} else {
/* canonicalized path goes outside of
* prefix, keep the original path instead */
- free(u);
- u = orig;
- orig = NULL;
+ free_and_replace(u, orig);
}
} else
free(t);
assert(path);
assert(prefix);
+ /* Returns a pointer to the start of the first component after the parts matched by
+ * the prefix, iff
+ * - both paths are absolute or both paths are relative,
+ * and
+ * - each component in prefix in turn matches a component in path at the same position.
+ * An empty string will be returned when the prefix and path are equivalent.
+ *
+ * Returns NULL otherwise.
+ */
+
if ((path[0] == '/') != (prefix[0] == '/'))
return NULL;
/* Returns true on paths that refer to a device, either in
* sysfs or in /dev */
- return
- path_startswith(path, "/dev/") ||
- path_startswith(path, "/sys/");
+ return path_startswith(path, "/dev/") ||
+ path_startswith(path, "/sys/");
+}
+
+bool is_deviceallow_pattern(const char *path) {
+ return path_startswith(path, "/dev/") ||
+ startswith(path, "block-") ||
+ startswith(path, "char-");
}
-#endif // 0
int systemd_installation_has_version(const char *root, unsigned minimal_version) {
const char *pattern;
return false;
}
+#endif // 0