INT64_T chirp_multi_readlink(const char *volume, const char *path, char *buf, INT64_T length, time_t stoptime)
{
char lpath[CHIRP_PATH_MAX];
if(chirp_multi_lpath(volume, path, lpath, stoptime)) {
return chirp_reli_readlink(current_volume->host, lpath, buf, length, stoptime);
} else {
return -1;
}
}
static INT64_T do_get_one_link(const char *hostport, const char *source_file, const char *target_file, time_t stoptime)
{
char linkdata[CHIRP_PATH_MAX];
INT64_T result;
result = chirp_reli_readlink(hostport, source_file, linkdata, sizeof(linkdata), stoptime);
if(result >= 0) {
linkdata[result] = 0;
unlink(target_file);
result = symlink(linkdata, target_file);
if(result >= 0)
result = 0;
}
return result;
}
INT64_T chirp_global_readlink(const char *host, const char *path, char *buf, INT64_T length, time_t stoptime)
{
if(is_multi_path(host)) {
char mhost[CHIRP_PATH_MAX];
char mpath[CHIRP_PATH_MAX];
parse_multi_path(path, mhost, mpath);
return chirp_multi_readlink(mhost, mpath, buf, length, stoptime);
} else if(not_empty(path)) {
return chirp_reli_readlink(host, path, buf, length, stoptime);
} else if(not_empty(host)) {
if(server_lookup(host, stoptime)) {
errno = EINVAL;
return -1;
} else {
errno = ENOENT;
return -1;
}
} else {
errno = EINVAL;
return -1;
}
}
