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authorDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2023-01-31 11:21:30 +0100
committerDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2023-01-31 13:51:49 +0100
commitcdccc69c62579b0c13b35fad0728079652b8f3c9 (patch)
tree9fa54c710f73c5e08a9c8466e7a712eb63ee07ac /lib/fstree/hardlink.c
parent2182129c8f359c4fa1390eaba7a65b595ccd4182 (diff)
Move library source into src sub-directory
Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
Diffstat (limited to 'lib/fstree/hardlink.c')
-rw-r--r--lib/fstree/hardlink.c76
1 files changed, 0 insertions, 76 deletions
diff --git a/lib/fstree/hardlink.c b/lib/fstree/hardlink.c
deleted file mode 100644
index 2165b5f..0000000
--- a/lib/fstree/hardlink.c
+++ /dev/null
@@ -1,76 +0,0 @@
-/* SPDX-License-Identifier: GPL-3.0-or-later */
-/*
- * hardlink.c
- *
- * Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at>
- */
-#include "config.h"
-
-#include "util/util.h"
-#include "fstree.h"
-
-#include <string.h>
-#include <stdlib.h>
-#include <errno.h>
-
-tree_node_t *fstree_add_hard_link(fstree_t *fs, const char *path,
- const char *target)
-{
- struct stat sb;
- tree_node_t *n;
-
- memset(&sb, 0, sizeof(sb));
- sb.st_mode = S_IFLNK | 0777;
-
- n = fstree_add_generic(fs, path, &sb, target);
- if (n != NULL) {
- if (canonicalize_name(n->data.target)) {
- free(n);
- errno = EINVAL;
- return NULL;
- }
-
- n->mode = FSTREE_MODE_HARD_LINK;
- }
-
- return n;
-}
-
-int fstree_resolve_hard_link(fstree_t *fs, tree_node_t *node)
-{
- tree_node_t *start = node;
-
- while (node->mode == FSTREE_MODE_HARD_LINK ||
- node->mode == FSTREE_MODE_HARD_LINK_RESOLVED) {
- if (node->mode == FSTREE_MODE_HARD_LINK_RESOLVED) {
- node = node->data.target_node;
- } else {
- node = fstree_get_node_by_path(fs, fs->root,
- node->data.target,
- false, false);
- if (node == NULL)
- return -1;
- }
-
- if (node == start) {
- errno = EMLINK;
- return -1;
- }
- }
-
- if (S_ISDIR(node->mode)) {
- errno = EPERM;
- return -1;
- }
-
- if (node->link_count == 0xFFFFFFFF) {
- errno = EMLINK;
- return -1;
- }
-
- start->mode = FSTREE_MODE_HARD_LINK_RESOLVED;
- start->data.target_node = node;
-
- node->link_count++;
- return 0;
-}