53 lines
1.6 KiB
C
53 lines
1.6 KiB
C
/* -*-comment-start: "//";comment-end:""-*-
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* GNU Mes --- Maxwell Equations of Software
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* Copyright © 1995-2018 Free Software Foundation, Inc.
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* Copyright © 2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
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*
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* This file is part of GNU Mes.
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*
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* GNU Mes is free software; you can redistribute it and/or modify it
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* 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 (at
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* your option) any later version.
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*
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* GNU Mes 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
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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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** Commentary:
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Taken from GNU C Library
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Routines for dealing with '\0' separated arg vectors.
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Written by Miles Bader <miles@gnu.org>
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*/
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#include <argz.h>
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/* Puts pointers to each string in ARGZ, plus a terminating 0 element, into
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ARGV, which must be large enough to hold them all. */
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void
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__argz_extract (char const *argz, size_t len, char **argv)
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{
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__argz_extract_count (argz, len, argv);
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}
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size_t
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__argz_extract_count (char const *argz, size_t len, char **argv)
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{
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size_t count = 0;
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while (len > 0)
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{
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size_t part_len = strlen (argz);
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*argv++ = (char *) argz;
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argz += part_len + 1;
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len -= part_len + 1;
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count ++;
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}
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*argv = 0;
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return count;
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}
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