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- /* File : strncpy.c
- Author : Richard A. O'Keefe.
- Updated: 20 April 1984
- Defines: strncpy()
-
- strncpy(dst, src, n) copies up to n characters of src to dst. It
- will pad dst on the right with NUL or truncate it as necessary to
- ensure that n characters exactly are transferred. It returns the
- old value of dst as strcpy does.
- */
-
- #include "strings.h"
-
- char *strncpy(dst, src, n)
- register char *dst, *src;
- register int n;
- {
- char *save;
-
- for (save = dst; --n >= 0; ) {
- if (!(*dst++ = *src++)) {
- while (--n >= 0) *dst++ = NUL;
- return save;
- }
- }
- return save;
- }
-