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58 lines
1.3 KiB
58 lines
1.3 KiB
/*
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util.c - helper functions
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Copyright (C) 2006 Jean Delvare <khali@linux-fr.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301 USA.
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*/
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#include <stdio.h>
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#include "util.h"
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/* Return 1 if we should continue, 0 if we should abort */
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int user_ack(int def)
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{
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char s[2];
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int ret;
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if (!fgets(s, 2, stdin))
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return 0; /* Nack by default */
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switch (s[0]) {
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case 'y':
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case 'Y':
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ret = 1;
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break;
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case 'n':
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case 'N':
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ret = 0;
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break;
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default:
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ret = def;
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}
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/* Flush extra characters */
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while (s[0] != '\n') {
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int c = fgetc(stdin);
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if (c == EOF) {
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ret = 0;
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break;
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}
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s[0] = c;
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}
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return ret;
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}
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