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authorLuke Shumaker <lukeshu@lukeshu.com>2017-05-12 23:58:59 -0400
committerLuke Shumaker <lukeshu@lukeshu.com>2017-05-12 23:58:59 -0400
commitf838f51c238f8dcc4568eb68a16a7a86024eea5d (patch)
treef122167057382ce448e3101091225ba6647592da /src/login/sysfs-show.c
parent39970d85d4c2313d43147f15047ac564603c7f8c (diff)
./tools/notsd-move
Diffstat (limited to 'src/login/sysfs-show.c')
-rw-r--r--src/login/sysfs-show.c189
1 files changed, 0 insertions, 189 deletions
diff --git a/src/login/sysfs-show.c b/src/login/sysfs-show.c
deleted file mode 100644
index 29785e2f11..0000000000
--- a/src/login/sysfs-show.c
+++ /dev/null
@@ -1,189 +0,0 @@
-/***
- 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 <errno.h>
-#include <string.h>
-
-#include "libudev.h"
-
-#include "alloc-util.h"
-#include "locale-util.h"
-#include "path-util.h"
-#include "string-util.h"
-#include "sysfs-show.h"
-#include "terminal-util.h"
-#include "udev-util.h"
-#include "util.h"
-
-static int show_sysfs_one(
- struct udev *udev,
- const char *seat,
- struct udev_list_entry **item,
- const char *sub,
- const char *prefix,
- unsigned n_columns) {
-
- assert(udev);
- assert(seat);
- assert(item);
- assert(prefix);
-
- while (*item) {
- _cleanup_udev_device_unref_ struct udev_device *d = NULL;
- struct udev_list_entry *next, *lookahead;
- const char *sn, *name, *sysfs, *subsystem, *sysname;
- _cleanup_free_ char *k = NULL, *l = NULL;
- bool is_master;
-
- sysfs = udev_list_entry_get_name(*item);
- if (!path_startswith(sysfs, sub))
- return 0;
-
- d = udev_device_new_from_syspath(udev, sysfs);
- if (!d) {
- *item = udev_list_entry_get_next(*item);
- continue;
- }
-
- sn = udev_device_get_property_value(d, "ID_SEAT");
- if (isempty(sn))
- sn = "seat0";
-
- /* Explicitly also check for tag 'seat' here */
- if (!streq(seat, sn) || !udev_device_has_tag(d, "seat")) {
- *item = udev_list_entry_get_next(*item);
- continue;
- }
-
- is_master = udev_device_has_tag(d, "master-of-seat");
-
- name = udev_device_get_sysattr_value(d, "name");
- if (!name)
- name = udev_device_get_sysattr_value(d, "id");
- subsystem = udev_device_get_subsystem(d);
- sysname = udev_device_get_sysname(d);
-
- /* Look if there's more coming after this */
- lookahead = next = udev_list_entry_get_next(*item);
- while (lookahead) {
- const char *lookahead_sysfs;
-
- lookahead_sysfs = udev_list_entry_get_name(lookahead);
-
- if (path_startswith(lookahead_sysfs, sub) &&
- !path_startswith(lookahead_sysfs, sysfs)) {
- _cleanup_udev_device_unref_ struct udev_device *lookahead_d = NULL;
-
- lookahead_d = udev_device_new_from_syspath(udev, lookahead_sysfs);
- if (lookahead_d) {
- const char *lookahead_sn;
-
- lookahead_sn = udev_device_get_property_value(d, "ID_SEAT");
- if (isempty(lookahead_sn))
- lookahead_sn = "seat0";
-
- if (streq(seat, lookahead_sn) && udev_device_has_tag(lookahead_d, "seat"))
- break;
- }
- }
-
- lookahead = udev_list_entry_get_next(lookahead);
- }
-
- k = ellipsize(sysfs, n_columns, 20);
- if (!k)
- return -ENOMEM;
-
- printf("%s%s%s\n", prefix, special_glyph(lookahead ? TREE_BRANCH : TREE_RIGHT), k);
-
- if (asprintf(&l,
- "%s%s:%s%s%s%s",
- is_master ? "[MASTER] " : "",
- subsystem, sysname,
- name ? " \"" : "", strempty(name), name ? "\"" : "") < 0)
- return -ENOMEM;
-
- free(k);
- k = ellipsize(l, n_columns, 70);
- if (!k)
- return -ENOMEM;
-
- printf("%s%s%s\n", prefix, lookahead ? special_glyph(TREE_VERTICAL) : " ", k);
-
- *item = next;
- if (*item) {
- _cleanup_free_ char *p = NULL;
-
- p = strappend(prefix, lookahead ? special_glyph(TREE_VERTICAL) : " ");
- if (!p)
- return -ENOMEM;
-
- show_sysfs_one(udev, seat, item, sysfs, p, n_columns - 2);
- }
- }
-
- return 0;
-}
-
-int show_sysfs(const char *seat, const char *prefix, unsigned n_columns) {
- _cleanup_udev_enumerate_unref_ struct udev_enumerate *e = NULL;
- _cleanup_udev_unref_ struct udev *udev = NULL;
- struct udev_list_entry *first = NULL;
- int r;
-
- if (n_columns <= 0)
- n_columns = columns();
-
- if (!prefix)
- prefix = "";
-
- if (isempty(seat))
- seat = "seat0";
-
- udev = udev_new();
- if (!udev)
- return -ENOMEM;
-
- e = udev_enumerate_new(udev);
- if (!e)
- return -ENOMEM;
-
- if (!streq(seat, "seat0"))
- r = udev_enumerate_add_match_tag(e, seat);
- else
- r = udev_enumerate_add_match_tag(e, "seat");
- if (r < 0)
- return r;
-
- r = udev_enumerate_add_match_is_initialized(e);
- if (r < 0)
- return r;
-
- r = udev_enumerate_scan_devices(e);
- if (r < 0)
- return r;
-
- first = udev_enumerate_get_list_entry(e);
- if (first)
- show_sysfs_one(udev, seat, &first, "/", prefix, n_columns);
- else
- printf("%s%s%s\n", prefix, special_glyph(TREE_RIGHT), "(none)");
-
- return r;
-}