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Diffstat (limited to '')
-rw-r--r-- | src/udev/udevadm-hwdb.c | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/src/udev/udevadm-hwdb.c b/src/udev/udevadm-hwdb.c new file mode 100644 index 0000000..7f8960f --- /dev/null +++ b/src/udev/udevadm-hwdb.c @@ -0,0 +1,101 @@ +/* SPDX-License-Identifier: LGPL-2.1+ */ + +#include <getopt.h> + +#include "hwdb-util.h" +#include "udevadm.h" +#include "util.h" + +static const char *arg_test = NULL; +static const char *arg_root = NULL; +static const char *arg_hwdb_bin_dir = NULL; +static bool arg_update = false; +static bool arg_strict = false; + +static int help(void) { + printf("%s hwdb [OPTIONS]\n\n" + " -h --help Print this message\n" + " -V --version Print version of the program\n" + " -u --update Update the hardware database\n" + " -s --strict When updating, return non-zero exit value on any parsing error\n" + " --usr Generate in " UDEVLIBEXECDIR " instead of /etc/udev\n" + " -t --test=MODALIAS Query database and print result\n" + " -r --root=PATH Alternative root path in the filesystem\n\n" + "NOTE:\n" + "The sub-command 'hwdb' is deprecated, and is left for backwards compatibility.\n" + "Please use systemd-hwdb instead.\n" + , program_invocation_short_name); + + return 0; +} + +static int parse_argv(int argc, char *argv[]) { + enum { + ARG_USR = 0x100, + }; + + static const struct option options[] = { + { "update", no_argument, NULL, 'u' }, + { "usr", no_argument, NULL, ARG_USR }, + { "strict", no_argument, NULL, 's' }, + { "test", required_argument, NULL, 't' }, + { "root", required_argument, NULL, 'r' }, + { "version", no_argument, NULL, 'V' }, + { "help", no_argument, NULL, 'h' }, + {} + }; + + int c; + + while ((c = getopt_long(argc, argv, "ust:r:Vh", options, NULL)) >= 0) + switch(c) { + case 'u': + arg_update = true; + break; + case ARG_USR: + arg_hwdb_bin_dir = UDEVLIBEXECDIR; + break; + case 's': + arg_strict = true; + break; + case 't': + arg_test = optarg; + break; + case 'r': + arg_root = optarg; + break; + case 'V': + return print_version(); + case 'h': + return help(); + case '?': + return -EINVAL; + default: + assert_not_reached("Unknown option"); + } + + return 1; +} + +int hwdb_main(int argc, char *argv[], void *userdata) { + int r; + + r = parse_argv(argc, argv); + if (r <= 0) + return r; + + if (!arg_update && !arg_test) + return log_error_errno(SYNTHETIC_ERRNO(EINVAL), + "Either --update or --test must be used."); + + if (arg_update) { + r = hwdb_update(arg_root, arg_hwdb_bin_dir, arg_strict, true); + if (r < 0) + return r; + } + + if (arg_test) + return hwdb_query(arg_test); + + return 0; +} |