summaryrefslogtreecommitdiff
path: root/src/auto-serial-getty.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/auto-serial-getty.c')
-rw-r--r--src/auto-serial-getty.c189
1 files changed, 0 insertions, 189 deletions
diff --git a/src/auto-serial-getty.c b/src/auto-serial-getty.c
deleted file mode 100644
index 355cdfd6a6..0000000000
--- a/src/auto-serial-getty.c
+++ /dev/null
@@ -1,189 +0,0 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-/***
- This file is part of systemd.
-
- Copyright 2010 Lennart Poettering
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <errno.h>
-#include <string.h>
-#include <stdlib.h>
-
-#include <dbus/dbus.h>
-
-#include "util.h"
-#include "log.h"
-#include "dbus-common.h"
-
-static int spawn_getty(DBusConnection *bus, const char *console) {
- DBusMessage *m = NULL, *reply = NULL;
- DBusError error;
- const char *fail = "fail";
- char *name;
- int r = -EIO;
-
- dbus_error_init(&error);
-
- assert(bus);
- assert(console);
-
- /* FIXME: we probably should escape the tty name properly here */
- if (asprintf(&name, "serial-getty@%s.service", console) < 0)
- return -ENOMEM;
-
- if (!(m = dbus_message_new_method_call("org.freedesktop.systemd1", "/org/freedesktop/systemd1", "org.freedesktop.systemd1.Manager", "StartUnit"))) {
- log_error("Could not allocate message.");
- goto finish;
- }
-
- if (!dbus_message_append_args(m,
- DBUS_TYPE_STRING, &name,
- DBUS_TYPE_STRING, &fail,
- DBUS_TYPE_INVALID)) {
- log_error("Could not attach target and flag information to message.");
- goto finish;
- }
-
- if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) {
- log_error("Failed to start unit: %s", bus_error_message(&error));
- goto finish;
- }
-
- r = 0;
-
-finish:
- if (m)
- dbus_message_unref(m);
-
- if (reply)
- dbus_message_unref(reply);
-
- dbus_error_free(&error);
-
- free(name);
-
- return r;
-}
-
-static int parse_proc_cmdline_word(const char *word, char **console) {
- assert(word);
-
- 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(*console);
- *console = w;
- }
-
- return 0;
-}
-
-static int parse_proc_cmdline(char **console) {
- char *line;
- int r;
- char *w;
- size_t l;
- char *state;
-
- assert(console);
-
- if ((r = read_one_line_file("/proc/cmdline", &line)) < 0) {
- log_warning("Failed to read /proc/cmdline, ignoring: %s", strerror(-r));
- return 0;
- }
-
- FOREACH_WORD_QUOTED(w, l, line, state) {
- char *word;
-
- if (!(word = strndup(w, l))) {
- r = -ENOMEM;
- goto finish;
- }
-
- r = parse_proc_cmdline_word(word, console);
- free(word);
-
- if (r < 0)
- goto finish;
- }
-
- r = 0;
-
-finish:
- free(line);
- return r;
-}
-
-int main(int argc, char *argv[]) {
- DBusError error;
- int r = 1;
- char *console = NULL;
- DBusConnection *bus = NULL;
-
- dbus_error_init(&error);
-
- if (argc > 1) {
- log_error("This program does not take arguments.");
- return 1;
- }
-
- log_set_target(LOG_TARGET_SYSLOG_OR_KMSG);
- log_parse_environment();
- log_open();
-
- if (bus_connect(DBUS_BUS_SYSTEM, &bus, NULL, &error) < 0) {
- log_error("Failed to get D-Bus connection: %s", bus_error_message(&error));
- goto finish;
- }
-
- if (parse_proc_cmdline(&console) < 0)
- goto finish;
-
- if (console)
- if (spawn_getty(bus, console) < 0)
- goto finish;
-
- r = 0;
-
-finish:
- free(console);
-
- if (bus) {
- dbus_connection_close(bus);
- dbus_connection_unref(bus);
- }
-
- dbus_error_free(&error);
-
- dbus_shutdown();
-
- return r;
-}