From cb10d10fd8e61094638960ecd9db687ee859cab8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Ekl=C3=B6f?= <daniel@ekloef.se>
Date: Thu, 4 Jul 2019 19:23:25 +0200
Subject: [PATCH] vt: implement save/restore cursor+attributes

---
 terminal.h |  1 +
 vt.c       | 10 ++++++++++
 2 files changed, 11 insertions(+)

diff --git a/terminal.h b/terminal.h
index 71b59e4d..9349de01 100644
--- a/terminal.h
+++ b/terminal.h
@@ -102,6 +102,7 @@ struct vt {
         int left;
     } utf8;
     struct attributes attrs;
+    struct attributes saved_attrs;
     bool dim;
 };
 
diff --git a/vt.c b/vt.c
index a427f67b..0c2cd1c7 100644
--- a/vt.c
+++ b/vt.c
@@ -567,6 +567,16 @@ esc_dispatch(struct terminal *term, uint8_t final)
 #endif
 
     switch (final) {
+    case '7':
+        term->saved_cursor = term->cursor;
+        term->vt.saved_attrs = term->vt.attrs;
+        break;
+
+    case '8':
+        term->cursor = term->saved_cursor;
+        term->vt.attrs = term->vt.saved_attrs;
+        break;
+
     case 'B': {
         /* Configure G0-G3 to use ASCII */
         char param = term->vt.params.idx > 0 ? term->vt.params.v[0].value : '(';