/*
- * Copyright (C) 2007 Kay Sievers <kay.sievers@vrfy.org>
+ * Copyright (C) 2007-2009 Kay Sievers <kay.sievers@vrfy.org>
*
- * This program 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 version 2 of the License.
- *
- * This program 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 this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * This program 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.
*
+ * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <unistd.h>
#include "udev.h"
-static int debug;
+static bool debug;
-#ifdef USE_LOG
-void log_message(int priority, const char *format, ...)
+static void log_fn(struct udev *udev, int priority,
+ const char *file, int line, const char *fn,
+ const char *format, va_list args)
{
- va_list args;
-
- if (priority > udev_log_priority)
- return;
-
- va_start(args, format);
if (debug) {
- vprintf(format, args);
- } else
+ fprintf(stderr, "%s: ", fn);
+ vfprintf(stderr, format, args);
+ } else {
+ va_list args2;
+
+ va_copy(args2, args);
+ vfprintf(stderr, format, args2);
+ va_end(args2);
vsyslog(priority, format, args);
- va_end(args);
+ }
}
-#endif
-
-struct command {
- const char *name;
- int (*cmd)(int argc, char *argv[], char *envp[]);
- const char *help;
- int debug;
-};
-static const struct command cmds[];
-
-static int version(int argc, char *argv[], char *envp[])
+static int adm_version(struct udev *udev, int argc, char *argv[])
{
- printf("%s\n", UDEV_VERSION);
+ printf("%s\n", VERSION);
return 0;
}
+static const struct udevadm_cmd udevadm_version = {
+ .name = "version",
+ .cmd = adm_version,
+};
+
+static int adm_help(struct udev *udev, int argc, char *argv[]);
+static const struct udevadm_cmd udevadm_help = {
+ .name = "help",
+ .cmd = adm_help,
+};
+
+static const struct udevadm_cmd *udevadm_cmds[] = {
+ &udevadm_info,
+ &udevadm_trigger,
+ &udevadm_settle,
+ &udevadm_control,
+ &udevadm_monitor,
+ &udevadm_test,
+ &udevadm_version,
+ &udevadm_help,
+};
-static int help(int argc, char *argv[], char *envp[])
+static int adm_help(struct udev *udev, int argc, char *argv[])
{
- const struct command *cmd;
+ unsigned int i;
- printf("Usage: udevadm COMMAND [OPTIONS]\n");
- for (cmd = cmds; cmd->name != NULL; cmd++)
- printf(" %-12s %s\n", cmd->name, cmd->help);
+ printf("Usage: udevadm [--help] [--version] [--debug] COMMAND [COMMAND OPTIONS]\n");
+ for (i = 0; i < ARRAY_SIZE(udevadm_cmds); i++)
+ if (udevadm_cmds[i]->help != NULL)
+ printf(" %-12s %s\n", udevadm_cmds[i]->name, udevadm_cmds[i]->help);
printf("\n");
return 0;
}
-static const struct command cmds[] = {
- {
- .name = "info",
- .cmd = udevinfo,
- .help = "query sysfs or the udev database",
- },
- {
- .name = "trigger",
- .cmd = udevtrigger,
- .help = "request events from the kernel",
- },
- {
- .name = "settle",
- .cmd = udevsettle, "",
- .help = "wait for the event queue to finish",
- },
- {
- .name = "control",
- .cmd = udevcontrol,
- .help = "control the udev daemon",
- },
- {
- .name = "monitor",
- .cmd = udevmonitor,
- .help = "listen to kernel and udev events",
- },
- {
- .name = "test",
- .cmd = udevtest,
- .help = "simulation run",
- .debug = 1,
- },
- {
- .name = "version",
- .cmd = version,
- .help = "print the version number",
- },
- {
- .name = "help",
- .cmd = help,
- .help = "print this help text",
- },
- {}
-};
-
-int main(int argc, char *argv[], char *envp[])
+static int run_command(struct udev *udev, const struct udevadm_cmd *cmd, int argc, char *argv[])
{
- const char *command;
- const char *pos;
- const struct command *cmd;
- int rc;
-
- /* get binary or symlink name */
- pos = strrchr(argv[0], '/');
- if (pos != NULL)
- command = &pos[1];
- else
- command = argv[0];
-
- /* the trailing part of the binary or symlink name is the command */
- if (strncmp(command, "udev", 4) == 0)
- command = &command[4];
-
- if (command == NULL || command[0] == '\0')
- goto err_unknown;
-
- /* udevadm itself needs to strip its name from the passed options */
- if (strcmp(command, "adm") == 0) {
- command = argv[1];
- argv++;
- argc--;
+ if (cmd->debug) {
+ debug = true;
+ if (udev_get_log_priority(udev) < LOG_INFO)
+ udev_set_log_priority(udev, LOG_INFO);
}
+ info(udev, "calling: %s\n", cmd->name);
+ return cmd->cmd(udev, argc, argv);
+}
- if (command == NULL)
- goto err_unknown;
-
- /* allow command to be specified as an option */
- if (strncmp(command, "--", 2) == 0)
- command += 2;
-
- /* find and execute command */
- for (cmd = cmds; cmd->name != NULL; cmd++) {
- if (strcmp(cmd->name, command) == 0) {
- debug = cmd->debug;
- rc = cmd->cmd(argc, argv, envp);
+int main(int argc, char *argv[])
+{
+ struct udev *udev;
+ static const struct option options[] = {
+ { "debug", no_argument, NULL, 'd' },
+ { "help", no_argument, NULL, 'h' },
+ { "version", no_argument, NULL, 'V' },
+ {}
+ };
+ const char *command;
+ unsigned int i;
+ int rc = 1;
+
+ udev = udev_new();
+ if (udev == NULL)
+ goto out;
+
+ udev_log_init("udevadm");
+ udev_set_log_fn(udev, log_fn);
+ udev_selinux_init(udev);
+
+ for (;;) {
+ int option;
+
+ option = getopt_long(argc, argv, "+dhV", options, NULL);
+ if (option == -1)
+ break;
+
+ switch (option) {
+ case 'd':
+ debug = true;
+ if (udev_get_log_priority(udev) < LOG_INFO)
+ udev_set_log_priority(udev, LOG_INFO);
+ break;
+ case 'h':
+ rc = adm_help(udev, argc, argv);
+ goto out;
+ case 'V':
+ rc = adm_version(udev, argc, argv);
+ goto out;
+ default:
goto out;
}
}
+ command = argv[optind];
+
+ info(udev, "runtime dir '%s'\n", udev_get_run_path(udev));
+
+ if (command != NULL)
+ for (i = 0; i < ARRAY_SIZE(udevadm_cmds); i++) {
+ if (strcmp(udevadm_cmds[i]->name, command) == 0) {
+ argc -= optind;
+ argv += optind;
+ optind = 0;
+ rc = run_command(udev, udevadm_cmds[i], argc, argv);
+ goto out;
+ }
+ }
-err_unknown:
- fprintf(stderr, "unknown command, try help\n\n");
+ fprintf(stderr, "missing or unknown command\n\n");
+ adm_help(udev, argc, argv);
rc = 2;
out:
+ udev_selinux_exit(udev);
+ udev_unref(udev);
+ udev_log_close();
return rc;
}