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Diffstat (limited to 'src/ac-power/ac-power.c')
-rw-r--r--src/ac-power/ac-power.c111
1 files changed, 0 insertions, 111 deletions
diff --git a/src/ac-power/ac-power.c b/src/ac-power/ac-power.c
deleted file mode 100644
index 37313cf144..0000000000
--- a/src/ac-power/ac-power.c
+++ /dev/null
@@ -1,111 +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 Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 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
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <stdlib.h>
-#include <stdbool.h>
-#include <errno.h>
-#include <string.h>
-#include <libudev.h>
-
-#include "util.h"
-
-static int on_ac_power(void) {
- int r;
-
- struct udev *udev;
- struct udev_enumerate *e = NULL;
- struct udev_list_entry *item = NULL, *first = NULL;
- bool found_offline = false, found_online = false;
-
- if (!(udev = udev_new())) {
- r = -ENOMEM;
- goto finish;
- }
-
- if (!(e = udev_enumerate_new(udev))) {
- r = -ENOMEM;
- goto finish;
- }
-
- if (udev_enumerate_add_match_subsystem(e, "power_supply") < 0) {
- r = -EIO;
- goto finish;
- }
-
- if (udev_enumerate_scan_devices(e) < 0) {
- r = -EIO;
- goto finish;
- }
-
- first = udev_enumerate_get_list_entry(e);
- udev_list_entry_foreach(item, first) {
- struct udev_device *d;
- const char *type, *online;
-
- if (!(d = udev_device_new_from_syspath(udev, udev_list_entry_get_name(item)))) {
- r = -ENOMEM;
- goto finish;
- }
-
- if (!(type = udev_device_get_sysattr_value(d, "type")))
- goto next;
-
- if (!streq(type, "Mains"))
- goto next;
-
- if (!(online = udev_device_get_sysattr_value(d, "online")))
- goto next;
-
- if (streq(online, "1")) {
- found_online = true;
- break;
- } else if (streq(online, "0"))
- found_offline = true;
-
- next:
- udev_device_unref(d);
- }
-
- r = found_online || !found_offline;
-
-finish:
- if (e)
- udev_enumerate_unref(e);
-
- if (udev)
- udev_unref(udev);
-
- return r;
-}
-
-int main(int argc, char *argv[]) {
- int r;
-
- /* This is mostly intended to be used for scripts which want
- * to detect whether AC power is plugged in or not. */
-
- if ((r = on_ac_power()) < 0) {
- log_error("Failed to read AC status: %s", strerror(-r));
- return EXIT_FAILURE;
- }
-
- return r == 0;
-}