void fill_stat_cache_info(struct index_state *istate, struct cache_entry *ce, struct stat *st);
+/*
+ * Fill members of st by members of sd enough to convince match_stat()
+ * to consider that they match. It should be usable as a replacement
+ * for lstat() for a tracked path that is known to be up-to-date via
+ * some out-of-line means (like fsmonitor).
+ */
+int fake_lstat(const struct cache_entry *ce, struct stat *st);
+
#define REFRESH_REALLY (1 << 0) /* ignore_valid */
#define REFRESH_UNMERGED (1 << 1) /* allow unmerged */
#define REFRESH_QUIET (1 << 2) /* be quiet about it */
}
}
+static unsigned int st_mode_from_ce(const struct cache_entry *ce)
+{
+ extern int trust_executable_bit, has_symlinks;
+
+ switch (ce->ce_mode & S_IFMT) {
+ case S_IFLNK:
+ return has_symlinks ? S_IFLNK : (S_IFREG | 0644);
+ case S_IFREG:
+ return (ce->ce_mode & (trust_executable_bit ? 0755 : 0644)) | S_IFREG;
+ case S_IFGITLINK:
+ return S_IFDIR | 0755;
+ case S_IFDIR:
+ return ce->ce_mode;
+ default:
+ BUG("unsupported ce_mode: %o", ce->ce_mode);
+ }
+}
+
+int fake_lstat(const struct cache_entry *ce, struct stat *st)
+{
+ fake_lstat_data(&ce->ce_stat_data, st);
+ st->st_mode = st_mode_from_ce(ce);
+
+ /* always succeed as lstat() replacement */
+ return 0;
+}
+
static int ce_compare_data(struct index_state *istate,
const struct cache_entry *ce,
struct stat *st)
sd->sd_size = st->st_size;
}
+static void set_times(struct stat *st, const struct stat_data *sd)
+{
+ st->st_ctime = sd->sd_ctime.sec;
+ st->st_mtime = sd->sd_mtime.sec;
+#ifdef NO_NSEC
+ ; /* nothing */
+#else
+#ifdef USE_ST_TIMESPEC
+ st->st_ctimespec.tv_nsec = sd->sd_ctime.nsec;
+ st->st_mtimespec.tv_nsec = sd->sd_mtime.nsec;
+#else
+ st->st_ctim.tv_nsec = sd->sd_ctime.nsec;
+ st->st_mtim.tv_nsec = sd->sd_mtime.nsec;
+#endif
+#endif
+}
+
+void fake_lstat_data(const struct stat_data *sd, struct stat *st)
+{
+ set_times(st, sd);
+ st->st_dev = sd->sd_dev;
+ st->st_ino = sd->sd_ino;
+ st->st_uid = sd->sd_uid;
+ st->st_gid = sd->sd_gid;
+ st->st_size = sd->sd_size;
+}
+
int match_stat_data(const struct stat_data *sd, struct stat *st)
{
int changed = 0;
*/
void fill_stat_data(struct stat_data *sd, struct stat *st);
+/*
+ * The inverse of the above. When we know the cache_entry that
+ * contains sd is up-to-date, but still need to pretend we called
+ * lstat() to learn that fact, this function fills "st" enough to
+ * fool ie_match_stat().
+ */
+void fake_lstat_data(const struct stat_data *sd, struct stat *st);
+
/*
* Return 0 if st is consistent with a file not having been changed
* since sd was filled. If there are differences, return a