From c2976cea9bbca465712534b7e523783e2ccc6c6e Mon Sep 17 00:00:00 2001
From: Albert Cervin <albert@acervin.com>
Date: Tue, 7 Feb 2023 14:06:53 +0100
Subject: Fix text to work more like GNU Emacs

This means that empty lines are not added until they have content.
---
 src/buffer.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/buffer.h')

diff --git a/src/buffer.h b/src/buffer.h
index 7a7fb84..afb32b1 100644
--- a/src/buffer.h
+++ b/src/buffer.h
@@ -23,6 +23,10 @@ struct margin {
 typedef void (*line_render_cb)(struct text_chunk *line_data, uint32_t line,
                                struct command_list *commands, void *userdata);
 
+typedef void (*line_render_empty_cb)(uint32_t line,
+                                     struct command_list *commands,
+                                     void *userdata);
+
 /**
  * A line render hook
  *
@@ -30,6 +34,7 @@ typedef void (*line_render_cb)(struct text_chunk *line_data, uint32_t line,
  */
 struct line_render_hook {
   line_render_cb callback;
+  line_render_empty_cb empty_callback;
   void *userdata;
 };
 
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