confirm.c - sbase - suckless unix tools
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       ---
       confirm.c (347B)
       ---
            1 /* See LICENSE file for copyright and license details. */
            2 #include <stdarg.h>
            3 #include <ctype.h>
            4 
            5 #include "../util.h"
            6 
            7 int
            8 confirm(const char *fmt, ...)
            9 {
           10         int c, ans;
           11         va_list ap;
           12 
           13         va_start(ap, fmt);
           14         xvprintf(fmt, ap);
           15         va_end(ap);
           16 
           17         c = getchar();
           18         ans = (c == 'y' || c == 'Y');
           19         while (c != '\n' && c != EOF)
           20                 c = getchar();
           21         return ans;
           22 }