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59 lines
1.5 KiB
C
59 lines
1.5 KiB
C
/* Copyright (C) 1996-2015 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1996.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <argz.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <string.h>
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error_t
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__argz_add_sep (char **argz, size_t *argz_len, const char *string, int delim)
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{
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size_t nlen = strlen (string) + 1;
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if (nlen > 1)
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{
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const char *rp;
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char *wp;
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*argz = (char *) realloc (*argz, *argz_len + nlen);
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if (*argz == NULL)
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return ENOMEM;
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wp = *argz + *argz_len;
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rp = string;
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do
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if (*rp == delim)
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{
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if (wp > *argz && wp[-1] != '\0')
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*wp++ = '\0';
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else
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--nlen;
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}
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else
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*wp++ = *rp;
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while (*rp++ != '\0');
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*argz_len += nlen;
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}
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return 0;
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}
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weak_alias (__argz_add_sep, argz_add_sep)
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