diff options
Diffstat (limited to 'difftool/compare_dir.c')
-rw-r--r-- | difftool/compare_dir.c | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/difftool/compare_dir.c b/difftool/compare_dir.c deleted file mode 100644 index 1a4c800..0000000 --- a/difftool/compare_dir.c +++ /dev/null @@ -1,94 +0,0 @@ -/* SPDX-License-Identifier: GPL-3.0-or-later */ -/* - * compare_dir.c - * - * Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at> - */ -#include "sqfsdiff.h" - -static int print_omitted(sqfsdiff_t *sd, bool is_old, sqfs_tree_node_t *n) -{ - char *path = node_path(n); - - if (path == NULL) - return -1; - - fprintf(stdout, "%c %s\n", is_old ? '<' : '>', path); - - if ((sd->compare_flags & COMPARE_EXTRACT_FILES) && - S_ISREG(n->inode->base.mode)) { - if (extract_files(sd, is_old ? n->inode : NULL, - is_old ? NULL : n->inode, path)) { - free(path); - return -1; - } - } - - free(path); - - for (n = n->children; n != NULL; n = n->next) { - if (print_omitted(sd, is_old, n)) - return -1; - } - - return 0; -} - -int compare_dir_entries(sqfsdiff_t *sd, sqfs_tree_node_t *old, - sqfs_tree_node_t *new) -{ - sqfs_tree_node_t *old_it = old->children, *old_prev = NULL; - sqfs_tree_node_t *new_it = new->children, *new_prev = NULL; - int ret, result = 0; - - while (old_it != NULL || new_it != NULL) { - if (old_it != NULL && new_it != NULL) { - ret = strcmp((const char *)old_it->name, - (const char *)new_it->name); - } else if (old_it == NULL) { - ret = 1; - } else { - ret = -1; - } - - if (ret < 0) { - result = 1; - - if (print_omitted(sd, true, old_it)) - return -1; - - if (old_prev == NULL) { - old->children = old_it->next; - sqfs_dir_tree_destroy(old_it); - old_it = old->children; - } else { - old_prev->next = old_it->next; - sqfs_dir_tree_destroy(old_it); - old_it = old_prev->next; - } - } else if (ret > 0) { - result = 1; - - if (print_omitted(sd, false, new_it)) - return -1; - - if (new_prev == NULL) { - new->children = new_it->next; - sqfs_dir_tree_destroy(new_it); - new_it = new->children; - } else { - new_prev->next = new_it->next; - sqfs_dir_tree_destroy(new_it); - new_it = new_prev->next; - } - } else { - old_prev = old_it; - old_it = old_it->next; - - new_prev = new_it; - new_it = new_it->next; - } - } - - return result; -} |