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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 02:25:50 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 02:25:50 +0000 |
commit | 19f4f86bfed21c5326ed2acebe1163f3a83e832b (patch) | |
tree | d59b9989ce55ed23693e80974d94c856f1c2c8b1 /src/hwdb/hwdb.c | |
parent | Initial commit. (diff) | |
download | systemd-19f4f86bfed21c5326ed2acebe1163f3a83e832b.tar.xz systemd-19f4f86bfed21c5326ed2acebe1163f3a83e832b.zip |
Adding upstream version 241.upstream/241upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/hwdb/hwdb.c')
-rw-r--r-- | src/hwdb/hwdb.c | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/src/hwdb/hwdb.c b/src/hwdb/hwdb.c new file mode 100644 index 0000000..b069a3e --- /dev/null +++ b/src/hwdb/hwdb.c @@ -0,0 +1,129 @@ +/* SPDX-License-Identifier: LGPL-2.1+ */ + +#include <getopt.h> + +#include "sd-hwdb.h" + +#include "alloc-util.h" +#include "hwdb-util.h" +#include "main-func.h" +#include "pretty-print.h" +#include "selinux-util.h" +#include "util.h" +#include "verbs.h" + +static const char *arg_hwdb_bin_dir = NULL; +static const char *arg_root = NULL; +static bool arg_strict = false; + +static int verb_query(int argc, char *argv[], void *userdata) { + return hwdb_query(argv[1]); +} + +static int verb_update(int argc, char *argv[], void *userdata) { + return hwdb_update(arg_root, arg_hwdb_bin_dir, arg_strict, false); +} + +static int help(void) { + _cleanup_free_ char *link = NULL; + int r; + + r = terminal_urlify_man("systemd-hwdb", "8", &link); + if (r < 0) + return log_oom(); + + printf("%s OPTIONS COMMAND\n\n" + "Update or query the hardware database.\n\n" + " -h --help Show this help\n" + " --version Show package version\n" + " -s --strict When updating, return non-zero exit value on any parsing error\n" + " --usr Generate in " UDEVLIBEXECDIR " instead of /etc/udev\n" + " -r --root=PATH Alternative root path in the filesystem\n\n" + "Commands:\n" + " update Update the hwdb database\n" + " query MODALIAS Query database and print result\n" + "\nSee the %s for details.\n" + , program_invocation_short_name + , link + ); + + return 0; +} + +static int parse_argv(int argc, char *argv[]) { + enum { + ARG_VERSION = 0x100, + ARG_USR, + }; + + static const struct option options[] = { + { "help", no_argument, NULL, 'h' }, + { "version", no_argument, NULL, ARG_VERSION }, + { "usr", no_argument, NULL, ARG_USR }, + { "strict", no_argument, NULL, 's' }, + { "root", required_argument, NULL, 'r' }, + {} + }; + + int c; + + assert(argc >= 0); + assert(argv); + + while ((c = getopt_long(argc, argv, "ust:r:h", options, NULL)) >= 0) + switch(c) { + + case 'h': + return help(); + + case ARG_VERSION: + return version(); + + case ARG_USR: + arg_hwdb_bin_dir = UDEVLIBEXECDIR; + break; + + case 's': + arg_strict = true; + break; + + case 'r': + arg_root = optarg; + break; + + case '?': + return -EINVAL; + + default: + assert_not_reached("Unknown option"); + } + + return 1; +} + +static int hwdb_main(int argc, char *argv[]) { + static const Verb verbs[] = { + { "update", 1, 1, 0, verb_update }, + { "query", 2, 2, 0, verb_query }, + {}, + }; + + return dispatch_verb(argc, argv, verbs, NULL); +} + +static int run(int argc, char *argv[]) { + int r; + + log_parse_environment(); + log_open(); + + r = parse_argv(argc, argv); + if (r <= 0) + return r; + + mac_selinux_init(); + + return hwdb_main(argc, argv); +} + +DEFINE_MAIN_FUNCTION(run); |