diff options
Diffstat (limited to 'src/udev/udevadm-trigger.c')
| -rw-r--r-- | src/udev/udevadm-trigger.c | 85 |
1 files changed, 43 insertions, 42 deletions
diff --git a/src/udev/udevadm-trigger.c b/src/udev/udevadm-trigger.c index d10ca59cca..3608c35cd0 100644 --- a/src/udev/udevadm-trigger.c +++ b/src/udev/udevadm-trigger.c @@ -73,22 +73,41 @@ static const char *keyval(const char *str, const char **val, char *buf, size_t s return buf; } +static void help(void) { + printf("Usage: udevadm trigger OPTIONS\n" + " -v,--verbose print the list of devices while running\n" + " -n,--dry-run do not actually trigger the events\n" + " -t,--type= type of events to trigger\n" + " devices sys devices (default)\n" + " subsystems sys subsystems and drivers\n" + " -c,--action=<action> event action value, default is \"change\"\n" + " -s,--subsystem-match=<subsystem> trigger devices from a matching subsystem\n" + " -S,--subsystem-nomatch=<subsystem> exclude devices from a matching subsystem\n" + " -a,--attr-match=<file[=<value>]> trigger devices with a matching attribute\n" + " -A,--attr-nomatch=<file[=<value>]> exclude devices with a matching attribute\n" + " -p,--property-match=<key>=<value> trigger devices with a matching property\n" + " -g,--tag-match=<key>=<value> trigger devices with a matching property\n" + " -y,--sysname-match=<name> trigger devices with a matching name\n" + " -b,--parent-match=<name> trigger devices with that parent device\n" + " -h,--help\n\n"); +} + 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' }, + { "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' }, + { "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 { @@ -98,6 +117,7 @@ static int adm_trigger(struct udev *udev, int argc, char *argv[]) const char *action = "change"; struct udev_enumerate *udev_enumerate; int rc = 0; + int c; udev_enumerate = udev_enumerate_new(udev); if (udev_enumerate == NULL) { @@ -105,23 +125,12 @@ static int adm_trigger(struct udev *udev, int argc, char *argv[]) goto exit; } - for (;;) { - int option; + while ((c = getopt_long(argc, argv, "vno:t:c:s:S:a:A:p:g:y:b:h", options, NULL)) >= 0) { 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) { - if (optind < argc) { - fprintf(stderr, "Extraneous argument: '%s'\n", argv[optind]); - rc = 1; - goto exit; - } - break; - } - - switch (option) { + switch (c) { case 'v': verbose = 1; break; @@ -194,29 +203,21 @@ static int adm_trigger(struct udev *udev, int argc, char *argv[]) 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=<action> event action value, default is \"change\"\n" - " --subsystem-match=<subsystem> trigger devices from a matching subsystem\n" - " --subsystem-nomatch=<subsystem> exclude devices from a matching subsystem\n" - " --attr-match=<file[=<value>]> trigger devices with a matching attribute\n" - " --attr-nomatch=<file[=<value>]> exclude devices with a matching attribute\n" - " --property-match=<key>=<value> trigger devices with a matching property\n" - " --tag-match=<key>=<value> trigger devices with a matching property\n" - " --sysname-match=<name> trigger devices with a matching name\n" - " --parent-match=<name> trigger devices with that parent device\n" - " --help\n\n"); + help(); goto exit; - default: + case '?': rc = 1; goto exit; + default: + assert_not_reached("Unknown option"); } } + if (optind < argc) { + fprintf(stderr, "Extraneous argument: '%s'\n", argv[optind]); + return 1; + } + switch (device_type) { case TYPE_SUBSYSTEMS: udev_enumerate_scan_subsystems(udev_enumerate); |