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udev hwdb: Support shipping pre-compiled database in system images
[elogind.git]
/
src
/
udev
/
udevadm-hwdb.c
diff --git
a/src/udev/udevadm-hwdb.c
b/src/udev/udevadm-hwdb.c
index 64273fbe8d4a58af11905965c0dabd6ff887984e..3ca755e2ed17078a7650104634f90eda3fd81118 100644
(file)
--- a/
src/udev/udevadm-hwdb.c
+++ b/
src/udev/udevadm-hwdb.c
@@
-536,14
+536,20
@@
static int import_file(struct udev *udev, struct trie *trie, const char *filenam
static void help(void) {
printf("Usage: udevadm hwdb OPTIONS\n"
" -u,--update update the hardware database\n"
static void help(void) {
printf("Usage: udevadm hwdb OPTIONS\n"
" -u,--update update the hardware database\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"
" -h,--help\n\n");
}
static int adm_hwdb(struct udev *udev, int argc, char *argv[]) {
" -t,--test=MODALIAS query database and print result\n"
" -r,--root=PATH alternative root path in the filesystem\n"
" -h,--help\n\n");
}
static int adm_hwdb(struct udev *udev, int argc, char *argv[]) {
+ enum {
+ ARG_USR = 0x100,
+ };
+
static const struct option options[] = {
{ "update", no_argument, NULL, 'u' },
static const struct option options[] = {
{ "update", no_argument, NULL, 'u' },
+ { "usr", no_argument, NULL, ARG_USR },
{ "test", required_argument, NULL, 't' },
{ "root", required_argument, NULL, 'r' },
{ "help", no_argument, NULL, 'h' },
{ "test", required_argument, NULL, 't' },
{ "root", required_argument, NULL, 'r' },
{ "help", no_argument, NULL, 'h' },
@@
-551,6
+557,7
@@
static int adm_hwdb(struct udev *udev, int argc, char *argv[]) {
};
const char *test = NULL;
const char *root = "";
};
const char *test = NULL;
const char *root = "";
+ const char *hwdb_bin_dir = "/etc/udev";
bool update = false;
struct trie *trie = NULL;
int err, c;
bool update = false;
struct trie *trie = NULL;
int err, c;
@@
-561,6
+568,9
@@
static int adm_hwdb(struct udev *udev, int argc, char *argv[]) {
case 'u':
update = true;
break;
case 'u':
update = true;
break;
+ case ARG_USR:
+ hwdb_bin_dir = UDEVLIBEXECDIR;
+ break;
case 't':
test = optarg;
break;
case 't':
test = optarg;
break;
@@
-634,7
+644,8
@@
static int adm_hwdb(struct udev *udev, int argc, char *argv[]) {
log_debug("strings dedup'ed: %8zu bytes (%8zu)",
trie->strings->dedup_len, trie->strings->dedup_count);
log_debug("strings dedup'ed: %8zu bytes (%8zu)",
trie->strings->dedup_len, trie->strings->dedup_count);
- if (asprintf(&hwdb_bin, "%s/etc/udev/hwdb.bin", root) < 0) {
+ hwdb_bin = strjoin(root, "/", hwdb_bin_dir, "/hwdb.bin", NULL);
+ if (!hwdb_bin) {
rc = EXIT_FAILURE;
goto out;
}
rc = EXIT_FAILURE;
goto out;
}