From 6804d2324ff2524cdf9ac013cb2b6b72c2295117 Mon Sep 17 00:00:00 2001 From: Rob Landley Date: Tue, 5 Aug 2014 19:41:36 -0500 Subject: find.c: Posix wants loop detection. --- toys/posix/find.c | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'toys/posix/find.c') diff --git a/toys/posix/find.c b/toys/posix/find.c index b1aa6845..0ea5271e 100644 --- a/toys/posix/find.c +++ b/toys/posix/find.c @@ -189,7 +189,17 @@ static int do_find(struct dirtree *new) } if (S_ISDIR(new->st.st_mode)) { if (!new->again) { + struct dirtree *n; + if (TT.depth) return recurse; + for (n = new->parent; n; n = n->parent) { + if (n->st.st_ino==new->st.st_ino && n->st.st_dev==new->st.st_dev) { + error_msg("'%s': loop detected", s = dirtree_path(new, 0)); + free(s); + + return 0; + } + } } else { struct double_list *dl; -- cgit v1.2.3