fsmonitor: allow all entries for a folder to be invalidated
Allow fsmonitor to report directory changes by reporting paths with a trailing slash. Signed-off-by: Jeff Hostetler <jeffhost@microsoft.com> Signed-off-by: Kevin Willford <Kevin.Willford@microsoft.com> Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Reviewed-by: Taylor Blau <me@ttaylorr.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Kevin Willford committed
Feb 3, 2021 at 15:34 UTC
ff03836b9d696617d699da2e4108057f9a48b9ef
1 file changed
+26
-5
fsmonitor.c
+26
-5
index 3105dc370a..64deeda597 100644
--- a/fsmonitor.c
+++ b/fsmonitor.c
@@ -190,13 +190,34 @@ int fsmonitor_is_trivial_response(const struct strbuf *query_result)
return is_trivial;
}
-static void fsmonitor_refresh_callback(struct index_state *istate, const char *name)
+static void fsmonitor_refresh_callback(struct index_state *istate, char *name)
{
- int pos = index_name_pos(istate, name, strlen(name));
+ int i, len = strlen(name);
+ if (name[len - 1] == '/') {
+
+ /*
+ * TODO We should binary search to find the first path with
+ * TODO this directory prefix. Then linearly update entries
+ * TODO while the prefix matches. Taking care to search without
+ * TODO the trailing slash -- because '/' sorts after a few
+ * TODO interesting special chars, like '.' and ' '.
+ */
+
+ /* Mark all entries for the folder invalid */
+ for (i = 0; i < istate->cache_nr; i++) {
+ if (istate->cache[i]->ce_flags & CE_FSMONITOR_VALID &&
+ starts_with(istate->cache[i]->name, name))
+ istate->cache[i]->ce_flags &= ~CE_FSMONITOR_VALID;
+ }
+ /* Need to remove the / from the path for the untracked cache */
+ name[len - 1] = '\0';
+ } else {
+ int pos = index_name_pos(istate, name, strlen(name));
- if (pos >= 0) {
- struct cache_entry *ce = istate->cache[pos];
- ce->ce_flags &= ~CE_FSMONITOR_VALID;
+ if (pos >= 0) {
+ struct cache_entry *ce = istate->cache[pos];
+ ce->ce_flags &= ~CE_FSMONITOR_VALID;
+ }
}
/*