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bug#8596: 24.0.50; crash when use C-x 5 2 with emacs -nw -Q
From: |
Juanma Barranquero |
Subject: |
bug#8596: 24.0.50; crash when use C-x 5 2 with emacs -nw -Q |
Date: |
Sat, 30 Apr 2011 23:30:57 +0200 |
On Sat, Apr 30, 2011 at 22:32, Eli Zaretskii <eliz@gnu.org> wrote:
> I think this happens because w32 lacks a proper implementation of
> get_tty_size.
That's not hard to fix, is it?
But, I cannot find the oldest Windows release supporting
GetConsoleScreenBufferInfo. Most online references do not go farther
than the oldest supported release, Windows 2K.
Juanma
=== modified file 'src/sysdep.c'
--- src/sysdep.c 2011-04-26 06:17:52 +0000
+++ src/sysdep.c 2011-04-30 21:23:28 +0000
@@ -1138,6 +1138,16 @@
}
#else
+#ifdef WINDOWSNT
+ CONSOLE_SCREEN_BUFFER_INFO info;
+ if (GetConsoleScreenBufferInfo (GetStdHandle (STD_OUTPUT_HANDLE), &info))
+ {
+ *widthp = info.srWindow.Right - info.srWindow.Left + 1;
+ *heightp = info.srWindow.Bottom - info.srWindow.Top + 1;
+ }
+ else
+ * widthp = *heightp = 0;
+#else
#ifdef MSDOS
*widthp = ScreenCols ();
*heightp = ScreenRows ();
@@ -1145,6 +1155,7 @@
*widthp = 0;
*heightp = 0;
#endif
+#endif /* not WINDOWSNT */
#endif /* not SunOS-style */
#endif /* not BSD-style */
}