fixes updates for win32gui

Changes to be committed:
	modified:   doc/fixes36.0
	modified:   doc/fixes36.1
	modified:   win/win32/mhsplash.c
	modified:   win/win32/mswproc.c

doc/fixes36.0

@@ -1185,6 +1185,7 @@ win32gui: added menu options "Copy ASCII Screenshot To Clipboard" and "Save
 win32gui, win32tty: add support for looking for sysconf in %COMMONPROGRAMFILES%
     first and for user config file in %USERPROFILE% (improves support for
     multi-login Windows environments)
+win32gui: missing sys_early_init() call could result in "rnd(0) attempted" 
 win32tty: support for 'selectsaved' option for menu of existing save files
 	to choose from at game startup
 tty: add window port routines for saving/restoring message history

doc/fixes36.1

@@ -15,7 +15,8 @@ Platform- and/or Interface-Specific Fixes
 -----------------------------------------
 unix/X11: in top level Makefile, some commented out definitions of VARDATND
 	misspelled pilemark.xbm (as pilemark.xpm)
-win32gui: missing sys_early_init() call could result in "rnd(0) attempted"
+win32gui: getversionstring() was overflowing the provided Help About buffer
+win32gui: guard against buffer overflow in in mswin_getlin()
 MacOSX: initial binary release was built from out of date source code that
 	had 'BETA' and 'DEBUG' inappropriately enabled
 X11: core bug for '`' (backtick) command was only noticed by X11 interface,

win/win32/mhsplash.c

@@ -1,4 +1,4 @@
-/* NetHack 3.6	mhsplash.c	$NHDT-Date: 1432512813 2015/05/25 00:13:33 $  $NHDT-Branch: master $:$NHDT-Revision: 1.25 $ */
+/* NetHack 3.6	mhsplash.c	$NHDT-Date: 1449751714 2015/12/10 12:48:34 $  $NHDT-Branch: NetHack-3.6.0 $:$NHDT-Revision: 1.27 $ */
 /* Copyright (C) 2001 by Alex Kompel 	 */
 /* NetHack may be freely redistributed.  See license for details. */
 
@@ -94,11 +94,24 @@ mswin_display_splash_window(BOOL show_ver)
     if (show_ver) {
         /* Show complete version information */
         dlb *f;
+        char verbuf[BUFSZ];
+        int verstrsize = 0;
+ 
+        getversionstring(verbuf);
+        verstrsize = strlen(verbuf);
+        if (verstrsize + strlen("\r\n\r\n") + 1  <  BUFSZ - 1)
+            strcat(verbuf, "\r\n\r\n");
+        verstrsize = strlen(verbuf);
 
-        getversionstring(buf + strsize);
+        if (strsize + verstrsize + 1 > bufsize) {
-        strcat(buf, "\r\n\r\n");
+            bufsize += BUFSZ;
+            buf = realloc(buf, bufsize);
+            if (buf == NULL)
+                panic("out of memory");
+        }
+        strcat(buf, verbuf);
         strsize = strlen(buf);
-
+            
         /* Add compile options */
         f = dlb_fopen(OPTIONS_USED, RDTMODE);
         if (f) {

win/win32/mswproc.c

@@ -1,4 +1,4 @@
-/* NetHack 3.6	mswproc.c	$NHDT-Date: 1449116670 2015/12/03 04:24:30 $  $NHDT-Branch: NetHack-3.6.0 $:$NHDT-Revision: 1.94 $ */
+/* NetHack 3.6	mswproc.c	$NHDT-Date: 1449751720 2015/12/10 12:48:40 $  $NHDT-Branch: NetHack-3.6.0 $:$NHDT-Revision: 1.95 $ */
 /* Copyright (C) 2001 by Alex Kompel 	 */
 /* NetHack may be freely redistributed.  See license for details. */
 
@@ -12,6 +12,7 @@
 #include "func_tab.h" /* for extended commands */
 #include "winMS.h"
 #include <assert.h>
+#include <mmsystem.h>
 #include "mhmap.h"
 #include "mhstatus.h"
 #include "mhtext.h"
@@ -1640,6 +1641,8 @@ mswin_getlin(const char *question, char *input)
                     if (len > 0)
                         len--;
                     input[len] = '\0';
+                } else if (len>=(BUFSZ-1)) {
+                    PlaySound((LPCSTR)SND_ALIAS_SYSTEMEXCLAMATION, NULL, SND_ALIAS_ID|SND_ASYNC);
                 } else {
                     input[len++] = c;
                     input[len] = '\0';