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28 lines
631 B
C
28 lines
631 B
C
/* vi: set sw=4 ts=4: */
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/*
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* Utility routines.
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*
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* Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
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*
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* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
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*/
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#include "libbb.h"
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/* Like strncpy but make sure the resulting string is always 0 terminated. */
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char* FAST_FUNC safe_strncpy(char *dst, const char *src, size_t size)
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{
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if (!size) return dst;
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dst[--size] = '\0';
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return strncpy(dst, src, size);
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}
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/* Like strcpy but can copy overlapping strings. */
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void FAST_FUNC overlapping_strcpy(char *dst, const char *src)
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{
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while ((*dst = *src) != '\0') {
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dst++;
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src++;
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}
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}
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