From ac154999f558eb18bf22e5894337cbef1df98293 Mon Sep 17 00:00:00 2001
From: marprok <mariosprokopakis@gmail.com>
Date: Sun, 1 Sep 2019 11:47:35 +0300
Subject: [PATCH] Shell: Added support for ctr-e/a.

By pressing ctr-e/a the cursor goes to the end/beginning of the current line.
---
 Shell/LineEditor.cpp | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/Shell/LineEditor.cpp b/Shell/LineEditor.cpp
index 5c1e6a45da..5e36ca16c5 100644
--- a/Shell/LineEditor.cpp
+++ b/Shell/LineEditor.cpp
@@ -226,6 +226,22 @@ String LineEditor::get_line(const String& prompt)
                 fflush(stdout);
                 continue;
             }
+            if (ch == 0x01) { // ^A
+                if (m_cursor > 0) {
+                    printf("\033[%dD", m_cursor);
+                    fflush(stdout);
+                    m_cursor = 0;
+                }
+                continue;
+            }
+            if (ch == 0x05) { // ^E
+                if (m_cursor < m_buffer.size()) {
+                    printf("\033[%dC", m_buffer.size() - m_cursor);
+                    fflush(stdout);
+                    m_cursor = m_buffer.size();
+                }
+                continue;
+            }
             putchar(ch);
             fflush(stdout);
             if (ch == '\n') {