chiark / gitweb /
tabs are as useful as a hole in the head
[elogind.git] / src / udevadm-test.c
index 851500527fc94678be0a1f4a0e9f1b6f1f3faae4..6275cff89968977403381e4f2aa13105e508114a 100644 (file)
 
 static int adm_test(struct udev *udev, int argc, char *argv[])
 {
-       int resolve_names = 1;
-       char filename[UTIL_PATH_SIZE];
-       const char *action = "add";
-       const char *syspath = NULL;
-       struct udev_event *event = NULL;
-       struct udev_device *dev = NULL;
-       struct udev_rules *rules = NULL;
-       struct udev_list_entry *entry;
-       sigset_t mask, sigmask_orig;
-       int err;
-       int rc = 0;
-
-       static const struct option options[] = {
-               { "action", required_argument, NULL, 'a' },
-               { "resolve-names", required_argument, NULL, 'N' },
-               { "help", no_argument, NULL, 'h' },
-               {}
-       };
-
-       info(udev, "version %s\n", VERSION);
-
-       for (;;) {
-               int option;
-
-               option = getopt_long(argc, argv, "a:s:N:fh", options, NULL);
-               if (option == -1)
-                       break;
-
-               dbg(udev, "option '%c'\n", option);
-               switch (option) {
-               case 'a':
-                       action = optarg;
-                       break;
-               case 'N':
-                       if (strcmp (optarg, "early") == 0) {
-                               resolve_names = 1;
-                       } else if (strcmp (optarg, "late") == 0) {
-                               resolve_names = 0;
-                       } else if (strcmp (optarg, "never") == 0) {
-                               resolve_names = -1;
-                       } else {
-                               fprintf(stderr, "resolve-names must be early, late or never\n");
-                               err(udev, "resolve-names must be early, late or never\n");
-                               exit(EXIT_FAILURE);
-                       }
-                       break;
-               case 'h':
-                       printf("Usage: udevadm test OPTIONS <syspath>\n"
-                              "  --action=<string>     set action string\n"
-                              "  --help\n\n");
-                       exit(EXIT_SUCCESS);
-               default:
-                       exit(EXIT_FAILURE);
-               }
-       }
-       syspath = argv[optind];
-
-       if (syspath == NULL) {
-               fprintf(stderr, "syspath parameter missing\n");
-               rc = 2;
-               goto out;
-       }
-
-       printf("This program is for debugging only, it does not run any program,\n"
-              "specified by a RUN key. It may show incorrect results, because\n"
-              "some values may be different, or not available at a simulation run.\n"
-              "\n");
-
-       sigprocmask(SIG_SETMASK, NULL, &sigmask_orig);
-
-       udev_builtin_init(udev);
-
-       rules = udev_rules_new(udev, resolve_names);
-       if (rules == NULL) {
-               fprintf(stderr, "error reading rules\n");
-               rc = 3;
-               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", filename);
-               rc = 4;
-               goto out;
-       }
-
-       /* skip reading of db, but read kernel parameters */
-       udev_device_set_info_loaded(dev);
-       udev_device_read_uevent_file(dev);
-
-       udev_device_set_action(dev, action);
-       event = udev_event_new(dev);
-
-       sigfillset(&mask);
-       sigprocmask(SIG_SETMASK, &mask, &sigmask_orig);
-       event->fd_signal = signalfd(-1, &mask, SFD_NONBLOCK|SFD_CLOEXEC);
-       if (event->fd_signal < 0) {
-               fprintf(stderr, "error creating signalfd\n");
-               rc = 5;
-               goto out;
-       }
-
-       err = udev_event_execute_rules(event, rules, &sigmask_orig);
-
-       udev_list_entry_foreach(entry, udev_device_get_properties_list_entry(dev))
-               printf("%s=%s\n", udev_list_entry_get_name(entry), udev_list_entry_get_value(entry));
-
-       if (err == 0) {
-               udev_list_entry_foreach(entry, udev_list_get_entry(&event->run_list)) {
-                       char program[UTIL_PATH_SIZE];
-
-                       udev_event_apply_format(event, udev_list_entry_get_name(entry), program, sizeof(program));
-                       printf("run: '%s'\n", program);
-               }
-       }
+        int resolve_names = 1;
+        char filename[UTIL_PATH_SIZE];
+        const char *action = "add";
+        const char *syspath = NULL;
+        struct udev_event *event = NULL;
+        struct udev_device *dev = NULL;
+        struct udev_rules *rules = NULL;
+        struct udev_list_entry *entry;
