76 lines
1.8 KiB
C
76 lines
1.8 KiB
C
/* Definitions for error fallback functions.
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Copyright (C) 2021 Google, Inc.
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This file is part of elfutils.
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This file is free software; you can redistribute it and/or modify
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it under the terms of either
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* the GNU Lesser General Public License as published by the Free
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Software Foundation; either version 3 of the License, or (at
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your option) any later version
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or
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* the GNU General Public License as published by the Free
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Software Foundation; either version 2 of the License, or (at
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your option) any later version
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or both in parallel, as here.
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elfutils is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received copies of the GNU General Public License and
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the GNU Lesser General Public License along with this program. If
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not, see <http://www.gnu.org/licenses/>. */
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#include <config.h>
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#if !defined(HAVE_ERROR_H) && defined(HAVE_ERR_H)
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#include <errno.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <err.h>
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unsigned int error_message_count = 0;
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void error(int status, int errnum, const char *format, ...) {
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va_list argp;
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int saved_errno = errno;
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fflush (stdout);
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va_start(argp, format);
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if (status)
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{
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if (errnum)
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{
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errno = errnum;
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verr (status, format, argp);
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}
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else
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verrx (status, format, argp);
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}
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else
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{
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if (errnum)
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{
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errno = errnum;
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vwarn (format, argp);
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}
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else
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vwarnx (format, argp);
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}
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va_end(argp);
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fflush (stderr);
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++error_message_count;
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errno = saved_errno;
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}
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#endif
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