add_pathspec_matches_against_index(pathspec, seen, i);
return seen;
}
+
+/*
+ * Check the index to see whether path refers to a submodule, or
+ * something inside a submodule. If the former, returns the path with
+ * any trailing slash stripped. If the latter, dies with an error
+ * message.
+ */
+const char *check_path_for_gitlink(const char *path)
+{
+ int i, path_len = strlen(path);
+ for (i = 0; i < active_nr; i++) {
+ struct cache_entry *ce = active_cache[i];
+ if (S_ISGITLINK(ce->ce_mode)) {
+ int ce_len = ce_namelen(ce);
+ if (path_len <= ce_len || path[ce_len] != '/' ||
+ memcmp(ce->name, path, ce_len))
+ /* path does not refer to this
+ * submodule or anything inside it */
+ continue;
+ if (path_len == ce_len + 1) {
+ /* path refers to submodule;
+ * strip trailing slash */
+ return xstrndup(ce->name, ce_len);
+ } else {
+ die (_("Path '%s' is in submodule '%.*s'"),
+ path, ce_len, ce->name);
+ }
+ }
+ }
+ return path;
+}
+
+/*
+ * Dies if the given path refers to a file inside a symlinked
+ * directory in the index.
+ */
+void die_if_path_beyond_symlink(const char *path, const char *prefix)
+{
+ if (has_symlink_leading_path(path, strlen(path))) {
+ int len = prefix ? strlen(prefix) : 0;
+ die(_("'%s' is beyond a symbolic link"), path + len);
+ }
+}