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142 lines
4.2 KiB
C
142 lines
4.2 KiB
C
/* yesno.c - Yes/No questions
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* Copyright (C) 1998, 1999, 2000, 2001, 2003 Free Software Foundation, Inc.
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*
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* This file is part of GnuPG.
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*
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* GnuPG 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 3 of the License, or
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* (at your option) any later version.
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*
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* GnuPG 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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*
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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, see <http://www.gnu.org/licenses/>.
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*/
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#include <config.h>
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#include <stdlib.h>
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#include <errno.h>
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#include "i18n.h"
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#include "util.h"
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/* Check the string S for a YES or NO answer and take care of
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localization. If no valid string is given the value of DEF_ANSWER
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is returned. Returns 1 for yes and 0 for no. */
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int
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answer_is_yes_no_default (const char *s, int def_answer)
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{
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/* TRANSLATORS: See doc/TRANSLATE about this string. */
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const char *long_yes = _("yes");
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const char *short_yes = _("yY");
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/* TRANSLATORS: See doc/TRANSLATE about this string. */
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const char *long_no = _("no");
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const char *short_no = _("nN");
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/* Note: we have to use the local dependent compare here. */
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if ( match_multistr(long_yes,s) )
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return 1;
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if ( *s && strchr( short_yes, *s ) && !s[1] )
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return 1;
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/* Test for "no" strings to catch ambiguities for the next test. */
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if ( match_multistr(long_no,s) )
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return 0;
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if ( *s && strchr( short_no, *s ) && !s[1] )
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return 0;
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/* Test for the english version (for those who are used to type yes). */
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if ( !ascii_strcasecmp(s, "yes" ) )
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return 1;
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if ( *s && strchr( "yY", *s ) && !s[1] )
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return 1;
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return def_answer;
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}
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int
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answer_is_yes ( const char *s )
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{
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return answer_is_yes_no_default(s,0);
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}
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/****************
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* Return 1 for yes, -1 for quit, or 0 for no
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*/
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int
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answer_is_yes_no_quit ( const char *s )
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{
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/* TRANSLATORS: See doc/TRANSLATE about this string. */
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const char *long_yes = _("yes");
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/* TRANSLATORS: See doc/TRANSLATE about this string. */
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const char *long_no = _("no");
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/* TRANSLATORS: See doc/TRANSLATE about this string. */
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const char *long_quit = _("quit");
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const char *short_yes = _("yY");
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const char *short_no = _("nN");
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const char *short_quit = _("qQ");
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/* Note: we have to use a local dependent compare here. */
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if ( match_multistr(long_no,s) )
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return 0;
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if ( match_multistr(long_yes,s) )
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return 1;
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if ( match_multistr(long_quit,s) )
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return -1;
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if ( *s && strchr( short_no, *s ) && !s[1] )
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return 0;
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if ( *s && strchr( short_yes, *s ) && !s[1] )
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return 1;
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if ( *s && strchr( short_quit, *s ) && !s[1] )
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return -1;
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/* but not here. */
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if ( !ascii_strcasecmp(s, "yes" ) )
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return 1;
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if ( !ascii_strcasecmp(s, "quit" ) )
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return -1;
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if ( *s && strchr( "yY", *s ) && !s[1] )
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return 1;
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if ( *s && strchr( "qQ", *s ) && !s[1] )
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return -1;
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return 0;
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}
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/*
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Return 1 for okay, 0 for for cancel or DEF_ANSWER for default.
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*/
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int
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answer_is_okay_cancel (const char *s, int def_answer)
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{
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/* TRANSLATORS: See doc/TRANSLATE about this string. */
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const char *long_okay = _("okay|okay");
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/* TRANSLATORS: See doc/TRANSLATE about this string. */
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const char *long_cancel = _("cancel|cancel");
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const char *short_okay = _("oO");
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const char *short_cancel = _("cC");
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/* Note: We have to use the locale dependent compare. */
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if ( match_multistr(long_okay,s) )
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return 1;
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if ( match_multistr(long_cancel,s) )
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return 0;
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if ( *s && strchr( short_okay, *s ) && !s[1] )
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return 1;
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if ( *s && strchr( short_cancel, *s ) && !s[1] )
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return 0;
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/* Always test for the English values (not locale here). */
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if ( !ascii_strcasecmp(s, "okay" ) )
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return 1;
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if ( !ascii_strcasecmp(s, "ok" ) )
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return 1;
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if ( !ascii_strcasecmp(s, "cancel" ) )
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return 0;
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if ( *s && strchr( "oO", *s ) && !s[1] )
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return 1;
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if ( *s && strchr( "cC", *s ) && !s[1] )
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return 0;
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return def_answer;
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}
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