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Annotation of embedaddon/tmux/compat/strndup.c, revision 1.1

1.1     ! misho       1: /*     $OpenBSD: strndup.c,v 1.2 2015/08/31 02:53:57 guenther Exp $    */
        !             2: 
        !             3: /*
        !             4:  * Copyright (c) 2010 Todd C. Miller <Todd.Miller@courtesan.com>
        !             5:  *
        !             6:  * Permission to use, copy, modify, and distribute this software for any
        !             7:  * purpose with or without fee is hereby granted, provided that the above
        !             8:  * copyright notice and this permission notice appear in all copies.
        !             9:  *
        !            10:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
        !            11:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
        !            12:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
        !            13:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
        !            14:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
        !            15:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
        !            16:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
        !            17:  */
        !            18: 
        !            19: #include <sys/types.h>
        !            20: 
        !            21: #include <stddef.h>
        !            22: #include <stdlib.h>
        !            23: #include <string.h>
        !            24: 
        !            25: #include "compat.h"
        !            26: 
        !            27: char *
        !            28: strndup(const char *str, size_t maxlen)
        !            29: {
        !            30:        char *copy;
        !            31:        size_t len;
        !            32: 
        !            33:        len = strnlen(str, maxlen);
        !            34:        copy = malloc(len + 1);
        !            35:        if (copy != NULL) {
        !            36:                (void)memcpy(copy, str, len);
        !            37:                copy[len] = '\0';
        !            38:        }
        !            39: 
        !            40:        return copy;
        !            41: }