lib-storage: Preserve box-name header when rebuilding index.

diff --git a/src/lib-storage/index/index-rebuild.c b/src/lib-storage/index/index-rebuild.c
index 10d1e995c98a8f6554d30afdbe8364b650fc440a..be093a4808058803f42f002ef80c6e9b172b1ac8 100644 (file)
--- a/src/lib-storage/index/index-rebuild.c
+++ b/src/lib-storage/index/index-rebuild.c
@@ -144,6 +144,25 @@ index_rebuild_header(struct index_rebuild_context *ctx,
        mail_index_view_close(&trans_view);
 }
 
+static void
+index_rebuild_box_name_header(struct index_rebuild_context *ctx)
+{
+       const void *name_hdr;
+       size_t name_hdr_size;
+
+       mail_index_get_header_ext(ctx->view, ctx->box->box_name_hdr_ext_id,
+                                 &name_hdr, &name_hdr_size);
+       if (name_hdr_size == 0 && ctx->backup_view != NULL) {
+               mail_index_get_header_ext(ctx->backup_view,
+                                         ctx->box->box_name_hdr_ext_id,
+                                         &name_hdr, &name_hdr_size);
+       }
+       if (name_hdr_size == 0)
+               return;
+       mail_index_update_header_ext(ctx->trans, ctx->box->box_name_hdr_ext_id,
+                                    0, name_hdr, name_hdr_size);
+}
+
 struct index_rebuild_context *
 index_index_rebuild_init(struct mailbox *box, struct mail_index_view *view,
                         struct mail_index_transaction *trans)
@@ -200,6 +219,7 @@ void index_index_rebuild_deinit(struct index_rebuild_context **_ctx,
                mail_cache_compress_unlock(&lock);
        }
        index_rebuild_header(ctx, cb);
+       index_rebuild_box_name_header(ctx);
        if (ctx->backup_index != NULL) {
                mail_index_view_close(&ctx->backup_view);
                mail_index_close(ctx->backup_index);