+        sigset_t mask, sigmask_orig;
+        int err;
+        int rc = 0;
+
+        static const struct option options[] = {
+                { "action", required_argument, NULL, 'a' },
+                { "resolve-names", required_argument, NULL, 'N' },
+                { "help", no_argument, NULL, 'h' },
+                {}
+        };
+
+        info(udev, "version %s\n", VERSION);
+
+        for (;;) {
+                int option;
+
+                option = getopt_long(argc, argv, "a:s:N:fh", options, NULL);
+                if (option == -1)
+                        break;
+
+                dbg(udev, "option '%c'\n", option);
+                switch (option) {
+                case 'a':
+                        action = optarg;
+                        break;
+                case 'N':
+                        if (strcmp (optarg, "early") == 0) {
+                                resolve_names = 1;
+                        } else if (strcmp (optarg, "late") == 0) {
+                                resolve_names = 0;
+                        } else if (strcmp (optarg, "never") == 0) {
+                                resolve_names = -1;
+                        } else {
+                                fprintf(stderr, "resolve-names must be early, late or never\n");
+                                err(udev, "resolve-names must be early, late or never\n");
+                                exit(EXIT_FAILURE);
+                        }
+                        break;
+                case 'h':
+                        printf("Usage: udevadm test OPTIONS <syspath>\n"
+                               "  --action=<string>     set action string\n"
+                               "  --help\n\n");
+                        exit(EXIT_SUCCESS);
+                default:
+                        exit(EXIT_FAILURE);
+                }
+        }
+        syspath = argv[optind];
+
+        if (syspath == NULL) {
+                fprintf(stderr, "syspath parameter missing\n");
+                rc = 2;
+                goto out;
+        }
+
+        printf("This program is for debugging only, it does not run any program,\n"
+               "specified by a RUN key. It may show incorrect results, because\n"
+               "some values may be different, or not available at a simulation run.\n"
+               "\n");
+
+        sigprocmask(SIG_SETMASK, NULL, &sigmask_orig);
+
+        udev_builtin_init(udev);
+
+        rules = udev_rules_new(udev, resolve_names);
+        if (rules == NULL) {
+                fprintf(stderr, "error reading rules\n");
+                rc = 3;
+                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", filename);
+                rc = 4;
+                goto out;
+        }
+
+        /* skip reading of db, but read kernel parameters */
+        udev_device_set_info_loaded(dev);
+        udev_device_read_uevent_file(dev);
+
+        udev_device_set_action(dev, action);
+        event = udev_event_new(dev);
+
+        sigfillset(&mask);
+        sigprocmask(SIG_SETMASK, &mask, &sigmask_orig);
+        event->fd_signal = signalfd(-1, &mask, SFD_NONBLOCK|SFD_CLOEXEC);
+        if (event->fd_signal < 0) {
+                fprintf(stderr, "error creating signalfd\n");
+                rc = 5;
+                goto out;
+        }
+
+        err = udev_event_execute_rules(event, rules, &sigmask_orig);
+
+        udev_list_entry_foreach(entry, udev_device_get_properties_list_entry(dev))
+                printf("%s=%s\n", udev_list_entry_get_name(entry), udev_list_entry_get_value(entry));
+
+        if (err == 0) {
+                udev_list_entry_foreach(entry, udev_list_get_entry(&event->run_list)) {
+                        char program[UTIL_PATH_SIZE];
+
+                        udev_event_apply_format(event, udev_list_entry_get_name(entry), program, sizeof(program));
+                        printf("run: '%s'\n", program);
+                }
+        }
 out:
-       if (event != NULL && event->fd_signal >= 0)
-               close(event->fd_signal);
-       udev_event_unref(event);
-       udev_device_unref(dev);
-       udev_rules_unref(rules);
-       udev_builtin_exit(udev);
-       return rc;
+        if (event != NULL && event->fd_signal >= 0)
+                close(event->fd_signal);
+        udev_event_unref(event);
+        udev_device_unref(dev);
+        udev_rules_unref(rules);
+        udev_builtin_exit(udev);
+        return rc;
 }
 
 const struct udevadm_cmd udevadm_test = {
-       .name = "test",
-       .cmd = adm_test,
-       .help = "test an event run",
-       .debug = true,
+        .name = "test",
+        .cmd = adm_test,
+        .help = "test an event run",
+        .debug = true,
 };