lib-index: Minor code cleanup / commenting.

--HG--
branch : HEAD

diff --git a/src/lib-index/mail-index-sync-update.c b/src/lib-index/mail-index-sync-update.c
index 1a804f9332eba3503b535d8d48d71da523f6fccd..3702995582f172bd6aae6b34bfca9e3bf7f3719a 100644 (file)
--- a/src/lib-index/mail-index-sync-update.c
+++ b/src/lib-index/mail-index-sync-update.c
@@ -283,19 +283,23 @@ static bool sync_update_ignored_change(struct mail_index_sync_map_ctx *ctx)
 {
        struct mail_index_transaction_commit_result *result =
                ctx->view->index->sync_commit_result;
-       uint32_t log_seq;
-       uoff_t log_offset, start_offset;
+       uint32_t prev_log_seq;
+       uoff_t prev_log_offset, trans_start_offset, trans_end_offset;
 
        if (result == NULL)
                return FALSE;
 
+       /* we'll return TRUE if this modseq change was written within the
+          transaction that was just committed */
        mail_transaction_log_view_get_prev_pos(ctx->view->log_view,
-                                              &log_seq, &log_offset);
-       if (log_seq != result->log_file_seq)
+                                              &prev_log_seq, &prev_log_offset);
+       if (prev_log_seq != result->log_file_seq)
                return FALSE;
 
-       start_offset = result->log_file_offset - result->commit_size;
-       if (log_offset < start_offset || log_offset >= result->log_file_offset)
+       trans_end_offset = result->log_file_offset;
+       trans_start_offset = trans_end_offset - result->commit_size;
+       if (prev_log_offset < trans_start_offset ||
+           prev_log_offset >= trans_end_offset)
                return FALSE;
 
        return TRUE;