else {
arg_running_as = MANAGER_SESSION;
log_set_target(LOG_TARGET_CONSOLE);
@ -1005,12 +1024,27 @@ int main(int argc, char *argv[]) {
manager_dump_units(m, stdout, "\t");
}
if ((r = manager_add_job(m, JOB_START, target, JOB_REPLACE, false, &error, &job)) < 0) {
if ((r = manager_add_job(m, JOB_START, target, JOB_REPLACE, false, &error, NULL)) < 0) {
log_error("Failed to start default target: %s", bus_error(&error, r));
dbus_error_free(&error);
goto finish;
}
if (arg_console && arg_running_as == MANAGER_SYSTEM) {
char *name;
if (asprintf(&name, "getty@%s.service", arg_console) < 0)
log_error("Out of memory while generating console getty service name.");
else {
if ((r = manager_add_job_by_name(m, JOB_START, name, JOB_FAIL, false, &error, NULL)) < 0) {
log_error("Failed to start console getty target: %s", bus_error(&error, r));
dbus_error_free(&error);
}
free(name);
}
}
if (arg_action == ACTION_TEST) {
printf("-> By jobs:\n");
manager_dump_jobs(m, stdout, "\t");
@ -1056,6 +1090,7 @@ finish:
manager_free(m);
free(arg_default_unit);
free(arg_console);
dbus_shutdown();