Last change
on this file since 3871 was 2725, checked in by Bruno Cornec, 13 years ago |
- Update mindi-busybox to 1.18.3 to avoid problems with the tar command which is now failing on recent versions with busybox 1.7.3
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File size:
748 bytes
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1 | /* vi: set sw=4 ts=4: */
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2 | /*
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3 | * Utility routines.
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4 | *
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5 | * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
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6 | *
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7 | * Licensed under GPLv2 or later, see file LICENSE in this source tree.
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8 | */
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9 |
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10 | #include "libbb.h"
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11 |
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12 | /* Like strncpy but make sure the resulting string is always 0 terminated. */
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13 | char* FAST_FUNC safe_strncpy(char *dst, const char *src, size_t size)
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14 | {
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15 | if (!size) return dst;
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16 | dst[--size] = '\0';
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17 | return strncpy(dst, src, size);
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18 | }
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19 |
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20 | /* Like strcpy but can copy overlapping strings. */
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21 | void FAST_FUNC overlapping_strcpy(char *dst, const char *src)
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22 | {
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23 | /* Cheap optimization for dst == src case -
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24 | * better to have it here than in many callers.
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25 | */
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26 | if (dst != src) {
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27 | while ((*dst = *src) != '\0') {
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28 | dst++;
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29 | src++;
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30 | }
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31 | }
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32 | }
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