static int
fts_cmp(const FTSENT **p, const FTSENT **q)
{
int ret;
unsigned short info_p, info_q;
info_p = (*p)->fts_info;
info_q = (*q)->fts_info;
/* error file comes first */
if (info_p == FTS_ERR)
return -1;
else if (info_q == FTS_ERR)
return 1;
else if (info_p == FTS_NS || info_q == FTS_NS) {
if (info_q != FTS_NS)
return -1;
else if (info_p != FTS_NS)
return 1;
ret = cmp_lexico(*p, *q);
/* reverse the order if -r specified */
if (!f_reverse)
return ret;
else
return -ret;
}
/* sort by different options */
if (f_sortmtime)
ret = cmp_time(*p, *q);
else if (f_sortsize)
ret = cmp_size(*p, *q);
else
ret = cmp_lexico(*p, *q);
if (!f_reverse)
return ret;
else
return -ret;
}
const_iterator largest_range() const { return std::max_element( begin(), end(), cmp_size() ); }
/* check filesystem against extra mtree data if available,
* NOT guaranteed to catch db/filesystem discrepencies */
static int check_file_properties(alpm_pkg_t *pkg)
{
char path[PATH_MAX], *rel;
int ret = 0;
size_t space;
struct archive *mtree = alpm_pkg_mtree_open(pkg);
struct archive_entry *entry;
if(!mtree) {
pu_ui_warn("%s: mtree data not available (%s)",
alpm_pkg_get_name(pkg), strerror(errno));
return require_mtree;
}
strncpy(path, alpm_option_get_root(handle), PATH_MAX);
rel = path + strlen(path);
space = PATH_MAX - (rel - path);
while(alpm_pkg_mtree_next(pkg, mtree, &entry) == ARCHIVE_OK) {
const char *ppath = archive_entry_pathname(entry);
const char *fpath;
struct stat buf;
if(strncmp("./", ppath, 2) == 0) { ppath += 2; }
if(strcmp(ppath, ".INSTALL") == 0) {
if((fpath = get_db_path(pkg, "install")) == NULL) {
continue;
}
} else if(strcmp(ppath, ".CHANGELOG") == 0) {
if((fpath = get_db_path(pkg, "changelog")) == NULL) {
continue;
}
} else if(ppath[0] == '.') {
continue;
} else if(skip_noextract && match_noextract(handle, ppath)) {
continue;
} else {
strncpy(rel, ppath, space);
fpath = path;
}
if(lstat(fpath, &buf) != 0) {
if(errno == ENOENT) {
eprintf("%s: '%s' missing file\n", alpm_pkg_get_name(pkg), fpath);
} else {
pu_ui_warn("%s: '%s' read error (%s)",
alpm_pkg_get_name(pkg), fpath, strerror(errno));
}
ret = 1;
continue;
}
if(cmp_type(pkg, fpath, entry, &buf) != 0) { ret = 1; }
if(skip_noupgrade && match_noupgrade(handle, ppath)) { continue; }
if(cmp_mode(pkg, fpath, entry, &buf) != 0) { ret = 1; }
if(cmp_uid(pkg, fpath, entry, &buf) != 0) { ret = 1; }
if(cmp_gid(pkg, fpath, entry, &buf) != 0) { ret = 1; }
if(skip_backups && match_backup(pkg, ppath)) {
continue;
}
if(S_ISLNK(buf.st_mode) && S_ISLNK(archive_entry_mode(entry))) {
if(cmp_target(pkg, fpath, entry) != 0) { ret = 1; }
}
if(!S_ISDIR(buf.st_mode)) {
if(cmp_mtime(pkg, fpath, entry, &buf) != 0) { ret = 1; }
if(!S_ISLNK(buf.st_mode)) {
/* always fails for directories and symlinks */
if(cmp_size(pkg, fpath, entry, &buf) != 0) { ret = 1; }
}
}
}
alpm_pkg_mtree_close(pkg, mtree);
if(!quiet && !ret) {
eprintf("%s: all files match mtree\n", alpm_pkg_get_name(pkg));
}
return ret;
}
