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+/* yesno.c -- read a yes/no response from stdin
+ Copyright (C) 1990 Free Software Foundation, Inc.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2, or (at your option)
+ any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+#include <stdio.h>
+
+/* Read one line from standard input
+ and return nonzero if that line begins with y or Y,
+ otherwise return 0. */
+
+int
+yesno ()
+{
+ int c;
+ int rv;
+
+ fflush (stderr);
+ c = getchar ();
+ rv = (c == 'y') || (c == 'Y');
+ while (c != EOF && c != '\n')
+ c = getchar ();
+
+ return rv;
+}
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