From 1964d19c464d25fb1898a8ea38579f97b36fafd5 Mon Sep 17 00:00:00 2001
From: that <github@that.at>
Date: Thu, 7 Jan 2016 00:41:03 +0100
Subject: gui: add terminal emulator

Emulates enough of a VT-100 to run busybox vi.

Change-Id: I99c829c6c9de2246194ecb8b8b3cdf4ac34a0606
---
 gui/gui.cpp | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'gui/gui.cpp')

diff --git a/gui/gui.cpp b/gui/gui.cpp
index 63baeee92..08178fc17 100644
--- a/gui/gui.cpp
+++ b/gui/gui.cpp
@@ -80,6 +80,9 @@ static float scale_theme_h = 1;
 // Needed by pages.cpp too
 int gGuiRunning = 0;
 
+int g_pty_fd = -1;  // set by terminal on init
+void terminal_pty_read();
+
 static int gRecorder = -1;
 
 extern "C" void gr_write_frame_to_file(int fd);
@@ -640,6 +643,17 @@ static int runPages(const char *page_name, const int stop_on_page_done)
 	for (;;)
 	{
 		loopTimer(input_timeout_ms);
+		if (g_pty_fd > 0) {
+			// TODO: this is not nice, we should have one central select for input, pty, and ors
+			FD_ZERO(&fdset);
+			FD_SET(g_pty_fd, &fdset);
+			timeout.tv_sec = 0;
+			timeout.tv_usec = 1;
+			has_data = select(g_pty_fd+1, &fdset, NULL, NULL, &timeout);
+			if (has_data > 0) {
+				terminal_pty_read();
+			}
+		}
 #ifndef TW_OEM_BUILD
 		if (ors_read_fd > 0 && !orsout) { // orsout is non-NULL if a command is still running
 			FD_ZERO(&fdset);
-- 
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