int main(int argc, char *argv[])
{
struct libmnt_context *cxt;
int rc;
mnt_init_debug(0);
cxt = mnt_new_context();
if (!cxt) {
nfs_error(_("Can't initilize libmount: %s"),
strerror(errno));
rc = EX_FAIL;
goto done;
}
progname = basename(argv[0]);
nfs_mount_data_version = discover_nfs_mount_data_version(&string);
if(strncmp(progname, "umount", 6) == 0)
rc = umount_main(cxt, argc, argv);
else
rc = mount_main(cxt, argc, argv);
done:
mnt_free_context(cxt);
return rc;
}
int main (int argc, char *argv[])
{
struct libmnt_fs *fs;
struct libmnt_table *tab;
mnt_init_debug(0xffff);
tab = mnt_new_table_from_file("/proc/self/mounts");
fs = mnt_table_find_target(tab, argv[2], MNT_ITER_BACKWARD);
char *source = mnt_fs_get_source(fs);
if (strcmp(source, argv[1]) == 0)
printf("is mounted\n");
else
printf("could not find fs in tab\n");
mnt_free_table(tab);
#if 0
int rc;
struct libmnt_fs *fs;
struct libmnt_context *cxt = mnt_new_context();
mnt_init_debug(0xffff);
mnt_context_set_source(cxt, argv[1]);
mnt_context_set_target(cxt, argv[2]);
fs = mnt_context_get_fs(cxt);
if (fs != NULL)
{
if (mnt_context_is_fs_mounted(cxt, fs, &rc))
rc = 1;
else
printf("can't find fs in mtab\n");
}
else
printf("Can't get fs from mnt context\n");
mnt_free_context(cxt);
#endif
return 0;
}
static int get_debugfs(char **path)
{
struct libmnt_context *cxt;
struct libmnt_table *tb;
struct libmnt_iter *itr = NULL;
struct libmnt_fs *fs;
int found = 0, ret;
cxt = mnt_new_context();
if (!cxt)
err(EXIT_FAILURE, "libmount context allocation failed");
itr = mnt_new_iter(MNT_ITER_FORWARD);
if (!itr)
err(EXIT_FAILURE, "failed to initialize libmount iterator");
if (mnt_context_get_mtab(cxt, &tb))
err(EXIT_FAILURE, "failed to read mtab");
while (mnt_table_next_fs(tb, itr, &fs) == 0) {
const char *type = mnt_fs_get_fstype(fs);
if (!strcmp(type, "debugfs")) {
found = 1;
break;
}
}
if (found) {
ret = asprintf(path, "%s/gpio", mnt_fs_get_target(fs));
if (ret < 0)
err(EXIT_FAILURE, "failed to format string");
}
mnt_free_iter(itr);
mnt_free_context(cxt);
if (!found)
return -1;
return 0;
}
