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-From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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-From: Jameson Nash <[email protected]>
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-Date: Sat, 7 Sep 2019 20:45:39 -0400
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-Subject: fsevents: regression in watching /
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-MIME-Version: 1.0
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-Content-Type: text/plain; charset=UTF-8
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-Content-Transfer-Encoding: 8bit
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-
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-This case got lost by accident in
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-https://github.com/libuv/libuv/pull/2082,
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-preventing the realpath `/` from ever matching.
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-
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-Fixes: https://github.com/nodejs/node/issues/28917
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-PR-URL: https://github.com/libuv/libuv/pull/2460
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-Reviewed-By: Ben Noordhuis <[email protected]>
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-Reviewed-By: Saúl Ibarra Corretgé <[email protected]>
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-
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-diff --git a/deps/uv/src/unix/fsevents.c b/deps/uv/src/unix/fsevents.c
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-index ddacda31fef87eee131fc2ee2ff46cc88be429d9..deeaa63d4730de9aa17ee87923acd96d6507a55d 100644
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---- a/deps/uv/src/unix/fsevents.c
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-+++ b/deps/uv/src/unix/fsevents.c
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-@@ -263,10 +263,12 @@ static void uv__fsevents_event_cb(ConstFSEventStreamRef streamRef,
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- if (len < handle->realpath_len)
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- continue;
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-
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-+ /* Make sure that realpath actually named a directory,
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-+ * (unless watching root, which alone keeps a trailing slash on the realpath)
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-+ * or that we matched the whole string */
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- if (handle->realpath_len != len &&
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-+ handle->realpath_len > 1 &&
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- path[handle->realpath_len] != '/')
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-- /* Make sure that realpath actually named a directory,
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-- * or that we matched the whole string */
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- continue;
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-
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- if (memcmp(path, handle->realpath, handle->realpath_len) != 0)
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-diff --git a/deps/uv/test/test-fs-event.c b/deps/uv/test/test-fs-event.c
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-index 4b8bb1ef03e54407cba8eef85179039632cc3f28..7725c3af94edd5d62bb960912262d38aefa6676e 100644
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---- a/deps/uv/test/test-fs-event.c
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-+++ b/deps/uv/test/test-fs-event.c
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-@@ -47,6 +47,7 @@ static const char file_prefix[] = "fsevent-";
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- static const int fs_event_file_count = 16;
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- #if defined(__APPLE__) || defined(_WIN32)
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- static const char file_prefix_in_subdir[] = "subdir";
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-+static int fs_multievent_cb_called;
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- #endif
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- static uv_timer_t timer;
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- static int timer_cb_called;
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-@@ -280,7 +281,7 @@ static void fs_event_cb_dir_multi_file_in_subdir(uv_fs_event_t* handle,
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- if (filename && strcmp(filename, file_prefix_in_subdir) == 0)
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- return;
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- #endif
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-- fs_event_cb_called++;
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-+ fs_multievent_cb_called++;
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- ASSERT(handle == &fs_event);
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- ASSERT(status == 0);
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- ASSERT(events == UV_CHANGE || events == UV_RENAME);
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-@@ -298,7 +299,7 @@ static void fs_event_cb_dir_multi_file_in_subdir(uv_fs_event_t* handle,
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- if (fs_event_created + fs_event_removed == fs_event_file_count) {
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- /* Once we've processed all create events, delete all files */
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- ASSERT(0 == uv_timer_start(&timer, fs_event_unlink_files_in_subdir, 1, 0));
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-- } else if (fs_event_cb_called == 2 * fs_event_file_count) {
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-+ } else if (fs_multievent_cb_called == 2 * fs_event_file_count) {
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- /* Once we've processed all create and delete events, stop watching */
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- uv_close((uv_handle_t*) &timer, close_cb);
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- uv_close((uv_handle_t*) handle, close_cb);
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-@@ -393,6 +394,21 @@ static void timer_cb_watch_twice(uv_timer_t* handle) {
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- uv_close((uv_handle_t*) handle, NULL);
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- }
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-
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-+static void fs_event_cb_close(uv_fs_event_t* handle,
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-+ const char* filename,
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-+ int events,
