diff options
Diffstat (limited to 'src/udev/udevadm-test-builtin.c')
-rw-r--r-- | src/udev/udevadm-test-builtin.c | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/src/udev/udevadm-test-builtin.c b/src/udev/udevadm-test-builtin.c new file mode 100644 index 0000000000..3a49f7ce9c --- /dev/null +++ b/src/udev/udevadm-test-builtin.c @@ -0,0 +1,128 @@ +/* + * Copyright (C) 2011 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, 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 <stdlib.h> +#include <stddef.h> +#include <string.h> +#include <stdio.h> +#include <unistd.h> +#include <errno.h> +#include <dirent.h> +#include <fcntl.h> +#include <syslog.h> +#include <getopt.h> +#include <signal.h> +#include <time.h> +#include <sys/inotify.h> +#include <sys/poll.h> +#include <sys/stat.h> +#include <sys/types.h> + +#include "udev.h" + +static void help(struct udev *udev) +{ + fprintf(stderr, "\n"); + fprintf(stderr, "Usage: udevadm builtin [--help] <command> <syspath>\n"); + udev_builtin_list(udev); + fprintf(stderr, "\n"); +} + +static int adm_builtin(struct udev *udev, int argc, char *argv[]) +{ + static const struct option options[] = { + { "help", no_argument, NULL, 'h' }, + {} + }; + char *command = NULL; + char *syspath = NULL; + char filename[UTIL_PATH_SIZE]; + struct udev_device *dev = NULL; + enum udev_builtin_cmd cmd; + int rc = EXIT_SUCCESS; + + dbg(udev, "version %s\n", VERSION); + + for (;;) { + int option; + + option = getopt_long(argc, argv, "h", options, NULL); + if (option == -1) + break; + + switch (option) { + case 'h': + help(udev); + goto out; + } + } + + command = argv[optind++]; + if (command == NULL) { + fprintf(stderr, "command missing\n"); + help(udev); + rc = 2; + goto out; + } + + syspath = argv[optind++]; + if (syspath == NULL) { + fprintf(stderr, "syspath missing\n\n"); + rc = 3; + goto out; + } + + udev_builtin_init(udev); + + cmd = udev_builtin_lookup(command); + if (cmd >= UDEV_BUILTIN_MAX) { + fprintf(stderr, "unknown command '%s'\n", command); + help(udev); + rc = 5; + goto out; + } + + /* add /sys if needed */ + if (strncmp(syspath, udev_get_sys_path(udev), strlen(udev_get_sys_path(udev))) != 0) + util_strscpyl(filename, sizeof(filename), udev_get_sys_path(udev), syspath, NULL); + else + util_strscpy(filename, sizeof(filename), syspath); + util_remove_trailing_chars(filename, '/'); + + dev = udev_device_new_from_syspath(udev, filename); + if (dev == NULL) { + fprintf(stderr, "unable to open device '%s'\n\n", filename); + rc = 4; + goto out; + } + + if (udev_builtin_run(dev, cmd, command, true) < 0) { + fprintf(stderr, "error executing '%s'\n\n", command); + rc = 6; + } +out: + udev_device_unref(dev); + udev_builtin_exit(udev); + return rc; +} + +const struct udevadm_cmd udevadm_test_builtin = { + .name = "test-builtin", + .cmd = adm_builtin, + .help = "test a built-in command", + .debug = true, +}; |