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/* yesno.c - Yes/No questions
* Copyright (C) 1998, 1999, 2000, 2001, 2003 Free Software Foundation, Inc.
*
* This file is part of GnuPG.
*
* GnuPG 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 of the License, or
* (at your option) any later version.
*
* GnuPG 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#include <config.h>
#include <stdlib.h>
#include <errno.h>
#include "i18n.h"
#include "util.h"
int
answer_is_yes_no_default( const char *s, int def_answer )
{
const char *long_yes = _("yes");
const char *short_yes = _("yY");
const char *long_no = _("no");
const char *short_no = _("nN");
/* Note: we have to use the local dependent strcasecmp here */
if( !strcasecmp(s, long_yes ) )
return 1;
if( *s && strchr( short_yes, *s ) && !s[1] )
return 1;
/* test for no strings to catch ambiguities for the next test */
if( !strcasecmp(s, long_no ) )
return 0;
if( *s && strchr( short_no, *s ) && !s[1] )
return 0;
/* test for the english version (for those who are used to type yes) */
if( !ascii_strcasecmp(s, "yes" ) )
return 1;
if( *s && strchr( "yY", *s ) && !s[1] )
return 1;
return def_answer;
}
int
answer_is_yes( const char *s )
{
return answer_is_yes_no_default(s,0);
}
/****************
* Return 1 for yes, -1 for quit, or 0 for no
*/
int
answer_is_yes_no_quit( const char *s )
{
const char *long_yes = _("yes");
const char *long_no = _("no");
const char *long_quit = _("quit");
const char *short_yes = _("yY");
const char *short_no = _("nN");
const char *short_quit = _("qQ");
/* Note: We have to use the locale dependent strcasecmp */
if( !strcasecmp(s, long_no ) )
return 0;
if( !strcasecmp(s, long_yes ) )
return 1;
if( !strcasecmp(s, long_quit ) )
return -1;
if( *s && strchr( short_no, *s ) && !s[1] )
return 0;
if( *s && strchr( short_yes, *s ) && !s[1] )
return 1;
if( *s && strchr( short_quit, *s ) && !s[1] )
return -1;
/* but not here */
if( !ascii_strcasecmp(s, "yes" ) )
return 1;
if( !ascii_strcasecmp(s, "quit" ) )
return -1;
if( *s && strchr( "yY", *s ) && !s[1] )
return 1;
if( *s && strchr( "qQ", *s ) && !s[1] )
return -1;
return 0;
}
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