35 lines
1.1 KiB
C
35 lines
1.1 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* Mini strdup_substr function.
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*
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* Copyright (C) 2001 Mark Whitley.
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*
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* This program 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 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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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* 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, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/* Return a substring of STR, starting at index START and ending at END,
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* allocated on the heap. */
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#include "libbb.h"
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char *strdup_substr(const char *str, int start, int end)
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{
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int size = end - start + 1;
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char *newstr = xmalloc(size);
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memcpy(newstr, str+start, size-1);
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newstr[size-1] = '\0';
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return newstr;
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}
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