-/*
- * Return the realpath(3) of the path even if the last directory token does not
- * exist. For example, with /tmp/test1/test2, if test2/ does not exist but the
- * /tmp/test1 does, the real path is returned. In normal time, realpath(3)
- * fails if the end point directory does not exist.
- */
-static
-char *expand_full_path(const char *path)
-{
- const char *end_path = path;
- char *next, *cut_path, *expanded_path, *respath;
-
- /* Find last token delimited by '/' */
- while ((next = strpbrk(end_path + 1, "/"))) {
- end_path = next;
- }
-
- /* Cut last token from original path */
- cut_path = strndup(path, end_path - path);
-
- expanded_path = malloc(PATH_MAX);
- if (expanded_path == NULL) {
- respath = NULL;
- goto end;
- }
-
- respath = realpath(cut_path, expanded_path);
- if (respath == NULL) {
- switch (errno) {
- case ENOENT:
- ERR("%s: No such file or directory", cut_path);
- break;
- default:
- PERROR("realpath");
- break;
- }
- free(expanded_path);
- } else {
- /* Add end part to expanded path */
- strcat(respath, end_path);
- }
-end:
- free(cut_path);
- return respath;
-}
-
-