fill_stat_cache_info(): prepare for an fsmonitor fix

We will need to pass down the `struct index_state` to
`mark_fsmonitor_valid()` for an upcoming bug fix, and this here function
calls that there function, so we need to extend the signature of
`fill_stat_cache_info()` first.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>

apply.c

@@ -4316,7 +4316,7 @@ static int add_index_file(struct apply_state *state,
 						     "created file '%s'"),
 						   path);
 			}
-			fill_stat_cache_info(ce, &st);
+			fill_stat_cache_info(state->repo->index, ce, &st);
 		}
 		if (write_object_file(buf, size, blob_type, &ce->oid) < 0) {
 			discard_cache_entry(ce);

builtin/update-index.c

@@ -280,7 +280,7 @@ static int add_one_path(const struct cache_entry *old, const char *path, int len
 	memcpy(ce->name, path, len);
 	ce->ce_flags = create_ce_flags(0);
 	ce->ce_namelen = len;
-	fill_stat_cache_info(ce, st);
+	fill_stat_cache_info(&the_index, ce, st);
 	ce->ce_mode = ce_mode_from_stat(old, st->st_mode);
 
 	if (index_path(&the_index, &ce->oid, path, st,

cache.h

@@ -823,7 +823,7 @@ extern int match_stat_data(const struct stat_data *sd, struct stat *st);
 extern int match_stat_data_racy(const struct index_state *istate,
 				const struct stat_data *sd, struct stat *st);
 
-extern void fill_stat_cache_info(struct cache_entry *ce, struct stat *st);
+extern void fill_stat_cache_info(struct index_state *istate, struct cache_entry *ce, struct stat *st);
 
 #define REFRESH_REALLY		0x0001	/* ignore_valid */
 #define REFRESH_UNMERGED	0x0002	/* allow unmerged */

entry.c

@@ -376,7 +376,7 @@ static int write_entry(struct cache_entry *ce,
 			if (lstat(ce->name, &st) < 0)
 				return error_errno("unable to stat just-written file %s",
 						   ce->name);
-		fill_stat_cache_info(ce, &st);
+		fill_stat_cache_info(state->istate, ce, &st);
 		ce->ce_flags |= CE_UPDATE_IN_BASE;
 		mark_fsmonitor_invalid(state->istate, ce);
 		state->istate->cache_changed |= CE_ENTRY_CHANGED;

read-cache.c

@@ -194,7 +194,7 @@ int match_stat_data(const struct stat_data *sd, struct stat *st)
  * cache, ie the parts that aren't tracked by GIT, and only used
  * to validate the cache.
  */
-void fill_stat_cache_info(struct cache_entry *ce, struct stat *st)
+void fill_stat_cache_info(struct index_state *istate, struct cache_entry *ce, struct stat *st)
 {
 	fill_stat_data(&ce->ce_stat_data, st);
 
@@ -718,7 +718,7 @@ int add_to_index(struct index_state *istate, const char *path, struct stat *st,
 	memcpy(ce->name, path, namelen);
 	ce->ce_namelen = namelen;
 	if (!intent_only)
-		fill_stat_cache_info(ce, st);
+		fill_stat_cache_info(istate, ce, st);
 	else
 		ce->ce_flags |= CE_INTENT_TO_ADD;
 
@@ -1437,7 +1437,7 @@ static struct cache_entry *refresh_cache_ent(struct index_state *istate,
 	updated = make_empty_cache_entry(istate, ce_namelen(ce));
 	copy_cache_entry(updated, ce);
 	memcpy(updated->name, ce->name, ce->ce_namelen + 1);
-	fill_stat_cache_info(updated, &st);
+	fill_stat_cache_info(istate, updated, &st);
 	/*
 	 * If ignore_valid is not set, we should leave CE_VALID bit
 	 * alone.  Otherwise, paths marked with --no-assume-unchanged