Mercurial > trustbridge > nss-cmake-static

annotate nspr/lib/libc/src/strdup.c @ 4:b513267f632f tip

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Build DBM module
author Andre Heinecke <andre.heinecke@intevation.de>
date Tue, 05 Aug 2014 18:58:03 +0200
parents 1e5118fa0cb1
children
rev   line source
0
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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2 /* This Source Code Form is subject to the terms of the Mozilla Public
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this
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4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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5
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6 #include "plstr.h"
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7 #include "prmem.h"
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8 #include <string.h>
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9
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10 PR_IMPLEMENT(char *)
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11 PL_strdup(const char *s)
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12 {
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13 char *rv;
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14 size_t n;
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15
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16 if( (const char *)0 == s )
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17 s = "";
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18
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19 n = strlen(s) + 1;
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20
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21 rv = (char *)malloc(n);
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22 if( (char *)0 == rv ) return rv;
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23
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24 (void)memcpy(rv, s, n);
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25
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26 return rv;
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27 }
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28
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29 PR_IMPLEMENT(void)
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30 PL_strfree(char *s)
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31 {
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32 free(s);
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33 }
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34
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35 PR_IMPLEMENT(char *)
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36 PL_strndup(const char *s, PRUint32 max)
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37 {
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38 char *rv;
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39 size_t l;
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40
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41 if( (const char *)0 == s )
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42 s = "";
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43
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44 l = PL_strnlen(s, max);
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45
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46 rv = (char *)malloc(l+1);
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47 if( (char *)0 == rv ) return rv;
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48
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49 (void)memcpy(rv, s, l);
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50 rv[l] = '\0';
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51
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52 return rv;
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53 }
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