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C/C++ Source or Header  |  1987-10-28  |  522b  |  23 lines
  1. /*
  2.  * strncpy - copy at most n characters of string src to dst
  3.  */
  4. char *                                 /* dst */
  5. strncpy(dst, src, n)
  6. char *dst;
  7. CONST char *src;
  8. SIZET n;
  9. {
  10.          register char *dscan;
  11.          register CONST char *sscan;
  12.          register SIZET count;
  13.  
  14.          dscan = dst;
  15.          sscan = src;
  16.          count = n;
  17.          while (--count >= 0 && (*dscan++ = *sscan++) != '\0')
  18.                    continue;
  19.          while (--count >= 0)
  20.                    *dscan++ = '\0';
  21.          return(dst);
  22. }
  23.