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bc002e8537
Same as kernel provides, adopted from Linux sources. strlcpy is similar to strncpy but _always_ adds \0 at the end of string even if destination is shorter. Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org> Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
32 lines
741 B
C
32 lines
741 B
C
/*
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* Adopted from linux kernel
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*/
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#include <sys/types.h>
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#include <string.h>
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#include "string.h"
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#ifndef CONFIG_HAS_STRLCPY
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/**
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* strlcpy - Copy a %NUL terminated string into a sized buffer
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* @dest: Where to copy the string to
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* @src: Where to copy the string from
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* @size: size of destination buffer
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*
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* Compatible with *BSD: the result is always a valid
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* NUL-terminated string that fits in the buffer (unless,
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* of course, the buffer size is zero). It does not pad
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* out the result like strncpy() does.
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*/
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size_t strlcpy(char *dest, const char *src, size_t size)
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{
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size_t ret = strlen(src);
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if (size) {
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size_t len = (ret >= size) ? size - 1 : ret;
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memcpy(dest, src, len);
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dest[len] = '\0';
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}
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return ret;
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}
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#endif
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