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-+ int status) {
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-+ ASSERT(status == 0);
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-+
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-+ ASSERT(fs_event_cb_called < 3);
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-+ ++fs_event_cb_called;
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-+
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-+ if (fs_event_cb_called == 3) {
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-+ uv_close((uv_handle_t*) handle, close_cb);
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-+ }
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-+}
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-+
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-+
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- TEST_IMPL(fs_event_watch_dir) {
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- #if defined(NO_FS_EVENTS)
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- RETURN_SKIP(NO_FS_EVENTS);
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-@@ -434,10 +450,12 @@ TEST_IMPL(fs_event_watch_dir) {
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- return 0;
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- }
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-
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-+
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- TEST_IMPL(fs_event_watch_dir_recursive) {
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- #if defined(__APPLE__) || defined(_WIN32)
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- uv_loop_t* loop;
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- int r;
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-+ uv_fs_event_t fs_event_root;
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-
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- /* Setup */
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- loop = uv_default_loop();
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-@@ -451,17 +469,37 @@ TEST_IMPL(fs_event_watch_dir_recursive) {
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-
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- r = uv_fs_event_init(loop, &fs_event);
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- ASSERT(r == 0);
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-- r = uv_fs_event_start(&fs_event, fs_event_cb_dir_multi_file_in_subdir, "watch_dir", UV_FS_EVENT_RECURSIVE);
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-+ r = uv_fs_event_start(&fs_event,
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-+ fs_event_cb_dir_multi_file_in_subdir,
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-+ "watch_dir",
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-+ UV_FS_EVENT_RECURSIVE);
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- ASSERT(r == 0);
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- r = uv_timer_init(loop, &timer);
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- ASSERT(r == 0);
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- r = uv_timer_start(&timer, fs_event_create_files_in_subdir, 100, 0);
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- ASSERT(r == 0);
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-
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-+#ifndef _WIN32
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-+ /* Also try to watch the root directory.
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-+ * This will be noisier, so we're just checking for any couple events to happen. */
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-+ r = uv_fs_event_init(loop, &fs_event_root);
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-+ ASSERT(r == 0);
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-+ r = uv_fs_event_start(&fs_event_root,
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-+ fs_event_cb_close,
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-+ "/",
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-+ UV_FS_EVENT_RECURSIVE);
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-+ ASSERT(r == 0);
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-+#else
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-+ fs_event_cb_called += 3;
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-+ close_cb_called += 1;
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-+ (void)fs_event_root;
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-+#endif
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-+
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- uv_run(loop, UV_RUN_DEFAULT);
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-
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-- ASSERT(fs_event_cb_called == fs_event_created + fs_event_removed);
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-- ASSERT(close_cb_called == 2);
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-+ ASSERT(fs_multievent_cb_called == fs_event_created + fs_event_removed);
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-+ ASSERT(fs_event_cb_called == 3);
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-+ ASSERT(close_cb_called == 3);
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-
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- /* Cleanup */
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- fs_event_unlink_files_in_subdir(NULL);
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-@@ -870,18 +908,6 @@ TEST_IMPL(fs_event_close_with_pending_event) {
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- return 0;
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- }
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-
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--static void fs_event_cb_close(uv_fs_event_t* handle, const char* filename,
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-- int events, int status) {
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-- ASSERT(status == 0);
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--
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-- ASSERT(fs_event_cb_called < 3);
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-- ++fs_event_cb_called;
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--
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-- if (fs_event_cb_called == 3) {
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-- uv_close((uv_handle_t*) handle, close_cb);
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-- }
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--}
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--
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- TEST_IMPL(fs_event_close_in_callback) {
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- #if defined(NO_FS_EVENTS)
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- RETURN_SKIP(NO_FS_EVENTS);
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