From b371169dc96da74912a4b63d9a498ba5b5a72c80 Mon Sep 17 00:00:00 2001
From: tychovrahe <brunam@seznam.cz>
Date: Thu, 20 Mar 2025 15:01:48 +0100
Subject: [PATCH] fixup! refactor(core/prodtest): make cli non-blocking,
 event-loop compatible

---
 core/embed/rtl/cli.c         | 11 +++++++++--
 core/embed/rtl/inc/rtl/cli.h |  3 +++
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/core/embed/rtl/cli.c b/core/embed/rtl/cli.c
index 079b0b0a48..7a0348c0d1 100644
--- a/core/embed/rtl/cli.c
+++ b/core/embed/rtl/cli.c
@@ -541,6 +541,11 @@ bool cli_get_event(cli_t* cli, cli_event_t* event) {
     return false;
   }
 
+  if (cli->cmd_active) {
+    // Some command is already active or waiting for processing
+    return false;
+  }
+
   // Read the next line
   int res = cli_process_char(cli);
 
@@ -599,8 +604,7 @@ bool cli_get_event(cli_t* cli, cli_event_t* event) {
 
   event->type = CLI_EVENT_COMMAND_RECEIVED;
   event->data.command_received.command = cmd;
-
-  cli_clear_line(cli);
+  cli->cmd_active = true;
   return true;
 
 cleanup:
@@ -632,6 +636,9 @@ void cli_process_command(cli_t* cli, const cli_command_t* cmd) {
     // Print the prompt
     cli_printf(cli, "> ");
   }
+
+  cli->cmd_active = false;
+  cli_clear_line(cli);
 }
 
 // Return position of the argument with the given name in
diff --git a/core/embed/rtl/inc/rtl/cli.h b/core/embed/rtl/inc/rtl/cli.h
index 0af359a733..1796c01318 100644
--- a/core/embed/rtl/inc/rtl/cli.h
+++ b/core/embed/rtl/inc/rtl/cli.h
@@ -98,6 +98,9 @@ struct cli {
   int hist_idx;
   int hist_prefix;
 
+  // Command active flag
+  bool cmd_active;  // true if the command is pending or being processed
+
   // Command name (pointer to the line buffer)
   const char* cmd_name;
   // Number of parsed arguments