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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.
*
* This file is free software; you can redistribute it and/or modify
* it under the terms of either
*
* - the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 3 of the License, or (at
* your option) any later version.
*
* or
*
* - 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.
*
* or both in parallel, as here.
*
* This file 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, see <https://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <stdlib.h>
#include <errno.h>
#include "i18n.h"
#include "util.h"
/* Check the string S for a YES or NO answer and take care of
localization. If no valid string is given the value of DEF_ANSWER
is returned. Returns 1 for yes and 0 for no. */
int
answer_is_yes_no_default (const char *s, int def_answer)
{
/* TRANSLATORS: See doc/TRANSLATE about this string. */
const char *long_yes = _("yes");
const char *short_yes = _("yY");
/* TRANSLATORS: See doc/TRANSLATE about this string. */
const char *long_no = _("no");
const char *short_no = _("nN");
/* Note: we have to use the local dependent compare here. */
if ( match_multistr(long_yes,s) )
return 1;
if ( *s && strchr( short_yes, *s ) && !s[1] )
return 1;
/* Test for "no" strings to catch ambiguities for the next test. */
if ( match_multistr(long_no,s) )
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 )
{
/* TRANSLATORS: See doc/TRANSLATE about this string. */
const char *long_yes = _("yes");
/* TRANSLATORS: See doc/TRANSLATE about this string. */
const char *long_no = _("no");
/* TRANSLATORS: See doc/TRANSLATE about this string. */
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 a local dependent compare here. */
if ( match_multistr(long_no,s) )
return 0;
if ( match_multistr(long_yes,s) )
return 1;
if ( match_multistr(long_quit,s) )
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;
}
/*
Return 1 for okay, 0 for cancel or DEF_ANSWER for default.
*/
int
answer_is_okay_cancel (const char *s, int def_answer)
{
/* TRANSLATORS: See doc/TRANSLATE about this string. */
const char *long_okay = _("okay|okay");
/* TRANSLATORS: See doc/TRANSLATE about this string. */
const char *long_cancel = _("cancel|cancel");
const char *short_okay = _("oO");
const char *short_cancel = _("cC");
/* Note: We have to use the locale dependent compare. */
if ( match_multistr(long_okay,s) )
return 1;
if ( match_multistr(long_cancel,s) )
return 0;
if ( *s && strchr( short_okay, *s ) && !s[1] )
return 1;
if ( *s && strchr( short_cancel, *s ) && !s[1] )
return 0;
/* Always test for the English values (not locale here). */
if ( !ascii_strcasecmp(s, "okay" ) )
return 1;
if ( !ascii_strcasecmp(s, "ok" ) )
return 1;
if ( !ascii_strcasecmp(s, "cancel" ) )
return 0;
if ( *s && strchr( "oO", *s ) && !s[1] )
return 1;
if ( *s && strchr( "cC", *s ) && !s[1] )
return 0;
return def_answer;
}
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