From d5b4e7d88159b579fa2261ca5b92eef552b2333e Mon Sep 17 00:00:00 2001
From: yabu76 <yabu76@gmail.com>
Date: Mon, 16 Feb 2026 23:34:09 +0900
Subject: [PATCH] Keep the line input mode prompt on the local screen after
 input

It is for visibility.
Note: This line input mode prompt is not recorded by tio's logging
function.
---
 src/readline.c | 11 +++++++++++
 src/readline.h |  1 +
 src/tty.c      |  1 +
 3 files changed, 13 insertions(+)

diff --git a/src/readline.c b/src/readline.c
index 8742e4c..82696a3 100644
--- a/src/readline.c
+++ b/src/readline.c
@@ -39,6 +39,17 @@ typedef struct readline_s
     int escape;
 } readline_t;
 
+void print_prompt(readline_t *rl)
+{
+    clear_line();
+    printf("%s", rl->prompt);
+    printf("\r"); // Move the cursor back to the beginning
+    for (int i = 0; i < rl->prompt_length; ++i)
+    {
+        printf("\x1b[C"); // Move the cursor right
+    }
+}
+
 void print_line(readline_t *rl)
 {
     clear_line();
diff --git a/src/readline.h b/src/readline.h
index 0c043b7..66ea31e 100644
--- a/src/readline.h
+++ b/src/readline.h
@@ -32,3 +32,4 @@ void readline_set_prompt(readline_t *rl, const char *prompt);
 void readline_prompt_for_input(readline_t *rl);
 void readline_input(readline_t *rl, char input_char);
 char *readline_get(readline_t *rl);
+void print_prompt(readline_t *rl);
diff --git a/src/tty.c b/src/tty.c
index 374a402..3ea425c 100644
--- a/src/tty.c
+++ b/src/tty.c
@@ -3274,6 +3274,7 @@ int tty_connect(void)
                                     {
                                         // Carriage return
                                         readline_input(readline_ctx, input_char);
+                                        print_prompt(readline_ctx);
 
                                         // Write current line to tty device
                                         char *rl_line = readline_get(readline_ctx);