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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-10 20:49:52 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-10 20:49:52 +0000
commit55944e5e40b1be2afc4855d8d2baf4b73d1876b5 (patch)
tree33f869f55a1b149e9b7c2b7e201867ca5dd52992 /src/udev/udevadm.c
parentInitial commit. (diff)
downloadsystemd-55944e5e40b1be2afc4855d8d2baf4b73d1876b5.tar.xz
systemd-55944e5e40b1be2afc4855d8d2baf4b73d1876b5.zip
Adding upstream version 255.4.upstream/255.4
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/udev/udevadm.c')
-rw-r--r--src/udev/udevadm.c140
1 files changed, 140 insertions, 0 deletions
diff --git a/src/udev/udevadm.c b/src/udev/udevadm.c
new file mode 100644
index 0000000..687b927
--- /dev/null
+++ b/src/udev/udevadm.c
@@ -0,0 +1,140 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include <errno.h>
+#include <getopt.h>
+#include <stddef.h>
+#include <stdio.h>
+
+#include "alloc-util.h"
+#include "main-func.h"
+#include "pretty-print.h"
+#include "process-util.h"
+#include "selinux-util.h"
+#include "string-util.h"
+#include "udev-util.h"
+#include "udevadm.h"
+#include "udevd.h"
+#include "verbs.h"
+
+static int help(void) {
+ static const char *const short_descriptions[][2] = {
+ { "info", "Query sysfs or the udev database" },
+ { "trigger", "Request events from the kernel" },
+ { "settle", "Wait for pending udev events" },
+ { "control", "Control the udev daemon" },
+ { "monitor", "Listen to kernel and udev events" },
+ { "test", "Test an event run" },
+ { "test-builtin", "Test a built-in command" },
+ { "verify", "Verify udev rules files" },
+ { "wait", "Wait for device or device symlink" },
+ { "lock", "Lock a block device" },
+ };
+
+ _cleanup_free_ char *link = NULL;
+ size_t i;
+ int r;
+
+ r = terminal_urlify_man("udevadm", "8", &link);
+ if (r < 0)
+ return log_oom();
+
+ printf("%s [--help] [--version] [--debug] COMMAND [COMMAND OPTIONS]\n\n"
+ "Send control commands or test the device manager.\n\n"
+ "Commands:\n",
+ program_invocation_short_name);
+
+ for (i = 0; i < ELEMENTSOF(short_descriptions); i++)
+ printf(" %-12s %s\n", short_descriptions[i][0], short_descriptions[i][1]);
+
+ printf("\nSee the %s for details.\n", link);
+ return 0;
+}
+
+static int parse_argv(int argc, char *argv[]) {
+ static const struct option options[] = {
+ { "debug", no_argument, NULL, 'd' },
+ { "help", no_argument, NULL, 'h' },
+ { "version", no_argument, NULL, 'V' },
+ {}
+ };
+ int c;
+
+ assert(argc >= 0);
+ assert(argv);
+
+ /* Resetting to 0 forces the invocation of an internal initialization routine of getopt_long()
+ * that checks for GNU extensions in optstring ('-' or '+' at the beginning). */
+ optind = 0;
+ while ((c = getopt_long(argc, argv, "+dhV", options, NULL)) >= 0)
+ switch (c) {
+
+ case 'd':
+ log_set_max_level(LOG_DEBUG);
+ break;
+
+ case 'h':
+ return help();
+
+ case 'V':
+ return print_version();
+
+ case '?':
+ return -EINVAL;
+
+ default:
+ assert_not_reached();
+ }
+
+ return 1; /* work to do */
+}
+
+static int version_main(int argc, char *argv[], void *userdata) {
+ return print_version();
+}
+
+static int help_main(int argc, char *argv[], void *userdata) {
+ return help();
+}
+
+static int udevadm_main(int argc, char *argv[]) {
+ static const Verb verbs[] = {
+ { "info", VERB_ANY, VERB_ANY, 0, info_main },
+ { "trigger", VERB_ANY, VERB_ANY, 0, trigger_main },
+ { "settle", VERB_ANY, VERB_ANY, 0, settle_main },
+ { "control", VERB_ANY, VERB_ANY, 0, control_main },
+ { "monitor", VERB_ANY, VERB_ANY, 0, monitor_main },
+ { "hwdb", VERB_ANY, VERB_ANY, 0, hwdb_main },
+ { "test", VERB_ANY, VERB_ANY, 0, test_main },
+ { "test-builtin", VERB_ANY, VERB_ANY, 0, builtin_main },
+ { "wait", VERB_ANY, VERB_ANY, 0, wait_main },
+ { "lock", VERB_ANY, VERB_ANY, 0, lock_main },
+ { "verify", VERB_ANY, VERB_ANY, 0, verify_main },
+ { "version", VERB_ANY, VERB_ANY, 0, version_main },
+ { "help", VERB_ANY, VERB_ANY, 0, help_main },
+ {}
+ };
+
+ return dispatch_verb(argc, argv, verbs, NULL);
+}
+
+static int run(int argc, char *argv[]) {
+ int r;
+
+ if (invoked_as(argv, "udevd"))
+ return run_udevd(argc, argv);
+
+ udev_parse_config();
+ log_setup();
+
+ r = parse_argv(argc, argv);
+ if (r <= 0)
+ return r;
+
+ r = mac_init();
+ if (r < 0)
+ return r;
+
+ return udevadm_main(argc, argv);
+}
+
+DEFINE_MAIN_FUNCTION_WITH_POSITIVE_FAILURE(run);