From c6ff39ccc4e52fb860f2bfe436c5ac1c114aadd7 Mon Sep 17 00:00:00 2001
From: Ron Yorston <rmy@pobox.com>
Date: Mon, 20 Feb 2012 10:41:31 +0000
Subject: Add code to find console dimensions in WIN32

---
 include/mingw.h |  2 ++
 libbb/xfuncs.c  |  4 ++++
 win32/winansi.c | 17 +++++++++++++++++
 3 files changed, 23 insertions(+)

diff --git a/include/mingw.h b/include/mingw.h
index 6fe5d4017..49de6cb5e 100644
--- a/include/mingw.h
+++ b/include/mingw.h
@@ -152,6 +152,8 @@ int winansi_fprintf(FILE *stream, const char *format, ...) __attribute__((format
 #define printf(...) winansi_printf(__VA_ARGS__)
 #define fprintf(...) winansi_fprintf(__VA_ARGS__)
 
+int winansi_get_terminal_width_height(struct winsize *win);
+
 /*
  * stdlib.h
  */
diff --git a/libbb/xfuncs.c b/libbb/xfuncs.c
index a02a504b0..53c48557d 100644
--- a/libbb/xfuncs.c
+++ b/libbb/xfuncs.c
@@ -256,7 +256,11 @@ int FAST_FUNC get_terminal_width_height(int fd, unsigned *width, unsigned *heigh
 	win.ws_col = 0;
 	/* I've seen ioctl returning 0, but row/col is (still?) 0.
 	 * We treat that as an error too.  */
+#if !ENABLE_PLATFORM_MINGW32
 	err = ioctl(fd, TIOCGWINSZ, &win) != 0 || win.ws_row == 0;
+#else
+	err = winansi_get_terminal_width_height(&win) == 0;
+#endif
 	if (height)
 		*height = wh_helper(win.ws_row, 24, "LINES", &err);
 	if (width)
diff --git a/win32/winansi.c b/win32/winansi.c
index 3276913da..7730fd006 100644
--- a/win32/winansi.c
+++ b/win32/winansi.c
@@ -417,3 +417,20 @@ int winansi_printf(const char *format, ...)
 
 	return rv;
 }
+
+int winansi_get_terminal_width_height(struct winsize *win)
+{
+	BOOL ret;
+	CONSOLE_SCREEN_BUFFER_INFO sbi;
+
+	init();
+
+	win->ws_row = 0;
+	win->ws_col = 0;
+	if ((ret=GetConsoleScreenBufferInfo(console, &sbi)) != 0) {
+		win->ws_row = sbi.srWindow.Bottom - sbi.srWindow.Top + 1;
+		win->ws_col = sbi.srWindow.Right - sbi.srWindow.Left + 1;
+	}
+
+	return ret;
+}
-- 
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