X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fudev%2Fsrc%2Fudevadm-trigger.c;fp=src%2Fudev%2Fsrc%2Fudevadm-trigger.c;h=0000000000000000000000000000000000000000;hb=3e2147858f21943d5f4a781c60f33ac22c6096ed;hp=3cce23dfb220149b928df5021ec62b1c491b7fa9;hpb=19c5f19d69bb5f520fa7213239490c55de06d99d;p=elogind.git diff --git a/src/udev/src/udevadm-trigger.c b/src/udev/src/udevadm-trigger.c deleted file mode 100644 index 3cce23dfb..000000000 --- a/src/udev/src/udevadm-trigger.c +++ /dev/null @@ -1,232 +0,0 @@ -/* - * Copyright (C) 2008-2009 Kay Sievers - * - * 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 . - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "udev.h" - -static int verbose; -static int dry_run; - -static void exec_list(struct udev_enumerate *udev_enumerate, const char *action) -{ - struct udev *udev = udev_enumerate_get_udev(udev_enumerate); - struct udev_list_entry *entry; - - udev_list_entry_foreach(entry, udev_enumerate_get_list_entry(udev_enumerate)) { - char filename[UTIL_PATH_SIZE]; - int fd; - - if (verbose) - printf("%s\n", udev_list_entry_get_name(entry)); - if (dry_run) - continue; - util_strscpyl(filename, sizeof(filename), udev_list_entry_get_name(entry), "/uevent", NULL); - fd = open(filename, O_WRONLY); - if (fd < 0) { - dbg(udev, "error on opening %s: %m\n", filename); - continue; - } - if (write(fd, action, strlen(action)) < 0) - info(udev, "error writing '%s' to '%s': %m\n", action, filename); - close(fd); - } -} - -static const char *keyval(const char *str, const char **val, char *buf, size_t size) -{ - char *pos; - - util_strscpy(buf, size,str); - pos = strchr(buf, '='); - if (pos != NULL) { - pos[0] = 0; - pos++; - } - *val = pos; - return buf; -} - -static int adm_trigger(struct udev *udev, int argc, char *argv[]) -{ - static const struct option options[] = { - { "verbose", no_argument, NULL, 'v' }, - { "dry-run", no_argument, NULL, 'n' }, - { "type", required_argument, NULL, 't' }, - { "action", required_argument, NULL, 'c' }, - { "subsystem-match", required_argument, NULL, 's' }, - { "subsystem-nomatch", required_argument, NULL, 'S' }, - { "attr-match", required_argument, NULL, 'a' }, - { "attr-nomatch", required_argument, NULL, 'A' }, - { "property-match", required_argument, NULL, 'p' }, - { "tag-match", required_argument, NULL, 'g' }, - { "sysname-match", required_argument, NULL, 'y' }, - { "parent-match", required_argument, NULL, 'b' }, - { "help", no_argument, NULL, 'h' }, - {} - }; - enum { - TYPE_DEVICES, - TYPE_SUBSYSTEMS, - } device_type = TYPE_DEVICES; - const char *action = "change"; - struct udev_enumerate *udev_enumerate; - int rc = 0; - - dbg(udev, "version %s\n", VERSION); - udev_enumerate = udev_enumerate_new(udev); - if (udev_enumerate == NULL) { - rc = 1; - goto exit; - } - - for (;;) { - int option; - const char *key; - const char *val; - char buf[UTIL_PATH_SIZE]; - - option = getopt_long(argc, argv, "vng:o:t:hc:p:s:S:a:A:y:b:", options, NULL); - if (option == -1) - break; - - switch (option) { - case 'v': - verbose = 1; - break; - case 'n': - dry_run = 1; - break; - case 't': - if (strcmp(optarg, "devices") == 0) { - device_type = TYPE_DEVICES; - } else if (strcmp(optarg, "subsystems") == 0) { - device_type = TYPE_SUBSYSTEMS; - } else { - err(udev, "unknown type --type=%s\n", optarg); - rc = 2; - goto exit; - } - break; - case 'c': - action = optarg; - break; - case 's': - udev_enumerate_add_match_subsystem(udev_enumerate, optarg); - break; - case 'S': - udev_enumerate_add_nomatch_subsystem(udev_enumerate, optarg); - break; - case 'a': - key = keyval(optarg, &val, buf, sizeof(buf)); - udev_enumerate_add_match_sysattr(udev_enumerate, key, val); - break; - case 'A': - key = keyval(optarg, &val, buf, sizeof(buf)); - udev_enumerate_add_nomatch_sysattr(udev_enumerate, key, val); - break; - case 'p': - key = keyval(optarg, &val, buf, sizeof(buf)); - udev_enumerate_add_match_property(udev_enumerate, key, val); - break; - case 'g': - udev_enumerate_add_match_tag(udev_enumerate, optarg); - break; - case 'y': - udev_enumerate_add_match_sysname(udev_enumerate, optarg); - break; - case 'b': { - char path[UTIL_PATH_SIZE]; - struct udev_device *dev; - - /* add sys dir if needed */ - if (strncmp(optarg, udev_get_sys_path(udev), strlen(udev_get_sys_path(udev))) != 0) - util_strscpyl(path, sizeof(path), udev_get_sys_path(udev), optarg, NULL); - else - util_strscpy(path, sizeof(path), optarg); - util_remove_trailing_chars(path, '/'); - dev = udev_device_new_from_syspath(udev, path); - if (dev == NULL) { - err(udev, "unable to open the device '%s'\n", optarg); - rc = 2; - goto exit; - } - udev_enumerate_add_match_parent(udev_enumerate, dev); - /* drop reference immediately, enumerate pins the device as long as needed */ - udev_device_unref(dev); - break; - } - case 'h': - printf("Usage: udevadm trigger OPTIONS\n" - " --verbose print the list of devices while running\n" - " --dry-run do not actually trigger the events\n" - " --type= type of events to trigger\n" - " devices sys devices (default)\n" - " subsystems sys subsystems and drivers\n" - " --action= event action value, default is \"change\"\n" - " --subsystem-match= trigger devices from a matching subsystem\n" - " --subsystem-nomatch= exclude devices from a matching subsystem\n" - " --attr-match=]> trigger devices with a matching attribute\n" - " --attr-nomatch=]> exclude devices with a matching attribute\n" - " --property-match== trigger devices with a matching property\n" - " --tag-match== trigger devices with a matching property\n" - " --sysname-match= trigger devices with a matching name\n" - " --parent-match= trigger devices with that parent device\n" - " --help\n\n"); - goto exit; - default: - rc = 1; - goto exit; - } - } - - switch (device_type) { - case TYPE_SUBSYSTEMS: - udev_enumerate_scan_subsystems(udev_enumerate); - exec_list(udev_enumerate, action); - goto exit; - case TYPE_DEVICES: - udev_enumerate_scan_devices(udev_enumerate); - exec_list(udev_enumerate, action); - goto exit; - default: - goto exit; - } -exit: - udev_enumerate_unref(udev_enumerate); - return rc; -} - -const struct udevadm_cmd udevadm_trigger = { - .name = "trigger", - .cmd = adm_trigger, - .help = "request events from the kernel", -};