From 4721ec22a5e174ffacce53d97972fdc10df1be54 Mon Sep 17 00:00:00 2001
From: lucic71 <lucic71@ctrl-c.club>
Date: Tue, 28 Jun 2022 19:40:51 +0300
Subject: [PATCH] Added screen_delete_line routine

---
 kernel/include/kernel/screen.h | 10 ++++++++++
 kernel/screen/src/screen.c     | 16 ++++++++++++++++
 2 files changed, 26 insertions(+)

diff --git a/kernel/include/kernel/screen.h b/kernel/include/kernel/screen.h
index 10ef1b7..d1e2a60 100644
--- a/kernel/include/kernel/screen.h
+++ b/kernel/include/kernel/screen.h
@@ -32,4 +32,14 @@ size_t screen_write(char *buf, size_t len);
 
 void screen_delete(void);
 
+/*
+ * screen_delete_line:
+ *  Deletes current line and updates the position of the cursor. The cursor
+ *  will be placed at the beginning of the current line after this routine
+ *  ends.
+ *
+ */
+
+void screen_delete_line(void);
+
 #endif
diff --git a/kernel/screen/src/screen.c b/kernel/screen/src/screen.c
index f3aa7e5..3a741cd 100644
--- a/kernel/screen/src/screen.c
+++ b/kernel/screen/src/screen.c
@@ -82,3 +82,19 @@ void screen_delete(void) {
 
 }
 
+/*
+ * screen_delete_line:
+ * -------------------
+ *
+ *  Repeat screen_delete until the whole line is deleted.
+ *
+ */
+
+void screen_delete_line(void) {
+
+    while (screen_column)
+        screen_delete();
+
+}
+
+