From d743aff4bc09b866b9fbe4ed06ba24ddc52e2481 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Wed, 17 Mar 2021 22:02:47 +0530
Subject: [PATCH] Make the code to copy lines into linebufs general

---
 kitty/line-buf.c | 6 +++---
 kitty/lineops.h  | 2 +-
 kitty/screen.c   | 2 +-
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/kitty/line-buf.c b/kitty/line-buf.c
index 67ef730ac..e31d2d111 100644
--- a/kitty/line-buf.c
+++ b/kitty/line-buf.c
@@ -406,10 +406,10 @@ delete_lines(LineBuf *self, PyObject *args) {
 }
 
 void
-linebuf_add_line_to_top(LineBuf *self, Line *line) {
-    init_line(self, self->line, self->line_map[0]);
+linebuf_copy_line_to(LineBuf *self, Line *line, index_type where) {
+    init_line(self, self->line, self->line_map[where]);
     copy_line(line, self->line);
-    self->line_attrs[0] = TEXT_DIRTY_MASK | (line->continued ? CONTINUED_MASK : 0);
+    self->line_attrs[where] = TEXT_DIRTY_MASK | (line->continued ? CONTINUED_MASK : 0);
 }
 
 static PyObject*
diff --git a/kitty/lineops.h b/kitty/lineops.h
index 7e81c2bf2..2481f1cb4 100644
--- a/kitty/lineops.h
+++ b/kitty/lineops.h
@@ -94,7 +94,7 @@ void linebuf_clear_line(LineBuf *self, index_type y);
 unsigned int linebuf_continued_lines_count(const LineBuf *, const index_type);
 void linebuf_insert_lines(LineBuf *self, unsigned int num, unsigned int y, unsigned int bottom);
 void linebuf_delete_lines(LineBuf *self, index_type num, index_type y, index_type bottom);
-void linebuf_add_line_to_top(LineBuf *, Line *);
+void linebuf_copy_line_to(LineBuf *, Line *, index_type);
 void linebuf_set_attribute(LineBuf *, unsigned int , unsigned int );
 void linebuf_rewrap(LineBuf *self, LineBuf *other, index_type *, index_type *, HistoryBuf *, index_type *, index_type *, ANSIBuf*);
 void linebuf_mark_line_dirty(LineBuf *self, index_type y);
diff --git a/kitty/screen.c b/kitty/screen.c
index b5bf807e4..d88b6b92f 100644
--- a/kitty/screen.c
+++ b/kitty/screen.c
@@ -329,7 +329,7 @@ screen_resize(Screen *self, unsigned int lines, unsigned int columns) {
         while (lines_to_fill-- > 0) {
             if (!historybuf_pop_line(self->historybuf, self->alt_linebuf->line)) break;
             INDEX_DOWN;
-            linebuf_add_line_to_top(self->main_linebuf, self->alt_linebuf->line);
+            linebuf_copy_line_to(self->main_linebuf, self->alt_linebuf->line, 0);
         }
     }
     return true;