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54 lines
1.4 KiB
C
54 lines
1.4 KiB
C
/* yesno.c -- read a yes/no response from stdin
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Copyright (C) 1990, 1998, 2001, 2003, 2004, 2005 Free Software
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Foundation, Inc.
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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, or (at your option)
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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 Foundation,
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Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
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#if HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include "yesno.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include "getline.h"
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/* Return true if we read an affirmative line from standard input. */
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extern int rpmatch (char const *response);
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bool
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yesno (void)
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{
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char *response = NULL;
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size_t response_size = 0;
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ssize_t response_len = getline (&response, &response_size, stdin);
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bool yes;
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if (response_len <= 0)
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yes = false;
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else
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{
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response[response_len - 1] = '\0';
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yes = (0 < rpmatch (response));
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}
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free (response);
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return yes;
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}
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