From 5a5d254ecb352ebd9743696794a98725c8bf3a36 Mon Sep 17 00:00:00 2001
From: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Date: Sat, 11 Sep 2010 17:51:58 +1000
Subject: win32: reimplement read_key() to read Windows console

---
 win32/termios.c | 27 ++++++++++++++++++++++++++-
 1 file changed, 26 insertions(+), 1 deletion(-)

(limited to 'win32')

diff --git a/win32/termios.c b/win32/termios.c
index 0aba48546..6d85ff98e 100644
--- a/win32/termios.c
+++ b/win32/termios.c
@@ -1,4 +1,4 @@
-#include "busybox.h"
+#include "libbb.h"
 
 int tcsetattr(int fd UNUSED_PARAM, int mode UNUSED_PARAM,  const struct termios *t UNUSED_PARAM)
 {
@@ -9,3 +9,28 @@ int tcgetattr(int fd UNUSED_PARAM, struct termios *t UNUSED_PARAM)
 {
 	return -1;
 }
+
+int64_t FAST_FUNC read_key(int fd, char *buf, int timeout UNUSED_PARAM)
+{
+	static int initialized = 0;
+	HANDLE cin = GetStdHandle(STD_INPUT_HANDLE);
+	INPUT_RECORD record;
+	DWORD nevent_out;
+
+	if (fd != 0)
+		bb_error_msg_and_die("read_key only works on stdin");
+	if (cin == INVALID_HANDLE_VALUE)
+		return -1;
+	if (!initialized) {
+		SetConsoleMode(cin, ENABLE_ECHO_INPUT);
+		initialized = 1;
+	}
+
+	while (1) {
+		if (!ReadConsoleInput(cin, &record, 1, &nevent_out))
+			return -1;
+		if (record.EventType != KEY_EVENT || !record.Event.KeyEvent.bKeyDown)
+			continue;
+		return record.Event.KeyEvent.uChar.AsciiChar;
+	}
+}
-- 
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