2 * Copyright (C) 2003-2004 Greg Kroah-Hartman <greg@kroah.com>
3 * Copyright (C) 2004-2006 Kay Sievers <kay.sievers@vrfy.org>
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License as published by the
7 * Free Software Foundation version 2 of the License.
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
32 #include "udev_rules.h"
36 void log_message (int priority, const char *format, ...)
40 if (priority > udev_log_priority)
43 va_start(args, format);
44 vprintf(format, args);
46 if (format[strlen(format)-1] != '\n')
51 int main(int argc, char *argv[], char *envp[])
55 struct udev_rules rules = {};
58 struct sysfs_device *dev;
62 static const struct option options[] = {
63 { "action", 1, NULL, 'a' },
64 { "force", 0, NULL, 'f' },
65 { "help", 0, NULL, 'h' },
69 info("version %s", UDEV_VERSION);
71 if (udev_log_priority < LOG_INFO) {
74 udev_log_priority = LOG_INFO;
75 sprintf(priority, "%i", udev_log_priority);
76 setenv("UDEV_LOG", priority, 1);
82 option = getopt_long(argc, argv, "a:fh", options, NULL);
86 dbg("option '%c'", option);
95 printf("Usage: udevtest [--action=<string>] [--force] [--help] <devpath>\n"
96 " --action=<string> set action string\n"
97 " --force don't skip node/link creation\n"
98 " --help print this help text\n\n");
104 devpath = argv[optind];
106 if (devpath == NULL) {
107 fprintf(stderr, "devpath parameter missing\n");
113 udev_rules_init(&rules, 0);
115 /* remove /sys if given */
116 if (strncmp(devpath, sysfs_path, strlen(sysfs_path)) == 0)
117 devpath = &devpath[strlen(sysfs_path)];
119 dev = sysfs_device_get(devpath);
121 fprintf(stderr, "unable to open device '%s'\n", devpath);
126 udev = udev_device_init(NULL);
128 fprintf(stderr, "error initializing device\n");
133 /* override built-in sysfs device */
135 strcpy(udev->action, action);
136 udev->devt = udev_device_get_devt(udev);
138 /* simulate node creation with test flag */
142 setenv("DEVPATH", udev->dev->devpath, 1);
143 setenv("SUBSYSTEM", udev->dev->subsystem, 1);
144 setenv("ACTION", "add", 1);
146 printf("This program is for debugging only, it does not run any program,\n"
147 "specified by a RUN key. It may show incorrect results, if rules\n"
148 "match against subsystem specfic kernel event variables.\n"
151 info("looking at device '%s' from subsystem '%s'", udev->dev->devpath, udev->dev->subsystem);
152 retval = udev_device_event(&rules, udev);
153 if (retval == 0 && !udev->ignore_device && udev_run) {
154 struct name_entry *name_loop;
156 list_for_each_entry(name_loop, &udev->run_list, node) {
157 char program[PATH_SIZE];
159 strlcpy(program, name_loop->name, sizeof(program));
160 udev_rules_apply_format(udev, program, sizeof(program));
161 info("run: '%s'", program);
166 udev_rules_cleanup(&rules);