busybox/libbb/safe_strncpy.c

/* vi: set sw=4 ts=4: */
/*
 * Utility routines.
 *
 * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
 *
 * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
 */

#include <string.h>
#include "libbb.h"


/* Like strncpy but make sure the resulting string is always 0 terminated. */
char * safe_strncpy(char *dst, const char *src, size_t size)
{
	if (!size) return dst;
	dst[--size] = '\0';
	return strncpy(dst, src, size);
}
1	/* vi: set sw=4 ts=4: */
2	/*
3	* Utility routines.
4	*
5	* Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
6	*
7	* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
8	*/
9
10	#include <string.h>
11	#include "libbb.h"
12
13
14
15	/* Like strncpy but make sure the resulting string is always 0 terminated. */
16	char * safe_strncpy(char dst, const char src, size_t size)
17	{
18	if (!size) return dst;
19	dst[--size] = '\0';
20	return strncpy(dst, src, size);
21	}