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90 lines
2.5 KiB
C
90 lines
2.5 KiB
C
/* misc.c - Miscellaneous fucntions
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* Copyright (C) 2004, 2009 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 <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include <unistd.h>
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#ifdef HAVE_LOCALE_H
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#include <locale.h>
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#endif
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#include "gpgsm.h"
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#include "i18n.h"
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#include "setenv.h"
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/* Setup the environment so that the pinentry is able to get all
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required information. This is used prior to an exec of the
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protect-tool. */
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void
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setup_pinentry_env (void)
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{
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#ifndef HAVE_W32_SYSTEM
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char *lc;
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const char *name, *value;
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int iterator;
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/* Try to make sure that GPG_TTY has been set. This is needed if we
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call for example the protect-tools with redirected stdin and thus
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it won't be able to ge a default by itself. Try to do it here
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but print a warning. */
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value = session_env_getenv (opt.session_env, "GPG_TTY");
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if (value)
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setenv ("GPG_TTY", value, 1);
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else if (!(lc=getenv ("GPG_TTY")) || !*lc)
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{
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log_error (_("GPG_TTY has not been set - "
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"using maybe bogus default\n"));
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lc = ttyname (0);
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if (!lc)
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lc = "/dev/tty";
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setenv ("GPG_TTY", lc, 1);
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}
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if (opt.lc_ctype)
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setenv ("LC_CTYPE", opt.lc_ctype, 1);
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#if defined(HAVE_SETLOCALE) && defined(LC_CTYPE)
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else if ( (lc = setlocale (LC_CTYPE, "")) )
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setenv ("LC_CTYPE", lc, 1);
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#endif
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if (opt.lc_messages)
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setenv ("LC_MESSAGES", opt.lc_messages, 1);
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#if defined(HAVE_SETLOCALE) && defined(LC_MESSAGES)
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else if ( (lc = setlocale (LC_MESSAGES, "")) )
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setenv ("LC_MESSAGES", lc, 1);
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#endif
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iterator = 0;
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while ((name = session_env_list_stdenvnames (&iterator, NULL)))
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{
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if (!strcmp (name, "GPG_TTY"))
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continue; /* Already set. */
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value = session_env_getenv (opt.session_env, name);
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if (value)
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setenv (name, value, 1);
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}
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#endif /*!HAVE_W32_SYSTEM*/
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}
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